[INFO] fetching crate impl-serde 0.2.2...
[INFO] checking impl-serde-0.2.2 against beta-2019-10-27 for pr-65897
[INFO] extracting crate impl-serde 0.2.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate impl-serde 0.2.2 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 impl-serde 0.2.2
[INFO] finished tweaking crates.io crate impl-serde 0.2.2
[INFO] tweaked toml for crates.io crate impl-serde 0.2.2 written to /workspace/builds/worker-8/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] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] bbe8607a6061743b22c6ee0fa7591be15b5933b0cbc1f3c94f3a2d1cf58f889b
[INFO] running `"docker" "start" "-a" "bbe8607a6061743b22c6ee0fa7591be15b5933b0cbc1f3c94f3a2d1cf58f889b"`
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking static_assertions v1.0.0
[INFO] [stderr]     Checking rustc-hex v2.0.1
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking impl-serde v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking bstr v0.2.8
[INFO] [stderr]     Checking uint v0.8.2
[INFO] [stderr]     Checking csv v1.1.1
[INFO] [stderr]     Checking criterion v0.3.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.51s
[INFO] running `"docker" "inspect" "bbe8607a6061743b22c6ee0fa7591be15b5933b0cbc1f3c94f3a2d1cf58f889b"`
[INFO] running `"docker" "rm" "-f" "bbe8607a6061743b22c6ee0fa7591be15b5933b0cbc1f3c94f3a2d1cf58f889b"`
[INFO] [stdout] bbe8607a6061743b22c6ee0fa7591be15b5933b0cbc1f3c94f3a2d1cf58f889b