[INFO] fetching crate thr 0.0.0...
[INFO] testing thr-0.0.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate thr 0.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate thr 0.0.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate thr 0.0.0
[INFO] finished tweaking crates.io crate thr 0.0.0
[INFO] tweaked toml for crates.io crate thr 0.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", 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] dfd7726ff6b86c0ddbe4ebb9af7ca7eba331e9c7cddcf0aadff08f29568249aa
[INFO] running `Command { std: "docker" "start" "-a" "dfd7726ff6b86c0ddbe4ebb9af7ca7eba331e9c7cddcf0aadff08f29568249aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfd7726ff6b86c0ddbe4ebb9af7ca7eba331e9c7cddcf0aadff08f29568249aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfd7726ff6b86c0ddbe4ebb9af7ca7eba331e9c7cddcf0aadff08f29568249aa", kill_on_drop: false }`
[INFO] [stdout] dfd7726ff6b86c0ddbe4ebb9af7ca7eba331e9c7cddcf0aadff08f29568249aa
[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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 5b76af71b98696dc07a3c2624ff6da6f41f72bf0f26e8f6d0d029fd9cc9bb5d1
[INFO] running `Command { std: "docker" "start" "-a" "5b76af71b98696dc07a3c2624ff6da6f41f72bf0f26e8f6d0d029fd9cc9bb5d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling thr v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "5b76af71b98696dc07a3c2624ff6da6f41f72bf0f26e8f6d0d029fd9cc9bb5d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b76af71b98696dc07a3c2624ff6da6f41f72bf0f26e8f6d0d029fd9cc9bb5d1", kill_on_drop: false }`
[INFO] [stdout] 5b76af71b98696dc07a3c2624ff6da6f41f72bf0f26e8f6d0d029fd9cc9bb5d1
[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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 2be2f8e81de6c7c869112d59a936b727fce2fa29bb52e90e6b66e808671aa21a
[INFO] running `Command { std: "docker" "start" "-a" "2be2f8e81de6c7c869112d59a936b727fce2fa29bb52e90e6b66e808671aa21a", kill_on_drop: false }`
[INFO] [stderr]    Compiling thr v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/thr-ffefa0217cb1cedf)
[INFO] running `Command { std: "docker" "inspect" "2be2f8e81de6c7c869112d59a936b727fce2fa29bb52e90e6b66e808671aa21a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2be2f8e81de6c7c869112d59a936b727fce2fa29bb52e90e6b66e808671aa21a", kill_on_drop: false }`
[INFO] [stdout] 2be2f8e81de6c7c869112d59a936b727fce2fa29bb52e90e6b66e808671aa21a
[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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 82f48827943dfa3c2abdead6cabead5995e00fdcd009f3515f6a777474009bf4
[INFO] running `Command { std: "docker" "start" "-a" "82f48827943dfa3c2abdead6cabead5995e00fdcd009f3515f6a777474009bf4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/thr-ffefa0217cb1cedf)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests thr
[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" "82f48827943dfa3c2abdead6cabead5995e00fdcd009f3515f6a777474009bf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82f48827943dfa3c2abdead6cabead5995e00fdcd009f3515f6a777474009bf4", kill_on_drop: false }`
[INFO] [stdout] 82f48827943dfa3c2abdead6cabead5995e00fdcd009f3515f6a777474009bf4