[INFO] cloning repository https://github.com/cmaves/collage-bg
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cmaves/collage-bg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcmaves%2Fcollage-bg", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcmaves%2Fcollage-bg'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 922a814410013cd737eed0b6ce2133ebd1cb9bcf
[INFO] testing cmaves/collage-bg against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcmaves%2Fcollage-bg" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cmaves/collage-bg on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cmaves/collage-bg
[INFO] finished tweaking git repo https://github.com/cmaves/collage-bg
[INFO] tweaked toml for git repo https://github.com/cmaves/collage-bg written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/cmaves/collage-bg already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/cmaves/bg-setter`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4cf21528f203421d762b9b8f185f1c70ac8e3eacfa5021c24cecc6faa6dffc28
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4cf21528f203421d762b9b8f185f1c70ac8e3eacfa5021c24cecc6faa6dffc28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4cf21528f203421d762b9b8f185f1c70ac8e3eacfa5021c24cecc6faa6dffc28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cf21528f203421d762b9b8f185f1c70ac8e3eacfa5021c24cecc6faa6dffc28", kill_on_drop: false }`
[INFO] [stdout] 4cf21528f203421d762b9b8f185f1c70ac8e3eacfa5021c24cecc6faa6dffc28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c79d4859afc5f5520f42cd2d7ef26800f603ae2935284c8c87f4728ecf46aa35
[INFO] running `Command { std: "docker" "start" "-a" "c79d4859afc5f5520f42cd2d7ef26800f603ae2935284c8c87f4728ecf46aa35", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling gif v0.10.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling aho-corasick v0.7.9
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling png v0.15.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.18
[INFO] [stderr]    Compiling tiff v0.3.1
[INFO] [stderr]    Compiling image v0.22.5
[INFO] [stderr]    Compiling bg-setter v0.1.0 (https://github.com/cmaves/bg-setter#56ee92f8)
[INFO] [stderr]    Compiling collage-bg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `SliceRandom`
[INFO] [stdout]  --> src/lib.rs:2:46
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand::prelude::{thread_rng,ThreadRng,Rng,SliceRandom};
[INFO] [stdout]   |                                              ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DirEntry`
[INFO] [stdout]  --> src/lib.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::fs::{DirEntry,read_dir};
[INFO] [stdout]   |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `xcb::ConnError`
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use xcb::ConnError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:23:3
[INFO] [stdout]    |
[INFO] [stdout] 23 |         cg.replace_random(count % cg.lens());
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/eafdee2dfae8c2233b74f98b123308be7ccefcc6/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/collage_bg-eeccaad6e494f5da.collage_bg.7mxophj9-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/collage_bg-eeccaad6e494f5da.collage_bg.7mxophj9-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/collage_bg-eeccaad6e494f5da.collage_bg.7mxophj9-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/collage_bg-eeccaad6e494f5da.collage_bg.7mxophj9-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/collage_bg-eeccaad6e494f5da.collage_bg.7mxophj9-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/collage_bg-eeccaad6e494f5da.collage_bg.7mxophj9-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/collage_bg-eeccaad6e494f5da.collage_bg.7mxophj9-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/collage_bg-eeccaad6e494f5da.collage_bg.7mxophj9-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/collage_bg-eeccaad6e494f5da.collage_bg.7mxophj9-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/collage_bg-eeccaad6e494f5da.collage_bg.7mxophj9-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/collage_bg-eeccaad6e494f5da.collage_bg.7mxophj9-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/collage_bg-eeccaad6e494f5da.collage_bg.7mxophj9-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/collage_bg-eeccaad6e494f5da.collage_bg.7mxophj9-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/collage_bg-eeccaad6e494f5da.collage_bg.7mxophj9-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/collage_bg-eeccaad6e494f5da.collage_bg.7mxophj9-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/collage_bg-eeccaad6e494f5da.collage_bg.7mxophj9-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/collage_bg-eeccaad6e494f5da" "/opt/rustwide/target/debug/deps/collage_bg-eeccaad6e494f5da.4at9yrlekqaep62f.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/eafdee2dfae8c2233b74f98b123308be7ccefcc6/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libcollage_bg-574b7ea0579c957f.rlib" "/opt/rustwide/target/debug/deps/libregex-56ea40c431f8c1bd.rlib" "/opt/rustwide/target/debug/deps/libthread_local-b1b857567b38aff1.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-33f8a8a36d483205.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-41d8eda142f4a9bd.rlib" "/opt/rustwide/target/debug/deps/libmemchr-bb23920ec89494b5.rlib" "/opt/rustwide/target/debug/deps/librand-c73602f9a9f190a6.