[INFO] cloning repository https://github.com/rofrol/rust-codesignal
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rofrol/rust-codesignal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frofrol%2Frust-codesignal", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frofrol%2Frust-codesignal'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9fe9f3814b8894046231ae49375a1e00e405a928
[INFO] testing rofrol/rust-codesignal against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frofrol%2Frust-codesignal" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rofrol/rust-codesignal on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rofrol/rust-codesignal
[INFO] finished tweaking git repo https://github.com/rofrol/rust-codesignal
[INFO] tweaked toml for git repo https://github.com/rofrol/rust-codesignal written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/rofrol/rust-codesignal already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99eff47ee4411d8a83e25a6b98eaaa08cfc491eb09bda3fb7d98fb161dba8362
[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" "99eff47ee4411d8a83e25a6b98eaaa08cfc491eb09bda3fb7d98fb161dba8362", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99eff47ee4411d8a83e25a6b98eaaa08cfc491eb09bda3fb7d98fb161dba8362", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99eff47ee4411d8a83e25a6b98eaaa08cfc491eb09bda3fb7d98fb161dba8362", kill_on_drop: false }`
[INFO] [stdout] 99eff47ee4411d8a83e25a6b98eaaa08cfc491eb09bda3fb7d98fb161dba8362
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1965e3ffe9efec1867e3d56c215a2858fd3f6579fc5994395627bdfde7846d1d
[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" "1965e3ffe9efec1867e3d56c215a2858fd3f6579fc5994395627bdfde7846d1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-codesignal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "1965e3ffe9efec1867e3d56c215a2858fd3f6579fc5994395627bdfde7846d1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1965e3ffe9efec1867e3d56c215a2858fd3f6579fc5994395627bdfde7846d1d", kill_on_drop: false }`
[INFO] [stdout] 1965e3ffe9efec1867e3d56c215a2858fd3f6579fc5994395627bdfde7846d1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44f7952edeeaf8b627abddff11dad01a7e6103f42a257d31b146e1665f2fce33
[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" "44f7952edeeaf8b627abddff11dad01a7e6103f42a257d31b146e1665f2fce33", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-codesignal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "44f7952edeeaf8b627abddff11dad01a7e6103f42a257d31b146e1665f2fce33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44f7952edeeaf8b627abddff11dad01a7e6103f42a257d31b146e1665f2fce33", kill_on_drop: false }`
[INFO] [stdout] 44f7952edeeaf8b627abddff11dad01a7e6103f42a257d31b146e1665f2fce33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4d86342c7d0d72f7cf57ede7725ed4b6c5d83841b71b70464030a295f3035310
[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" "4d86342c7d0d72f7cf57ede7725ed4b6c5d83841b71b70464030a295f3035310", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 3 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_codesignal-69cabb0944244406
[INFO] [stdout] test tests::test_almostIncreasingSequence ... ok
[INFO] [stdout] test tests::test_matrixElementsSum ... ok
[INFO] [stdout] test tests::test_almostIncreasingSequenceItertools ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4d86342c7d0d72f7cf57ede7725ed4b6c5d83841b71b70464030a295f3035310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d86342c7d0d72f7cf57ede7725ed4b6c5d83841b71b70464030a295f3035310", kill_on_drop: false }`
[INFO] [stdout] 4d86342c7d0d72f7cf57ede7725ed4b6c5d83841b71b70464030a295f3035310