[INFO] cloning repository https://github.com/fabienbellanger/100_Exercises_to_Learn_Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fabienbellanger/100_Exercises_to_Learn_Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffabienbellanger%2F100_Exercises_to_Learn_Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffabienbellanger%2F100_Exercises_to_Learn_Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ad1dda9de93e37a0173b7cb9f94c9baf4b3d152
[INFO] documenting fabienbellanger/100_Exercises_to_Learn_Rust against beta-2026-01-20 for beta-1.94-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffabienbellanger%2F100_Exercises_to_Learn_Rust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/fabienbellanger/100_Exercises_to_Learn_Rust
[INFO] finished tweaking git repo https://github.com/fabienbellanger/100_Exercises_to_Learn_Rust
[INFO] tweaked toml for git repo https://github.com/fabienbellanger/100_Exercises_to_Learn_Rust written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/fabienbellanger/100_Exercises_to_Learn_Rust on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/fabienbellanger/100_Exercises_to_Learn_Rust 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-2026-01-20" "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
[ERROR] error running command: no output for 300 seconds
[INFO] documenting fabienbellanger/100_Exercises_to_Learn_Rust against beta-2026-01-20 for beta-1.94-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffabienbellanger%2F100_Exercises_to_Learn_Rust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/fabienbellanger/100_Exercises_to_Learn_Rust
[INFO] finished tweaking git repo https://github.com/fabienbellanger/100_Exercises_to_Learn_Rust
[INFO] tweaked toml for git repo https://github.com/fabienbellanger/100_Exercises_to_Learn_Rust written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/fabienbellanger/100_Exercises_to_Learn_Rust on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/fabienbellanger/100_Exercises_to_Learn_Rust 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-2026-01-20" "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 redox_syscall v0.5.15
[INFO] [stderr]   Downloaded escargot v0.5.14
[INFO] [stderr]   Downloaded io-uring v0.7.8
[INFO] [stderr]   Downloaded hyper-util v0.1.15
[INFO] [stderr]   Downloaded serde_json v1.0.141
[INFO] [stderr]   Downloaded tokio v1.46.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed3ac9989a7e62b8dda7368f15125f8d016d2a776e02bbbd3c6ab144be6e3f39
[INFO] running `Command { std: "docker" "start" "-a" "ed3ac9989a7e62b8dda7368f15125f8d016d2a776e02bbbd3c6ab144be6e3f39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed3ac9989a7e62b8dda7368f15125f8d016d2a776e02bbbd3c6ab144be6e3f39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed3ac9989a7e62b8dda7368f15125f8d016d2a776e02bbbd3c6ab144be6e3f39", kill_on_drop: false }`
[INFO] [stdout] ed3ac9989a7e62b8dda7368f15125f8d016d2a776e02bbbd3c6ab144be6e3f39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29ea9699cb7e9ccbab6387e527814d3b3f3f3e024b9751cb274b11e146a84a60
[INFO] running `Command { std: "docker" "start" "-a" "29ea9699cb7e9ccbab6387e527814d3b3f3f3e024b9751cb274b11e146a84a60", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]     Checking common v0.1.0 (/opt/rustwide/workdir/helpers/common)
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]     Checking cfg-if v1.0.1
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling serde_json v1.0.141
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking tracing-core v0.1.34
[INFO] [stderr]    Compiling rustversion v1.0.21
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]    Compiling escargot v0.5.14
[INFO] [stderr]     Checking matchit v0.8.4
[INFO] [stderr]  Documenting course_view v0.1.0 (/opt/rustwide/workdir/Introduction/GettingStarted/CourseView)
[INFO] [stderr]  Documenting task_associated_vs_generic_types v0.1.0 (/opt/rustwide/workdir/Traits/AssociatedVsGenericTypes/Task)
[INFO] [stderr]  Documenting task_packages v0.1.0 (/opt/rustwide/workdir/TicketV2/Packages/Task)
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]  Documenting theory_static_lifetime v0.1.0 (/opt/rustwide/workdir/Threads/StaticLifetime/Theory)
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]  Documenting theory_rw_lock v0.1.0 (/opt/rustwide/workdir/Threads/RwLock/Theory)
[INFO] [stderr]  Documenting theory_two_states v0.1.0 (/opt/rustwide/workdir/TicketManagement/TwoStates/Theory)
[INFO] [stderr]     Checking axum-core v0.5.2
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]  Documenting task_operator_overloading v0.1.0 (/opt/rustwide/workdir/Traits/OperatorOverloading/Task)
[INFO] [stdout] error: expected one of `!` or `::`, found `}`
[INFO] [stdout]   --> Traits/OperatorOverloading/Task/src/lib.rs:21:16
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl PartialEq for Ticket {
[INFO] [stdout]    |                           - while parsing this item list starting here
[INFO] [stdout] 21 |     f/* TODO */}
[INFO] [stdout]    |                ^
[INFO] [stdout]    |                |
[INFO] [stdout]    |                expected one of `!` or `::`
[INFO] [stdout]    |                the item list ends here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `task_operator_overloading`
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "29ea9699cb7e9ccbab6387e527814d3b3f3f3e024b9751cb274b11e146a84a60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29ea9699cb7e9ccbab6387e527814d3b3f3f3e024b9751cb274b11e146a84a60", kill_on_drop: false }`
[INFO] [stdout] 29ea9699cb7e9ccbab6387e527814d3b3f3f3e024b9751cb274b11e146a84a60
