[INFO] fetching crate specs-visitor-derive 0.3.0...
[INFO] checking specs-visitor-derive-0.3.0 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] extracting crate specs-visitor-derive 0.3.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate specs-visitor-derive 0.3.0 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate specs-visitor-derive 0.3.0
[INFO] finished tweaking crates.io crate specs-visitor-derive 0.3.0
[INFO] tweaked toml for crates.io crate specs-visitor-derive 0.3.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded specs-visitor v0.3.0
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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] 91f882d4d8ca959850d528f1f00f2f94d501f63f9c0be3b6c741a00898210c4b
[INFO] running `"docker" "start" "-a" "91f882d4d8ca959850d528f1f00f2f94d501f63f9c0be3b6c741a00898210c4b"`
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
[INFO] [stderr]     Checking crossbeam-epoch v0.5.2
[INFO] [stderr]     Checking syn v0.15.44
[INFO] [stderr]    Compiling shred-derive v0.5.1
[INFO] [stderr]     Checking hibitset v0.5.4
[INFO] [stderr]     Checking shred v0.7.2
[INFO] [stderr]     Checking crossbeam-deque v0.5.2
[INFO] [stderr]     Checking crossbeam-channel v0.2.6
[INFO] [stderr]     Checking crossbeam v0.4.1
[INFO] [stderr]     Checking specs v0.14.3
[INFO] [stderr]     Checking synstructure v0.10.2
[INFO] [stderr]     Checking specs-visitor v0.3.0
[INFO] [stderr]     Checking specs-visitor-derive v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.71s
[INFO] running `"docker" "inspect" "91f882d4d8ca959850d528f1f00f2f94d501f63f9c0be3b6c741a00898210c4b"`
[INFO] running `"docker" "rm" "-f" "91f882d4d8ca959850d528f1f00f2f94d501f63f9c0be3b6c741a00898210c4b"`
[INFO] [stdout] 91f882d4d8ca959850d528f1f00f2f94d501f63f9c0be3b6c741a00898210c4b