[INFO] cloning repository https://github.com/tanjoshua/codecrafters-dns-server-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tanjoshua/codecrafters-dns-server-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftanjoshua%2Fcodecrafters-dns-server-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftanjoshua%2Fcodecrafters-dns-server-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5b9f3865298ab9a56c0a77daa647a84b556d6408
[INFO] documenting tanjoshua/codecrafters-dns-server-rust against beta-2026-04-21 for beta-1.96-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftanjoshua%2Fcodecrafters-dns-server-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/tanjoshua/codecrafters-dns-server-rust
[INFO] finished tweaking git repo https://github.com/tanjoshua/codecrafters-dns-server-rust
[INFO] tweaked toml for git repo https://github.com/tanjoshua/codecrafters-dns-server-rust written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tanjoshua/codecrafters-dns-server-rust on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tanjoshua/codecrafters-dns-server-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-2026-04-21" "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 tanjoshua/codecrafters-dns-server-rust against beta-2026-04-21 for beta-1.96-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftanjoshua%2Fcodecrafters-dns-server-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/tanjoshua/codecrafters-dns-server-rust
[INFO] finished tweaking git repo https://github.com/tanjoshua/codecrafters-dns-server-rust
[INFO] tweaked toml for git repo https://github.com/tanjoshua/codecrafters-dns-server-rust written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tanjoshua/codecrafters-dns-server-rust on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tanjoshua/codecrafters-dns-server-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-2026-04-21" "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 syn v2.0.75
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9aa873e593a2fe4970595468ce35b9e44b1c80bd15b40939332d373b9876ac47
[INFO] running `Command { std: "docker" "start" "-a" "9aa873e593a2fe4970595468ce35b9e44b1c80bd15b40939332d373b9876ac47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9aa873e593a2fe4970595468ce35b9e44b1c80bd15b40939332d373b9876ac47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9aa873e593a2fe4970595468ce35b9e44b1c80bd15b40939332d373b9876ac47", kill_on_drop: false }`
[INFO] [stdout] 9aa873e593a2fe4970595468ce35b9e44b1c80bd15b40939332d373b9876ac47
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26150a26ef19915ba08a616fb2eaa93ef7025824ace12769389d0d7b8455ec43
[INFO] running `Command { std: "docker" "start" "-a" "26150a26ef19915ba08a616fb2eaa93ef7025824ace12769389d0d7b8455ec43", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking bytes v1.7.1
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]     Checking clap_builder v4.5.56
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.75
[INFO] [stderr]    Compiling clap_derive v4.5.55
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]     Checking clap v4.5.56
[INFO] [stderr]  Documenting codecrafters-dns-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.41s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/codecrafters_dns_server/index.html
[INFO] running `Command { std: "docker" "inspect" "26150a26ef19915ba08a616fb2eaa93ef7025824ace12769389d0d7b8455ec43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26150a26ef19915ba08a616fb2eaa93ef7025824ace12769389d0d7b8455ec43", kill_on_drop: false }`
[INFO] [stdout] 26150a26ef19915ba08a616fb2eaa93ef7025824ace12769389d0d7b8455ec43