[INFO] cloning repository https://github.com/rylmovuk/zach-dnd-solver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rylmovuk/zach-dnd-solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frylmovuk%2Fzach-dnd-solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frylmovuk%2Fzach-dnd-solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fee0c58b5a9c0e2fef995128e43be4e2b27fc76f
[INFO] testing rylmovuk/zach-dnd-solver against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frylmovuk%2Fzach-dnd-solver" "/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/rylmovuk/zach-dnd-solver
[INFO] finished tweaking git repo https://github.com/rylmovuk/zach-dnd-solver
[INFO] tweaked toml for git repo https://github.com/rylmovuk/zach-dnd-solver written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rylmovuk/zach-dnd-solver on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rylmovuk/zach-dnd-solver 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 37b79fd7deb626c11a49c6a55c45c633b7d9ee9b6433e04c3d843154341451ba
[INFO] running `Command { std: "docker" "start" "-a" "37b79fd7deb626c11a49c6a55c45c633b7d9ee9b6433e04c3d843154341451ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37b79fd7deb626c11a49c6a55c45c633b7d9ee9b6433e04c3d843154341451ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37b79fd7deb626c11a49c6a55c45c633b7d9ee9b6433e04c3d843154341451ba", kill_on_drop: false }`
[INFO] [stdout] 37b79fd7deb626c11a49c6a55c45c633b7d9ee9b6433e04c3d843154341451ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3db0d4d11ca7733731cddc3bc995cad48c992a748984bf1f1859c0af67ca03fd
[INFO] running `Command { std: "docker" "start" "-a" "3db0d4d11ca7733731cddc3bc995cad48c992a748984bf1f1859c0af67ca03fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling zach-dnd-solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/main.rs:126:35
[INFO] [stdout]     |
[INFO] [stdout] 126 |             .map(|(walls, unkns)| (walls as u8..=(walls + unkns) as u8));
[INFO] [stdout]     |                                   ^                                   ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 126 -             .map(|(walls, unkns)| (walls as u8..=(walls + unkns) as u8));
[INFO] [stdout] 126 +             .map(|(walls, unkns)| walls as u8..=(walls + unkns) as u8 );
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/main.rs:144:35
[INFO] [stdout]     |
[INFO] [stdout] 144 |             .map(|(walls, unkns)| (walls..=walls + unkns));
[INFO] [stdout]     |                                   ^                     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 144 -             .map(|(walls, unkns)| (walls..=walls + unkns));
[INFO] [stdout] 144 +             .map(|(walls, unkns)| walls..=walls + unkns );
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/main.rs:17:19
[INFO] [stdout]    |
[INFO] [stdout] 17 |     WrongRowCount(Index),
[INFO] [stdout]    |     ------------- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BoardError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 17 -     WrongRowCount(Index),
[INFO] [stdout] 17 +     WrongRowCount(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/main.rs:18:22
[INFO] [stdout]    |
[INFO] [stdout] 18 |     WrongColumnCount(Index),
[INFO] [stdout]    |     ---------------- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BoardError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 18 -     WrongColumnCount(Index),
[INFO] [stdout] 18 +     WrongColumnCount(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/main.rs:19:25
[INFO] [stdout]    |
[INFO] [stdout] 19 |     MonsterNotInDeadEnd(Index, Index),
[INFO] [stdout]    |     ------------------- ^^^^^  ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BoardError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 19 -     MonsterNotInDeadEnd(Index, Index),
[INFO] [stdout] 19 +     MonsterNotInDeadEnd((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/main.rs:20:27
[INFO] [stdout]    |
[INFO] [stdout] 20 |     DeadEndWithNoMontster(Index, Index),
[INFO] [stdout]    |     --------------------- ^^^^^  ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BoardError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 20 -     DeadEndWithNoMontster(Index, Index),
[INFO] [stdout] 20 +     DeadEndWithNoMontster((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/main.rs:21:28
[INFO] [stdout]    |
[INFO] [stdout] 21 |     NoTreasureRoomForChest(Index, Index),
[INFO] [stdout]    |     ---------------------- ^^^^^  ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BoardError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 21 -     NoTreasureRoomForChest(Index, Index),
[INFO] [stdout] 21 +     NoTreasureRoomForChest((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/main.rs:22:22
