[INFO] fetching crate mvn-autoenforce 0.1.10...
[INFO] checking mvn-autoenforce-0.1.10 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate mvn-autoenforce 0.1.10 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate mvn-autoenforce 0.1.10 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mvn-autoenforce 0.1.10
[INFO] finished tweaking crates.io crate mvn-autoenforce 0.1.10
[INFO] tweaked toml for crates.io crate mvn-autoenforce 0.1.10 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate mvn-autoenforce 0.1.10 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ucd-util v0.1.1
[INFO] [stderr]   Downloaded aho-corasick v0.6.8
[INFO] [stderr]   Downloaded version_check v0.1.4
[INFO] [stderr]   Downloaded lazy_static v1.1.0
[INFO] [stderr]   Downloaded utf8-ranges v1.0.1
[INFO] [stderr]   Downloaded regex-syntax v0.6.2
[INFO] [stderr]   Downloaded version-compare v0.0.11
[INFO] [stderr]   Downloaded regex v1.0.5
[INFO] [stderr]   Downloaded memchr v2.0.2
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e548254c89d270e90954864cd8a5bc5868fbeb5538c9c046cbb35456174a7f5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2e548254c89d270e90954864cd8a5bc5868fbeb5538c9c046cbb35456174a7f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e548254c89d270e90954864cd8a5bc5868fbeb5538c9c046cbb35456174a7f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e548254c89d270e90954864cd8a5bc5868fbeb5538c9c046cbb35456174a7f5", kill_on_drop: false }`
[INFO] [stdout] 2e548254c89d270e90954864cd8a5bc5868fbeb5538c9c046cbb35456174a7f5
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e540b034ccd8bfce012869bb4270064471a3f01a31f47bbc84403a02a747d0e2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e540b034ccd8bfce012869bb4270064471a3f01a31f47bbc84403a02a747d0e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling regex v1.0.5
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking utf8-ranges v1.0.1
[INFO] [stderr]     Checking version-compare v0.0.11
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking memchr v2.0.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]     Checking mvn-autoenforce v0.1.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.01s
[INFO] running `Command { std: "docker" "inspect" "e540b034ccd8bfce012869bb4270064471a3f01a31f47bbc84403a02a747d0e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e540b034ccd8bfce012869bb4270064471a3f01a31f47bbc84403a02a747d0e2", kill_on_drop: false }`
[INFO] [stdout] e540b034ccd8bfce012869bb4270064471a3f01a31f47bbc84403a02a747d0e2