[INFO] fetching crate mdbook-mermaid 0.4.2...
[INFO] checking mdbook-mermaid-0.4.2 against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345
[INFO] extracting crate mdbook-mermaid 0.4.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate mdbook-mermaid 0.4.2 on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "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-10/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" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] beb546f7153a9b02fde5a44f9722e506185ef7af54bb36ce0a29d65e179a00d8
[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" "beb546f7153a9b02fde5a44f9722e506185ef7af54bb36ce0a29d65e179a00d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "beb546f7153a9b02fde5a44f9722e506185ef7af54bb36ce0a29d65e179a00d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "beb546f7153a9b02fde5a44f9722e506185ef7af54bb36ce0a29d65e179a00d8", kill_on_drop: false }`
[INFO] [stdout] beb546f7153a9b02fde5a44f9722e506185ef7af54bb36ce0a29d65e179a00d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] daeafc4968ad021a6aa90177f7a87105f1ca299ceb86a359f78a6297c83b5dc5
[INFO] running `Command { std: "docker" "start" "-a" "daeafc4968ad021a6aa90177f7a87105f1ca299ceb86a359f78a6297c83b5dc5", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking ascii v0.9.3
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking pulldown-cmark-to-cmark v4.0.2
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]     Checking itertools v0.8.2
[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 v1.7.2
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking ammonia v3.1.0
[INFO] [stderr]     Checking ws v0.9.1
[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 v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.24s
[INFO] running `Command { std: "docker" "inspect" "daeafc4968ad021a6aa90177f7a87105f1ca299ceb86a359f78a6297c83b5dc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daeafc4968ad021a6aa90177f7a87105f1ca299ceb86a359f78a6297c83b5dc5", kill_on_drop: false }`
[INFO] [stdout] daeafc4968ad021a6aa90177f7a87105f1ca299ceb86a359f78a6297c83b5dc5