[INFO] fetching crate kalker 2.0.1...
[INFO] documenting kalker-2.0.1 against 1.66.0 for beta-1.67-rustdoc-3
[INFO] extracting crate kalker 2.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate kalker 2.0.1 on toolchain 1.66.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.66.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kalker 2.0.1
[INFO] finished tweaking crates.io crate kalker 2.0.1
[INFO] tweaked toml for crates.io crate kalker 2.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate kalker 2.0.1 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" "+1.66.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded seahorse v1.1.2
[INFO] [stderr]   Downloaded rug v1.17.0
[INFO] [stderr]   Downloaded az v1.2.1
[INFO] [stderr]   Downloaded winres v0.1.12
[INFO] [stderr]   Downloaded kalk v3.0.1
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.4.10
[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@sha256:9042d5c95763f71f7b0904716b98ccadf9fc47b0f382ee962aaaed2ac70c9b8d" "/opt/rustwide/cargo-home/bin/cargo" "+1.66.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a296bee8b157eee82b5ddca7bb9d8d2165afce54418e0eeb3286196088a6d65
[INFO] running `Command { std: "docker" "start" "-a" "8a296bee8b157eee82b5ddca7bb9d8d2165afce54418e0eeb3286196088a6d65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a296bee8b157eee82b5ddca7bb9d8d2165afce54418e0eeb3286196088a6d65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a296bee8b157eee82b5ddca7bb9d8d2165afce54418e0eeb3286196088a6d65", kill_on_drop: false }`
[INFO] [stdout] 8a296bee8b157eee82b5ddca7bb9d8d2165afce54418e0eeb3286196088a6d65
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:9042d5c95763f71f7b0904716b98ccadf9fc47b0f382ee962aaaed2ac70c9b8d" "/opt/rustwide/cargo-home/bin/cargo" "+1.66.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f9dc8f11bd72cb47175ec98123728878e73281e9aae708cd400a8fcbbba486e
[INFO] running `Command { std: "docker" "start" "-a" "7f9dc8f11bd72cb47175ec98123728878e73281e9aae708cd400a8fcbbba486e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.83
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling bumpalo v3.11.1
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling wasm-bindgen v0.2.83
[INFO] [stderr]    Compiling rug v1.17.0
[INFO] [stderr]     Checking aho-corasick v0.7.19
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]    Compiling kalker v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking unicode-segmentation v1.10.0
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking seahorse v1.1.2
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking nix v0.19.1
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex v1.7.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.83
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.83
[INFO] [stderr]     Checking rustyline v7.1.0
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.83
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "7f9dc8f11bd72cb47175ec98123728878e73281e9aae708cd400a8fcbbba486e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f9dc8f11bd72cb47175ec98123728878e73281e9aae708cd400a8fcbbba486e", kill_on_drop: false }`
[INFO] [stdout] 7f9dc8f11bd72cb47175ec98123728878e73281e9aae708cd400a8fcbbba486e