[INFO] cloning repository https://github.com/tarsir/kansai-algo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tarsir/kansai-algo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftarsir%2Fkansai-algo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftarsir%2Fkansai-algo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 366cb8c2cd1b0af8e3382ee8602f752aafae06ac
[INFO] testing tarsir/kansai-algo against nightly-2025-01-18 for randomize-layout-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftarsir%2Fkansai-algo" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tarsir/kansai-algo on toolchain nightly-2025-01-18
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tarsir/kansai-algo
[INFO] finished tweaking git repo https://github.com/tarsir/kansai-algo
[INFO] tweaked toml for git repo https://github.com/tarsir/kansai-algo written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tarsir/kansai-algo 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" "+nightly-2025-01-18" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ryu v1.0.15
[INFO] [stderr]   Downloaded proc-macro2 v1.0.69
[INFO] [stderr]   Downloaded anstyle-wincon v3.0.1
[INFO] [stderr]   Downloaded itoa v1.0.9
[INFO] [stderr]   Downloaded colorchoice v1.0.0
[INFO] [stderr]   Downloaded utf8parse v0.2.1
[INFO] [stderr]   Downloaded anstyle-parse v0.2.2
[INFO] [stderr]   Downloaded serde v1.0.192
[INFO] [stderr]   Downloaded anstyle-query v1.0.0
[INFO] [stderr]   Downloaded clap v4.4.7
[INFO] [stderr]   Downloaded anstream v0.6.4
[INFO] [stderr]   Downloaded clap_lex v0.6.0
[INFO] [stderr]   Downloaded clap_builder v4.4.7
[INFO] [stderr]   Downloaded serde_json v1.0.108
[INFO] [stderr]   Downloaded clap_derive v4.4.7
[INFO] [stderr]   Downloaded syn v2.0.39
[INFO] [stderr]   Downloaded anstyle v1.0.4
[INFO] [stderr]   Downloaded strsim v0.10.0
[INFO] [stderr]   Downloaded serde_derive v1.0.192
[INFO] [stderr]   Downloaded quote v1.0.33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dae726c48c2f2ade03c088d4267639535342b16451f2547742eed05478f5fc68
[INFO] running `Command { std: "docker" "start" "-a" "dae726c48c2f2ade03c088d4267639535342b16451f2547742eed05478f5fc68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dae726c48c2f2ade03c088d4267639535342b16451f2547742eed05478f5fc68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dae726c48c2f2ade03c088d4267639535342b16451f2547742eed05478f5fc68", kill_on_drop: false }`
[INFO] [stdout] dae726c48c2f2ade03c088d4267639535342b16451f2547742eed05478f5fc68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da152d3d57f00561b1ba50fc6cc64f4e12790f9c19fd2afa4b0dc314ba0b743e
[INFO] running `Command { std: "docker" "start" "-a" "da152d3d57f00561b1ba50fc6cc64f4e12790f9c19fd2afa4b0dc314ba0b743e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling serde v1.0.192
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling anstyle v1.0.4
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling clap_lex v0.6.0
[INFO] [stderr]    Compiling anstyle-parse v0.2.2
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling anstream v0.6.4
[INFO] [stderr]    Compiling ryu v1.0.15
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling clap_builder v4.4.7
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]    Compiling serde_derive v1.0.192
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]    Compiling clap v4.4.7
[INFO] [stderr]    Compiling kansai-algo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::cmp::Ordering`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::Ordering;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/main.rs:202:5
[INFO] [stdout]     |
[INFO] [stdout] 182 | /     return Some(
[INFO] [stdout] 183 | |         center_prefixes
[INFO] [stdout] 184 | |             .iter()
[INFO] [stdout] 185 | |             .filter_map(|p| {
[INFO] [stdout] ...   |
[INFO] [stdout] 199 | |             .collect(),
[INFO] [stdout] 200 | |     );
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] 201 |
[INFO] [stdout] 202 |       exit(0);
[INFO] [stdout]     |       ^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/main.rs:151:13
[INFO] [stdout]     |
[INFO] [stdout] 151 |     let mut index = 0;
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `suffix_one`
[INFO] [stdout]    --> src/main.rs:204:9
[INFO] [stdout]     |
[INFO] [stdout] 204 |     let suffix_one = starting_suffixes.first().unwrap();
