[INFO] crate cord-client 0.2.1 is already in cache
[INFO] checking cord-client-0.2.1 against master#339f574809bf8e4166b8de3cdbe7df181d37af3d for pr-71896
[INFO] extracting crate cord-client 0.2.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate cord-client 0.2.1 on toolchain 339f574809bf8e4166b8de3cdbe7df181d37af3d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+339f574809bf8e4166b8de3cdbe7df181d37af3d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate cord-client 0.2.1
[INFO] finished tweaking crates.io crate cord-client 0.2.1
[INFO] tweaked toml for crates.io crate cord-client 0.2.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate cord-client 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+339f574809bf8e4166b8de3cdbe7df181d37af3d" "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" "+339f574809bf8e4166b8de3cdbe7df181d37af3d" "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] f0fc5cfb63c3ca15202407439a184d470c49b2bb6ac6f7cca5c32c7ab6077f9d
[INFO] running `"docker" "start" "-a" "f0fc5cfb63c3ca15202407439a184d470c49b2bb6ac6f7cca5c32c7ab6077f9d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking retain_mut v0.1.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.35
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking backtrace v0.3.46
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking regex v1.3.6
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]     Checking tokio v0.2.17
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking cord-message v0.2.0
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking futures-locks-pre v0.5.1-pre
[INFO] [stderr]     Checking cord-client v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.86s
[INFO] running `"docker" "inspect" "f0fc5cfb63c3ca15202407439a184d470c49b2bb6ac6f7cca5c32c7ab6077f9d"`
[INFO] running `"docker" "rm" "-f" "f0fc5cfb63c3ca15202407439a184d470c49b2bb6ac6f7cca5c32c7ab6077f9d"`
[INFO] [stdout] f0fc5cfb63c3ca15202407439a184d470c49b2bb6ac6f7cca5c32c7ab6077f9d