[INFO] fetching crate vercomp 0.5.0...
[INFO] checking vercomp-0.5.0 against master#de32266a1780aa4ef748ce7f6200a1554fad0aca for pr-75585
[INFO] extracting crate vercomp 0.5.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate vercomp 0.5.0 on toolchain de32266a1780aa4ef748ce7f6200a1554fad0aca
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vercomp 0.5.0
[INFO] finished tweaking crates.io crate vercomp 0.5.0
[INFO] tweaked toml for crates.io crate vercomp 0.5.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate vercomp 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d5e5352cb4fb5f6b66715cda6d40f794b7875a3d073c8a54ed0c11850a50d9fe
[INFO] running `Command { std: "docker" "start" "-a" "d5e5352cb4fb5f6b66715cda6d40f794b7875a3d073c8a54ed0c11850a50d9fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5e5352cb4fb5f6b66715cda6d40f794b7875a3d073c8a54ed0c11850a50d9fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5e5352cb4fb5f6b66715cda6d40f794b7875a3d073c8a54ed0c11850a50d9fe", kill_on_drop: false }`
[INFO] [stdout] d5e5352cb4fb5f6b66715cda6d40f794b7875a3d073c8a54ed0c11850a50d9fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 688b9594e8455c469b55a645edc0f498356b7bebd40a311c8776d6f753e191e1
[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" "688b9594e8455c469b55a645edc0f498356b7bebd40a311c8776d6f753e191e1", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking regex v1.3.5
[INFO] [stderr]     Checking vercomp v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.71s
[INFO] running `Command { std: "docker" "inspect" "688b9594e8455c469b55a645edc0f498356b7bebd40a311c8776d6f753e191e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "688b9594e8455c469b55a645edc0f498356b7bebd40a311c8776d6f753e191e1", kill_on_drop: false }`
[INFO] [stdout] 688b9594e8455c469b55a645edc0f498356b7bebd40a311c8776d6f753e191e1