[INFO] fetching crate rustc-ap-graphviz 662.0.0...
[INFO] checking rustc-ap-graphviz-662.0.0 against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015
[INFO] extracting crate rustc-ap-graphviz 662.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rustc-ap-graphviz 662.0.0 on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustc-ap-graphviz 662.0.0
[INFO] finished tweaking crates.io crate rustc-ap-graphviz 662.0.0
[INFO] tweaked toml for crates.io crate rustc-ap-graphviz 662.0.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cacfbcd14617b0153803a9789938f8a57c475177f4fc4ca62eab06a764b9dc65
[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" "cacfbcd14617b0153803a9789938f8a57c475177f4fc4ca62eab06a764b9dc65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cacfbcd14617b0153803a9789938f8a57c475177f4fc4ca62eab06a764b9dc65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cacfbcd14617b0153803a9789938f8a57c475177f4fc4ca62eab06a764b9dc65", kill_on_drop: false }`
[INFO] [stdout] cacfbcd14617b0153803a9789938f8a57c475177f4fc4ca62eab06a764b9dc65
[INFO] running `Command { std: "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" "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" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59b5e1749ec3f9e5914162ca9ce777f09b567e19d06cfaf6d9914b4f8b6cae7f
[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" "59b5e1749ec3f9e5914162ca9ce777f09b567e19d06cfaf6d9914b4f8b6cae7f", kill_on_drop: false }`
[INFO] [stderr]     Checking rustc-ap-graphviz v662.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "59b5e1749ec3f9e5914162ca9ce777f09b567e19d06cfaf6d9914b4f8b6cae7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59b5e1749ec3f9e5914162ca9ce777f09b567e19d06cfaf6d9914b4f8b6cae7f", kill_on_drop: false }`
[INFO] [stdout] 59b5e1749ec3f9e5914162ca9ce777f09b567e19d06cfaf6d9914b4f8b6cae7f