[INFO] crate mdbook-mermaid 0.4.0 is already in cache
[INFO] checking mdbook-mermaid-0.4.0 against master#339f574809bf8e4166b8de3cdbe7df181d37af3d for pr-71896
[INFO] extracting crate mdbook-mermaid 0.4.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate mdbook-mermaid 0.4.0 on toolchain 339f574809bf8e4166b8de3cdbe7df181d37af3d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+339f574809bf8e4166b8de3cdbe7df181d37af3d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate mdbook-mermaid 0.4.0
[INFO] finished tweaking crates.io crate mdbook-mermaid 0.4.0
[INFO] tweaked toml for crates.io crate mdbook-mermaid 0.4.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate mdbook-mermaid 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+339f574809bf8e4166b8de3cdbe7df181d37af3d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+339f574809bf8e4166b8de3cdbe7df181d37af3d" "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] 959e1742802b7482724c80d7a55c00a90c25b9c2fa6d0aeabef95eed190dbd75
[INFO] running `"docker" "start" "-a" "959e1742802b7482724c80d7a55c00a90c25b9c2fa6d0aeabef95eed190dbd75"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking ascii v0.9.3
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking pulldown-cmark-to-cmark v4.0.0
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking ws v0.9.1
[INFO] [stderr]     Checking ammonia v3.1.0
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking iron v0.6.1
[INFO] [stderr]     Checking mount v0.4.0
[INFO] [stderr]     Checking staticfile v0.5.0
[INFO] [stderr]     Checking mdbook v0.3.7
[INFO] [stderr]     Checking toml_edit v0.1.5
[INFO] [stderr]     Checking mdbook-mermaid v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.97s
[INFO] running `"docker" "inspect" "959e1742802b7482724c80d7a55c00a90c25b9c2fa6d0aeabef95eed190dbd75"`
[INFO] running `"docker" "rm" "-f" "959e1742802b7482724c80d7a55c00a90c25b9c2fa6d0aeabef95eed190dbd75"`
[INFO] [stdout] 959e1742802b7482724c80d7a55c00a90c25b9c2fa6d0aeabef95eed190dbd75