[INFO] crate ff-find 0.24.11 is already in cache
[INFO] checking ff-find-0.24.11 against master#4007d4ef26eab44bdabc2b7574d032152264d3ad for pr-66919
[INFO] extracting crate ff-find 0.24.11 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate ff-find 0.24.11 on toolchain 4007d4ef26eab44bdabc2b7574d032152264d3ad
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4007d4ef26eab44bdabc2b7574d032152264d3ad" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate ff-find 0.24.11
[INFO] finished tweaking crates.io crate ff-find 0.24.11
[INFO] tweaked toml for crates.io crate ff-find 0.24.11 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate ff-find 0.24.11 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4007d4ef26eab44bdabc2b7574d032152264d3ad" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+4007d4ef26eab44bdabc2b7574d032152264d3ad" "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] 6fdee1df3cfc2c66988e47d1506ce43ccf1b0cbf68fca0235e760b79f392c631
[INFO] running `"docker" "start" "-a" "6fdee1df3cfc2c66988e47d1506ce43ccf1b0cbf68fca0235e760b79f392c631"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]     Checking diff v0.1.11
[INFO] [stderr]     Checking bstr v0.2.8
[INFO] [stderr]     Checking globset v0.4.4
[INFO] [stderr]     Checking ignore v0.4.10
[INFO] [stderr]     Checking getrandom v0.1.12
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking signal-hook-registry v1.1.1
[INFO] [stderr]     Checking nix v0.15.0
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking signal-hook v0.1.10
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling ff-find v0.24.11 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `ff-find`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name ff src/main.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,metadata -C debuginfo=2 --test -C metadata=e1d414c7c490010a -C extra-filename=-e1d414c7c490010a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern aho_corasick=/opt/rustwide/target/debug/deps/libaho_corasick-8c6a85edec62896f.rmeta --extern ansi_term=/opt/rustwide/target/debug/deps/libansi_term-886d4c217f45b131.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-6c58631d691d4794.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-c9852d6149814570.rmeta --extern diff=/opt/rustwide/target/debug/deps/libdiff-93c6e67ad96d45a2.rmeta --extern globset=/opt/rustwide/target/debug/deps/libglobset-0f8e9c265595ec7f.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-358bf049ec0575e2.rmeta --extern glob=/opt/rustwide/target/debug/deps/libglob-3524949f96a2a21f.rmeta --extern ignore=/opt/rustwide/target/debug/deps/libignore-57faf0ac46bff3a3.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-bf60189561fb638f.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-6bcbe76d4031f334.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-4589a29cde9a1957.rmeta --extern nix=/opt/rustwide/target/debug/deps/libnix-3a95b9b41ee9e462.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-2b31be7eca1c07bf.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-f9ca2ea70d7976e7.rmeta --extern same_file=/opt/rustwide/target/debug/deps/libsame_file-9b4b452459fd3ec6.rmeta --extern signal_hook=/opt/rustwide/target/debug/deps/libsignal_hook-6021f4d6b4be4c11.rmeta --extern tempdir=/opt/rustwide/target/debug/deps/libtempdir-957452ee164381f2.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-b867fb396ffc8081.rmeta --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `"docker" "inspect" "6fdee1df3cfc2c66988e47d1506ce43ccf1b0cbf68fca0235e760b79f392c631"`
[INFO] running `"docker" "rm" "-f" "6fdee1df3cfc2c66988e47d1506ce43ccf1b0cbf68fca0235e760b79f392c631"`
[INFO] [stdout] 6fdee1df3cfc2c66988e47d1506ce43ccf1b0cbf68fca0235e760b79f392c631