[INFO] fetching crate tracerr 0.1.1...
[INFO] checking tracerr-0.1.1 against try#4662032ab74cd44d423120d08d251dfead4914a0 for pr-72788
[INFO] extracting crate tracerr 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate tracerr 0.1.1 on toolchain 4662032ab74cd44d423120d08d251dfead4914a0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tracerr 0.1.1
[INFO] finished tweaking crates.io crate tracerr 0.1.1
[INFO] tweaked toml for crates.io crate tracerr 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+4662032ab74cd44d423120d08d251dfead4914a0" "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] 0dccc88ceb3e6ecff6ff2b8d0b87b75343baf28711fe7df55fc18daeab81efb4
[INFO] running `"docker" "start" "-a" "0dccc88ceb3e6ecff6ff2b8d0b87b75343baf28711fe7df55fc18daeab81efb4"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling derive_more v0.99.7
[INFO] [stderr]     Checking tracerr v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.88s
[INFO] running `"docker" "inspect" "0dccc88ceb3e6ecff6ff2b8d0b87b75343baf28711fe7df55fc18daeab81efb4"`
[INFO] running `"docker" "rm" "-f" "0dccc88ceb3e6ecff6ff2b8d0b87b75343baf28711fe7df55fc18daeab81efb4"`
[INFO] [stdout] 0dccc88ceb3e6ecff6ff2b8d0b87b75343baf28711fe7df55fc18daeab81efb4