[INFO] fetching crate mpool 0.1.4...
[INFO] checking mpool-0.1.4 against try#89c05fd3cc6404a13e1bd71450c6132a2755fa4b for pr-69741
[INFO] extracting crate mpool 0.1.4 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate mpool 0.1.4 on toolchain 89c05fd3cc6404a13e1bd71450c6132a2755fa4b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+89c05fd3cc6404a13e1bd71450c6132a2755fa4b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate mpool 0.1.4
[INFO] finished tweaking crates.io crate mpool 0.1.4
[INFO] tweaked toml for crates.io crate mpool 0.1.4 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate mpool 0.1.4 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+89c05fd3cc6404a13e1bd71450c6132a2755fa4b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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=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" "+89c05fd3cc6404a13e1bd71450c6132a2755fa4b" "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] 2d58b3688747a30a2b4b1d2191ad0b664f9f2c4bc59b1afc69a67d8553c8269e
[INFO] running `"docker" "start" "-a" "2d58b3688747a30a2b4b1d2191ad0b664f9f2c4bc59b1afc69a67d8553c8269e"`
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]     Checking tokio v0.2.13
[INFO] [stderr]     Checking mpool v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.63s
[INFO] running `"docker" "inspect" "2d58b3688747a30a2b4b1d2191ad0b664f9f2c4bc59b1afc69a67d8553c8269e"`
[INFO] running `"docker" "rm" "-f" "2d58b3688747a30a2b4b1d2191ad0b664f9f2c4bc59b1afc69a67d8553c8269e"`
[INFO] [stdout] 2d58b3688747a30a2b4b1d2191ad0b664f9f2c4bc59b1afc69a67d8553c8269e