[INFO] crate adler32 1.1.0 is already in cache
[INFO] checking adler32-1.1.0 against master#1557fb031b272b4c5bfcc7de5df7eddc7b36a584 for pr-73166
[INFO] extracting crate adler32 1.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate adler32 1.1.0 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 adler32 1.1.0
[INFO] finished tweaking crates.io crate adler32 1.1.0
[INFO] tweaked toml for crates.io crate adler32 1.1.0 written to /workspace/builds/worker-7/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] warning: path `/workspace/builds/worker-7/source/src/bench.rs` was erroneously implicitly accepted for benchmark `bench`,
[INFO] [stderr] please set bench.path in Cargo.toml
[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" "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] 8162936ffc5934089a864f338fc2d4509093d61234ecfcb4ea1091215e27686f
[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" "8162936ffc5934089a864f338fc2d4509093d61234ecfcb4ea1091215e27686f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8162936ffc5934089a864f338fc2d4509093d61234ecfcb4ea1091215e27686f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8162936ffc5934089a864f338fc2d4509093d61234ecfcb4ea1091215e27686f", kill_on_drop: false }`
[INFO] [stdout] 8162936ffc5934089a864f338fc2d4509093d61234ecfcb4ea1091215e27686f
[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" "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] 9def15ab0a700d4f1ea4bb1bfc20ac74634fc8b407567acfd60c0bfa99fb586c
[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" "9def15ab0a700d4f1ea4bb1bfc20ac74634fc8b407567acfd60c0bfa99fb586c", kill_on_drop: false }`
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/bench.rs` was erroneously implicitly accepted for benchmark `bench`,
[INFO] [stderr] please set bench.path in Cargo.toml
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]     Checking adler32 v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.34s
[INFO] running `Command { std: "docker" "inspect" "9def15ab0a700d4f1ea4bb1bfc20ac74634fc8b407567acfd60c0bfa99fb586c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9def15ab0a700d4f1ea4bb1bfc20ac74634fc8b407567acfd60c0bfa99fb586c", kill_on_drop: false }`
[INFO] [stdout] 9def15ab0a700d4f1ea4bb1bfc20ac74634fc8b407567acfd60c0bfa99fb586c