[INFO] cloning repository https://github.com/thomasbrueggemann/gravity
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thomasbrueggemann/gravity" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomasbrueggemann%2Fgravity", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomasbrueggemann%2Fgravity'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c8e998525db01200f77591fd70958de78c35559
[INFO] testing thomasbrueggemann/gravity against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomasbrueggemann%2Fgravity" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thomasbrueggemann/gravity on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thomasbrueggemann/gravity
[INFO] finished tweaking git repo https://github.com/thomasbrueggemann/gravity
[INFO] tweaked toml for git repo https://github.com/thomasbrueggemann/gravity written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/thomasbrueggemann/gravity already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rppal v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d43678c827f279cddc9bf6d1ffb71b42ddc9907bf30ba7d50daef82cc8950ed
[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" "9d43678c827f279cddc9bf6d1ffb71b42ddc9907bf30ba7d50daef82cc8950ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d43678c827f279cddc9bf6d1ffb71b42ddc9907bf30ba7d50daef82cc8950ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d43678c827f279cddc9bf6d1ffb71b42ddc9907bf30ba7d50daef82cc8950ed", kill_on_drop: false }`
[INFO] [stdout] 9d43678c827f279cddc9bf6d1ffb71b42ddc9907bf30ba7d50daef82cc8950ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2022-02-22" "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] d9f692a7df57cbb03fe0cc470c104b34620dc78190e6cffec3c246db9230753b
[INFO] running `Command { std: "docker" "start" "-a" "d9f692a7df57cbb03fe0cc470c104b34620dc78190e6cffec3c246db9230753b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling nix v0.16.1
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling rppal v0.12.0
[INFO] [stderr]    Compiling libudev v0.2.0
[INFO] [stderr]    Compiling serialport v4.0.1
[INFO] [stderr]    Compiling gravity v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.48s
[INFO] running `Command { std: "docker" "inspect" "d9f692a7df57cbb03fe0cc470c104b34620dc78190e6cffec3c246db9230753b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9f692a7df57cbb03fe0cc470c104b34620dc78190e6cffec3c246db9230753b", kill_on_drop: false }`
[INFO] [stdout] d9f692a7df57cbb03fe0cc470c104b34620dc78190e6cffec3c246db9230753b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7af35b14de3245d60d05614f2e472c1d1677a19b343c881bfaf07bef23b3343b
[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" "7af35b14de3245d60d05614f2e472c1d1677a19b343c881bfaf07bef23b3343b", kill_on_drop: false }`
[INFO] [stderr]    Compiling gravity v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "7af35b14de3245d60d05614f2e472c1d1677a19b343c881bfaf07bef23b3343b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7af35b14de3245d60d05614f2e472c1d1677a19b343c881bfaf07bef23b3343b", kill_on_drop: false }`
[INFO] [stdout] 7af35b14de3245d60d05614f2e472c1d1677a19b343c881bfaf07bef23b3343b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2022-02-22" "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] 9eb1d18c0910e90de93d033fae14e9e552b565d280e2b638cc03e81c91860541
[INFO] running `Command { std: "docker" "start" "-a" "9eb1d18c0910e90de93d033fae14e9e552b565d280e2b638cc03e81c91860541", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gravity-9c1480830a3cda12)
[INFO] [stdout] running 3 tests
[INFO] [stdout] test serial::tests::find_subsequence::should_detect_a_subsequence_of_two_bytes_at_beginning ... ok
[INFO] [stdout] test serial::tests::find_subsequence::should_not_detect_a_subsequence_when_main_sequence_is_empty ... ok
[INFO] [stdout] test serial::tests::find_subsequence::should_detect_a_subsequence_of_two_bytes_at_the_end ... 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] running `Command { std: "docker" "inspect" "9eb1d18c0910e90de93d033fae14e9e552b565d280e2b638cc03e81c91860541", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9eb1d18c0910e90de93d033fae14e9e552b565d280e2b638cc03e81c91860541", kill_on_drop: false }`
[INFO] [stdout] 9eb1d18c0910e90de93d033fae14e9e552b565d280e2b638cc03e81c91860541