[INFO] fetching crate leaves 0.2.1...
[INFO] checking leaves-0.2.1 against master#6250d56355d72264ece721e8d0dc95b16a6824b1 for pr-68350
[INFO] extracting crate leaves 0.2.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate leaves 0.2.1 on toolchain 6250d56355d72264ece721e8d0dc95b16a6824b1
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate leaves 0.2.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate leaves 0.2.1
[INFO] tweaked toml for crates.io crate leaves 0.2.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate leaves 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2a0e2b6d0d0be2b187725fbf4f11d2d1b0b673529dc8d203a2b51d633a2fad87
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "2a0e2b6d0d0be2b187725fbf4f11d2d1b0b673529dc8d203a2b51d633a2fad87"`
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]     Checking bytes v0.5.2
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking pretty_env_logger v0.3.1
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]     Checking dashmap v3.0.4
[INFO] [stderr]    Compiling tokio-macros v0.2.3
[INFO] [stderr]    Compiling async-trait v0.1.19
[INFO] [stderr]     Checking tokio v0.2.9
[INFO] [stderr]     Checking leaves v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.48s
[INFO] running `"docker" "inspect" "2a0e2b6d0d0be2b187725fbf4f11d2d1b0b673529dc8d203a2b51d633a2fad87"`
[INFO] running `"docker" "rm" "-f" "2a0e2b6d0d0be2b187725fbf4f11d2d1b0b673529dc8d203a2b51d633a2fad87"`
[INFO] [stdout] 2a0e2b6d0d0be2b187725fbf4f11d2d1b0b673529dc8d203a2b51d633a2fad87