[INFO] cloning repository https://github.com/michaelmaguire/aoc_2024_5
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/michaelmaguire/aoc_2024_5" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelmaguire%2Faoc_2024_5", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelmaguire%2Faoc_2024_5'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2da918d666d71bd5bffa1467f7af056a6d9c2768
[INFO] testing michaelmaguire/aoc_2024_5 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelmaguire%2Faoc_2024_5" "/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/michaelmaguire/aoc_2024_5
[INFO] finished tweaking git repo https://github.com/michaelmaguire/aoc_2024_5
[INFO] tweaked toml for git repo https://github.com/michaelmaguire/aoc_2024_5 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/michaelmaguire/aoc_2024_5 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/michaelmaguire/aoc_2024_5 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d12d21ff699612d64834cde34e0dda3713190ef76be1afa1a29b41fb957f0fe
[INFO] running `Command { std: "docker" "start" "-a" "3d12d21ff699612d64834cde34e0dda3713190ef76be1afa1a29b41fb957f0fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d12d21ff699612d64834cde34e0dda3713190ef76be1afa1a29b41fb957f0fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d12d21ff699612d64834cde34e0dda3713190ef76be1afa1a29b41fb957f0fe", kill_on_drop: false }`
[INFO] [stdout] 3d12d21ff699612d64834cde34e0dda3713190ef76be1afa1a29b41fb957f0fe
[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=forbid -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a58954d95ab1ee3371b0bc50f96228e7f16b911ba18ae04528d94e2fe177556
[INFO] running `Command { std: "docker" "start" "-a" "3a58954d95ab1ee3371b0bc50f96228e7f16b911ba18ae04528d94e2fe177556", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.216
[INFO] [stderr]    Compiling multimap v0.10.0
[INFO] [stderr]    Compiling aoc_2024_5 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `clear_directed`, `get_destinations_for`, `get_sources_for`, `has_sources`, `get_destinations_without_sources`, and `get_all_nodes` are never used
[INFO] [stdout]   --> src/main.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | trait Directed {
[INFO] [stdout]    |       -------- methods in this trait
[INFO] [stdout] 34 |     fn set_directed(&mut self, source: usize, destination: usize);
[INFO] [stdout] 35 |     fn clear_directed(&mut self, source: usize, destination: usize);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 36 |     fn get_directed(&self, source: usize, destination: usize) -> bool;
[INFO] [stdout] 37 |     fn get_destinations_for(&self, source: usize) -> Vec<usize>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 38 |     fn get_sources_for(&self, destination: usize) -> Vec<usize>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 39 |     fn has_sources(&self, destination: usize) -> bool ;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 40 |     fn get_destinations_without_sources(&self) -> Vec<usize>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 41 |     fn get_all_nodes(&self) -> Vec<usize>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:22:21
[INFO] [stdout]    |
[INFO] [stdout] 22 |                     write!(f, "1 ");
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 22 |                     let _ = write!(f, "1 ");
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:24:21
[INFO] [stdout]    |
[INFO] [stdout] 24 |                     write!(f, "0 ");
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 24 |                     let _ = write!(f, "0 ");
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |             writeln!(f);
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.78s
[INFO] running `Command { std: "docker" "inspect" "3a58954d95ab1ee3371b0bc50f96228e7f16b911ba18ae04528d94e2fe177556", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a58954d95ab1ee3371b0bc50f96228e7f16b911ba18ae04528d94e2fe177556", kill_on_drop: false }`
[INFO] [stdout] 3a58954d95ab1ee3371b0bc50f96228e7f16b911ba18ae04528d94e2fe177556
[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=forbid -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2851b7dca3b99af79949a9cebeb26e3ef207f517db7bdfb9e664f0cd9b39dfb7
[INFO] running `Command { std: "docker" "start" "-a" "2851b7dca3b99af79949a9cebeb26e3ef207f517db7bdfb9e664f0cd9b39dfb7", kill_on_drop: false }`
[INFO] [stderr]    Compiling aoc_2024_5 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `clear_directed`, `get_destinations_for`, `get_sources_for`, `has_sources`, `get_destinations_without_sources`, and `get_all_nodes` are never used
