sudo mkdir -p /mnt/runimg pi@raspberry4:~ $ sudo mount --bind /media/netdir/raspbrreyPi/mnt_runimg /mnt/runimg pi@raspberry4:~ $ ls -l /mnt/runimg/ total 24593408 -rwxrwxrwx+ 1 99 99 4555014144 Jan 7 22:32 2019-04-08-raspbian-stretch_chroot.img -rwxrwxrwx+ 1 systemd-timesync 98 3481272320 Mar 23 22:09 2019-04-08-raspbian-stretch-make-new.img -rwxrwxrwx+ 1 root root 3481272320 Dec 30 09:55 2019-04-08-raspbian-stretch-make-old.img -rwx------+ 1 99 99 3829399552 Jan 26 21:38 2019-09-26-raspbian-buster_jin.img -rw-r--r--+ 1 root root 5934940160 Apr 1 21:37 2020-02-13-raspbian-buster_jin-make.img drwxrwxrwx+ 1 root root 160 Dec 19 22:41 bak -rw-rw-rw-+ 1 99 99 1728053248 Mar 25 22:50 readynas_compile_tool2.img -rw-rw-rw-+ 1 99 99 2173698048 Jan 8 23:25 readynas_compile_tool.img pi@raspberry4:~ $ sudo mkdir -p ~/rpi_mnt pi@raspberry4:~ $ sudo losetup -f -P --show /mnt/runimg/2020-02-13-raspbian-buster_jin-make.img /dev/loop0 pi@raspberry4:~ $ sudo mount /dev/loop0p2 -o rw ~/rpi_mnt pi@raspberry4:~ $ cd ~/rpi_mnt pi@raspberry4:~/rpi_mnt $ sudo mount --bind /dev ~/rpi_mnt/dev/ pi@raspberry4:~/rpi_mnt $ sudo mount --bind /sys ~/rpi_mnt/sys/ pi@raspberry4:~/rpi_mnt $ sudo mount --bind /proc ~/rpi_mnt/proc/ pi@raspberry4:~/rpi_mnt $ sudo mount --bind /dev/pts ~/rpi_mnt/dev/pts pi@raspberry4:~/rpi_mnt $ sudo mkdir -p /media/netdir/source/raspberrypi/4-07_vdesktop_readynas pi@raspberry4:~/rpi_mnt $ sudo mkdir -p ~/rpi_mnt/mnt/compile pi@raspberry4:~/rpi_mnt $ sudo mount --bind /media/netdir/source/raspberrypi/4-07_vdesktop_readynas ~/rpi_mnt/mnt/compile pi@raspberry4:~/rpi_mnt $ cd ~/rpi_mnt pi@raspberry4:~/rpi_mnt $ sudo chroot . bin/bash root@raspberry4:/# root@raspberry4:/# ls -l total 76 drwxr-xr-x 2 root root 4096 Feb 14 01:00 bin drwxr-xr-x 2 root root 4096 Mar 21 13:49 boot drwxr-xr-x 18 root root 4040 Apr 1 21:43 dev drwxr-xr-x 108 root root 4096 Mar 21 13:52 etc drwxr-xr-x 3 root root 4096 Feb 14 00:55 home drwxr-xr-x 16 root root 4096 Feb 14 00:58 lib drwx------ 2 root root 16384 Feb 14 01:15 lost+found drwxr-xr-x 2 root root 4096 Feb 14 00:51 media drwxr-xr-x 3 root root 4096 Mar 21 13:47 mnt drwxr-xr-x 4 root root 4096 Feb 14 01:01 opt dr-xr-xr-x 191 root root 0 Jan 1 1970 proc drwx------ 3 root root 4096 Mar 21 13:54 root drwxr-xr-x 4 root root 4096 Feb 14 00:51 run drwxr-xr-x 2 root root 4096 Feb 14 01:00 sbin drwxr-xr-x 2 root root 4096 Feb 14 00:51 srv dr-xr-xr-x 12 root root 0 Jan 1 1970 sys drwxrwxrwt 3 root root 4096 Mar 21 13:54 tmp drwxr-xr-x 11 root root 4096 Feb 14 01:01 usr drwxr-xr-x 11 root root 4096 Feb 14 00:51 var root@raspberry4:/# echo 00:00:00 00:00:00 root@raspberry4:/# date Wed 01 Apr 2020 09:43:16 PM JST root@raspberry4:/# root@raspberry4:/# df -hT Filesystem Type Size Used Avail Use% Mounted on /dev/loop0p2 ext4 5.2G 2.7G 2.2G 55% / udev devtmpfs 1.8G 0 1.8G 0% /dev nas-27-59-FD:/data/tmp/source/raspberrypi/4-07_vdesktop_readynas nfs 5.5T 3.3T 2.2T 61% /mnt/compile root@raspberry4:/# root@raspberry4:/# root@raspberry4:/# root@raspberry4:/# sudo apt-get update sudo: unable to resolve host raspberry4: Name or service not known 0% [Working]0% [Connecting to raspbian.raspberrypi.org (93.93.128.193)] [Waiting for headers] Get:1 http://archive.raspberrypi.org/debian buster InRelease [25.1 kB] 0% [Waiting for headers] [1 InRelease 0 B/25.1 kB 0%] Get:2 http://raspbian.raspberrypi.org/raspbian buster InRelease [15.0 kB] 0% [2 InRelease 0 B/15.0 kB 0%] [1 InRelease 13.8 kB/25.1 kB 55%] 0% [1 InRelease 25.1 kB/25.1 kB 100%] 0% [Working]0% [Working]0% [Working]18% [Waiting for headers] Get:3 http://raspbian.raspberrypi.org/raspbian buster/main armhf Packages [13.0 MB] 18% [3 Packages 3,943 B/13.0 MB 0%] [Waiting for headers] Get:4 