[INFO] updating cached repository https://github.com/Regan-Koopmans/n-queens
[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] dd566835d4d2dafc2a1ee06490be44c4e502ade3
[INFO] testing Regan-Koopmans/n-queens against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FRegan-Koopmans%2Fn-queens" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Regan-Koopmans/n-queens on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Regan-Koopmans/n-queens
[INFO] finished tweaking git repo https://github.com/Regan-Koopmans/n-queens
[INFO] tweaked toml for git repo https://github.com/Regan-Koopmans/n-queens written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Regan-Koopmans/n-queens already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/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" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 814b6eea40407fa7f27ce94b75d2b239a1f9dcef719435a91bbc2b9e9a2c29ae
[INFO] running `"docker" "start" "-a" "814b6eea40407fa7f27ce94b75d2b239a1f9dcef719435a91bbc2b9e9a2c29ae"`
[INFO] [stderr]    Compiling n-queens v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::process`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::process;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `"docker" "inspect" "814b6eea40407fa7f27ce94b75d2b239a1f9dcef719435a91bbc2b9e9a2c29ae"`
[INFO] running `"docker" "rm" "-f" "814b6eea40407fa7f27ce94b75d2b239a1f9dcef719435a91bbc2b9e9a2c29ae"`
[INFO] [stdout] 814b6eea40407fa7f27ce94b75d2b239a1f9dcef719435a91bbc2b9e9a2c29ae
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/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" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 80bc3ee0afb964115f1da5c67ee39e6230856165f844c3a657611b0845ceb2e4
[INFO] running `"docker" "start" "-a" "80bc3ee0afb964115f1da5c67ee39e6230856165f844c3a657611b0845ceb2e4"`
[INFO] [stderr]    Compiling n-queens v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::process`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::process;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `"docker" "inspect" "80bc3ee0afb964115f1da5c67ee39e6230856165f844c3a657611b0845ceb2e4"`
[INFO] running `"docker" "rm" "-f" "80bc3ee0afb964115f1da5c67ee39e6230856165f844c3a657611b0845ceb2e4"`
[INFO] [stdout] 80bc3ee0afb964115f1da5c67ee39e6230856165f844c3a657611b0845ceb2e4
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/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" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 2eca5d4266d290699c615b255c1276f059162d927dc0d4682920fd2eca3934d9
[INFO] running `"docker" "start" "-a" "2eca5d4266d290699c615b255c1276f059162d927dc0d4682920fd2eca3934d9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/n_queens-ec143f96849373f6
[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" "2eca5d4266d290699c615b255c1276f059162d927dc0d4682920fd2eca3934d9"`
[INFO] running `"docker" "rm" "-f" "2eca5d4266d290699c615b255c1276f059162d927dc0d4682920fd2eca3934d9"`
[INFO] [stdout] 2eca5d4266d290699c615b255c1276f059162d927dc0d4682920fd2eca3934d9