[INFO] cloning repository https://github.com/claudiomattera/advanced-langton-ant
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/claudiomattera/advanced-langton-ant" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclaudiomattera%2Fadvanced-langton-ant", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclaudiomattera%2Fadvanced-langton-ant'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9c364943d0bf926865219c9dbbd562260c6daa75
[INFO] testing claudiomattera/advanced-langton-ant against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclaudiomattera%2Fadvanced-langton-ant" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/claudiomattera/advanced-langton-ant on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6/source/.cargo/config
[INFO] started tweaking git repo https://github.com/claudiomattera/advanced-langton-ant
[INFO] finished tweaking git repo https://github.com/claudiomattera/advanced-langton-ant
[INFO] tweaked toml for git repo https://github.com/claudiomattera/advanced-langton-ant written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/claudiomattera/advanced-langton-ant already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20ca42318a4c90b54911d069b357061dfeb16ebf2f5be706001c18fbd4597033
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "20ca42318a4c90b54911d069b357061dfeb16ebf2f5be706001c18fbd4597033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20ca42318a4c90b54911d069b357061dfeb16ebf2f5be706001c18fbd4597033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20ca42318a4c90b54911d069b357061dfeb16ebf2f5be706001c18fbd4597033", kill_on_drop: false }`
[INFO] [stdout] 20ca42318a4c90b54911d069b357061dfeb16ebf2f5be706001c18fbd4597033
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] db1bad1d4da536b39ecd80c1bf42998b83760ba43af82f923043881af96491c3
[INFO] running `Command { std: "docker" "start" "-a" "db1bad1d4da536b39ecd80c1bf42998b83760ba43af82f923043881af96491c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.22
[INFO] [stderr]    Compiling palette v0.5.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.19
[INFO] [stderr]    Compiling image v0.23.4
[INFO] [stderr]    Compiling palette_derive v0.5.0
[INFO] [stderr]    Compiling advanced-langton-ant v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.06s
[INFO] running `Command { std: "docker" "inspect" "db1bad1d4da536b39ecd80c1bf42998b83760ba43af82f923043881af96491c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db1bad1d4da536b39ecd80c1bf42998b83760ba43af82f923043881af96491c3", kill_on_drop: false }`
[INFO] [stdout] db1bad1d4da536b39ecd80c1bf42998b83760ba43af82f923043881af96491c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5379ad3c1407ac349ba461b096517412469080acfdd0b3d7dffb0957bf125af
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b5379ad3c1407ac349ba461b096517412469080acfdd0b3d7dffb0957bf125af", kill_on_drop: false }`
[INFO] [stderr]    Compiling advanced-langton-ant v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.13s
[INFO] running `Command { std: "docker" "inspect" "b5379ad3c1407ac349ba461b096517412469080acfdd0b3d7dffb0957bf125af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5379ad3c1407ac349ba461b096517412469080acfdd0b3d7dffb0957bf125af", kill_on_drop: false }`
[INFO] [stdout] b5379ad3c1407ac349ba461b096517412469080acfdd0b3d7dffb0957bf125af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 11a26922e701f024548fbeb4b7899d49ef32c34f79fb8190810a1c8cd1c1ff0d
[INFO] running `Command { std: "docker" "start" "-a" "11a26922e701f024548fbeb4b7899d49ef32c34f79fb8190810a1c8cd1c1ff0d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/advanced_langton_ant-30fdd3d0a5e0be3b)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test palette::tests::color_of_i_is_ith_color ... ok
[INFO] [stdout] test palette::tests::color_of_n_is_last_color ... ok
[INFO] [stdout] test palette::tests::color_of_zero_is_first_color ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/advanced_langton_ant-30fafeee2e8c039e)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test palette::tests::color_of_n_is_last_color ... ok
[INFO] [stdout] test palette::tests::color_of_zero_is_first_color ... ok
[INFO] [stdout] test palette::tests::color_of_i_is_ith_color ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests advanced_langton_ant
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "11a26922e701f024548fbeb4b7899d49ef32c34f79fb8190810a1c8cd1c1ff0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11a26922e701f024548fbeb4b7899d49ef32c34f79fb8190810a1c8cd1c1ff0d", kill_on_drop: false }`
[INFO] [stdout] 11a26922e701f024548fbeb4b7899d49ef32c34f79fb8190810a1c8cd1c1ff0d