[INFO] fetching crate bench 1.0.0...
[INFO] checking bench-1.0.0 against master#1557fb031b272b4c5bfcc7de5df7eddc7b36a584 for pr-73166
[INFO] extracting crate bench 1.0.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate bench 1.0.0 on toolchain 1557fb031b272b4c5bfcc7de5df7eddc7b36a584
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bench 1.0.0
[INFO] finished tweaking crates.io crate bench 1.0.0
[INFO] tweaked toml for crates.io crate bench 1.0.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "fetch" "--locked" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 125eb169965e8ad62f3a06167861b5a2f5546166bf0f47252725144ebda5f058
[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" "125eb169965e8ad62f3a06167861b5a2f5546166bf0f47252725144ebda5f058", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "125eb169965e8ad62f3a06167861b5a2f5546166bf0f47252725144ebda5f058", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "125eb169965e8ad62f3a06167861b5a2f5546166bf0f47252725144ebda5f058", kill_on_drop: false }`
[INFO] [stdout] 125eb169965e8ad62f3a06167861b5a2f5546166bf0f47252725144ebda5f058
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4ae6ec28c026cb73c263087f214b240489f30addcbed46c6eb964616357c4d0
[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" "c4ae6ec28c026cb73c263087f214b240489f30addcbed46c6eb964616357c4d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking cast v0.1.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking thread-scoped v1.0.2
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking ansi_term v0.10.2
[INFO] [stderr]     Checking itertools v0.4.19
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v0.2.13
[INFO] [stderr]     Checking isatty v0.1.9
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking itertools v0.5.10
[INFO] [stderr]     Checking loggerv v0.6.0
[INFO] [stderr]     Checking criterion-stats v0.1.3
[INFO] [stderr]     Checking simplelog v0.4.4
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking criterion-plot v0.1.3
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking criterion v0.1.2
[INFO] [stderr]     Checking bench v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.74s
[INFO] running `Command { std: "docker" "inspect" "c4ae6ec28c026cb73c263087f214b240489f30addcbed46c6eb964616357c4d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4ae6ec28c026cb73c263087f214b240489f30addcbed46c6eb964616357c4d0", kill_on_drop: false }`
[INFO] [stdout] c4ae6ec28c026cb73c263087f214b240489f30addcbed46c6eb964616357c4d0