[INFO] fetching crate at51 0.4.1...
[INFO] checking at51-0.4.1 against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345
[INFO] extracting crate at51 0.4.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate at51 0.4.1 on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790
[INFO] running `"/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate at51 0.4.1
[INFO] finished tweaking crates.io crate at51 0.4.1
[INFO] tweaked toml for crates.io crate at51 0.4.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "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] 02eaa6e844c7419e317c2757551c324adb8eebae7ce12ca04c8f06c7733f8e1c
[INFO] running `"docker" "start" "-a" "02eaa6e844c7419e317c2757551c324adb8eebae7ce12ca04c8f06c7733f8e1c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]     Checking strength_reduce v0.2.3
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking transpose v0.1.0
[INFO] [stderr]     Checking ar v0.8.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking lexical-core v0.7.4
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]     Checking rustfft v3.0.1
[INFO] [stderr]     Checking nom v5.1.2
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]     Checking serde v1.0.111
[INFO] [stderr]     Checking at51 v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.29s
[INFO] running `"docker" "inspect" "02eaa6e844c7419e317c2757551c324adb8eebae7ce12ca04c8f06c7733f8e1c"`
[INFO] running `"docker" "rm" "-f" "02eaa6e844c7419e317c2757551c324adb8eebae7ce12ca04c8f06c7733f8e1c"`
[INFO] [stdout] 02eaa6e844c7419e317c2757551c324adb8eebae7ce12ca04c8f06c7733f8e1c