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_suffix_one`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:151:9
[INFO] [stdout]     |
[INFO] [stdout] 151 |     let mut index = 0;
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.67s
[INFO] running `Command { std: "docker" "inspect" "da152d3d57f00561b1ba50fc6cc64f4e12790f9c19fd2afa4b0dc314ba0b743e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da152d3d57f00561b1ba50fc6cc64f4e12790f9c19fd2afa4b0dc314ba0b743e", kill_on_drop: false }`
[INFO] [stdout] da152d3d57f00561b1ba50fc6cc64f4e12790f9c19fd2afa4b0dc314ba0b743e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d17ec031704162de4e45a5e124e0d59e74d46d080222c04fce923e97c7834e55
[INFO] running `Command { std: "docker" "start" "-a" "d17ec031704162de4e45a5e124e0d59e74d46d080222c04fce923e97c7834e55", kill_on_drop: false }`
[INFO] [stderr]    Compiling kansai-algo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::cmp::Ordering`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::Ordering;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/main.rs:202:5
[INFO] [stdout]     |
[INFO] [stdout] 182 | /     return Some(
[INFO] [stdout] 183 | |         center_prefixes
[INFO] [stdout] 184 | |             .iter()
[INFO] [stdout] 185 | |             .filter_map(|p| {
[INFO] [stdout] ...   |
[INFO] [stdout] 199 | |             .collect(),
[INFO] [stdout] 200 | |     );
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] 201 |
[INFO] [stdout] 202 |       exit(0);
[INFO] [stdout]     |       ^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/main.rs:151:13
[INFO] [stdout]     |
[INFO] [stdout] 151 |     let mut index = 0;
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `suffix_one`
[INFO] [stdout]    --> src/main.rs:204:9
[INFO] [stdout]     |
[INFO] [stdout] 204 |     let suffix_one = starting_suffixes.first().unwrap();
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_suffix_one`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:151:9
[INFO] [stdout]     |
[INFO] [stdout] 151 |     let mut index = 0;
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "d17ec031704162de4e45a5e124e0d59e74d46d080222c04fce923e97c7834e55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d17ec031704162de4e45a5e124e0d59e74d46d080222c04fce923e97c7834e55", kill_on_drop: false }`
[INFO] [stdout] d17ec031704162de4e45a5e124e0d59e74d46d080222c04fce923e97c7834e55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 40d69cd254b3a4a28cdf0584ba77196bdd9d0464785d67a4744bd9837fe6bee4
[INFO] running `Command { std: "docker" "start" "-a" "40d69cd254b3a4a28cdf0584ba77196bdd9d0464785d67a4744bd9837fe6bee4", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::cmp::Ordering`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::cmp::Ordering;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/main.rs:202:5
[INFO] [stderr]     |
[INFO] [stderr] 182 | /     return Some(
[INFO] [stderr] 183 | |         center_prefixes
[INFO] [stderr] 184 | |             .iter()
[INFO] [stderr] 185 | |             .filter_map(|p| {
[INFO] [stderr] ...   |
[INFO] [stderr] 199 | |             .collect(),
[INFO] [stderr] 200 | |     );
[INFO] [stderr]     | |_____- any code following this expression is unreachable
[INFO] [stderr] 201 |
[INFO] [stderr] 202 |       exit(0);
[INFO] [stderr]     |       ^^^^^^^^ unreachable statement
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]    --> src/main.rs:151:13
[INFO] [stderr]     |
[INFO] [stderr] 151 |     let mut index = 0;
[INFO] [stderr]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `suffix_one`
[INFO] [stderr]    --> src/main.rs:204:9
[INFO] [stderr]     |
[INFO] [stderr] 204 |     let suffix_one = starting_suffixes.first().unwrap();
[INFO] [stderr]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_suffix_one`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:151:9
[INFO] [stderr]     |
[INFO] [stderr] 151 |     let mut index = 0;
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `kansai-algo` (bin "kansai-algo" test) generated 5 warnings (run `cargo fix --bin "kansai-algo" --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/kansai_algo-f3f9363bc2b3c728)
[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" "40d69cd254b3a4a28cdf0584ba77196bdd9d0464785d67a4744bd9837fe6bee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40d69cd254b3a4a28cdf0584ba77196bdd9d0464785d67a4744bd9837fe6bee4", kill_on_drop: false }`
[INFO] [stdout] 40d69cd254b3a4a28cdf0584ba77196bdd9d0464785d67a4744bd9837fe6bee4