http://archive.raspberrypi.org/debian buster/main armhf Packages [280 kB] 19% [3 Packages 13.8 kB/13.0 MB 0%] [4 Packages 2,577 B/280 kB 1%]19% [3 Packages 97.9 kB/13.0 MB 1%] [4 Packages 58.7 kB/280 kB 21%] 21% [3 Packages 256 kB/13.0 MB 2%] [4 Packages 213 kB/280 kB 76%] 23% [3 Packages 434 kB/13.0 MB 3%]23% [4 Packages store 0 B] [3 Packages 434 kB/13.0 MB 3%] 24% [3 Packages 434 kB/13.0 MB 3%]26% [3 Packages 883 kB/13.0 MB 7%]28% [3 Packages 1,186 kB/13.0 MB 9%]40% [3 Packages 3,181 kB/13.0 MB 24%]41% [3 Packages 3,384 kB/13.0 MB 26%]47% [3 Packages 4,295 kB/13.0 MB 33%]50% [3 Packages 4,903 kB/13.0 MB 38%] 808 kB/s 10s55% [3 Packages 5,591 kB/13.0 MB 43%] 808 kB/s 9s57% [3 Packages 5,926 kB/13.0 MB 46%] 808 kB/s 8s62% [3 Packages 6,780 kB/13.0 MB 52%] 808 kB/s 7s65% [3 Packages 7,318 kB/13.0 MB 56%] 808 kB/s 7s67% [3 Packages 7,608 kB/13.0 MB 58%] 808 kB/s 6s70% [3 Packages 8,109 kB/13.0 MB 62%] 808 kB/s 6s71% [3 Packages 8,308 kB/13.0 MB 64%] 808 kB/s 5s72% [3 Packages 8,549 kB/13.0 MB 66%] 808 kB/s 5s74% [3 Packages 8,766 kB/13.0 MB 67%] 808 kB/s 5s75% [3 Packages 8,989 kB/13.0 MB 69%] 808 kB/s 4s76% [3 Packages 9,231 kB/13.0 MB 71%] 808 kB/s 4s78% [3 Packages 9,466 kB/13.0 MB 73%] 759 kB/s 4s79% [3 Packages 9,582 kB/13.0 MB 74%] 759 kB/s 4s80% [3 Packages 9,798 kB/13.0 MB 75%] 759 kB/s 4s81% [3 Packages 9,922 kB/13.0 MB 76%] 759 kB/s 4s81% [3 Packages 10.0 MB/13.0 MB 77%] 759 kB/s 3s82% [3 Packages 10.1 MB/13.0 MB 78%] 759 kB/s 3s82% [3 Packages 10.2 MB/13.0 MB 79%] 759 kB/s 3s83% [3 Packages 10.3 MB/13.0 MB 79%] 759 kB/s 3s83% [3 Packages 10.3 MB/13.0 MB 80%] 759 kB/s 3s84% [3 Packages 10.4 MB/13.0 MB 80%] 759 kB/s 3s84% [3 Packages 10.4 MB/13.0 MB 80%] 759 kB/s 3s84% [3 Packages 10.5 MB/13.0 MB 81%] 759 kB/s 3s84% [3 Packages 10.6 MB/13.0 MB 81%] 183 kB/s 13s85% [3 Packages 10.6 MB/13.0 MB 82%] 183 kB/s 13s85% [3 Packages 10.7 MB/13.0 MB 82%] 183 kB/s 12s85% [3 Packages 10.7 MB/13.0 MB 82%] 183 kB/s 12s86% [3 Packages 10.7 MB/13.0 MB 83%] 183 kB/s 12s86% [3 Packages 10.8 MB/13.0 MB 83%] 183 kB/s 12s86% [3 Packages 10.8 MB/13.0 MB 83%] 183 kB/s 11s86% [3 Packages 10.9 MB/13.0 MB 84%] 183 kB/s 11s87% [3 Packages 10.9 MB/13.0 MB 84%] 183 kB/s 11s87% [3 Packages 10.9 MB/13.0 MB 84%] 183 kB/s 11s87% [3 Packages 11.0 MB/13.0 MB 84%] 183 kB/s 11s87% [3 Packages 11.0 MB/13.0 MB 85%] 183 kB/s 10s87% [3 Packages 11.1 MB/13.0 MB 85%] 81.2 kB/s 24s88% [3 Packages 11.1 MB/13.0 MB 85%] 81.2 kB/s 23s88% [3 Packages 11.1 MB/13.0 MB 85%] 81.2 kB/s 23s88% [3 Packages 11.1 MB/13.0 MB 86%] 81.2 kB/s 23s88% [3 Packages 11.2 MB/13.0 MB 86%] 81.2 kB/s 22s88% [3 Packages 11.2 MB/13.0 MB 86%] 81.2 kB/s 22s88% [3 Packages 11.2 MB/13.0 MB 86%] 81.2 kB/s 21s89% [3 Packages 11.3 MB/13.0 MB 87%] 81.2 kB/s 21s89% [3 Packages 11.3 MB/13.0 MB 87%] 81.2 kB/s 20s89% [3 Packages 11.4 MB/13.0 MB 87%] 81.2 kB/s 20s89% [3 Packages 11.4 MB/13.0 MB 88%] 81.2 kB/s 19s90% [3 Packages 11.4 MB/13.0 MB 88%] 81.2 kB/s 19s90% [3 Packages 11.5 MB/13.0 MB 88%] 73.9 kB/s 20s90% [3 Packages 11.6 MB/13.0 MB 89%] 73.9 kB/s 19s91% [3 Packages 11.6 MB/13.0 MB 89%] 73.9 kB/s 18s91% [3 Packages 11.7 MB/13.0 MB 90%] 73.9 kB/s 17s92% [3 Packages 11.8 MB/13.0 MB 90%] 73.9 kB/s 16s92% [3 Packages 11.8 MB/13.0 MB 91%] 73.9 kB/s 16s92% [3 Packages 11.9 MB/13.0 MB 91%] 73.9 kB/s 15s93% [3 Packages 11.9 MB/13.0 MB 92%] 73.9 kB/s 14s93% [3 Packages 11.9 MB/13.0 MB 92%] 73.9 kB/s 14s93% [3 Packages 12.0 MB/13.0 MB 92%] 73.9 kB/s 13s93% [3 Packages 12.1 MB/13.0 MB 93%] 73.9 kB/s 12s94% [3 Packages 12.1 MB/13.0 MB 93%] 73.9 kB/s 11s94% [3 Packages 12.2 MB/13.0 MB 94%] 113 kB/s 7s94% [3 Packages 12.2 MB/13.0 MB 94%] 113 kB/s 6s95% [3 Packages 12.3 MB/13.0 MB 94%] 113 kB/s 6s95% [3 Packages 12.3 MB/13.0 MB 95%] 