[INFO] cloning repository https://github.com/FlitneyR/aoc_2025
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FlitneyR/aoc_2025" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlitneyR%2Faoc_2025", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlitneyR%2Faoc_2025'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ab3e5baccb677102e4d9e9b02c30e08742aa3fce
[INFO] fixing FlitneyR/aoc_2025 against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlitneyR%2Faoc_2025" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/FlitneyR/aoc_2025
[INFO] finished tweaking git repo https://github.com/FlitneyR/aoc_2025
[INFO] tweaked toml for git repo https://github.com/FlitneyR/aoc_2025 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/FlitneyR/aoc_2025 on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/FlitneyR/aoc_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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 26e919db68014416dab4642fbcd2d4b3979525a1d38c45d0e4f161758f0e8a3f
[INFO] running `Command { std: "docker" "start" "26e919db68014416dab4642fbcd2d4b3979525a1d38c45d0e4f161758f0e8a3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "26e919db68014416dab4642fbcd2d4b3979525a1d38c45d0e4f161758f0e8a3f" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26e919db68014416dab4642fbcd2d4b3979525a1d38c45d0e4f161758f0e8a3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "26e919db68014416dab4642fbcd2d4b3979525a1d38c45d0e4f161758f0e8a3f" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]     Checking unicode-ident v1.0.22
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking aoc_2025_common v0.1.0 (/opt/rustwide/workdir/common)
[INFO] [stderr]     Checking aoc_2025_proc_macros v0.1.0 (/opt/rustwide/workdir/proc_macros)
[INFO] [stderr]     Checking aoc_2025_challenges v0.1.0 (/opt/rustwide/workdir/challenges)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> challenges/src/bin/day1.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |     let mut answer_accumulator = AnswerAccumulator::new();
[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] warning: variable does not need to be mutable
[INFO] [stdout]   --> challenges/src/bin/day1.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |     let mut dial = DialState::new();
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cmd`
[INFO] [stdout]   --> challenges/src/bin/day1.rs:73:20
[INFO] [stdout]    |
[INFO] [stdout] 73 |         .for_each(|cmd: Command| {
[INFO] [stdout]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_cmd`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dial`
[INFO] [stdout]   --> challenges/src/bin/day1.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |     let mut dial = DialState::new();
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dial`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `result` in this scope
[INFO] [stdout]   --> challenges/src/bin/day2.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         result
[INFO] [stdout]    |         ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `num_splits` is never read
[INFO] [stdout]   --> challenges/src/bin/day7.rs:31:21
[INFO] [stdout]    |
[INFO] [stdout] 31 |                     num_splits += 1;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> challenges/src/bin/day6.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let input = aoc_2025_common::get_input().unwrap()
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Operation` is never used
[INFO] [stdout]  --> challenges/src/bin/day6.rs:4:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum Operation {
[INFO] [stdout]   |      ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc_2025_challenges` (bin "day2" test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: value assigned to `num_splits` is never read
[INFO] [stdout]   --> challenges/src/bin/day7.rs:31:21
[INFO] [stdout]    |
[INFO] [stdout] 31 |                     num_splits += 1;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> challenges/src/bin/day4.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |     let mut grid: Grid = aoc_2025_common::get_input().unwrap().collect_to_string().parse().unwrap();
[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] warning: unused variable: `grid`
[INFO] [stdout]   --> challenges/src/bin/day4.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |     let mut grid: Grid = aoc_2025_common::get_input().unwrap().collect_to_string().parse().unwrap();
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_grid`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: a value of type `usize` cannot be made by summing an iterator over elements of type `()`
[INFO] [stdout]   --> challenges/src/bin/day3.rs:60:10
[INFO] [stdout]    |
[INFO] [stdout] 60 |         .sum();
[INFO] [stdout]    |          ^^^ value of type `usize` cannot be made by summing a `std::iter::Iterator<Item=()>`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Sum<()>` is not implemented for `usize`
[INFO] [stdout] help: `usize` implements trait `Sum<A>`
[INFO] [stdout]   --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/iter/traits/accum.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Sum`
[INFO] [stdout]   ::: /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/iter/traits/accum.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Sum<&usize>`
[INFO] [stdout]   ::: /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/iter/traits/accum.rs:206:0
[INFO] [stdout]    |
[INFO] [stdout]    = note: in this macro invocation
