    user@host:~/flatpak-autotools$ bst build hello.bst

    [--:--:--][][] STATUS  Cache usage recomputed: 12K / infinity (0%)
    [--:--:--][][] START   Build
    [--:--:--][][] START   Loading elements
    [00:00:00][][] SUCCESS Loading elements
    [--:--:--][][] START   Resolving elements
    [00:00:00][][] SUCCESS Resolving elements
    [--:--:--][][] START   Resolving cached state
    [00:00:00][][] SUCCESS Resolving cached state
    [--:--:--][][] START   Checking sources
    [00:00:00][][] SUCCESS Checking sources

    BuildStream Version 1.4.0
      Session Start: Monday, 02-09-2019 at 16:06:17
      Project:       flatpak-autotools (/home/user/repos/buildstream/doc/examples/flatpak-autotools)
      Targets:       hello.bst
      Cache Usage:   12K / infinity (0%)

    User Configuration
      Configuration File:      /home/user/repos/buildstream/doc/run-bst-wal0tcrg/buildstream.conf
      Log Files:               /home/user/repos/buildstream/doc/run-bst-wal0tcrg/logs
      Source Mirrors:          /home/user/.cache/buildstream/sources
      Build Area:              /home/user/repos/buildstream/doc/run-bst-wal0tcrg/build
      Artifact Cache:          /home/user/repos/buildstream/doc/run-bst-wal0tcrg/artifacts
      Strict Build Plan:       Yes
      Maximum Fetch Tasks:     10
      Maximum Build Tasks:     4
      Maximum Push Tasks:      4
      Maximum Network Retries: 2

    Project Options
      arch: x86_64

    Pipeline
       buildable 1fb677ea63be533ff4391db8c764030a80500c8f1feba0959eb747f720fd3748 base/sdk.bst
         waiting 6fbcd70444b9b3bb74e48bf930fd93a0715e854bfe370c4a43b7e9d2d81caee7 base/usrmerge.bst
         waiting 60ef22ffacf88b1fb99d3bf72752456b55c83ec86672310bcf7917f55ed7d485 base.bst
         waiting 8c609e7d39e81c68c2f8162a19440d8a947f1b95535dfb18d43b7fbef611866f hello.bst
    ===============================================================================
    [--:--:--][1fb677ea][build:base/sdk.bst                  ] START   flatpak-autotools/base-sdk/1fb677ea-build.11113.log
    [--:--:--][1fb677ea][build:base/sdk.bst                  ] START   Staging sources
    [00:00:08][1fb677ea][build:base/sdk.bst                  ] SUCCESS Staging sources
    [--:--:--][1fb677ea][build:base/sdk.bst                  ] START   Caching artifact
    [00:00:17][1fb677ea][build:base/sdk.bst                  ] SUCCESS Caching artifact
    [00:00:29][1fb677ea][build:base/sdk.bst                  ] SUCCESS flatpak-autotools/base-sdk/1fb677ea-build.11113.log
    [--:--:--][6fbcd704][build:base/usrmerge.bst             ] START   flatpak-autotools/base-usrmerge/6fbcd704-build.11122.log
    [--:--:--][6fbcd704][build:base/usrmerge.bst             ] START   Staging sources
    [00:00:00][6fbcd704][build:base/usrmerge.bst             ] SUCCESS Staging sources
    [--:--:--][6fbcd704][build:base/usrmerge.bst             ] START   Caching artifact
    [00:00:00][6fbcd704][build:base/usrmerge.bst             ] SUCCESS Caching artifact
    [00:00:00][6fbcd704][build:base/usrmerge.bst             ] SUCCESS flatpak-autotools/base-usrmerge/6fbcd704-build.11122.log
    [--:--:--][60ef22ff][build:base.bst                      ] START   flatpak-autotools/base/60ef22ff-build.11124.log
    [--:--:--][60ef22ff][build:base.bst                      ] START   Caching artifact
    [00:00:00][60ef22ff][build:base.bst                      ] SUCCESS Caching artifact
    [00:00:00][60ef22ff][build:base.bst                      ] SUCCESS flatpak-autotools/base/60ef22ff-build.11124.log
    [--:--:--][8c609e7d][build:hello.bst                     ] START   flatpak-autotools/hello/8c609e7d-build.11126.log
    [--:--:--][8c609e7d][build:hello.bst                     ] START   Staging dependencies
    [00:00:02][8c609e7d][build:hello.bst                     ] SUCCESS Staging dependencies
    [--:--:--][8c609e7d][build:hello.bst                     ] START   Integrating sandbox
    [00:00:00][8c609e7d][build:hello.bst                     ] SUCCESS Integrating sandbox
    [--:--:--][8c609e7d][build:hello.bst                     ] START   Staging sources
    [00:00:00][8c609e7d][build:hello.bst                     ] SUCCESS Staging sources
    [--:--:--][8c609e7d][build:hello.bst                     ] START   Running configure-commands
    [--:--:--][8c609e7d][build:hello.bst                     ] STATUS  Running configure-commands

