[INFO] crate macro_rules_attribute-proc_macro 0.0.1 is already in cache
[INFO] checking macro_rules_attribute-proc_macro-0.0.1 against beta-2019-10-27 for pr-65897
[INFO] extracting crate macro_rules_attribute-proc_macro 0.0.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate macro_rules_attribute-proc_macro 0.0.1 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 macro_rules_attribute-proc_macro 0.0.1
[INFO] finished tweaking crates.io crate macro_rules_attribute-proc_macro 0.0.1
[INFO] tweaked toml for crates.io crate macro_rules_attribute-proc_macro 0.0.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "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-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=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] c1ba3778a0ba480050477c3c6bcc8ce92d3db466f32ca226da66240343f9467a
[INFO] running `"docker" "start" "-a" "c1ba3778a0ba480050477c3c6bcc8ce92d3db466f32ca226da66240343f9467a"`
[INFO] [stderr]     Checking macro_rules_attribute-proc_macro v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `"docker" "inspect" "c1ba3778a0ba480050477c3c6bcc8ce92d3db466f32ca226da66240343f9467a"`
[INFO] running `"docker" "rm" "-f" "c1ba3778a0ba480050477c3c6bcc8ce92d3db466f32ca226da66240343f9467a"`
[INFO] [stdout] c1ba3778a0ba480050477c3c6bcc8ce92d3db466f32ca226da66240343f9467a