[INFO] cloning repository https://github.com/steamwings/advent-of-code-2025
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/steamwings/advent-of-code-2025" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteamwings%2Fadvent-of-code-2025", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteamwings%2Fadvent-of-code-2025'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 648e8f272a76b870125c6ba1b3c73cc181c586c1
[INFO] checking steamwings/advent-of-code-2025 against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteamwings%2Fadvent-of-code-2025" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/steamwings/advent-of-code-2025
[INFO] finished tweaking git repo https://github.com/steamwings/advent-of-code-2025
[INFO] tweaked toml for git repo https://github.com/steamwings/advent-of-code-2025 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/steamwings/advent-of-code-2025 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/steamwings/advent-of-code-2025 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5339c4c34f3a6920a437fd7b260af9896890b81aeea54eda71c54c75bf5a7a9d
[INFO] running `Command { std: "docker" "start" "-a" "5339c4c34f3a6920a437fd7b260af9896890b81aeea54eda71c54c75bf5a7a9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5339c4c34f3a6920a437fd7b260af9896890b81aeea54eda71c54c75bf5a7a9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5339c4c34f3a6920a437fd7b260af9896890b81aeea54eda71c54c75bf5a7a9d", kill_on_drop: false }`
[INFO] [stdout] 5339c4c34f3a6920a437fd7b260af9896890b81aeea54eda71c54c75bf5a7a9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f585c3a9f833caf60f0d5fc3f7b0f77df64f44bea5b1548da6230d5b6ccba2cd
[INFO] running `Command { std: "docker" "start" "-a" "f585c3a9f833caf60f0d5fc3f7b0f77df64f44bea5b1548da6230d5b6ccba2cd", kill_on_drop: false }`
[INFO] [stderr]     Checking advent_of_code_2025 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/day05.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(btree_cursors)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/day05.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(btree_cursors)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/day08.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(core_float_math)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent_of_code_2025` (bin "day05") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/day08.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(core_float_math)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent_of_code_2025` (bin "day05" test) due to 1 previous error
[INFO] [stdout] warning: unused variable: `y1`
[INFO] [stdout]   --> src/day08.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 |   let (x1, y1,z1) = nodes[a];
[INFO] [stdout]    |            ^^ help: if this is intentional, prefix it with an underscore: `_y1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent_of_code_2025` (bin "day08") due to 1 previous error; 5 warnings emitted
[INFO] [stdout] warning: unused variable: `z1`
[INFO] [stdout]   --> src/day08.rs:66:15
[INFO] [stdout]    |
[INFO] [stdout] 66 |   let (x1, y1,z1) = nodes[a];
[INFO] [stdout]    |               ^^ help: if this is intentional, prefix it with an underscore: `_z1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y2`
[INFO] [stdout]   --> src/day08.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 67 |   let (x2, y2, z2) = nodes[b];
[INFO] [stdout]    |            ^^ help: if this is intentional, prefix it with an underscore: `_y2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `z2`
[INFO] [stdout]   --> src/day08.rs:67:16
[INFO] [stdout]    |
[INFO] [stdout] 67 |   let (x2, y2, z2) = nodes[b];
[INFO] [stdout]    |                ^^ help: if this is intentional, prefix it with an underscore: `_z2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/day08.rs:122:16
[INFO] [stdout]     |
[INFO] [stdout] 122 | fn solve_part2(mut lines: &mut Lines<BufReader<File>>) -> usize {
[INFO] [stdout]     |                ----^^^^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y1`
[INFO] [stdout]   --> src/day08.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 |   let (x1, y1,z1) = nodes[a];
[INFO] [stdout]    |            ^^ help: if this is intentional, prefix it with an underscore: `_y1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `z1`
[INFO] [stdout]   --> src/day08.rs:66:15
[INFO] [stdout]    |
[INFO] [stdout] 66 |   let (x1, y1,z1) = nodes[a];
[INFO] [stdout]    |               ^^ help: if this is intentional, prefix it with an underscore: `_z1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y2`
[INFO] [stdout]   --> src/day08.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 67 |   let (x2, y2, z2) = nodes[b];
[INFO] [stdout]    |            ^^ help: if this is intentional, prefix it with an underscore: `_y2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `z2`
[INFO] [stdout]   --> src/day08.rs:67:16
[INFO] [stdout]    |
[INFO] [stdout] 67 |   let (x2, y2, z2) = nodes[b];
[INFO] [stdout]    |                ^^ help: if this is intentional, prefix it with an underscore: `_z2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/day08.rs:122:16
[INFO] [stdout]     |
[INFO] [stdout] 122 | fn solve_part2(mut lines: &mut Lines<BufReader<File>>) -> usize {
[INFO] [stdout]     |                ----^^^^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent_of_code_2025` (bin "day08" test) due to 1 previous error; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "f585c3a9f833caf60f0d5fc3f7b0f77df64f44bea5b1548da6230d5b6ccba2cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f585c3a9f833caf60f0d5fc3f7b0f77df64f44bea5b1548da6230d5b6ccba2cd", kill_on_drop: false }`
[INFO] [stdout] f585c3a9f833caf60f0d5fc3f7b0f77df64f44bea5b1548da6230d5b6ccba2cd