        export NOCONFIGURE=1;

        if [ -x ./configure ]; then true;
        elif [ -x autogen ]; then ./autogen;
        elif [ -x autogen.sh ]; then ./autogen.sh;
        elif [ -x bootstrap ]; then ./bootstrap;
        elif [ -x bootstrap.sh ]; then ./bootstrap.sh;
        else autoreconf -ivf;
        fi

    [--:--:--][8c609e7d][build:hello.bst                     ] STATUS  Running configure-commands

        ./configure --prefix=/usr \
        --exec-prefix=/usr \
        --bindir=/usr/bin \
        --sbindir=/usr/sbin \
        --sysconfdir=/etc \
        --datadir=/usr/share \
        --includedir=/usr/include \
        --libdir=/usr/lib \
        --libexecdir=/usr/libexec \
        --localstatedir=/var \
        --sharedstatedir=/usr/com \
        --mandir=/usr/share/man \
        --infodir=/usr/share/info

    [00:00:03][8c609e7d][build:hello.bst                     ] SUCCESS Running configure-commands
    [--:--:--][8c609e7d][build:hello.bst                     ] START   Running build-commands
    [--:--:--][8c609e7d][build:hello.bst                     ] STATUS  Running build-commands

        make

    [00:00:00][8c609e7d][build:hello.bst                     ] SUCCESS Running build-commands
    [--:--:--][8c609e7d][build:hello.bst                     ] START   Running install-commands
    [--:--:--][8c609e7d][build:hello.bst                     ] STATUS  Running install-commands

        make -j1 DESTDIR="/buildstream-install" install

    [00:00:00][8c609e7d][build:hello.bst                     ] SUCCESS Running install-commands
    [--:--:--][8c609e7d][build:hello.bst                     ] START   Running strip-commands
    [--:--:--][8c609e7d][build:hello.bst                     ] STATUS  Running strip-commands

        cd "/buildstream-install" && find -type f \
          '(' -perm -111 -o -name '*.so*' \
              -o -name '*.cmxs' -o -name '*.node' ')' \
          -exec sh -ec \
          'read -n4 hdr <"$1" # check for elf header
           if [ "$hdr" != "$(printf \\x7fELF)" ]; then
               exit 0
           fi
           debugfile="/buildstream-install/usr/lib/debug/$1"
           mkdir -p "$(dirname "$debugfile")"
           objcopy --only-keep-debug --compress-debug-sections "$1" "$debugfile"
           chmod 644 "$debugfile"
           strip --remove-section=.comment --remove-section=.note --strip-unneeded "$1"
           objcopy --add-gnu-debuglink "$debugfile" "$1"' - {} ';'

    [00:00:00][8c609e7d][build:hello.bst                     ] SUCCESS Running strip-commands
    [--:--:--][8c609e7d][build:hello.bst                     ] START   Caching artifact
    [00:00:00][8c609e7d][build:hello.bst                     ] SUCCESS Caching artifact
    [00:00:07][8c609e7d][build:hello.bst                     ] SUCCESS flatpak-autotools/hello/8c609e7d-build.11126.log
    [00:00:37][][] SUCCESS Build

    Pipeline Summary
      Total:       4
      Session:     4
      Fetch Queue: processed 0, skipped 4, failed 0
      Build Queue: processed 4, skipped 0, failed 0