113 kB/s 5s95% [3 Packages 12.4 MB/13.0 MB 95%] 113 kB/s 5s96% [3 Packages 12.4 MB/13.0 MB 96%] 113 kB/s 4s96% [3 Packages 12.5 MB/13.0 MB 96%] 113 kB/s 4s97% [3 Packages 12.6 MB/13.0 MB 97%] 113 kB/s 3s97% [3 Packages 12.7 MB/13.0 MB 98%] 113 kB/s 2s98% [3 Packages 12.8 MB/13.0 MB 99%] 113 kB/s 1s99% [3 Packages 12.9 MB/13.0 MB 99%] 113 kB/s 0s99% [Working] 113 kB/s 0s99% [3 Packages store 0 B] 113 kB/s 0s99% [3 Packages store 0 B] 113 kB/s 0s99% [3 Packages store 0 B] 129 kB/s 0s99% [3 Packages store 0 B] 129 kB/s 0s99% [3 Packages store 0 B] 129 kB/s 0s99% [3 Packages store 0 B] 129 kB/s 0s99% [3 Packages store 0 B] 129 kB/s 0s99% [3 Packages store 0 B] 129 kB/s 0s99% [3 Packages store 0 B] 129 kB/s 0s99% [3 Packages store 0 B] 129 kB/s 0s100% [Working] 129 kB/s 0s Fetched 13.3 MB in 46s (287 kB/s) Reading package lists... 0%Reading package lists... 0%Reading package lists... 0%Reading package lists... 19%Reading package lists... 60%Reading package lists... 94%Reading package lists... 95%Reading package lists... 95%Reading package lists... 96%Reading package lists... 96%Reading package lists... 96%Reading package lists... 96%Reading package lists... 96%Reading package lists... 96%Reading package lists... 98%Reading package lists... 98%Reading package lists... 98%Reading package lists... Done root@raspberry4:/# sudo apt-get -y install wget git build-essential g++ flex bison gperf ruby perl libsqlite3-dev libfontconfig1-dev libicu-dev libfreetype6 libssl1.0-dev libssl1.0.2 libpng-dev libjpeg-dev sudo: unable to resolve host raspberry4: Name or service not known Reading package lists... 0%Reading package lists... 100%Reading package lists... Done Building dependency tree... 0%Building dependency tree... 0%Building dependency tree... 50%Building dependency tree... 50%Building dependency tree Reading state information... 0%Reading state information... 0%Reading state information... Done build-essential is already the newest version (12.6). g++ is already the newest version (4:8.3.0-1+rpi2). g++ set to manually installed. git is already the newest version (1:2.20.1-2+deb10u1). libfreetype6 is already the newest version (2.9.1-3+deb10u1). libfreetype6 set to manually installed. libpng-dev is already the newest version (1.6.36-6). libpng-dev set to manually installed. perl is already the newest version (5.28.1-6). perl set to manually installed. wget is already the newest version (1.20.1-1.1). wget set to manually installed. The following additional packages will be installed: fonts-lato icu-devtools libbison-dev libfl-dev libfl2 libicu63 libjpeg62-turbo-dev libruby2.5 libsigsegv2 m4 rake ruby-did-you-mean ruby-minitest ruby-net-telnet ruby-power-assert ruby-test-unit ruby-xmlrpc ruby2.5 rubygems-integration uuid-dev zip Suggested packages: bison-doc flex-doc icu-doc sqlite3-doc m4-doc ri ruby-dev bundler The following NEW packages will be installed: bison flex fonts-lato gperf icu-devtools libbison-dev libfl-dev libfl2 libfontconfig1-dev libicu-dev libjpeg-dev libjpeg62-turbo-dev libruby2.5 libsigsegv2 libsqlite3-dev libssl1.0-dev libssl1.0.2 m4 rake ruby ruby-did-you-mean ruby-minitest ruby-net-telnet ruby-power-assert ruby-test-unit ruby-xmlrpc ruby2.5 rubygems-integration uuid-dev zip The following packages will be upgraded: libicu63 1 upgraded, 30 newly installed, 0 to remove and 47 not upgraded. Need to get 30.0 MB of archives. After this operation, 85.4 MB of additional disk space will be used. 0% [Working]0% [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 0% [Working] Get:1 http://ftp.tsukuba.wide.ad.jp/Linux/raspbian/raspbian buster/main armhf libsigsegv2 armhf 2.12-2 [32.3 kB] 0% [1 libsigsegv2 0 B/32.3 kB 