[INFO] cloning repository https://github.com/anantshri/mdbook-slides
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anantshri/mdbook-slides" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanantshri%2Fmdbook-slides", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanantshri%2Fmdbook-slides'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8ed3640452106d3964cd8942ff220a0f521f17f6
[INFO] checking anantshri/mdbook-slides against master#b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd for pr-155500
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanantshri%2Fmdbook-slides" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/anantshri/mdbook-slides
[INFO] finished tweaking git repo https://github.com/anantshri/mdbook-slides
[INFO] tweaked toml for git repo https://github.com/anantshri/mdbook-slides written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/anantshri/mdbook-slides on toolchain b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/anantshri/mdbook-slides 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" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20e0b61200293fe95cbf218a75a03d09b2765084a926dd9ddd792212d923629f
[INFO] running `Command { std: "docker" "start" "-a" "20e0b61200293fe95cbf218a75a03d09b2765084a926dd9ddd792212d923629f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20e0b61200293fe95cbf218a75a03d09b2765084a926dd9ddd792212d923629f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20e0b61200293fe95cbf218a75a03d09b2765084a926dd9ddd792212d923629f", kill_on_drop: false }`
[INFO] [stdout] 20e0b61200293fe95cbf218a75a03d09b2765084a926dd9ddd792212d923629f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98ff26912f45d481b8360d5e7e94de763730b495e8e975046b71b91b1f1583f4
[INFO] running `Command { std: "docker" "start" "-a" "98ff26912f45d481b8360d5e7e94de763730b495e8e975046b71b91b1f1583f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.6.4
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[INFO] [stderr]     Checking mdbook-slides v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 38.76s
[INFO] running `Command { std: "docker" "inspect" "98ff26912f45d481b8360d5e7e94de763730b495e8e975046b71b91b1f1583f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98ff26912f45d481b8360d5e7e94de763730b495e8e975046b71b91b1f1583f4", kill_on_drop: false }`
[INFO] [stdout] 98ff26912f45d481b8360d5e7e94de763730b495e8e975046b71b91b1f1583f4