[INFO] fetching crate tracing-fmt 0.1.1...
[INFO] checking tracing-fmt-0.1.1 against beta-2019-10-27 for pr-65897
[INFO] extracting crate tracing-fmt 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate tracing-fmt 0.1.1 on toolchain beta-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tracing-fmt 0.1.1
[INFO] finished tweaking crates.io crate tracing-fmt 0.1.1
[INFO] tweaked toml for crates.io crate tracing-fmt 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "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=allow" "-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" "+beta-2019-10-27" "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] d0da759cefd2a5c4fab515bff3c020300f3f34a5f6e6605f0cce748a0af859a2
[INFO] running `"docker" "start" "-a" "d0da759cefd2a5c4fab515bff3c020300f3f34a5f6e6605f0cce748a0af859a2"`
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking tracing-log v0.1.1
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking tracing-subscriber v0.1.6
[INFO] [stderr]     Checking tracing-fmt v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tracing-attributes v0.1.5
[INFO] [stderr]     Checking tracing v0.1.10
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.10s
[INFO] running `"docker" "inspect" "d0da759cefd2a5c4fab515bff3c020300f3f34a5f6e6605f0cce748a0af859a2"`
[INFO] running `"docker" "rm" "-f" "d0da759cefd2a5c4fab515bff3c020300f3f34a5f6e6605f0cce748a0af859a2"`
[INFO] [stdout] d0da759cefd2a5c4fab515bff3c020300f3f34a5f6e6605f0cce748a0af859a2