[INFO] crate boomphf 0.5.4 is already in cache
[INFO] checking boomphf-0.5.4 against try#1a399c10897767c36d147199696c96f193034e49 for pr-72644
[INFO] extracting crate boomphf 0.5.4 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate boomphf 0.5.4 on toolchain 1a399c10897767c36d147199696c96f193034e49
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a399c10897767c36d147199696c96f193034e49" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate boomphf 0.5.4
[INFO] finished tweaking crates.io crate boomphf 0.5.4
[INFO] tweaked toml for crates.io crate boomphf 0.5.4 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a399c10897767c36d147199696c96f193034e49" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a399c10897767c36d147199696c96f193034e49" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "/opt/rustwide/cargo-home/bin/cargo" "+1a399c10897767c36d147199696c96f193034e49" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ec5d45e41952c357f3a1461af96d847d730b46de2c171e061eb24a0c0f1e9823
[INFO] running `"docker" "start" "-a" "ec5d45e41952c357f3a1461af96d847d730b46de2c171e061eb24a0c0f1e9823"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking wyhash v0.3.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking crossbeam-queue v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]     Checking boomphf v0.5.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `phf`
[INFO] [stderr]   --> benches/build.rs:14:13
[INFO] [stderr]    |
[INFO] [stderr] 14 |         let phf = Mphf::new(2.0, &items);
[INFO] [stderr]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_phf`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `phf`
[INFO] [stderr]   --> benches/build.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |         let phf = Mphf::new_parallel(2.0, &items, None);
[INFO] [stderr]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_phf`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.10s
[INFO] running `"docker" "inspect" "ec5d45e41952c357f3a1461af96d847d730b46de2c171e061eb24a0c0f1e9823"`
[INFO] running `"docker" "rm" "-f" "ec5d45e41952c357f3a1461af96d847d730b46de2c171e061eb24a0c0f1e9823"`
[INFO] [stdout] ec5d45e41952c357f3a1461af96d847d730b46de2c171e061eb24a0c0f1e9823