[INFO] updating cached repository https://github.com/sunny4381/brightness
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9bf590b9057464706d60dd93e7a7604f1e375278
[INFO] testing sunny4381/brightness against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunny4381%2Fbrightness" "work/builds/worker-3/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sunny4381/brightness on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/sunny4381/brightness
[INFO] finished tweaking git repo https://github.com/sunny4381/brightness
[INFO] tweaked toml for git repo https://github.com/sunny4381/brightness written to work/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/sunny4381/brightness already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 5dcf4d80222324c3acca5c1f575d0e096f72d3c8bb5363be5bda9c27df469b3c
[INFO] running `"docker" "start" "-a" "5dcf4d80222324c3acca5c1f575d0e096f72d3c8bb5363be5bda9c27df469b3c"`
[INFO] [stderr]    Compiling adler32 v0.3.0
[INFO] [stderr]    Compiling thread-id v3.0.0
[INFO] [stderr]    Compiling num_cpus v1.3.0
[INFO] [stderr]    Compiling aho-corasick v0.6.2
[INFO] [stderr]    Compiling num-rational v0.1.36
[INFO] [stderr]    Compiling thread_local v0.3.3
[INFO] [stderr]    Compiling deflate v0.7.4
[INFO] [stderr]    Compiling rayon v0.6.0
[INFO] [stderr]    Compiling regex v0.2.1
[INFO] [stderr]    Compiling png v0.6.2
[INFO] [stderr]    Compiling jpeg-decoder v0.1.11
[INFO] [stderr]    Compiling docopt v0.7.0
[INFO] [stderr]    Compiling image v0.12.3
[INFO] [stderr]    Compiling brightness v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.61s
[INFO] running `"docker" "inspect" "5dcf4d80222324c3acca5c1f575d0e096f72d3c8bb5363be5bda9c27df469b3c"`
[INFO] running `"docker" "rm" "-f" "5dcf4d80222324c3acca5c1f575d0e096f72d3c8bb5363be5bda9c27df469b3c"`
[INFO] [stdout] 5dcf4d80222324c3acca5c1f575d0e096f72d3c8bb5363be5bda9c27df469b3c
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 7afdee2c55abfebfcbdb17ccd7377079e8eb56009b2ba292f3e03d94aa25c11c
[INFO] running `"docker" "start" "-a" "7afdee2c55abfebfcbdb17ccd7377079e8eb56009b2ba292f3e03d94aa25c11c"`
[INFO] [stderr]    Compiling brightness v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `"docker" "inspect" "7afdee2c55abfebfcbdb17ccd7377079e8eb56009b2ba292f3e03d94aa25c11c"`
[INFO] running `"docker" "rm" "-f" "7afdee2c55abfebfcbdb17ccd7377079e8eb56009b2ba292f3e03d94aa25c11c"`
[INFO] [stdout] 7afdee2c55abfebfcbdb17ccd7377079e8eb56009b2ba292f3e03d94aa25c11c
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 169a33703db42d8ef59b69ab90c70f88e07df8411334c4b31d7de1c5885bd60f
[INFO] running `"docker" "start" "-a" "169a33703db42d8ef59b69ab90c70f88e07df8411334c4b31d7de1c5885bd60f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/brightness-211e7b8242455846
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "169a33703db42d8ef59b69ab90c70f88e07df8411334c4b31d7de1c5885bd60f"`
[INFO] running `"docker" "rm" "-f" "169a33703db42d8ef59b69ab90c70f88e07df8411334c4b31d7de1c5885bd60f"`
[INFO] [stdout] 169a33703db42d8ef59b69ab90c70f88e07df8411334c4b31d7de1c5885bd60f