[INFO] [stdout]    |
[INFO] [stdout] 22 |     CorridorsTooWide(Index, Index),
[INFO] [stdout]    |     ---------------- ^^^^^  ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BoardError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 22 -     CorridorsTooWide(Index, Index),
[INFO] [stdout] 22 +     CorridorsTooWide((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "3db0d4d11ca7733731cddc3bc995cad48c992a748984bf1f1859c0af67ca03fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3db0d4d11ca7733731cddc3bc995cad48c992a748984bf1f1859c0af67ca03fd", kill_on_drop: false }`
[INFO] [stdout] 3db0d4d11ca7733731cddc3bc995cad48c992a748984bf1f1859c0af67ca03fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b164ebc3bc13daf993e11c2079dad31dd01f9e936d0fbcfbebb4095e8f770a4d
[INFO] running `Command { std: "docker" "start" "-a" "b164ebc3bc13daf993e11c2079dad31dd01f9e936d0fbcfbebb4095e8f770a4d", kill_on_drop: false }`
[INFO] [stderr]    Compiling zach-dnd-solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/main.rs:126:35
[INFO] [stdout]     |
[INFO] [stdout] 126 |             .map(|(walls, unkns)| (walls as u8..=(walls + unkns) as u8));
[INFO] [stdout]     |                                   ^                                   ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 126 -             .map(|(walls, unkns)| (walls as u8..=(walls + unkns) as u8));
[INFO] [stdout] 126 +             .map(|(walls, unkns)| walls as u8..=(walls + unkns) as u8 );
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/main.rs:144:35
[INFO] [stdout]     |
[INFO] [stdout] 144 |             .map(|(walls, unkns)| (walls..=walls + unkns));
[INFO] [stdout]     |                                   ^                     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 144 -             .map(|(walls, unkns)| (walls..=walls + unkns));
[INFO] [stdout] 144 +             .map(|(walls, unkns)| walls..=walls + unkns );
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/main.rs:17:19
[INFO] [stdout]    |
[INFO] [stdout] 17 |     WrongRowCount(Index),
[INFO] [stdout]    |     ------------- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BoardError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 17 -     WrongRowCount(Index),
[INFO] [stdout] 17 +     WrongRowCount(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/main.rs:18:22
[INFO] [stdout]    |
[INFO] [stdout] 18 |     WrongColumnCount(Index),
[INFO] [stdout]    |     ---------------- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BoardError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 18 -     WrongColumnCount(Index),
[INFO] [stdout] 18 +     WrongColumnCount(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/main.rs:19:25
[INFO] [stdout]    |
[INFO] [stdout] 19 |     MonsterNotInDeadEnd(Index, Index),
[INFO] [stdout]    |     ------------------- ^^^^^  ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BoardError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 19 -     MonsterNotInDeadEnd(Index, Index),
[INFO] [stdout] 19 +     MonsterNotInDeadEnd((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/main.rs:20:27
[INFO] [stdout]    |
[INFO] [stdout] 20 |     DeadEndWithNoMontster(Index, Index),
[INFO] [stdout]    |     --------------------- ^^^^^  ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BoardError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 20 -     DeadEndWithNoMontster(Index, Index),
[INFO] [stdout] 20 +     DeadEndWithNoMontster((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/main.rs:21:28
[INFO] [stdout]    |
[INFO] [stdout] 21 |     NoTreasureRoomForChest(Index, Index),
[INFO] [stdout]    |     ---------------------- ^^^^^  ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BoardError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 21 -     NoTreasureRoomForChest(Index, Index),
[INFO] [stdout] 21 +     NoTreasureRoomForChest((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/main.rs:22:22
[INFO] [stdout]    |
[INFO] [stdout] 22 |     CorridorsTooWide(Index, Index),
[INFO] [stdout]    |     ---------------- ^^^^^  ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BoardError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 22 -     CorridorsTooWide(Index, Index),
[INFO] [stdout] 22 +     CorridorsTooWide((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "b164ebc3bc13daf993e11c2079dad31dd01f9e936d0fbcfbebb4095e8f770a4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b164ebc3bc13daf993e11c2079dad31dd01f9e936d0fbcfbebb4095e8f770a4d", kill_on_drop: false }`
[INFO] [stdout] b164ebc3bc13daf993e11c2079dad31dd01f9e936d0fbcfbebb4095e8f770a4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ffc8f151c1dbdf0b43366bd8c345f716e4d87a42b1a988ef2e8b731ad75e0efc
