[INFO] fetching crate process_utils 0.1.0...
[INFO] testing process_utils-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate process_utils 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate process_utils 0.1.0 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 process_utils 0.1.0
[INFO] finished tweaking crates.io crate process_utils 0.1.0
[INFO] tweaked toml for crates.io crate process_utils 0.1.0 written to /workspace/builds/worker-7/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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nix v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7e10ce6295bf1f2876541c828c1e8c6df0823ee33ef02ab311222306f93e4a13
[INFO] running `Command { std: "docker" "start" "-a" "7e10ce6295bf1f2876541c828c1e8c6df0823ee33ef02ab311222306f93e4a13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e10ce6295bf1f2876541c828c1e8c6df0823ee33ef02ab311222306f93e4a13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e10ce6295bf1f2876541c828c1e8c6df0823ee33ef02ab311222306f93e4a13", kill_on_drop: false }`
[INFO] [stdout] 7e10ce6295bf1f2876541c828c1e8c6df0823ee33ef02ab311222306f93e4a13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 12da647396ead6aaeea884d435b4b2e9aacf5ab2a1ab35977ea4c689d6b89712
[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" "12da647396ead6aaeea884d435b4b2e9aacf5ab2a1ab35977ea4c689d6b89712", kill_on_drop: false }`
[INFO] [stderr]    Compiling nom v2.2.1
[INFO] [stderr]    Compiling procinfo v0.4.2
[INFO] [stderr]    Compiling nix v0.9.0
[INFO] [stderr]    Compiling process_utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.50s
[INFO] running `Command { std: "docker" "inspect" "12da647396ead6aaeea884d435b4b2e9aacf5ab2a1ab35977ea4c689d6b89712", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12da647396ead6aaeea884d435b4b2e9aacf5ab2a1ab35977ea4c689d6b89712", kill_on_drop: false }`
[INFO] [stdout] 12da647396ead6aaeea884d435b4b2e9aacf5ab2a1ab35977ea4c689d6b89712
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 56e3325bed0c109d1409dda8b98655803b57e9bb6d703897e465b8cb8b30dc88
[INFO] running `Command { std: "docker" "start" "-a" "56e3325bed0c109d1409dda8b98655803b57e9bb6d703897e465b8cb8b30dc88", kill_on_drop: false }`
[INFO] [stderr]    Compiling process_utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "56e3325bed0c109d1409dda8b98655803b57e9bb6d703897e465b8cb8b30dc88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56e3325bed0c109d1409dda8b98655803b57e9bb6d703897e465b8cb8b30dc88", kill_on_drop: false }`
[INFO] [stdout] 56e3325bed0c109d1409dda8b98655803b57e9bb6d703897e465b8cb8b30dc88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 91349fb486531d838ca564024f04d0c3a2a6092e1ca526e3e1201e16ed0fa1a2
[INFO] running `Command { std: "docker" "start" "-a" "91349fb486531d838ca564024f04d0c3a2a6092e1ca526e3e1201e16ed0fa1a2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/process_utils-da83502752faa6f7)
[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] [stderr]    Doc-tests process_utils
[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" "91349fb486531d838ca564024f04d0c3a2a6092e1ca526e3e1201e16ed0fa1a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91349fb486531d838ca564024f04d0c3a2a6092e1ca526e3e1201e16ed0fa1a2", kill_on_drop: false }`
[INFO] [stdout] 91349fb486531d838ca564024f04d0c3a2a6092e1ca526e3e1201e16ed0fa1a2