[INFO] cloning repository https://github.com/hawkw/rustdoc-panic-repro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hawkw/rustdoc-panic-repro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhawkw%2Frustdoc-panic-repro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhawkw%2Frustdoc-panic-repro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e2b2b34e82da073d8fbedeedb0f4b54a3193fc3e
[INFO] checking hawkw/rustdoc-panic-repro against try#fc545c6b951a304df08b327c158f92678582f435 for pr-140557-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhawkw%2Frustdoc-panic-repro" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hawkw/rustdoc-panic-repro on toolchain fc545c6b951a304df08b327c158f92678582f435
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fc545c6b951a304df08b327c158f92678582f435" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/hawkw/rustdoc-panic-repro
[INFO] finished tweaking git repo https://github.com/hawkw/rustdoc-panic-repro
[INFO] tweaked toml for git repo https://github.com/hawkw/rustdoc-panic-repro written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/hawkw/rustdoc-panic-repro 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" "+fc545c6b951a304df08b327c158f92678582f435" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+fc545c6b951a304df08b327c158f92678582f435" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 78bea088cdc99d9f983a71ea0e9b7e94fcbd31129540c7e6ea563e0a4bc6c224
[INFO] running `Command { std: "docker" "start" "-a" "78bea088cdc99d9f983a71ea0e9b7e94fcbd31129540c7e6ea563e0a4bc6c224", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78bea088cdc99d9f983a71ea0e9b7e94fcbd31129540c7e6ea563e0a4bc6c224", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78bea088cdc99d9f983a71ea0e9b7e94fcbd31129540c7e6ea563e0a4bc6c224", kill_on_drop: false }`
[INFO] [stdout] 78bea088cdc99d9f983a71ea0e9b7e94fcbd31129540c7e6ea563e0a4bc6c224
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+fc545c6b951a304df08b327c158f92678582f435" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7815ca6d2c4fcf0d1426875bfe226223c9c4742f9e3ea3c85315109503c5f6a2
[INFO] running `Command { std: "docker" "start" "-a" "7815ca6d2c4fcf0d1426875bfe226223c9c4742f9e3ea3c85315109503c5f6a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]     Checking rsdp v2.0.0
[INFO] [stderr]     Checking acpi v4.1.1
[INFO] [stderr]     Checking rustdoc-panic-repro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "7815ca6d2c4fcf0d1426875bfe226223c9c4742f9e3ea3c85315109503c5f6a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7815ca6d2c4fcf0d1426875bfe226223c9c4742f9e3ea3c85315109503c5f6a2", kill_on_drop: false }`
[INFO] [stdout] 7815ca6d2c4fcf0d1426875bfe226223c9c4742f9e3ea3c85315109503c5f6a2