[INFO] updating cached repository https://github.com/Perfect5th/learn_rust
[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] 55a814a6df656ec2d8df5efcf09d6b42a52748a3
[INFO] testing Perfect5th/learn_rust against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FPerfect5th%2Flearn_rust" "work/builds/worker-6/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Perfect5th/learn_rust 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/Perfect5th/learn_rust
[INFO] finished tweaking git repo https://github.com/Perfect5th/learn_rust
[INFO] tweaked toml for git repo https://github.com/Perfect5th/learn_rust written to work/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Perfect5th/learn_rust 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/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] 0ca7ed2248007479cc3538214febf0bf05afbd46b5aa5633431bddf53d174ab0
[INFO] running `"docker" "start" "-a" "0ca7ed2248007479cc3538214febf0bf05afbd46b5aa5633431bddf53d174ab0"`
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `"docker" "inspect" "0ca7ed2248007479cc3538214febf0bf05afbd46b5aa5633431bddf53d174ab0"`
[INFO] running `"docker" "rm" "-f" "0ca7ed2248007479cc3538214febf0bf05afbd46b5aa5633431bddf53d174ab0"`
[INFO] [stdout] 0ca7ed2248007479cc3538214febf0bf05afbd46b5aa5633431bddf53d174ab0
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/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] 841b3aa0566eb497b79aa523a26416fa04e4d2cc9ab72aaee395115de10f2c5a
[INFO] running `"docker" "start" "-a" "841b3aa0566eb497b79aa523a26416fa04e4d2cc9ab72aaee395115de10f2c5a"`
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `"docker" "inspect" "841b3aa0566eb497b79aa523a26416fa04e4d2cc9ab72aaee395115de10f2c5a"`
[INFO] running `"docker" "rm" "-f" "841b3aa0566eb497b79aa523a26416fa04e4d2cc9ab72aaee395115de10f2c5a"`
[INFO] [stdout] 841b3aa0566eb497b79aa523a26416fa04e4d2cc9ab72aaee395115de10f2c5a
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/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] 31e70e38b3d7fe0e2aaafbfb41b983b9ab1d7fde30e097ed10dd7f54f480a00b
[INFO] running `"docker" "start" "-a" "31e70e38b3d7fe0e2aaafbfb41b983b9ab1d7fde30e097ed10dd7f54f480a00b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hello_world-a72fca4e932c4ee0
[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" "31e70e38b3d7fe0e2aaafbfb41b983b9ab1d7fde30e097ed10dd7f54f480a00b"`
[INFO] running `"docker" "rm" "-f" "31e70e38b3d7fe0e2aaafbfb41b983b9ab1d7fde30e097ed10dd7f54f480a00b"`
[INFO] [stdout] 31e70e38b3d7fe0e2aaafbfb41b983b9ab1d7fde30e097ed10dd7f54f480a00b