[INFO] running `Command { std: "docker" "start" "-a" "ffc8f151c1dbdf0b43366bd8c345f716e4d87a42b1a988ef2e8b731ad75e0efc", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]    --> src/main.rs:126:35
[INFO] [stderr]     |
[INFO] [stderr] 126 |             .map(|(walls, unkns)| (walls as u8..=(walls + unkns) as u8));
[INFO] [stderr]     |                                   ^                                   ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 126 -             .map(|(walls, unkns)| (walls as u8..=(walls + unkns) as u8));
[INFO] [stderr] 126 +             .map(|(walls, unkns)| walls as u8..=(walls + unkns) as u8 );
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]    --> src/main.rs:144:35
[INFO] [stderr]     |
[INFO] [stderr] 144 |             .map(|(walls, unkns)| (walls..=walls + unkns));
[INFO] [stderr]     |                                   ^                     ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 144 -             .map(|(walls, unkns)| (walls..=walls + unkns));
[INFO] [stderr] 144 +             .map(|(walls, unkns)| walls..=walls + unkns );
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/main.rs:17:19
[INFO] [stderr]    |
[INFO] [stderr] 17 |     WrongRowCount(Index),
[INFO] [stderr]    |     ------------- ^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `BoardError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 17 -     WrongRowCount(Index),
[INFO] [stderr] 17 +     WrongRowCount(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/main.rs:18:22
[INFO] [stderr]    |
[INFO] [stderr] 18 |     WrongColumnCount(Index),
[INFO] [stderr]    |     ---------------- ^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `BoardError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 18 -     WrongColumnCount(Index),
[INFO] [stderr] 18 +     WrongColumnCount(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0` and `1` are never read
[INFO] [stderr]   --> src/main.rs:19:25
[INFO] [stderr]    |
[INFO] [stderr] 19 |     MonsterNotInDeadEnd(Index, Index),
[INFO] [stderr]    |     ------------------- ^^^^^  ^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     fields in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `BoardError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]    |
[INFO] [stderr] 19 -     MonsterNotInDeadEnd(Index, Index),
[INFO] [stderr] 19 +     MonsterNotInDeadEnd((), ()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0` and `1` are never read
[INFO] [stderr]   --> src/main.rs:20:27
[INFO] [stderr]    |
[INFO] [stderr] 20 |     DeadEndWithNoMontster(Index, Index),
[INFO] [stderr]    |     --------------------- ^^^^^  ^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     fields in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `BoardError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]    |
[INFO] [stderr] 20 -     DeadEndWithNoMontster(Index, Index),
[INFO] [stderr] 20 +     DeadEndWithNoMontster((), ()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0` and `1` are never read
[INFO] [stderr]   --> src/main.rs:21:28
[INFO] [stderr]    |
[INFO] [stderr] 21 |     NoTreasureRoomForChest(Index, Index),
[INFO] [stderr]    |     ---------------------- ^^^^^  ^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     fields in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `BoardError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]    |
[INFO] [stderr] 21 -     NoTreasureRoomForChest(Index, Index),
[INFO] [stderr] 21 +     NoTreasureRoomForChest((), ()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0` and `1` are never read
[INFO] [stderr]   --> src/main.rs:22:22
[INFO] [stderr]    |
[INFO] [stderr] 22 |     CorridorsTooWide(Index, Index),
[INFO] [stderr]    |     ---------------- ^^^^^  ^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     fields in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `BoardError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]    |
[INFO] [stderr] 22 -     CorridorsTooWide(Index, Index),
[INFO] [stderr] 22 +     CorridorsTooWide((), ()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `zach-dnd-solver` (bin "zach-dnd-solver" test) generated 8 warnings (run `cargo fix --bin "zach-dnd-solver" -p zach-dnd-solver --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/zach_dnd_solver-33fc23a2dcd7ef51)
[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" "ffc8f151c1dbdf0b43366bd8c345f716e4d87a42b1a988ef2e8b731ad75e0efc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffc8f151c1dbdf0b43366bd8c345f716e4d87a42b1a988ef2e8b731ad75e0efc", kill_on_drop: false }`
[INFO] [stdout] ffc8f151c1dbdf0b43366bd8c345f716e4d87a42b1a988ef2e8b731ad75e0efc