[INFO] cloning repository https://github.com/LevLobanov/rust-advent-of-code-2023
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LevLobanov/rust-advent-of-code-2023" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLevLobanov%2Frust-advent-of-code-2023", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLevLobanov%2Frust-advent-of-code-2023'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e433e1a54b49508ea0e7c08dda7cd2a2edef96dc
[INFO] testing LevLobanov/rust-advent-of-code-2023 against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLevLobanov%2Frust-advent-of-code-2023" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/LevLobanov/rust-advent-of-code-2023
[INFO] finished tweaking git repo https://github.com/LevLobanov/rust-advent-of-code-2023
[INFO] tweaked toml for git repo https://github.com/LevLobanov/rust-advent-of-code-2023 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/LevLobanov/rust-advent-of-code-2023 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/LevLobanov/rust-advent-of-code-2023 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] testing LevLobanov/rust-advent-of-code-2023 against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLevLobanov%2Frust-advent-of-code-2023" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/LevLobanov/rust-advent-of-code-2023
[INFO] finished tweaking git repo https://github.com/LevLobanov/rust-advent-of-code-2023
[INFO] tweaked toml for git repo https://github.com/LevLobanov/rust-advent-of-code-2023 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/LevLobanov/rust-advent-of-code-2023 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/LevLobanov/rust-advent-of-code-2023 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 7804aea7b8f0d3d37139dbed7854b4590042f296c9498b9fe4f9ba64f204fca2
[INFO] running `Command { std: "docker" "start" "-a" "7804aea7b8f0d3d37139dbed7854b4590042f296c9498b9fe4f9ba64f204fca2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7804aea7b8f0d3d37139dbed7854b4590042f296c9498b9fe4f9ba64f204fca2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7804aea7b8f0d3d37139dbed7854b4590042f296c9498b9fe4f9ba64f204fca2", kill_on_drop: false }`
[INFO] [stdout] 7804aea7b8f0d3d37139dbed7854b4590042f296c9498b9fe4f9ba64f204fca2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1593e5928810290f4f45ff3e733a55de3ce7a6adf3a3c8591911e18687dcbee8
[INFO] running `Command { std: "docker" "start" "-a" "1593e5928810290f4f45ff3e733a55de3ce7a6adf3a3c8591911e18687dcbee8", kill_on_drop: false }`
[INFO] [stderr] warning: output filename collision at /opt/rustwide/target/debug/first
[INFO] [stderr]   |
[INFO] [stderr]   = note: the bin target `first` in package `day2 v0.1.0 (/opt/rustwide/workdir/day2)` has the same output filename as the bin target `first` in package `day1 v0.1.0 (/opt/rustwide/workdir/day1)`
[INFO] [stderr]   = note: this may become a hard error in the future; see <https://github.com/rust-lang/cargo/issues/6313>
[INFO] [stderr]   = help: consider changing their names to be unique or compiling them separately
[INFO] [stderr] warning: output filename collision at /opt/rustwide/target/debug/first.dwp
[INFO] [stderr]   |
[INFO] [stderr]   = note: the bin target `first` in package `day2 v0.1.0 (/opt/rustwide/workdir/day2)` has the same output filename as the bin target `first` in package `day1 v0.1.0 (/opt/rustwide/workdir/day1)`
[INFO] [stderr]   = note: this may become a hard error in the future; see <https://github.com/rust-lang/cargo/issues/6313>
[INFO] [stderr]   = help: consider changing their names to be unique or compiling them separately
[INFO] [stderr] warning: output filename collision at /opt/rustwide/target/debug/second
[INFO] [stderr]   |
[INFO] [stderr]   = note: the bin target `second` in package `day2 v0.1.0 (/opt/rustwide/workdir/day2)` has the same output filename as the bin target `second` in package `day1 v0.1.0 (/opt/rustwide/workdir/day1)`
[INFO] [stderr]   = note: this may become a hard error in the future; see <https://github.com/rust-lang/cargo/issues/6313>
[INFO] [stderr]   = help: consider changing their names to be unique or compiling them separately
[INFO] [stderr] warning: output filename collision at /opt/rustwide/target/debug/second.dwp
[INFO] [stderr]   |
[INFO] [stderr]   = note: the bin target `second` in package `day2 v0.1.0 (/opt/rustwide/workdir/day2)` has the same output filename as the bin target `second` in package `day1 v0.1.0 (/opt/rustwide/workdir/day1)`
[INFO] [stderr]   = note: this may become a hard error in the future; see <https://github.com/rust-lang/cargo/issues/6313>
[INFO] [stderr]   = help: consider changing their names to be unique or compiling them separately
[INFO] [stderr]    Compiling day2 v0.1.0 (/opt/rustwide/workdir/day2)
[INFO] [stderr]    Compiling day1 v0.1.0 (/opt/rustwide/workdir/day1)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "1593e5928810290f4f45ff3e733a55de3ce7a6adf3a3c8591911e18687dcbee8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1593e5928810290f4f45ff3e733a55de3ce7a6adf3a3c8591911e18687dcbee8", kill_on_drop: false }`
[INFO] [stdout] 1593e5928810290f4f45ff3e733a55de3ce7a6adf3a3c8591911e18687dcbee8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3c2beab5b2553e04a2024a965d018eff9828a45eece0d1414a6f7fafdc305a2
[INFO] running `Command { std: "docker" "start" "-a" "b3c2beab5b2553e04a2024a965d018eff9828a45eece0d1414a6f7fafdc305a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling day1 v0.1.0 (/opt/rustwide/workdir/day1)
[INFO] [stderr]    Compiling day2 v0.1.0 (/opt/rustwide/workdir/day2)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "b3c2beab5b2553e04a2024a965d018eff9828a45eece0d1414a6f7fafdc305a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3c2beab5b2553e04a2024a965d018eff9828a45eece0d1414a6f7fafdc305a2", kill_on_drop: false }`
[INFO] [stdout] b3c2beab5b2553e04a2024a965d018eff9828a45eece0d1414a6f7fafdc305a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 452d1a857571001309dc72d84dc4ee1db028a8b05d7ec17ed1148645fdb38939
[INFO] running `Command { std: "docker" "start" "-a" "452d1a857571001309dc72d84dc4ee1db028a8b05d7ec17ed1148645fdb38939", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/first.rs (/opt/rustwide/target/debug/deps/first-d518de83d1ad31b2)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/second.rs (/opt/rustwide/target/debug/deps/second-cd9b82d5ba44686f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/first.rs (/opt/rustwide/target/debug/deps/first-8342051ffa5c8caf)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/second.rs (/opt/rustwide/target/debug/deps/second-c0c5b82fe4894089)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "452d1a857571001309dc72d84dc4ee1db028a8b05d7ec17ed1148645fdb38939", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "452d1a857571001309dc72d84dc4ee1db028a8b05d7ec17ed1148645fdb38939", kill_on_drop: false }`
[INFO] [stdout] 452d1a857571001309dc72d84dc4ee1db028a8b05d7ec17ed1148645fdb38939
