[INFO] crate mdbook-mermaid 0.4.2 is already in cache
[INFO] checking mdbook-mermaid-0.4.2 against try#5fdfba63a96c5e8ae0ebf6b8b66853110277087d for pr-73166
[INFO] extracting crate mdbook-mermaid 0.4.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate mdbook-mermaid 0.4.2 on toolchain 5fdfba63a96c5e8ae0ebf6b8b66853110277087d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mdbook-mermaid 0.4.2
[INFO] finished tweaking crates.io crate mdbook-mermaid 0.4.2
[INFO] tweaked toml for crates.io crate mdbook-mermaid 0.4.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate mdbook-mermaid 0.4.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "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] f68a3ca00ef20660b2dfa474d1828a93588da157abb17c119e938414f17acf4b
[INFO] running `Command { std: "docker" "start" "-a" "f68a3ca00ef20660b2dfa474d1828a93588da157abb17c119e938414f17acf4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f68a3ca00ef20660b2dfa474d1828a93588da157abb17c119e938414f17acf4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f68a3ca00ef20660b2dfa474d1828a93588da157abb17c119e938414f17acf4b", kill_on_drop: false }`
[INFO] [stdout] f68a3ca00ef20660b2dfa474d1828a93588da157abb17c119e938414f17acf4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 680f6eaf43971f6bb89e9dc9d0e9cf4d51f6561611f7ee2132579b7d26b4e7fd
[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" "680f6eaf43971f6bb89e9dc9d0e9cf4d51f6561611f7ee2132579b7d26b4e7fd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking mdbook v0.3.7
[INFO] [stderr]     Checking toml_edit v0.1.5
[INFO] [stderr]     Checking mdbook-mermaid v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.36s
[INFO] running `Command { std: "docker" "inspect" "680f6eaf43971f6bb89e9dc9d0e9cf4d51f6561611f7ee2132579b7d26b4e7fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "680f6eaf43971f6bb89e9dc9d0e9cf4d51f6561611f7ee2132579b7d26b4e7fd", kill_on_drop: false }`
[INFO] [stdout] 680f6eaf43971f6bb89e9dc9d0e9cf4d51f6561611f7ee2132579b7d26b4e7fd