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-d081175cda1d1239.rlib" "/opt/rustwide/target/debug/deps/libc2_chacha-b52b1476b1f8cec8.rlib" "/opt/rustwide/target/debug/deps/libppv_lite86-ffe7ee9b8f5b68e5.rlib" "/opt/rustwide/target/debug/deps/librand_core-985defb5bd6b9fcf.rlib" "/opt/rustwide/target/debug/deps/libgetrandom-dc5b6301c6f15626.rlib" "/opt/rustwide/target/debug/deps/libbg_setter-5b4c7976798806c6.rlib" "/opt/rustwide/target/debug/deps/libimage-dd1fefc96b7d380d.rlib" "/opt/rustwide/target/debug/deps/libtiff-4bf9065d20c2e647.rlib" "/opt/rustwide/target/debug/deps/libpng-f5869962ab0072c0.rlib" "/opt/rustwide/target/debug/deps/libdeflate-7b5ebbb96ca1d88b.rlib" "/opt/rustwide/target/debug/deps/libinflate-3207ae25d5bf6fe2.rlib" "/opt/rustwide/target/debug/deps/libadler32-9f25c8b4bfdf98a3.rlib" "/opt/rustwide/target/debug/deps/libcrc32fast-c26169e315fbc542.rlib" "/opt/rustwide/target/debug/deps/libbitflags-df474a8ca45884a8.rlib" "/opt/rustwide/target/debug/deps/libjpeg_decoder-7a64f55161176205.rlib" "/opt/rustwide/target/debug/deps/librayon-f3cc5d9825c6f751.rlib" "/opt/rustwide/target/debug/deps/librayon_core-1182320e53de35c0.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-a05fd1d9113dbdc3.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_queue-266296ea2342ccca.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_deque-4ee8e67af89d67ad.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_epoch-4d9d3da7024b7208.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-4c9e30f2e7684fc3.rlib" "/opt/rustwide/target/debug/deps/libmemoffset-0146c59fa757dca2.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-9927338b5ed04e03.rlib" "/opt/rustwide/target/debug/deps/libmaybe_uninit-9da774b3463b5176.rlib" "/opt/rustwide/target/debug/deps/libeither-b4fafca51080a5e0.rlib" "/opt/rustwide/target/debug/deps/libgif-1502cd5519aa1391.rlib" "/opt/rustwide/target/debug/deps/libcolor_quant-c62edbc34292a4ab.rlib" "/opt/rustwide/target/debug/deps/liblzw-63170644178dc297.rlib" "/opt/rustwide/target/debug/deps/libscoped_threadpool-11e74d797b60fabd.rlib" "/opt/rustwide/target/debug/deps/libnum_rational-eca2c63723e03e55.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-2ba739b376223df4.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-ce8502747e00d7a4.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-9a478b99c0f5d30d.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-dd535ee656aacf25.rlib" "/opt/rustwide/target/debug/deps/libxcb-41568d9d244e780f.rlib" "/opt/rustwide/target/debug/deps/liblog-ed52e2b865e43cb4.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-4c6be1962c556cf0.rlib" "/opt/rustwide/target/debug/deps/liblibc-5fd9e1240f706420.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-cd2401a06b1676f6.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/eafdee2dfae8c2233b74f98b123308be7ccefcc6/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-c659455244c9d2ca.rlib" "/opt/rustwide/rustup-home/toolchains/eafdee2dfae8c2233b74f98b123308be7ccefcc6/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-448643d99e633b5d.rlib" "/opt/rustwide/rustup-home/toolchains/eafdee2dfae8c2233b74f98b123308be7ccefcc6/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-c7c3d631a525883a.rlib" "/opt/rustwide/rustup-home/toolchains/eafdee2dfae8c2233b74f98b123308be7ccefcc6/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-d7659a11bb201e01.rlib" "/opt/rustwide/rustup-home/toolchains/eafdee2dfae8c2233b74f98b123308be7ccefcc6/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-9aceb6f83a33a9b6.rlib" "/opt/rustwide/rustup-home/toolchains/eafdee2dfae8c2233b74f98b123308be7ccefcc6/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-876c3057c8a2a7c2.rlib" "/opt/rustwide/rustup-home/toolchains/eafdee2dfae8c2233b74f98b123308be7ccefcc6/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-2f02aa3e24d2aa49.rlib" "/opt/rustwide/rustup-home/toolchains/eafdee2dfae8c2233b74f98b123308be7ccefcc6/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-1d4694108f8cb543.rlib" "/opt/rustwide/rustup-home/toolchains/eafdee2dfae8c2233b74f98b123308be7ccefcc6/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-79eaa6e630880f50.rlib" "/opt/rustwide/rustup-home/toolchains/eafdee2dfae8c2233b74f98b123308be7ccefcc6/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-0df1a4ec96f80cf7.rlib" "/opt/rustwide/rustup-home/toolchains/eafdee2dfae8c2233b74f98b123308be7ccefcc6/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-bba9b0f0f4d77257.rlib" "/opt/rustwide/rustup-home/toolchains/eafdee2dfae8c2233b74f98b123308be7ccefcc6/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-f848f9c987265235.rlib" "/opt/rustwide/rustup-home/toolchains/eafdee2dfae8c2233b74f98b123308be7ccefcc6/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-0d5ea4f2d39b8e27.rlib" "/opt/rustwide/rustup-home/toolchains/eafdee2dfae8c2233b74f98b123308be7ccefcc6/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-c22053fa5fc00a3b.rlib" "/opt/rustwide/rustup-home/toolchains/eafdee2dfae8c2233b74f98b123308be7ccefcc6/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-c52e5d6301e1bd59.rlib" "/opt/rustwide/rustup-home/toolchains/eafdee2dfae8c2233b74f98b123308be7ccefcc6/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-2675a9a46b5cec89.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/eafdee2dfae8c2233b74f98b123308be7ccefcc6/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-6e3d052afeb9f711.rlib" "-Wl,-Bdynamic" "-lxcb-image" "-lxcb" "-lxcb" "-lxcb" "-lxcb" "-lxcb-randr" "-lxcb-render" "-lxcb-shm" "-lutil" "-ldl" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lxcb-image
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `collage-bg`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "c79d4859afc5f5520f42cd2d7ef26800f603ae2935284c8c87f4728ecf46aa35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c79d4859afc5f5520f42cd2d7ef26800f603ae2935284c8c87f4728ecf46aa35", kill_on_drop: false }`
[INFO] [stdout] c79d4859afc5f5520f42cd2d7ef26800f603ae2935284c8c87f4728ecf46aa35