0%] [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 1% [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 1% [Working] Get:2 http://ftp.tsukuba.wide.ad.jp/Linux/raspbian/raspbian buster/main armhf m4 armhf 1.4.18-2 [185 kB] 1% [2 m4 0 B/185 kB 0%] [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 2% [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 2% [Waiting for headers] 2% [Working] Get:3 http://ftp.tsukuba.wide.ad.jp/Linux/raspbian/raspbian buster/main armhf flex armhf 2.6.4-6.2 [427 kB] 2% [3 flex 0 B/427 kB 0%] [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 4% [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 4% [Waiting for headers] 4% [Working] Get:4 http://ftp.tsukuba.wide.ad.jp/Linux/raspbian/raspbian buster/main armhf fonts-lato all 2.0-2 [2,698 kB] 4% [4 fonts-lato 4,096 B/2,698 kB 0%] [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 11% [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 11% [Working] Get:5 http://ftp.tsukuba.wide.ad.jp/Linux/raspbian/raspbian buster/main armhf libbison-dev armhf 2:3.3.2.dfsg-1 [500 kB] 11% [5 libbison-dev 4,096 B/500 kB 1%] [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 13% [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 13% [Waiting for headers] 13% [Working] Get:6 http://ftp.tsukuba.wide.ad.jp/Linux/raspbian/raspbian buster/main armhf bison armhf 2:3.3.2.dfsg-1 [829 kB] 13% [6 bison 11.0 kB/829 kB 1%] [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 16% [Waiting for headers] 16% [Working] Get:7 http://ftp.tsukuba.wide.ad.jp/Linux/raspbian/raspbian buster/main armhf gperf armhf 3.1-1 [141 kB] 16% [7 gperf 0 B/141 kB 0%] [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 17% [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 17% [Waiting for headers]17% [Connecting to raspbian.raspberrypi.org (93.93.128.193)] Get:8 http://ftp.tsukuba.wide.ad.jp/Linux/raspbian/raspbian buster/main armhf libicu63 armhf 63.1-6+deb10u1 [7,973 kB] 17% [8 libicu63 0 B/7,973 kB 0%] [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 21% [8 libicu63 1,442 kB/7,973 kB 18%] [Waiting for headers]22% [8 libicu63 1,706 kB/7,973 kB 21%] 1,079 kB/s 21s25% [8 libicu63 2,917 kB/7,973 kB 37%] [Waiting for headers] 1,079 kB/s 20s26% [8 libicu63 3,290 kB/7,973 kB 41%] [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 1,079 kB/s 20s28% [8 libicu63 4,067 kB/7,973 kB 51%] [Waiting for headers] 1,079 kB/s 19s29% [8 libicu63 4,239 kB/7,973 kB 53%] [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 1,079 kB/s 19s31% [8 libicu63 4,966 kB/7,973 kB 62%] [Waiting for headers] 1,079 kB/s 18s31% [8 libicu63 5,245 kB/7,973 kB 66%] [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 1,079 kB/s 18s34% [8 libicu63 6,431 kB/7,973 kB 81%] [Waiting for headers] 1,079 kB/s 17s35% [8 libicu63 6,708 kB/7,973 kB 84%] [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 1,079 kB/s 17s37% [8 libicu63 7,516 kB/7,973 kB 94%] [Waiting for headers] 1,079 kB/s 16s38% [8 libicu63 7,712 kB/7,973 kB 97%] [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 1,079 kB/s 16s39% [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 1,079 kB/s 15s Get:9 http://ftp.tsukuba.wide.ad.jp/Linux/raspbian/raspbian buster/main armhf icu-devtools armhf 63.1-6+deb10u1 [163 kB] 39% [9 icu-devtools 0 B/163 kB 0%] [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 1,079 kB/s 15s40% [Waiting for headers] 1,079 kB/s 15s Get:10 http://ftp.tsukuba.wide.ad.jp/Linux/raspbian/raspbian buster/main armhf libfl2 armhf 2.6.4-6.2 [103 kB] 40% [10 libfl2 14.9 kB/103 kB 14%] [Waiting for headers] 1,079 kB/s 15s41% [Waiting for headers] 1,079 kB/s 15s Get:11 http://ftp.tsukuba.wide.ad.jp/Linux/raspbian/raspbian buster/main armhf