[INFO] cloning repository https://github.com/imzhongqi/rust-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/imzhongqi/rust-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimzhongqi%2Frust-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimzhongqi%2Frust-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d9dcead86058417c4b8be5b04187ad4bcdf427b7
[INFO] testing imzhongqi/rust-playground against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimzhongqi%2Frust-playground" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/imzhongqi/rust-playground on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/imzhongqi/rust-playground
[INFO] finished tweaking git repo https://github.com/imzhongqi/rust-playground
[INFO] tweaked toml for git repo https://github.com/imzhongqi/rust-playground written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/imzhongqi/rust-playground already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb9d2ba029696433cf09edf46227dac76cffd3313a541807bc61f8681edb602d
[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" "bb9d2ba029696433cf09edf46227dac76cffd3313a541807bc61f8681edb602d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb9d2ba029696433cf09edf46227dac76cffd3313a541807bc61f8681edb602d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb9d2ba029696433cf09edf46227dac76cffd3313a541807bc61f8681edb602d", kill_on_drop: false }`
[INFO] [stdout] bb9d2ba029696433cf09edf46227dac76cffd3313a541807bc61f8681edb602d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f38287c668bb0a1f1cde521aa3614e903358ccb96fb99bb48d744efda0e7ea15
[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" "f38287c668bb0a1f1cde521aa3614e903358ccb96fb99bb48d744efda0e7ea15", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling rust_decimal v1.10.2
[INFO] [stderr]    Compiling playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.98s
[INFO] running `Command { std: "docker" "inspect" "f38287c668bb0a1f1cde521aa3614e903358ccb96fb99bb48d744efda0e7ea15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f38287c668bb0a1f1cde521aa3614e903358ccb96fb99bb48d744efda0e7ea15", kill_on_drop: false }`
[INFO] [stdout] f38287c668bb0a1f1cde521aa3614e903358ccb96fb99bb48d744efda0e7ea15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59786504b62962ef64c416f961d15af825ccf51a2fb3b2b3882df62801b4affb
[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" "59786504b62962ef64c416f961d15af825ccf51a2fb3b2b3882df62801b4affb", kill_on_drop: false }`
[INFO] [stderr]    Compiling playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `Command { std: "docker" "inspect" "59786504b62962ef64c416f961d15af825ccf51a2fb3b2b3882df62801b4affb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59786504b62962ef64c416f961d15af825ccf51a2fb3b2b3882df62801b4affb", kill_on_drop: false }`
[INFO] [stdout] 59786504b62962ef64c416f961d15af825ccf51a2fb3b2b3882df62801b4affb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "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] c9c058c7959c61209b0b2874a5079c2d4f5b666735e7afd9fcf398dd57c373b7
[INFO] running `Command { std: "docker" "start" "-a" "c9c058c7959c61209b0b2874a5079c2d4f5b666735e7afd9fcf398dd57c373b7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/playground-1f41d64a2cdd2c3d)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test alg::flipping_an_image::test_flip_and_invert_image ... ok
[INFO] [stdout] test alg::is_unique_lcci::test_is_unique ... ok
[INFO] [stdout] test alg::grumpy_bookstore_owner::test_max_satisfied ... ok
[INFO] [stdout] test alg::roman_to_integer::test_roman_to_int ... ok
[INFO] [stdout] test alg::reverse_integer::test_reverse ... ok
[INFO] [stdout] test alg::toeplitz_matrix::test_is_toeplitz_matrix ... ok
[INFO] [stdout] test alg::transpose_matrix::test_transpose ... ok
[INFO] [stdout] test alg::two_sum::test_two_sum ... ok
[INFO] [stdout] test alg::container_with_most_water::test_max_area ... ok
[INFO] [stdout] test alg::longest_common_prefix::test_longest_common_prefix ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c9c058c7959c61209b0b2874a5079c2d4f5b666735e7afd9fcf398dd57c373b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9c058c7959c61209b0b2874a5079c2d4f5b666735e7afd9fcf398dd57c373b7", kill_on_drop: false }`
[INFO] [stdout] c9c058c7959c61209b0b2874a5079c2d4f5b666735e7afd9fcf398dd57c373b7