[INFO] fetching crate boomphf 0.5.8...
[INFO] checking boomphf-0.5.8 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate boomphf 0.5.8 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate boomphf 0.5.8 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate boomphf 0.5.8
[INFO] finished tweaking crates.io crate boomphf 0.5.8
[INFO] tweaked toml for crates.io crate boomphf 0.5.8 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] daed38daebbd6d82cb61e34d725a5567a5bf300347ff1e4e0e7e6e7ffdb68877
[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" "daed38daebbd6d82cb61e34d725a5567a5bf300347ff1e4e0e7e6e7ffdb68877", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "daed38daebbd6d82cb61e34d725a5567a5bf300347ff1e4e0e7e6e7ffdb68877", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daed38daebbd6d82cb61e34d725a5567a5bf300347ff1e4e0e7e6e7ffdb68877", kill_on_drop: false }`
[INFO] [stdout] daed38daebbd6d82cb61e34d725a5567a5bf300347ff1e4e0e7e6e7ffdb68877
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 354654ae95bc8bc7d8e4eca410ebee9a0765477e4fe7d646193729d491a1bc07
[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" "354654ae95bc8bc7d8e4eca410ebee9a0765477e4fe7d646193729d491a1bc07", kill_on_drop: false }`
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking wyhash v0.4.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking boomphf v0.5.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `phf`
[INFO] [stdout]   --> benches/build.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let phf = Mphf::new(2.0, &items);
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_phf`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `phf`
[INFO] [stdout]   --> benches/build.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let phf = Mphf::new_parallel(2.0, &items, None);
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_phf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.42s
[INFO] running `Command { std: "docker" "inspect" "354654ae95bc8bc7d8e4eca410ebee9a0765477e4fe7d646193729d491a1bc07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "354654ae95bc8bc7d8e4eca410ebee9a0765477e4fe7d646193729d491a1bc07", kill_on_drop: false }`
[INFO] [stdout] 354654ae95bc8bc7d8e4eca410ebee9a0765477e4fe7d646193729d491a1bc07