[INFO] fetching crate equt-md-frontmatter 0.1.1...
[INFO] checking equt-md-frontmatter-0.1.1 against master#c9228570668803e3e6402770d55f23a12c9ae686 for pr-79472
[INFO] extracting crate equt-md-frontmatter 0.1.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate equt-md-frontmatter 0.1.1 on toolchain c9228570668803e3e6402770d55f23a12c9ae686
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate equt-md-frontmatter 0.1.1
[INFO] finished tweaking crates.io crate equt-md-frontmatter 0.1.1
[INFO] tweaked toml for crates.io crate equt-md-frontmatter 0.1.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa3cf20547f42a8c3fd30ca2aadec7ace3934c6fe2b8896771369010da7ed77e
[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" "aa3cf20547f42a8c3fd30ca2aadec7ace3934c6fe2b8896771369010da7ed77e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa3cf20547f42a8c3fd30ca2aadec7ace3934c6fe2b8896771369010da7ed77e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa3cf20547f42a8c3fd30ca2aadec7ace3934c6fe2b8896771369010da7ed77e", kill_on_drop: false }`
[INFO] [stdout] aa3cf20547f42a8c3fd30ca2aadec7ace3934c6fe2b8896771369010da7ed77e
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "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] ff83ccf681a13cbdad0119b741f1e71410ff25dcfde16ffb9f3e20f1044f6e2d
[INFO] running `Command { std: "docker" "start" "-a" "ff83ccf681a13cbdad0119b741f1e71410ff25dcfde16ffb9f3e20f1044f6e2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]     Checking serde v1.0.118
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking serde_yaml v0.8.14
[INFO] [stderr]     Checking equt-md-frontmatter v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.28s
[INFO] running `Command { std: "docker" "inspect" "ff83ccf681a13cbdad0119b741f1e71410ff25dcfde16ffb9f3e20f1044f6e2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff83ccf681a13cbdad0119b741f1e71410ff25dcfde16ffb9f3e20f1044f6e2d", kill_on_drop: false }`
[INFO] [stdout] ff83ccf681a13cbdad0119b741f1e71410ff25dcfde16ffb9f3e20f1044f6e2d