[INFO] cloning repository https://github.com/swesmith/rust-lang__mdBook.37273ba8
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/swesmith/rust-lang__mdBook.37273ba8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswesmith%2Frust-lang__mdBook.37273ba8", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswesmith%2Frust-lang__mdBook.37273ba8'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8751372312c694a1580f0e5da69671d9b29130a8
[INFO] checking swesmith/rust-lang__mdBook.37273ba8 against try#f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2 for pr-156992
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswesmith%2Frust-lang__mdBook.37273ba8" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/swesmith/rust-lang__mdBook.37273ba8
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/swesmith/rust-lang__mdBook.37273ba8
[INFO] tweaked toml for git repo https://github.com/swesmith/rust-lang__mdBook.37273ba8 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/swesmith/rust-lang__mdBook.37273ba8 on toolchain f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/swesmith/rust-lang__mdBook.37273ba8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eed6264db664b8b75524ae4358e38d41623c11b04374db5245ec4a23cd75bf6a
[INFO] running `Command { std: "docker" "start" "-a" "eed6264db664b8b75524ae4358e38d41623c11b04374db5245ec4a23cd75bf6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eed6264db664b8b75524ae4358e38d41623c11b04374db5245ec4a23cd75bf6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eed6264db664b8b75524ae4358e38d41623c11b04374db5245ec4a23cd75bf6a", kill_on_drop: false }`
[INFO] [stdout] eed6264db664b8b75524ae4358e38d41623c11b04374db5245ec4a23cd75bf6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d6e80b17d2d552c5ba72fd26ccd3af1a80bcc8eed27168ebeec2f14b94517db
[INFO] running `Command { std: "docker" "start" "-a" "6d6e80b17d2d552c5ba72fd26ccd3af1a80bcc8eed27168ebeec2f14b94517db", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
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[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 52.12s
[INFO] running `Command { std: "docker" "inspect" "6d6e80b17d2d552c5ba72fd26ccd3af1a80bcc8eed27168ebeec2f14b94517db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d6e80b17d2d552c5ba72fd26ccd3af1a80bcc8eed27168ebeec2f14b94517db", kill_on_drop: false }`
[INFO] [stdout] 6d6e80b17d2d552c5ba72fd26ccd3af1a80bcc8eed27168ebeec2f14b94517db
