[INFO] fetching crate lefthk-core 0.1.3...
[INFO] testing lefthk-core-0.1.3 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate lefthk-core 0.1.3 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate lefthk-core 0.1.3 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 crates.io crate lefthk-core 0.1.3
[INFO] finished tweaking crates.io crate lefthk-core 0.1.3
[INFO] tweaked toml for crates.io crate lefthk-core 0.1.3 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 6b2add018e61af21378b448bc5674ca3cdda2bda6729674eef470f8464b9eea5
[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" "6b2add018e61af21378b448bc5674ca3cdda2bda6729674eef470f8464b9eea5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b2add018e61af21378b448bc5674ca3cdda2bda6729674eef470f8464b9eea5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b2add018e61af21378b448bc5674ca3cdda2bda6729674eef470f8464b9eea5", kill_on_drop: false }`
[INFO] [stdout] 6b2add018e61af21378b448bc5674ca3cdda2bda6729674eef470f8464b9eea5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stdout] f6dbd5a123d322b2d45b3c7996528387a7299ac2bb3464c3d2641ae3af5c3645
[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" "f6dbd5a123d322b2d45b3c7996528387a7299ac2bb3464c3d2641ae3af5c3645", kill_on_drop: false }`
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.8.0
[INFO] [stderr]    Compiling xdg v2.4.1
[INFO] [stderr]    Compiling signal-hook v0.3.13
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling lefthk-core v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.87s
[INFO] running `Command { std: "docker" "inspect" "f6dbd5a123d322b2d45b3c7996528387a7299ac2bb3464c3d2641ae3af5c3645", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6dbd5a123d322b2d45b3c7996528387a7299ac2bb3464c3d2641ae3af5c3645", kill_on_drop: false }`
[INFO] [stdout] f6dbd5a123d322b2d45b3c7996528387a7299ac2bb3464c3d2641ae3af5c3645
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4fda3c55631950c72d40b78d706acf34244701961d29e82f46d55cad4270fac5
[INFO] running `Command { std: "docker" "start" "-a" "4fda3c55631950c72d40b78d706acf34244701961d29e82f46d55cad4270fac5", kill_on_drop: false }`
[INFO] [stderr]    Compiling lefthk-core v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.82s
[INFO] running `Command { std: "docker" "inspect" "4fda3c55631950c72d40b78d706acf34244701961d29e82f46d55cad4270fac5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fda3c55631950c72d40b78d706acf34244701961d29e82f46d55cad4270fac5", kill_on_drop: false }`
[INFO] [stdout] 4fda3c55631950c72d40b78d706acf34244701961d29e82f46d55cad4270fac5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 087e6d3d138becd5d1cdc6bbbacc0918f192e619e5463eb74f3a9143eacaf79d
[INFO] running `Command { std: "docker" "start" "-a" "087e6d3d138becd5d1cdc6bbbacc0918f192e619e5463eb74f3a9143eacaf79d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lefthk_core-7f48b2950d4b9c1a)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests lefthk-core
[INFO] [stdout] test tests::ipc::read_command ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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" "087e6d3d138becd5d1cdc6bbbacc0918f192e619e5463eb74f3a9143eacaf79d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "087e6d3d138becd5d1cdc6bbbacc0918f192e619e5463eb74f3a9143eacaf79d", kill_on_drop: false }`
[INFO] [stdout] 087e6d3d138becd5d1cdc6bbbacc0918f192e619e5463eb74f3a9143eacaf79d