[INFO] crate ff-find 0.24.11 is already in cache
[INFO] checking ff-find-0.24.11 against try#3738e44c8fffe9e1fdfda9304a4df74ce7b29152 for pr-68746
[INFO] extracting crate ff-find 0.24.11 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ff-find 0.24.11 on toolchain 3738e44c8fffe9e1fdfda9304a4df74ce7b29152
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3738e44c8fffe9e1fdfda9304a4df74ce7b29152" "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-4/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" "+3738e44c8fffe9e1fdfda9304a4df74ce7b29152" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+3738e44c8fffe9e1fdfda9304a4df74ce7b29152" "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] cbfc8949aab7f36988394e46a136521f0983022b51d1656b9df7e6ccd0feb0b8
[INFO] running `"docker" "start" "-a" "cbfc8949aab7f36988394e46a136521f0983022b51d1656b9df7e6ccd0feb0b8"`
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]     Checking diff v0.1.11
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling bitflags v1.2.0
[INFO] [stderr]     Checking getrandom v0.1.12
[INFO] [stderr]     Checking signal-hook-registry v1.1.1
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking nix v0.15.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking globset v0.4.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]     Checking signal-hook v0.1.10
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking ignore v0.4.10
[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 atty v0.2.13
[INFO] [stderr]    Compiling ff-find v0.24.11 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/exec/nonblock.rs:67:69
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 return Err(io::Error::new(io::ErrorKind::Other, err.description()));
[INFO] [stderr]    |                                                                     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/exec/nonblock.rs:126:69
[INFO] [stderr]     |
[INFO] [stderr] 126 |                 return Err(io::Error::new(io::ErrorKind::Other, err.description()));
[INFO] [stderr]     |                                                                     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/exec/nonblock.rs:67:69
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 return Err(io::Error::new(io::ErrorKind::Other, err.description()));
[INFO] [stderr]    |                                                                     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/exec/nonblock.rs:126:69
[INFO] [stderr]     |
[INFO] [stderr] 126 |                 return Err(io::Error::new(io::ErrorKind::Other, err.description()));
[INFO] [stderr]     |                                                                     ^^^^^^^^^^^
[INFO] [stderr] 
[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=2e3c6aa75e94236f -C extra-filename=-2e3c6aa75e94236f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern aho_corasick=/opt/rustwide/target/debug/deps/libaho_corasick-7723e0896400dac1.rmeta --extern ansi_term=/opt/rustwide/target/debug/deps/libansi_term-27d7350671ff8a8e.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-7ea7c56380883f7e.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-200fa41e3ca87ce3.rmeta --extern diff=/opt/rustwide/target/debug/deps/libdiff-02f209eff5a21147.rmeta --extern globset=/opt/rustwide/target/debug/deps/libglobset-66cfcffa564be712.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-b1344b91f6519a17.rmeta --extern glob=/opt/rustwide/target/debug/deps/libglob-51c4f3aca44c6886.rmeta --extern ignore=/opt/rustwide/target/debug/deps/libignore-744b09a3ff244e82.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-3c00fded07c3b2c7.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-6dc6421b5f85f8ea.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-553ecc6242af5bf2.rmeta --extern nix=/opt/rustwide/target/debug/deps/libnix-501248fe04be3bdb.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-361f6cf280963ca6.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-676f1643ce552652.rmeta --extern same_file=/opt/rustwide/target/debug/deps/libsame_file-7ab76949d8b03fbb.rmeta --extern signal_hook=/opt/rustwide/target/debug/deps/libsignal_hook-809fd8ebcd0c5246.rmeta --extern tempdir=/opt/rustwide/target/debug/deps/libtempdir-c8899f3d0fadaac4.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-d06048bd44bc19e0.rmeta --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `"docker" "inspect" "cbfc8949aab7f36988394e46a136521f0983022b51d1656b9df7e6ccd0feb0b8"`
[INFO] running `"docker" "rm" "-f" "cbfc8949aab7f36988394e46a136521f0983022b51d1656b9df7e6ccd0feb0b8"`
[INFO] [stdout] cbfc8949aab7f36988394e46a136521f0983022b51d1656b9df7e6ccd0feb0b8