libfl-dev armhf 2.6.4-6.2 [104 kB] 41% [11 libfl-dev 11.3 kB/104 kB 11%] [Waiting for headers] 1,079 kB/s 15s42% [Waiting for headers] 1,079 kB/s 15s Get:12 http://ftp.tsukuba.wide.ad.jp/Linux/raspbian/raspbian buster/main armhf uuid-dev armhf 2.33.1-0.1 [92.4 kB] 42% [12 uuid-dev 9,275 B/92.4 kB 10%] [Waiting for headers] 1,079 kB/s 15s43% [Waiting for headers] 1,079 kB/s 15s Get:13 http://ftp.tsukuba.wide.ad.jp/Linux/raspbian/raspbian buster/main armhf libfontconfig1-dev armhf 2.13.1-2 [943 kB] 43% [13 libfontconfig1-dev 12.0 kB/943 kB 1%] [Waiting for headers] 1,079 kB/s 15s44% [13 libfontconfig1-dev 284 kB/943 kB 30%] [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 1,079 kB/s 15s46% [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 1,079 kB/s 14s Get:14 http://ftp.tsukuba.wide.ad.jp/Linux/raspbian/raspbian buster/main armhf libicu-dev armhf 63.1-6+deb10u1 [8,841 kB] 46% [14 libicu-dev 28.1 kB/8,841 kB 0%] [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 1,079 kB/s 14s51% [14 libicu-dev 1,945 kB/8,841 kB 22%] [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 1,079 kB/s 12s55% [14 libicu-dev 3,472 kB/8,841 kB 39%] [Waiting for headers] 1,079 kB/s 11s56% [14 libicu-dev 3,859 kB/8,841 kB 44%] [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 1,079 kB/s 11s60% [14 libicu-dev 5,256 kB/8,841 kB 59%] [Waiting for headers] 1,079 kB/s 9s61% [14 libicu-dev 5,586 kB/8,841 kB 63%] 1,079 kB/s 9s64% [14 libicu-dev 6,573 kB/8,841 kB 74%] [Waiting for headers] 2,306 kB/s 4s65% [14 libicu-dev 7,047 kB/8,841 kB 80%] 2,306 kB/s 3s68% [14 libicu-dev 8,332 kB/8,841 kB 94%] [Waiting for headers] 2,306 kB/s 3s69% [14 libicu-dev 8,710 kB/8,841 kB 99%] 2,306 kB/s 3s Get:15 http://ftp.tsukuba.wide.ad.jp/Linux/raspbian/raspbian buster/main armhf libjpeg62-turbo-dev armhf 1:1.5.2-2+b1 [179 kB] 70% [15 libjpeg62-turbo-dev 39.4 kB/179 kB 22%] [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 2,306 kB/s 3s71% [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 2,306 kB/s 2s Get:16 http://ftp.tsukuba.wide.ad.jp/Linux/raspbian/raspbian buster/main armhf libjpeg-dev all 1:1.5.2-2 [57.5 kB] 71% [16 libjpeg-dev 0 B/57.5 kB 0%] [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 2,306 kB/s 2s72% [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 2,306 kB/s 2s Get:17 http://ftp.tsukuba.wide.ad.jp/Linux/raspbian/raspbian buster/main armhf rubygems-integration all 1.11 [4,994 B] 72% [17 rubygems-integration 0 B/4,994 B 0%] [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 2,306 kB/s 2s73% [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 2,306 kB/s 2s Get:18 http://ftp.tsukuba.wide.ad.jp/Linux/raspbian/raspbian buster/main armhf ruby2.5 armhf 2.5.5-3+deb10u1 [400 kB] 73% [18 ruby2.5 0 B/400 kB 0%] [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 2,306 kB/s 2s Get:19 http://ftp.tsukuba.wide.ad.jp/Linux/raspbian/raspbian buster/main armhf ruby armhf 1:2.5.1+b1 [11.6 kB] 75% [19 ruby 11.6 kB/11.6 kB 100%] [Waiting for headers] 2,306 kB/s 2s75% [Waiting for headers] [Waiting for headers] 2,306 kB/s 2s Get:20 http://ftp.tsukuba.wide.ad.jp/Linux/raspbian/raspbian buster/main armhf rake all 12.3.1-3 [66.9 kB] 75% [20 rake 2,900 B/66.9 kB 4%] [Waiting for headers] 2,306 kB/s 2s76% [Waiting for headers] 2,306 kB/s 2s76% [Working] 2,306 kB/s 2s Get:21 http://ftp.tsukuba.wide.ad.jp/Linux/raspbian/raspbian buster/main armhf ruby-did-you-mean all 1.2.1-1 [14.4 kB] 76% [21 ruby-did-you-mean 4,096 B/14.4 kB 29%] [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 2,306 kB/s 2s77% [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 2,306 kB/s 2s77% [Waiting for headers] 2,306 kB/s 2s77% [Working] 2,306 kB/s 2s Get:22 