[INFO] updating cached repository https://github.com/howeih/Day-28-Convex-hull
[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] 572030e345dd76f75d070e986a9d08aa20d2b5a7
[INFO] testing howeih/Day-28-Convex-hull against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoweih%2FDay-28-Convex-hull" "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/howeih/Day-28-Convex-hull 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/howeih/Day-28-Convex-hull
[INFO] finished tweaking git repo https://github.com/howeih/Day-28-Convex-hull
[INFO] tweaked toml for git repo https://github.com/howeih/Day-28-Convex-hull written to work/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/howeih/Day-28-Convex-hull 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-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" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] b3da3598bf256e8e8c13017294b8cb7fcaf710b9a030c5df0d9bd619edccc00e
[INFO] running `"docker" "start" "-a" "b3da3598bf256e8e8c13017294b8cb7fcaf710b9a030c5df0d9bd619edccc00e"`
[INFO] [stderr]    Compiling convex_hull v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "b3da3598bf256e8e8c13017294b8cb7fcaf710b9a030c5df0d9bd619edccc00e"`
[INFO] running `"docker" "rm" "-f" "b3da3598bf256e8e8c13017294b8cb7fcaf710b9a030c5df0d9bd619edccc00e"`
[INFO] [stdout] b3da3598bf256e8e8c13017294b8cb7fcaf710b9a030c5df0d9bd619edccc00e
[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" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] ccbf0c75eb867bb8ebdec015c6a5f966a27c7a6c5104263d7579d9c7699c215f
[INFO] running `"docker" "start" "-a" "ccbf0c75eb867bb8ebdec015c6a5f966a27c7a6c5104263d7579d9c7699c215f"`
[INFO] [stderr]    Compiling convex_hull v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `"docker" "inspect" "ccbf0c75eb867bb8ebdec015c6a5f966a27c7a6c5104263d7579d9c7699c215f"`
[INFO] running `"docker" "rm" "-f" "ccbf0c75eb867bb8ebdec015c6a5f966a27c7a6c5104263d7579d9c7699c215f"`
[INFO] [stdout] ccbf0c75eb867bb8ebdec015c6a5f966a27c7a6c5104263d7579d9c7699c215f
[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" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 8cbea47f4dc63fabc68fe7dff6337118992e3735e509a52b208059d6377f8f7f
[INFO] running `"docker" "start" "-a" "8cbea47f4dc63fabc68fe7dff6337118992e3735e509a52b208059d6377f8f7f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/convex_hull-b1f99ca0a2af5268
[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" "8cbea47f4dc63fabc68fe7dff6337118992e3735e509a52b208059d6377f8f7f"`
[INFO] running `"docker" "rm" "-f" "8cbea47f4dc63fabc68fe7dff6337118992e3735e509a52b208059d6377f8f7f"`
[INFO] [stdout] 8cbea47f4dc63fabc68fe7dff6337118992e3735e509a52b208059d6377f8f7f