[INFO] crate tokio-tower 0.3.5 is already in cache
[INFO] checking tokio-tower-0.3.5 against master#d939f708d960161d23b964309ba68ff207fc0ead for pr-70087
[INFO] extracting crate tokio-tower 0.3.5 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate tokio-tower 0.3.5 on toolchain d939f708d960161d23b964309ba68ff207fc0ead
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d939f708d960161d23b964309ba68ff207fc0ead" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tokio-tower 0.3.5
[INFO] finished tweaking crates.io crate tokio-tower 0.3.5
[INFO] tweaked toml for crates.io crate tokio-tower 0.3.5 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d939f708d960161d23b964309ba68ff207fc0ead" "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" "+d939f708d960161d23b964309ba68ff207fc0ead" "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-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=forbid" "-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" "+d939f708d960161d23b964309ba68ff207fc0ead" "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] 62f139862d7e8be59f6ec031be19916778e28b2ac7630dffefb5f2fa7abb1fd0
[INFO] running `"docker" "start" "-a" "62f139862d7e8be59f6ec031be19916778e28b2ac7630dffefb5f2fa7abb1fd0"`
[INFO] [stderr]     Checking tokio v0.2.13
[INFO] [stderr]     Checking tracing v0.1.13
[INFO] [stderr]     Checking tower-load v0.3.0
[INFO] [stderr]     Checking tokio-test v0.2.0
[INFO] [stderr]     Checking async-bincode v0.5.1
[INFO] [stderr]     Checking tower-test v0.3.0
[INFO] [stderr]     Checking tokio-tower v0.3.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.96s
[INFO] running `"docker" "inspect" "62f139862d7e8be59f6ec031be19916778e28b2ac7630dffefb5f2fa7abb1fd0"`
[INFO] running `"docker" "rm" "-f" "62f139862d7e8be59f6ec031be19916778e28b2ac7630dffefb5f2fa7abb1fd0"`
[INFO] [stdout] 62f139862d7e8be59f6ec031be19916778e28b2ac7630dffefb5f2fa7abb1fd0