[INFO] cloning repository https://github.com/mmasque/AdventOfCode2023
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mmasque/AdventOfCode2023" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmasque%2FAdventOfCode2023", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmasque%2FAdventOfCode2023'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d7ea94b542701c07efd5306f0a68f96d70959d4a
[INFO] checking mmasque/AdventOfCode2023 against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmasque%2FAdventOfCode2023" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mmasque/AdventOfCode2023
[INFO] finished tweaking git repo https://github.com/mmasque/AdventOfCode2023
[INFO] tweaked toml for git repo https://github.com/mmasque/AdventOfCode2023 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mmasque/AdventOfCode2023 on toolchain a5689b034ad287112f709693384a37f1377eb9cc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mmasque/AdventOfCode2023 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" "+a5689b034ad287112f709693384a37f1377eb9cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 1257cd24185c7e6d9e366b9a0b8264b130a36914986789efebd9097ba6793ca0
[INFO] running `Command { std: "docker" "start" "1257cd24185c7e6d9e366b9a0b8264b130a36914986789efebd9097ba6793ca0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1257cd24185c7e6d9e366b9a0b8264b130a36914986789efebd9097ba6793ca0", 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" "1257cd24185c7e6d9e366b9a0b8264b130a36914986789efebd9097ba6793ca0" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1257cd24185c7e6d9e366b9a0b8264b130a36914986789efebd9097ba6793ca0", 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=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1257cd24185c7e6d9e366b9a0b8264b130a36914986789efebd9097ba6793ca0" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking adventofcode2023 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `collections::HashMap`
[INFO] [stdout]  --> src/day4.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cmp::max, collections::HashMap};
[INFO] [stdout]   |                     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::HashMap`
[INFO] [stdout]  --> src/day4.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cmp::max, collections::HashMap};
[INFO] [stdout]   |                     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day4.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let mut card = parse_card(&line);
[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]   --> src/day4.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |     let mut cards: Vec<Card> = lines.iter().map(|x| parse_card(&x)).collect();
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> src/day4.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | struct Card {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 37 |     id: i32,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day4.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let mut card = parse_card(&line);
[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]   --> src/day4.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |     let mut cards: Vec<Card> = lines.iter().map(|x| parse_card(&x)).collect();
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> src/day4.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | struct Card {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 37 |     id: i32,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `Option<day3::Entry>`
[INFO] [stdout]   --> src/day3.rs:57:22
[INFO] [stdout]    |
[INFO] [stdout] 57 |             .map(|i| grid.get_at(self.line_num + 1, i).into())
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 57 -             .map(|i| grid.get_at(self.line_num + 1, i).into())
[INFO] [stdout] 57 +             .map(|i| grid.get_at(self.line_num + 1, i))
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 57 -             .map(|i| grid.get_at(self.line_num + 1, i).into())
[INFO] [stdout] 57 +             .map(|i| <Option<day3::Entry> as Into<_>>::into(grid.get_at(self.line_num + 1, i)))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `Option<day3::Entry>`
[INFO] [stdout]   --> src/day3.rs:93:22
[INFO] [stdout]    |
[INFO] [stdout] 93 |             .map(|i| grid.get_at(self.line_num + 1, i).into())
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 93 -             .map(|i| grid.get_at(self.line_num + 1, i).into())
[INFO] [stdout] 93 +             .map(|i| grid.get_at(self.line_num + 1, i))
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 93 -             .map(|i| grid.get_at(self.line_num + 1, i).into())
[INFO] [stdout] 93 +             .map(|i| <Option<day3::Entry> as Into<_>>::into(grid.get_at(self.line_num + 1, i)))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `Option<day3::Entry>`
[INFO] [stdout]   --> src/day3.rs:57:22
[INFO] [stdout]    |
[INFO] [stdout] 57 |             .map(|i| grid.get_at(self.line_num + 1, i).into())
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 57 -             .map(|i| grid.get_at(self.line_num + 1, i).into())
[INFO] [stdout] 57 +             .map(|i| grid.get_at(self.line_num + 1, i))
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 57 -             .map(|i| grid.get_at(self.line_num + 1, i).into())
[INFO] [stdout] 57 +             .map(|i| <Option<day3::Entry> as Into<_>>::into(grid.get_at(self.line_num + 1, i)))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `Option<day3::Entry>`
[INFO] [stdout]   --> src/day3.rs:93:22
[INFO] [stdout]    |
[INFO] [stdout] 93 |             .map(|i| grid.get_at(self.line_num + 1, i).into())
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 93 -             .map(|i| grid.get_at(self.line_num + 1, i).into())
[INFO] [stdout] 93 +             .map(|i| grid.get_at(self.line_num + 1, i))
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 93 -             .map(|i| grid.get_at(self.line_num + 1, i).into())
[INFO] [stdout] 93 +             .map(|i| <Option<day3::Entry> as Into<_>>::into(grid.get_at(self.line_num + 1, i)))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `adventofcode2023` (bin "adventofcode2023" test) due to 2 previous errors; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `adventofcode2023` (bin "adventofcode2023") due to 2 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "1257cd24185c7e6d9e366b9a0b8264b130a36914986789efebd9097ba6793ca0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1257cd24185c7e6d9e366b9a0b8264b130a36914986789efebd9097ba6793ca0", kill_on_drop: false }`
[INFO] [stdout] 1257cd24185c7e6d9e366b9a0b8264b130a36914986789efebd9097ba6793ca0
