[INFO] cloning repository https://github.com/LearningOS/rust-rustlings-2023-autumn-NicoAsuka
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LearningOS/rust-rustlings-2023-autumn-NicoAsuka" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLearningOS%2Frust-rustlings-2023-autumn-NicoAsuka", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLearningOS%2Frust-rustlings-2023-autumn-NicoAsuka'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4a913494d6d0460154571480a494ed60e497db29
[INFO] documenting LearningOS/rust-rustlings-2023-autumn-NicoAsuka against beta-2025-10-28 for beta-1.92-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLearningOS%2Frust-rustlings-2023-autumn-NicoAsuka" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-NicoAsuka
[INFO] finished tweaking git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-NicoAsuka
[INFO] tweaked toml for git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-NicoAsuka written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-NicoAsuka on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-NicoAsuka 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" "+beta-2025-10-28" "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
[ERROR] error running command: no output for 300 seconds
[INFO] documenting LearningOS/rust-rustlings-2023-autumn-NicoAsuka against beta-2025-10-28 for beta-1.92-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLearningOS%2Frust-rustlings-2023-autumn-NicoAsuka" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-NicoAsuka
[INFO] finished tweaking git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-NicoAsuka
[INFO] tweaked toml for git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-NicoAsuka written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-NicoAsuka on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/LearningOS/rust-rustlings-2023-autumn-NicoAsuka 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" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded windows-targets v0.48.1
[INFO] [stderr]   Downloaded serde_derive v1.0.171
[INFO] [stderr]   Downloaded unicode-ident v1.0.10
[INFO] [stderr]   Downloaded fsevent v0.4.0
[INFO] [stderr]   Downloaded tokio-macros v2.1.0
[INFO] [stderr]   Downloaded argh_shared v0.1.10
[INFO] [stderr]   Downloaded proc-macro2 v1.0.64
[INFO] [stderr]   Downloaded argh v0.1.10
[INFO] [stderr]   Downloaded assert_cmd v0.11.1
[INFO] [stderr]   Downloaded quote v1.0.29
[INFO] [stderr]   Downloaded argh_derive v0.1.10
[INFO] [stderr]   Downloaded escargot v0.4.0
[INFO] [stderr]   Downloaded serde v1.0.171
[INFO] [stderr]   Downloaded walkdir v2.3.3
[INFO] [stderr]   Downloaded inotify v0.7.1
[INFO] [stderr]   Downloaded pin-project-lite v0.2.10
[INFO] [stderr]   Downloaded addr2line v0.20.0
[INFO] [stderr]   Downloaded serde_json v1.0.102
[INFO] [stderr]   Downloaded difference v2.0.0
[INFO] [stderr]   Downloaded mio v0.8.8
[INFO] [stderr]   Downloaded backtrace v0.3.68
[INFO] [stderr]   Downloaded aho-corasick v1.0.2
[INFO] [stderr]   Downloaded syn v2.0.25
[INFO] [stderr]   Downloaded bytes v1.4.0
[INFO] [stderr]   Downloaded predicates v1.0.8
[INFO] [stderr]   Downloaded regex v1.9.1
[INFO] [stderr]   Downloaded ryu v1.0.14
[INFO] [stderr]   Downloaded gimli v0.27.3
[INFO] [stderr]   Downloaded object v0.31.1
[INFO] [stderr]   Downloaded regex-syntax v0.7.4
[INFO] [stderr]   Downloaded hermit-abi v0.3.2
[INFO] [stderr]   Downloaded smallvec v1.11.0
[INFO] [stderr]   Downloaded parking_lot_core v0.9.8
[INFO] [stderr]   Downloaded log v0.4.19
[INFO] [stderr]   Downloaded notify v4.0.17
[INFO] [stderr]   Downloaded indicatif v0.16.2
[INFO] [stderr]   Downloaded fsevent-sys v2.0.1
[INFO] [stderr]   Downloaded float-cmp v0.8.0
[INFO] [stderr]   Downloaded regex-automata v0.3.3
[INFO] [stderr]   Downloaded itoa v1.0.8
[INFO] [stderr]   Downloaded libc v0.2.147
[INFO] [stderr]   Downloaded tokio v1.29.1
[INFO] [stderr]   Downloaded lock_api v0.4.10
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 78101b99d656c85b8b6619ec4b7cbbf11f14dd7b530d1b0e876e229e747417e9
[INFO] running `Command { std: "docker" "start" "-a" "78101b99d656c85b8b6619ec4b7cbbf11f14dd7b530d1b0e876e229e747417e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78101b99d656c85b8b6619ec4b7cbbf11f14dd7b530d1b0e876e229e747417e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78101b99d656c85b8b6619ec4b7cbbf11f14dd7b530d1b0e876e229e747417e9", kill_on_drop: false }`
[INFO] [stdout] 78101b99d656c85b8b6619ec4b7cbbf11f14dd7b530d1b0e876e229e747417e9
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0697ab18a5a62ec06485c921b116aca773fd5d8e056a24736abca06d1575120f
[INFO] running `Command { std: "docker" "start" "-a" "0697ab18a5a62ec06485c921b116aca773fd5d8e056a24736abca06d1575120f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling proc-macro2 v1.0.64
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling serde v1.0.171
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]    Compiling argh_shared v0.1.10
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling serde_json v1.0.102
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]    Compiling syn v2.0.25
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking filetime v0.2.21
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking console v0.15.7
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking ryu v1.0.14
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking itoa v1.0.8
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking pin-project-lite v0.2.10
[INFO] [stderr]     Checking regex-automata v0.3.3
[INFO] [stderr]     Checking home v0.5.5
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking notify v4.0.17
[INFO] [stderr]    Compiling argh_derive v0.1.10
[INFO] [stderr]     Checking argh v0.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.171
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]     Checking regex v1.9.1
[INFO] [stderr]     Checking indicatif v0.16.2
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]  Documenting rustlings v5.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unclosed HTML tag `filename`
[INFO] [stdout]   --> src/main.rs:88:50
[INFO] [stdout]    |
[INFO] [stdout] 88 | /// Resets a single exercise using "git stash -- <filename>"
[INFO] [stdout]    |                                                  ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::invalid_html_tags)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.68s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/rustlings/index.html
[INFO] running `Command { std: "docker" "inspect" "0697ab18a5a62ec06485c921b116aca773fd5d8e056a24736abca06d1575120f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0697ab18a5a62ec06485c921b116aca773fd5d8e056a24736abca06d1575120f", kill_on_drop: false }`
[INFO] [stdout] 0697ab18a5a62ec06485c921b116aca773fd5d8e056a24736abca06d1575120f