http://ftp.tsukuba.wide.ad.jp/Linux/raspbian/raspbian buster/main armhf ruby-minitest all 5.11.3-1 [54.8 kB] 77% [22 ruby-minitest 16.4 kB/54.8 kB 30%] [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 2,306 kB/s 2s78% [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 2,306 kB/s 2s78% [Waiting for headers] 2,306 kB/s 2s78% [Working] 2,306 kB/s 2s Get:23 http://ftp.tsukuba.wide.ad.jp/Linux/raspbian/raspbian buster/main armhf ruby-net-telnet all 0.1.1-2 [12.5 kB] 78% [23 ruby-net-telnet 4,096 B/12.5 kB 33%] [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 2,306 kB/s 2s78% [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 2,306 kB/s 2s78% [Waiting for headers] 2,306 kB/s 2s78% [Working] 2,306 kB/s 2s Get:24 http://ftp.tsukuba.wide.ad.jp/Linux/raspbian/raspbian buster/main armhf ruby-power-assert all 1.1.1-1 [10.9 kB] 78% [24 ruby-power-assert 4,096 B/10.9 kB 37%] [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 2,306 kB/s 2s79% [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 2,306 kB/s 2s79% [Waiting for headers] 2,306 kB/s 2s79% [Working] 2,306 kB/s 2s Get:25 http://ftp.tsukuba.wide.ad.jp/Linux/raspbian/raspbian buster/main armhf ruby-test-unit all 3.2.8-1 [72.4 kB] 79% [25 ruby-test-unit 0 B/72.4 kB 0%] [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 2,306 kB/s 2s80% [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 2,306 kB/s 2s80% [Waiting for headers] 2,306 kB/s 2s80% [Working] 2,306 kB/s 2s Get:26 http://ftp.tsukuba.wide.ad.jp/Linux/raspbian/raspbian buster/main armhf ruby-xmlrpc all 0.3.0-2 [23.7 kB] 80% [26 ruby-xmlrpc 0 B/23.7 kB 0%] [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 2,306 kB/s 2s81% [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 2,306 kB/s 2s81% [Waiting for headers] 2,306 kB/s 2s81% [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 2,306 kB/s 2s Get:27 http://ftp.tsukuba.wide.ad.jp/Linux/raspbian/raspbian buster/main armhf libruby2.5 armhf 2.5.5-3+deb10u1 [3,148 kB] 81% [27 libruby2.5 2,565 B/3,148 kB 0%] [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 2,306 kB/s 2s87% [27 libruby2.5 2,357 kB/3,148 kB 75%] [Waiting for headers] 2,306 kB/s 1s88% [27 libruby2.5 2,979 kB/3,148 kB 95%] [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 2,306 kB/s 1s90% [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 2,306 kB/s 1s Get:28 http://ftp.tsukuba.wide.ad.jp/Linux/raspbian/raspbian buster/main armhf libsqlite3-dev armhf 3.27.2-3 [688 kB] 90% [28 libsqlite3-dev 4,096 B/688 kB 1%] [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 2,306 kB/s 1s92% [Waiting for headers] 1,129 kB/s 2s92% [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 1,129 kB/s 2s Get:29 http://ftp.tsukuba.wide.ad.jp/Linux/raspbian/raspbian buster/main armhf libssl1.0.2 armhf 1.0.2q-2 [893 kB] 92% [29 libssl1.0.2 5,229 B/893 kB 1%] [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 1,129 kB/s 1s95% [Waiting for headers] 1,129 kB/s 1s95% [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 1,129 kB/s 1s Get:30 http://ftp.tsukuba.wide.ad.jp/Linux/raspbian/raspbian buster/main armhf libssl1.0-dev armhf 1.0.2q-2 [1,157 kB] 95% [30 libssl1.0-dev 0 B/1,157 kB 0%] [Connecting to raspbian.raspberrypi.org (93.93.128.193)] 1,129 kB/s 1s99% [Waiting for headers] 1,129 kB/s 0s99% [Working] 1,129 kB/s 0s Get:31 http://ftp.tsukuba.wide.ad.jp/Linux/raspbian/raspbian buster/main armhf zip armhf 3.0-11 [212 kB] 99% [31 zip 0 B/212 kB 0%] 1,129 kB/s 0s100% [Working] 1,129 kB/s 0s Fetched 30.0 MB in 20s (1,488 kB/s) apt-listchanges: Reading changelogs... Extracting templates from packages: 96%Extracting templates from packages: 100% Preconfiguring packages ... Selecting previously unselected package libsigsegv2:armhf. (Reading database ... (Reading database ... 