[INFO] fetching crate armor 1.2.0...
[INFO] checking armor-1.2.0 against beta-2019-10-27 for pr-65897
[INFO] extracting crate armor 1.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate armor 1.2.0 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 armor 1.2.0
[INFO] finished tweaking crates.io crate armor 1.2.0
[INFO] tweaked toml for crates.io crate armor 1.2.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate armor 1.2.0 already has a lockfile, it will not be regenerated
[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-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=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] 123b34ae0e4ef2f8e09d299a25fb583325d924b888c901f785ed3166ebf80dc5
[INFO] running `"docker" "start" "-a" "123b34ae0e4ef2f8e09d299a25fb583325d924b888c901f785ed3166ebf80dc5"`
[INFO] [stderr]    Compiling libc v0.2.55
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling ryu v1.0.1
[INFO] [stderr]     Checking serde v1.0.101
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking http v0.1.17
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking armor v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.02s
[INFO] running `"docker" "inspect" "123b34ae0e4ef2f8e09d299a25fb583325d924b888c901f785ed3166ebf80dc5"`
[INFO] running `"docker" "rm" "-f" "123b34ae0e4ef2f8e09d299a25fb583325d924b888c901f785ed3166ebf80dc5"`
[INFO] [stdout] 123b34ae0e4ef2f8e09d299a25fb583325d924b888c901f785ed3166ebf80dc5