[INFO] cloning repository https://github.com/exact-labs/mkcss
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/exact-labs/mkcss" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexact-labs%2Fmkcss", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexact-labs%2Fmkcss'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c089d735ea3d734c1d83d8d6c09b5e38d39b0d32
[INFO] documenting exact-labs/mkcss against master#d7d9f15be205b45d44700e7ac33b4f79b91f9680 for pr-117450
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexact-labs%2Fmkcss" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/exact-labs/mkcss on toolchain d7d9f15be205b45d44700e7ac33b4f79b91f9680
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7d9f15be205b45d44700e7ac33b4f79b91f9680" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/exact-labs/mkcss
[INFO] finished tweaking git repo https://github.com/exact-labs/mkcss
[INFO] tweaked toml for git repo https://github.com/exact-labs/mkcss written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/exact-labs/mkcss 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" "+d7d9f15be205b45d44700e7ac33b4f79b91f9680" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] documenting exact-labs/mkcss against master#50be22964035027398754e54cd3a497efb00f83e for pr-117450
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexact-labs%2Fmkcss" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/exact-labs/mkcss on toolchain 50be22964035027398754e54cd3a497efb00f83e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50be22964035027398754e54cd3a497efb00f83e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/exact-labs/mkcss
[INFO] finished tweaking git repo https://github.com/exact-labs/mkcss
[INFO] tweaked toml for git repo https://github.com/exact-labs/mkcss written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/exact-labs/mkcss 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" "+50be22964035027398754e54cd3a497efb00f83e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded macros-rs v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+50be22964035027398754e54cd3a497efb00f83e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f67298b0ee70502e3f0ffffa056755865ee9006ef02c5e34770e7873719e51b9
[INFO] running `Command { std: "docker" "start" "-a" "f67298b0ee70502e3f0ffffa056755865ee9006ef02c5e34770e7873719e51b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f67298b0ee70502e3f0ffffa056755865ee9006ef02c5e34770e7873719e51b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f67298b0ee70502e3f0ffffa056755865ee9006ef02c5e34770e7873719e51b9", kill_on_drop: false }`
[INFO] [stdout] f67298b0ee70502e3f0ffffa056755865ee9006ef02c5e34770e7873719e51b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+50be22964035027398754e54cd3a497efb00f83e" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 686259f2c690c9978d6286bba75df87d4570e7fddb9047da974895b4e68baffc
[INFO] running `Command { std: "docker" "start" "-a" "686259f2c690c9978d6286bba75df87d4570e7fddb9047da974895b4e68baffc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]    Compiling rustix v0.38.13
[INFO] [stderr]     Checking futf v0.1.5
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]     Checking phf v0.10.1
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling syn v2.0.32
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking dtoa v1.0.9
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking anstyle v1.0.3
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.7
[INFO] [stderr]     Checking aho-corasick v1.0.5
[INFO] [stderr]     Checking dtoa-short v0.3.4
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking anstream v0.5.0
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking tendril v0.4.3
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]    Compiling thiserror v1.0.48
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling phf_codegen v0.10.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.2
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling selectors v0.25.0
[INFO] [stderr]     Checking clap_lex v0.5.1
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking clap_builder v4.4.2
[INFO] [stderr]     Checking servo_arc v0.3.0
[INFO] [stderr]    Compiling markup5ever v0.11.0
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking unicode-segmentation v1.10.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking crossterm v0.25.0
[INFO] [stderr]     Checking newline-converter v0.2.2
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking ego-tree v0.6.2
[INFO] [stderr]     Checking regex-automata v0.3.8
[INFO] [stderr]     Checking dyn-clone v1.0.13
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking colored v2.0.4
[INFO] [stderr]     Checking macros-rs v0.4.0
[INFO] [stderr]     Checking string_cache v0.8.7
[INFO] [stderr]     Checking regex v1.9.5
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]    Compiling cssparser-macros v0.6.1
[INFO] [stderr]    Compiling clap_derive v4.4.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.48
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]    Compiling html5ever v0.26.0
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking cssparser v0.31.2
[INFO] [stderr]     Checking inquire v0.6.2
[INFO] [stderr]     Checking clap v4.4.2
[INFO] [stderr]     Checking clap-verbosity-flag v2.0.1
[INFO] [stderr]     Checking scraper v0.17.1
[INFO] [stderr]  Documenting mkcss v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.98s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/mkcss/index.html
[INFO] running `Command { std: "docker" "inspect" "686259f2c690c9978d6286bba75df87d4570e7fddb9047da974895b4e68baffc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "686259f2c690c9978d6286bba75df87d4570e7fddb9047da974895b4e68baffc", kill_on_drop: false }`
[INFO] [stdout] 686259f2c690c9978d6286bba75df87d4570e7fddb9047da974895b4e68baffc