[INFO] cloning repository https://github.com/lf94/png2linetext
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lf94/png2linetext" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flf94%2Fpng2linetext", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flf94%2Fpng2linetext'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fdcb81b1394f6c64f5d9b56de8145aef815070ce
[INFO] testing lf94/png2linetext against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flf94%2Fpng2linetext" "/workspace/builds/worker-103/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-103/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lf94/png2linetext on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lf94/png2linetext
[INFO] finished tweaking git repo https://github.com/lf94/png2linetext
[INFO] tweaked toml for git repo https://github.com/lf94/png2linetext written to /workspace/builds/worker-103/source/Cargo.toml
[INFO] crate git repo https://github.com/lf94/png2linetext already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0976277aff9909ab5e7cad6d4593dc1fec5b9a37c9e699c04427b290f2540673
[INFO] running `Command { std: "docker" "start" "-a" "0976277aff9909ab5e7cad6d4593dc1fec5b9a37c9e699c04427b290f2540673", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0976277aff9909ab5e7cad6d4593dc1fec5b9a37c9e699c04427b290f2540673", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0976277aff9909ab5e7cad6d4593dc1fec5b9a37c9e699c04427b290f2540673", kill_on_drop: false }`
[INFO] [stdout] 0976277aff9909ab5e7cad6d4593dc1fec5b9a37c9e699c04427b290f2540673
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4fc707a992910a5b3b1eca88dad6b1839e66856e6098a4f09b388fb75da966ca
[INFO] running `Command { std: "docker" "start" "-a" "4fc707a992910a5b3b1eca88dad6b1839e66856e6098a4f09b388fb75da966ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling img2utf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `dot_matrix_print`
[INFO] [stdout]    --> src/main.rs:501:4
[INFO] [stdout]     |
[INFO] [stdout] 501 | fn dot_matrix_print(buf: Vec<Vec<u8>>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.41s
[INFO] running `Command { std: "docker" "inspect" "4fc707a992910a5b3b1eca88dad6b1839e66856e6098a4f09b388fb75da966ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fc707a992910a5b3b1eca88dad6b1839e66856e6098a4f09b388fb75da966ca", kill_on_drop: false }`
[INFO] [stdout] 4fc707a992910a5b3b1eca88dad6b1839e66856e6098a4f09b388fb75da966ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33c707440ce44bb89a6c5dfe6e4c8c021de2f21a309631e35c2801e8e6aedb05
[INFO] running `Command { std: "docker" "start" "-a" "33c707440ce44bb89a6c5dfe6e4c8c021de2f21a309631e35c2801e8e6aedb05", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling img2utf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `dot_matrix_print`
[INFO] [stdout]    --> src/main.rs:501:4
[INFO] [stdout]     |
[INFO] [stdout] 501 | fn dot_matrix_print(buf: Vec<Vec<u8>>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "33c707440ce44bb89a6c5dfe6e4c8c021de2f21a309631e35c2801e8e6aedb05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33c707440ce44bb89a6c5dfe6e4c8c021de2f21a309631e35c2801e8e6aedb05", kill_on_drop: false }`
[INFO] [stdout] 33c707440ce44bb89a6c5dfe6e4c8c021de2f21a309631e35c2801e8e6aedb05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e1c4f1b5e5d01d81c88a378172f76ce0106809aec105de2976fa70a6bda4ec93
[INFO] running `Command { std: "docker" "start" "-a" "e1c4f1b5e5d01d81c88a378172f76ce0106809aec105de2976fa70a6bda4ec93", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `dot_matrix_print`
[INFO] [stderr]    --> src/main.rs:501:4
[INFO] [stderr]     |
[INFO] [stderr] 501 | fn dot_matrix_print(buf: Vec<Vec<u8>>) {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `img2utf` (bin "img2utf" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/img2utf-2c4f27d9a5e7453c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e1c4f1b5e5d01d81c88a378172f76ce0106809aec105de2976fa70a6bda4ec93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1c4f1b5e5d01d81c88a378172f76ce0106809aec105de2976fa70a6bda4ec93", kill_on_drop: false }`
[INFO] [stdout] e1c4f1b5e5d01d81c88a378172f76ce0106809aec105de2976fa70a6bda4ec93