[INFO] updating cached repository https://github.com/LabAcoustics/piwfs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/LabAcoustics/piwfs
[INFO] [stderr]    8a68ad8..c3374fb  ptp-based  -> ptp-based
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c1c2c8b3116827896bda956771096af48c79ea19
[INFO] checking LabAcoustics/piwfs against master#0cbcb17d3306d6e22eafc2c05ce885db97d0189c for pr-68746
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLabAcoustics%2Fpiwfs" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LabAcoustics/piwfs on toolchain 0cbcb17d3306d6e22eafc2c05ce885db97d0189c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+0cbcb17d3306d6e22eafc2c05ce885db97d0189c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/LabAcoustics/piwfs
[INFO] finished tweaking git repo https://github.com/LabAcoustics/piwfs
[INFO] tweaked toml for git repo https://github.com/LabAcoustics/piwfs written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/LabAcoustics/piwfs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+0cbcb17d3306d6e22eafc2c05ce885db97d0189c" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+0cbcb17d3306d6e22eafc2c05ce885db97d0189c" "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] 83520882206ad4c84e6a94ec1e9b136636408993ee807fd5a8a841e4a8c62e99
[INFO] running `"docker" "start" "-a" "83520882206ad4c84e6a94ec1e9b136636408993ee807fd5a8a841e4a8c62e99"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bindgen v0.51.1
[INFO] [stderr]    Compiling pathdiff v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.9
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling which v3.1.0
[INFO] [stderr]     Checking rppal v0.11.3
[INFO] [stderr]     Checking thread-priority v0.1.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]     Checking alsa-sys v0.2.0
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking docopt v1.1.0
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]     Checking alsa v0.4.0
[INFO] [stderr]     Checking ta v0.1.4
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]     Checking num-integer v0.1.41
[INFO] [stderr]     Checking num-bigint v0.2.3
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]    Compiling libsamplerate-sys v0.1.7
[INFO] [stderr]     Checking samplerate v0.2.1
[INFO] [stderr]     Checking piwfs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 21s
[INFO] running `"docker" "inspect" "83520882206ad4c84e6a94ec1e9b136636408993ee807fd5a8a841e4a8c62e99"`
[INFO] running `"docker" "rm" "-f" "83520882206ad4c84e6a94ec1e9b136636408993ee807fd5a8a841e4a8c62e99"`
[INFO] [stdout] 83520882206ad4c84e6a94ec1e9b136636408993ee807fd5a8a841e4a8c62e99