[INFO] crate bitflow 0.5.1 is already in cache
[INFO] checking bitflow-0.5.1 against beta-2019-10-27 for pr-65897
[INFO] extracting crate bitflow 0.5.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate bitflow 0.5.1 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 bitflow 0.5.1
[INFO] finished tweaking crates.io crate bitflow 0.5.1
[INFO] tweaked toml for crates.io crate bitflow 0.5.1 written to /workspace/builds/worker-12/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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 0df385e50f654e8ccb1353ce9ef8084818849ccbeead7a4254b9ab99b7a226a7
[INFO] running `"docker" "start" "-a" "0df385e50f654e8ccb1353ce9ef8084818849ccbeead7a4254b9ab99b7a226a7"`
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking constant_time_eq v0.1.4
[INFO] [stderr]     Checking arrayref v0.3.5
[INFO] [stderr]     Checking shlex v0.1.1
[INFO] [stderr]     Checking md5 v0.3.8
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]     Checking mimesniff v0.3.0
[INFO] [stderr]    Compiling rusoto_core v0.39.0
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]    Compiling im v12.3.4
[INFO] [stderr]    Compiling sentry v0.12.1
[INFO] [stderr]     Checking uname v0.1.1
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]     Checking sized-chunks v0.1.3
[INFO] [stderr]     Checking xml-rs v0.7.0
[INFO] [stderr]     Checking slog-scope v4.3.0
[INFO] [stderr]     Checking futures-fs v0.0.5
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking url_serde v0.2.0
[INFO] [stderr]     Checking slog-json v2.3.0
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking dotenv v0.13.0
[INFO] [stderr]     Checking tokio-signal v0.2.7
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking digest v0.7.6
[INFO] [stderr]     Checking crypto-mac v0.5.2
[INFO] [stderr]     Checking hmac v0.5.0
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking tokio-process v0.2.4
[INFO] [stderr]     Checking debugid v0.3.1
[INFO] [stderr]     Checking sentry-types v0.8.1
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking rusoto_credential v0.39.0
[INFO] [stderr]     Checking reqwest v0.9.22
[INFO] [stderr]     Checking rusoto_s3 v0.39.0
[INFO] [stderr]     Checking bitflow v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.31s
[INFO] running `"docker" "inspect" "0df385e50f654e8ccb1353ce9ef8084818849ccbeead7a4254b9ab99b7a226a7"`
[INFO] running `"docker" "rm" "-f" "0df385e50f654e8ccb1353ce9ef8084818849ccbeead7a4254b9ab99b7a226a7"`
[INFO] [stdout] 0df385e50f654e8ccb1353ce9ef8084818849ccbeead7a4254b9ab99b7a226a7