[INFO] fetching crate yz-posix-mode 0.0.0...
[INFO] testing yz-posix-mode-0.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate yz-posix-mode 0.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate yz-posix-mode 0.0.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yz-posix-mode 0.0.0
[INFO] finished tweaking crates.io crate yz-posix-mode 0.0.0
[INFO] tweaked toml for crates.io crate yz-posix-mode 0.0.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded umask v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac34e76bd6b9b9417191ac68d935cd4e67fa319a25146856f39b89dc33a02b8d
[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" "ac34e76bd6b9b9417191ac68d935cd4e67fa319a25146856f39b89dc33a02b8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac34e76bd6b9b9417191ac68d935cd4e67fa319a25146856f39b89dc33a02b8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac34e76bd6b9b9417191ac68d935cd4e67fa319a25146856f39b89dc33a02b8d", kill_on_drop: false }`
[INFO] [stdout] ac34e76bd6b9b9417191ac68d935cd4e67fa319a25146856f39b89dc33a02b8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c89fcdd47c9c525ade399dd151a3cb4d91c4c9ebb811870041797f6beae8fdb3
[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" "c89fcdd47c9c525ade399dd151a3cb4d91c4c9ebb811870041797f6beae8fdb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling yz-posix-mode v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "c89fcdd47c9c525ade399dd151a3cb4d91c4c9ebb811870041797f6beae8fdb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c89fcdd47c9c525ade399dd151a3cb4d91c4c9ebb811870041797f6beae8fdb3", kill_on_drop: false }`
[INFO] [stdout] c89fcdd47c9c525ade399dd151a3cb4d91c4c9ebb811870041797f6beae8fdb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e50b67829a080002793af7d7f2cc7d9f88b57b393e9e441fcd11c61f3c078a5
[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" "6e50b67829a080002793af7d7f2cc7d9f88b57b393e9e441fcd11c61f3c078a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling yz-posix-mode v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/nix_.rs:50:10
[INFO] [stdout]    |
[INFO] [stdout] 50 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:235:10
[INFO] [stdout]     |
[INFO] [stdout] 235 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.27s
[INFO] running `Command { std: "docker" "inspect" "6e50b67829a080002793af7d7f2cc7d9f88b57b393e9e441fcd11c61f3c078a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e50b67829a080002793af7d7f2cc7d9f88b57b393e9e441fcd11c61f3c078a5", kill_on_drop: false }`
[INFO] [stdout] 6e50b67829a080002793af7d7f2cc7d9f88b57b393e9e441fcd11c61f3c078a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] 547a37e736b9c63da27a19f684c5660c8cd45f5e0dc6091b2fb7fcca5fd61704
[INFO] running `Command { std: "docker" "start" "-a" "547a37e736b9c63da27a19f684c5660c8cd45f5e0dc6091b2fb7fcca5fd61704", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/nix_.rs:50:10
[INFO] [stderr]    |
[INFO] [stderr] 50 |         };
[INFO] [stderr]    |          ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/lib.rs:235:10
[INFO] [stderr]     |
[INFO] [stderr] 235 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: `yz-posix-mode` (lib test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/yz_posix_mode-eafc26d1eddf3a13)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test nix_::tests::nixeq ... ok
[INFO] [stdout] test tests::display ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests yz-posix-mode
[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" "547a37e736b9c63da27a19f684c5660c8cd45f5e0dc6091b2fb7fcca5fd61704", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "547a37e736b9c63da27a19f684c5660c8cd45f5e0dc6091b2fb7fcca5fd61704", kill_on_drop: false }`
[INFO] [stdout] 547a37e736b9c63da27a19f684c5660c8cd45f5e0dc6091b2fb7fcca5fd61704