[INFO] [stdout] note: the method call chain might not have had the expected associated types
[INFO] [stdout]   --> challenges/src/bin/day3.rs:52:10
[INFO] [stdout]    |
[INFO] [stdout] 50 |       let sum: usize = aoc_2025_common::get_input().unwrap().lines()
[INFO] [stdout]    |                        ----------------------------          ------- `Iterator::Item` is `String` here
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        this expression has type `Result<Input, GetInputError>`
[INFO] [stdout] 51 |           .map(|line| regex.find(&line).unwrap().as_str().parse().unwrap())
[INFO] [stdout]    |            ---------------------------------------------------------------- `Iterator::Item` changed to `BatteryBank` here
[INFO] [stdout] 52 |           .map(|bank: BatteryBank| {
[INFO] [stdout]    |  __________^
[INFO] [stdout] 53 | |             #[cfg(feature = "part1")]
[INFO] [stdout] 54 | |             return bank.largest_sequential_combination(2);
[INFO] [stdout] ...  |
[INFO] [stdout] 58 | |             return bank.largest_sequential_combination(12);
[INFO] [stdout] 59 | |         })
[INFO] [stdout]    | |__________^ `Iterator::Item` changed to `()` here
[INFO] [stdout] note: required by a bound in `std::iter::Iterator::sum`
[INFO] [stdout]   --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/iter/traits/iterator.rs:3669:4
[INFO] [stdout]    = note: this error originates in the macro `integer_sum_product` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_empty` is never used
[INFO] [stdout]   --> challenges/src/bin/day4.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl GridCell {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 16 |     pub fn is_empty(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `maximum_area` in this scope
[INFO] [stdout]   --> challenges/src/bin/day9.rs:80:16
[INFO] [stdout]    |
[INFO] [stdout] 80 |     println!("{maximum_area}");
[INFO] [stdout]    |                ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_cell`, `get_cell_mut`, `convolve`, and `update_accessible` are never used
[INFO] [stdout]   --> challenges/src/bin/day4.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl Grid {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] 32 |     pub fn get_cell(&self, row: usize, col: usize) -> &GridCell {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn get_cell_mut(&mut self, row: usize, col: usize) -> &mut GridCell {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn convolve<F>(&mut self, mut f: F)
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn update_accessible(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc_2025_challenges` (bin "day3" test) due to 1 previous error
[INFO] [stdout] warning: unused variable: `ranges`
[INFO] [stdout]   --> challenges/src/bin/day5.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let mut ranges: Box<[IDRange]> = input.lines()
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ranges`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `()` is not an iterator
[INFO] [stdout]    --> challenges/src/bin/day10.rs:178:10
[INFO] [stdout]     |
[INFO] [stdout] 178 |         .flat_map(|machine| {
[INFO] [stdout]     |          ^^^^^^^^ `()` is not an iterator
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Iterator` is not implemented for `()`
[INFO] [stdout]     = note: required for `()` to implement `IntoIterator`
[INFO] [stdout] note: required by a bound in `flat_map`
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/iter/traits/iterator.rs:1533:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `sum` exists for struct `FlatMap<impl Iterator<Item = Machine>, (), {closure@day10.rs:178:19}>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> challenges/src/bin/day10.rs:194:10
[INFO] [stdout]     |
[INFO] [stdout] 177 |       let total_button_presses: usize = machines
[INFO] [stdout]     |  _______________________________________-
[INFO] [stdout] 178 | |         .flat_map(|machine| {
[INFO] [stdout] 179 | |             #[cfg(feature = "part1")]
[INFO] [stdout] ...   |
[INFO] [stdout] 193 | |         })
[INFO] [stdout] 194 | |         .sum();
[INFO] [stdout]     | |         -^^^ method cannot be called due to unsatisfied trait bounds
[INFO] [stdout]     | |_________|
[INFO] [stdout]     |
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `(): IntoIterator`
[INFO] [stdout]             which is required by `FlatMap<impl Iterator<Item = Machine>, (), {closure@challenges/src/bin/day10.rs:178:19: 178:28}>: Iterator`
[INFO] [stdout]             `FlatMap<impl Iterator<Item = Machine>, (), {closure@challenges/src/bin/day10.rs:178:19: 178:28}>: Iterator`
[INFO] [stdout]             which is required by `&mut FlatMap<impl Iterator<Item = Machine>, (), {closure@challenges/src/bin/day10.rs:178:19: 178:28}>: Iterator`
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/day10-d06c3ff844f876fd.long-type-9366763103819627289.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc_2025_challenges` (bin "day9") due to 1 previous error
[INFO] [stdout] Some errors have detailed explanations: E0277, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc_2025_challenges` (bin "day10" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "26e919db68014416dab4642fbcd2d4b3979525a1d38c45d0e4f161758f0e8a3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26e919db68014416dab4642fbcd2d4b3979525a1d38c45d0e4f161758f0e8a3f", kill_on_drop: false }`
[INFO] [stdout] 26e919db68014416dab4642fbcd2d4b3979525a1d38c45d0e4f161758f0e8a3f