[INFO] [stdout]   --> src/main.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | trait Directed {
[INFO] [stdout]    |       -------- methods in this trait
[INFO] [stdout] 34 |     fn set_directed(&mut self, source: usize, destination: usize);
[INFO] [stdout] 35 |     fn clear_directed(&mut self, source: usize, destination: usize);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 36 |     fn get_directed(&self, source: usize, destination: usize) -> bool;
[INFO] [stdout] 37 |     fn get_destinations_for(&self, source: usize) -> Vec<usize>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 38 |     fn get_sources_for(&self, destination: usize) -> Vec<usize>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 39 |     fn has_sources(&self, destination: usize) -> bool ;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 40 |     fn get_destinations_without_sources(&self) -> Vec<usize>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 41 |     fn get_all_nodes(&self) -> Vec<usize>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:22:21
[INFO] [stdout]    |
[INFO] [stdout] 22 |                     write!(f, "1 ");
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 22 |                     let _ = write!(f, "1 ");
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:24:21
[INFO] [stdout]    |
[INFO] [stdout] 24 |                     write!(f, "0 ");
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 24 |                     let _ = write!(f, "0 ");
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |             writeln!(f);
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "2851b7dca3b99af79949a9cebeb26e3ef207f517db7bdfb9e664f0cd9b39dfb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2851b7dca3b99af79949a9cebeb26e3ef207f517db7bdfb9e664f0cd9b39dfb7", kill_on_drop: false }`
[INFO] [stdout] 2851b7dca3b99af79949a9cebeb26e3ef207f517db7bdfb9e664f0cd9b39dfb7
[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=forbid -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 80ee8419f95109ab51e2f5c2695e5bd6092ca86b0a01c0fcaa161e45056d1a7a
[INFO] running `Command { std: "docker" "start" "-a" "80ee8419f95109ab51e2f5c2695e5bd6092ca86b0a01c0fcaa161e45056d1a7a", kill_on_drop: false }`
[INFO] [stderr] warning: methods `clear_directed`, `get_destinations_for`, `get_sources_for`, `has_sources`, `get_destinations_without_sources`, and `get_all_nodes` are never used
[INFO] [stderr]   --> src/main.rs:35:8
[INFO] [stderr]    |
[INFO] [stderr] 33 | trait Directed {
[INFO] [stderr]    |       -------- methods in this trait
[INFO] [stderr] 34 |     fn set_directed(&mut self, source: usize, destination: usize);
[INFO] [stderr] 35 |     fn clear_directed(&mut self, source: usize, destination: usize);
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 36 |     fn get_directed(&self, source: usize, destination: usize) -> bool;
[INFO] [stderr] 37 |     fn get_destinations_for(&self, source: usize) -> Vec<usize>;
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 38 |     fn get_sources_for(&self, destination: usize) -> Vec<usize>;
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 39 |     fn has_sources(&self, destination: usize) -> bool ;
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 40 |     fn get_destinations_without_sources(&self) -> Vec<usize>;
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 41 |     fn get_all_nodes(&self) -> Vec<usize>;
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:22:21
[INFO] [stderr]    |
[INFO] [stderr] 22 |                     write!(f, "1 ");
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 22 |                     let _ = write!(f, "1 ");
[INFO] [stderr]    |                     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:24:21
[INFO] [stderr]    |
[INFO] [stderr] 24 |                     write!(f, "0 ");
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 24 |                     let _ = write!(f, "0 ");
[INFO] [stderr]    |                     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |             writeln!(f);
[INFO] [stderr]    |             ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `aoc_2024_5` (bin "aoc_2024_5" test) generated 4 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/aoc_2024_5-3cf1de58f510e840)
[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" "80ee8419f95109ab51e2f5c2695e5bd6092ca86b0a01c0fcaa161e45056d1a7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80ee8419f95109ab51e2f5c2695e5bd6092ca86b0a01c0fcaa161e45056d1a7a", kill_on_drop: false }`
[INFO] [stdout] 80ee8419f95109ab51e2f5c2695e5bd6092ca86b0a01c0fcaa161e45056d1a7a
