[INFO] cloning repository https://github.com/simonhyll/mdbook-to-github-wiki
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/simonhyll/mdbook-to-github-wiki" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimonhyll%2Fmdbook-to-github-wiki", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimonhyll%2Fmdbook-to-github-wiki'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4ad2813dd3f2987b04f770e91285cc1bc38beb02
[INFO] checking simonhyll/mdbook-to-github-wiki against master#8a65ee08296b36342bf7c3cdc15312ccbc357227 for pr-142704
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimonhyll%2Fmdbook-to-github-wiki" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/simonhyll/mdbook-to-github-wiki on toolchain 8a65ee08296b36342bf7c3cdc15312ccbc357227
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/simonhyll/mdbook-to-github-wiki
[INFO] finished tweaking git repo https://github.com/simonhyll/mdbook-to-github-wiki
[INFO] tweaked toml for git repo https://github.com/simonhyll/mdbook-to-github-wiki written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/simonhyll/mdbook-to-github-wiki 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" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2dc9c4e9822bb85bba3ade4c3ad0519920670cf6adb8792d0ee29a2669c02319
[INFO] running `Command { std: "docker" "start" "-a" "2dc9c4e9822bb85bba3ade4c3ad0519920670cf6adb8792d0ee29a2669c02319", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2dc9c4e9822bb85bba3ade4c3ad0519920670cf6adb8792d0ee29a2669c02319", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dc9c4e9822bb85bba3ade4c3ad0519920670cf6adb8792d0ee29a2669c02319", kill_on_drop: false }`
[INFO] [stdout] 2dc9c4e9822bb85bba3ade4c3ad0519920670cf6adb8792d0ee29a2669c02319
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef556a68d4ff9461f2b7d65f1f7cfb3cf83c932d0994bc0a84ad23da4cc72f4f
[INFO] running `Command { std: "docker" "start" "-a" "ef556a68d4ff9461f2b7d65f1f7cfb3cf83c932d0994bc0a84ad23da4cc72f4f", kill_on_drop: false }`
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking mdbook-to-github-wiki v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "ef556a68d4ff9461f2b7d65f1f7cfb3cf83c932d0994bc0a84ad23da4cc72f4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef556a68d4ff9461f2b7d65f1f7cfb3cf83c932d0994bc0a84ad23da4cc72f4f", kill_on_drop: false }`
[INFO] [stdout] ef556a68d4ff9461f2b7d65f1f7cfb3cf83c932d0994bc0a84ad23da4cc72f4f