[INFO] updating cached repository https://github.com/listboss/ex18
[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] f61485acdcde982b18b75d42ed7ca1697be4b100
[INFO] testing listboss/ex18 against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Flistboss%2Fex18" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/listboss/ex18 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/listboss/ex18
[INFO] finished tweaking git repo https://github.com/listboss/ex18
[INFO] tweaked toml for git repo https://github.com/listboss/ex18 written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/listboss/ex18 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-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/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] 6f900f6bd5294761d0909095715bbfaaa0feabfd14bf9f9b798227d56af11cd1
[INFO] running `"docker" "start" "-a" "6f900f6bd5294761d0909095715bbfaaa0feabfd14bf9f9b798227d56af11cd1"`
[INFO] [stderr]    Compiling ex18 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `"docker" "inspect" "6f900f6bd5294761d0909095715bbfaaa0feabfd14bf9f9b798227d56af11cd1"`
[INFO] running `"docker" "rm" "-f" "6f900f6bd5294761d0909095715bbfaaa0feabfd14bf9f9b798227d56af11cd1"`
[INFO] [stdout] 6f900f6bd5294761d0909095715bbfaaa0feabfd14bf9f9b798227d56af11cd1
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/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] ad863e6a149a3bf8457eb85499c8830e2d3fd98a14e0200f59becaf2952a9133
[INFO] running `"docker" "start" "-a" "ad863e6a149a3bf8457eb85499c8830e2d3fd98a14e0200f59becaf2952a9133"`
[INFO] [stderr]    Compiling ex18 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `"docker" "inspect" "ad863e6a149a3bf8457eb85499c8830e2d3fd98a14e0200f59becaf2952a9133"`
[INFO] running `"docker" "rm" "-f" "ad863e6a149a3bf8457eb85499c8830e2d3fd98a14e0200f59becaf2952a9133"`
[INFO] [stdout] ad863e6a149a3bf8457eb85499c8830e2d3fd98a14e0200f59becaf2952a9133
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/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] e3a7fc485b5e23af648cf67e3dbf6eed0a9c66f45179f4d0f03cacf50068d72f
[INFO] running `"docker" "start" "-a" "e3a7fc485b5e23af648cf67e3dbf6eed0a9c66f45179f4d0f03cacf50068d72f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ex18-608f617f0773741c
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::initiate_grid ... ok
[INFO] [stdout] test tests::getting_brightness ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "e3a7fc485b5e23af648cf67e3dbf6eed0a9c66f45179f4d0f03cacf50068d72f"`
[INFO] running `"docker" "rm" "-f" "e3a7fc485b5e23af648cf67e3dbf6eed0a9c66f45179f4d0f03cacf50068d72f"`
[INFO] [stdout] e3a7fc485b5e23af648cf67e3dbf6eed0a9c66f45179f4d0f03cacf50068d72f