5%(Reading database ... 10%(Reading database ... 15%(Reading database ... 20%(Reading database ... 25%(Reading database ... 30%(Reading database ... 35%(Reading database ... 40%(Reading database ... 45%(Reading database ... 50%(Reading database ... 55%(Reading database ... 60%(Reading database ... 65%(Reading database ... 70%(Reading database ... 75%(Reading database ... 80%(Reading database ... 85%(Reading database ... 90%(Reading database ... 95%(Reading database ... 100%(Reading database ... 93514 files and directories currently installed.) Preparing to unpack .../00-libsigsegv2_2.12-2_armhf.deb ... Unpacking libsigsegv2:armhf (2.12-2) ... Selecting previously unselected package m4. Preparing to unpack .../01-m4_1.4.18-2_armhf.deb ... Unpacking m4 (1.4.18-2) ... Selecting previously unselected package flex. Preparing to unpack .../02-flex_2.6.4-6.2_armhf.deb ... Unpacking flex (2.6.4-6.2) ... Selecting previously unselected package fonts-lato. Preparing to unpack .../03-fonts-lato_2.0-2_all.deb ... Unpacking fonts-lato (2.0-2) ... Selecting previously unselected package libbison-dev:armhf. Preparing to unpack .../04-libbison-dev_2%3a3.3.2.dfsg-1_armhf.deb ... Unpacking libbison-dev:armhf (2:3.3.2.dfsg-1) ... Selecting previously unselected package bison. Preparing to unpack .../05-bison_2%3a3.3.2.dfsg-1_armhf.deb ... Unpacking bison (2:3.3.2.dfsg-1) ... Selecting previously unselected package gperf. Preparing to unpack .../06-gperf_3.1-1_armhf.deb ... Unpacking gperf (3.1-1) ... Preparing to unpack .../07-libicu63_63.1-6+deb10u1_armhf.deb ... Unpacking libicu63:armhf (63.1-6+deb10u1) over (63.1-6) ... Selecting previously unselected package icu-devtools. Preparing to unpack .../08-icu-devtools_63.1-6+deb10u1_armhf.deb ... Unpacking icu-devtools (63.1-6+deb10u1) ... Selecting previously unselected package libfl2:armhf. Preparing to unpack .../09-libfl2_2.6.4-6.2_armhf.deb ... Unpacking libfl2:armhf (2.6.4-6.2) ... Selecting previously unselected package libfl-dev:armhf. Preparing to unpack .../10-libfl-dev_2.6.4-6.2_armhf.deb ... Unpacking libfl-dev:armhf (2.6.4-6.2) ... Selecting previously unselected package uuid-dev:armhf. Preparing to unpack .../11-uuid-dev_2.33.1-0.1_armhf.deb ... Unpacking uuid-dev:armhf (2.33.1-0.1) ... Selecting previously unselected package libfontconfig1-dev:armhf. Preparing to unpack .../12-libfontconfig1-dev_2.13.1-2_armhf.deb ... Unpacking libfontconfig1-dev:armhf (2.13.1-2) ... Selecting previously unselected package libicu-dev:armhf. Preparing to unpack .../13-libicu-dev_63.1-6+deb10u1_armhf.deb ... Unpacking libicu-dev:armhf (63.1-6+deb10u1) ... Selecting previously unselected package libjpeg62-turbo-dev:armhf. Preparing to unpack .../14-libjpeg62-turbo-dev_1%3a1.5.2-2+b1_armhf.deb ... Unpacking libjpeg62-turbo-dev:armhf (1:1.5.2-2+b1) ... Selecting previously unselected package libjpeg-dev. Preparing to unpack .../15-libjpeg-dev_1%3a1.5.2-2_all.deb ... Unpacking libjpeg-dev (1:1.5.2-2) ... Selecting previously unselected package rubygems-integration. Preparing to unpack .../16-rubygems-integration_1.11_all.deb ... Unpacking rubygems-integration (1.11) ... Selecting previously unselected package ruby2.5. Preparing to unpack .../17-ruby2.5_2.5.5-3+deb10u1_armhf.deb ... Unpacking ruby2.5 (2.5.5-3+deb10u1) ... Selecting previously unselected package ruby. Preparing to unpack .../18-ruby_1%3a2.5.1+b1_armhf.deb ... Unpacking ruby (1:2.5.1+b1) ... Selecting previously unselected package rake. Preparing to unpack .../19-rake_12.3.1-3_all.deb ... Unpacking rake (12.3.1-3) ... Selecting previously unselected package ruby-did-you-mean. Preparing to unpack .../20-ruby-did-you-mean_1.2.1-1_all.deb ... Unpacking ruby-did-you-mean (1.2.1-1) ... Selecting previously unselected package ruby-minitest. Preparing to unpack .../21-ruby-minitest_5.11.3-1_all.deb ... Unpacking ruby-minitest (5.11.3-1) ... Selecting previously unselected package ruby-net-telnet. Preparing to unpack .../22-ruby-net-telnet_0.1.1-2_all.deb ... Unpacking ruby-net-telnet (0.1.1-2) ... Selecting previously unselected package ruby-power-assert. Preparing to unpack .../23-ruby-power-assert_1.1.1-1_all.deb ... Unpacking ruby-power-assert (1.1.1-1) ... Selecting previously unselected package ruby-test-unit. Preparing to unpack .../24-ruby-test-unit_3.2.8-1_all.deb ... Unpacking ruby-test-unit (3.2.8-1) ... Selecting previously unselected package ruby-xmlrpc. Preparing to unpack .../25-ruby-xmlrpc_0.3.0-2_all.deb ... Unpacking ruby-xmlrpc (0.3.0-2) ... Selecting previously unselected package libruby2.5:armhf. Preparing to unpack .../26-libruby2.5_2.5.5-3+deb10u1_armhf.deb ... Unpacking libruby2.5:armhf (2.5.5-3+deb10u1) ... Selecting previously unselected package libsqlite3-dev:armhf. Preparing to unpack .../27-libsqlite3-dev_3.27.2-3_armhf.deb ... Unpacking libsqlite3-dev:armhf (3.27.2-3) ... Selecting previously unselected package libssl1.0.2:armhf. Preparing to unpack .../28-libssl1.0.2_1.0.2q-2_armhf.deb ... Unpacking libssl1.0.2:armhf (1.0.2q-2) ... Selecting previously unselected package libssl1.0-dev:armhf. Preparing to unpack .../29-libssl1.0-dev_1.0.2q-2_armhf.deb ... Unpacking libssl1.0-dev:armhf (1.0.2q-2) ... Selecting previously unselected package zip. Preparing to unpack .../30-zip_3.0-11_armhf.deb ... Unpacking zip (3.0-11) ... Setting up fonts-lato (2.0-2) ... Setting up libbison-dev:armhf (2:3.3.2.dfsg-1) ... Setting up ruby-power-assert (1.1.1-1) ... Setting up libssl1.0.2:armhf (1.0.2q-2) ... Setting up rubygems-integration (1.11) ... Setting up gperf (3.1-1) ... Setting up libicu63:armhf (63.1-6+deb10u1) ... Setting up libssl1.0-dev:armhf (1.0.2q-2) ... Setting up ruby-minitest (5.11.3-1) ... Setting up zip (3.0-11) ... Setting up libsqlite3-dev:armhf (3.27.2-3) ... Setting up ruby-test-unit (3.2.8-1) ... Setting up libjpeg62-turbo-dev:armhf (1:1.5.2-2+b1) ... Setting up uuid-dev:armhf (2.33.1-0.1) ... Setting up ruby-net-telnet (0.1.1-2) ... Setting up libsigsegv2:armhf (2.12-2) ... Setting up icu-devtools (63.1-6+deb10u1) ... Setting up libfl2:armhf (2.6.4-6.2) ... Setting up ruby-did-you-mean (1.2.1-1) ... Setting up libicu-dev:armhf (63.1-6+deb10u1) ... Setting up ruby-xmlrpc (0.3.0-2) ... Setting up libfontconfig1-dev:armhf (2.13.1-2) ... Setting up libjpeg-dev (1:1.5.2-2) ... Setting up m4 (1.4.18-2) ... Setting up bison (2:3.3.2.dfsg-1) ... update-alternatives: using /usr/bin/bison.yacc to provide /usr/bin/yacc (yacc) in auto mode Setting up flex (2.6.4-6.2) ... Setting up libfl-dev:armhf (2.6.4-6.2) ... Setting up libruby2.5:armhf (2.5.5-3+deb10u1) ... Setting up ruby2.5 (2.5.5-3+deb10u1) ... Setting up ruby (1:2.5.1+b1) ... Setting up rake (12.3.1-3) ... Processing triggers for install-info (6.5.0.dfsg.1-4+b1) ... Processing triggers for fontconfig (2.13.1-2) ... Processing triggers for libc-bin (2.28-10+rpi1) ... Processing triggers for man-db (2.8.5-2) ... root@raspberry4:/# root@raspberry4:/# compile finish bash: compile: command not found root@raspberry4:/# exit exit pi@raspberry4:~/rpi_mnt $ cd pi@raspberry4:~ $ sudo umount ~/rpi_mnt/mnt/compile pi@raspberry4:~ $ sudo umount ~/rpi_mnt/dev/pts pi@raspberry4:~ $ sudo umount ~/rpi_mnt/proc pi@raspberry4:~ $ sudo umount ~/rpi_mnt/sys pi@raspberry4:~ $ sudo umount ~/rpi_mnt/dev pi@raspberry4:~ $ sudo umount ~/rpi_mnt pi@raspberry4:~ $ sudo losetup -d /dev/loop0 pi@raspberry4:~ $