[INFO] cloning repository https://github.com/kribo852/rusty-darwinian-divingbell
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kribo852/rusty-darwinian-divingbell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkribo852%2Frusty-darwinian-divingbell", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkribo852%2Frusty-darwinian-divingbell'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9f4f9274814cb1b1ee6537a282f70b603fef01bc
[INFO] testing kribo852/rusty-darwinian-divingbell against try#9f93af291970322f4f1c6315ccde4d7078201159 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkribo852%2Frusty-darwinian-divingbell" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kribo852/rusty-darwinian-divingbell
[INFO] finished tweaking git repo https://github.com/kribo852/rusty-darwinian-divingbell
[INFO] tweaked toml for git repo https://github.com/kribo852/rusty-darwinian-divingbell written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kribo852/rusty-darwinian-divingbell on toolchain 9f93af291970322f4f1c6315ccde4d7078201159
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kribo852/rusty-darwinian-divingbell 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" "+9f93af291970322f4f1c6315ccde4d7078201159" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2cd96dbe6b3edfd3df17747de694fa563691772a22dee4dfdeebb6da5568bed3
[INFO] running `Command { std: "docker" "start" "-a" "2cd96dbe6b3edfd3df17747de694fa563691772a22dee4dfdeebb6da5568bed3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2cd96dbe6b3edfd3df17747de694fa563691772a22dee4dfdeebb6da5568bed3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cd96dbe6b3edfd3df17747de694fa563691772a22dee4dfdeebb6da5568bed3", kill_on_drop: false }`
[INFO] [stdout] 2cd96dbe6b3edfd3df17747de694fa563691772a22dee4dfdeebb6da5568bed3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "-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" "+9f93af291970322f4f1c6315ccde4d7078201159" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e17248eafc7ab9177646a93e17a6708dae50f5cbd5545529fdebc02dcee7565
[INFO] running `Command { std: "docker" "start" "-a" "4e17248eafc7ab9177646a93e17a6708dae50f5cbd5545529fdebc02dcee7565", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.173
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling fmt v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]    Compiling rand_distr v0.5.1
[INFO] [stderr]    Compiling rusty-darwinian-divingbell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.14s
[INFO] running `Command { std: "docker" "inspect" "4e17248eafc7ab9177646a93e17a6708dae50f5cbd5545529fdebc02dcee7565", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e17248eafc7ab9177646a93e17a6708dae50f5cbd5545529fdebc02dcee7565", kill_on_drop: false }`
[INFO] [stdout] 4e17248eafc7ab9177646a93e17a6708dae50f5cbd5545529fdebc02dcee7565
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "-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" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 320cf67fc31f2ef5e091a0bbbd80153a780e3f461cbd42b9c13dcf91dd875ae0
[INFO] running `Command { std: "docker" "start" "-a" "320cf67fc31f2ef5e091a0bbbd80153a780e3f461cbd42b9c13dcf91dd875ae0", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty-darwinian-divingbell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/circle_packing_in_a_square.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let mut rng = rand::rng();
[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: `rng`
[INFO] [stdout]   --> tests/circle_packing_in_a_square.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let mut rng = rand::rng();
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "320cf67fc31f2ef5e091a0bbbd80153a780e3f461cbd42b9c13dcf91dd875ae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "320cf67fc31f2ef5e091a0bbbd80153a780e3f461cbd42b9c13dcf91dd875ae0", kill_on_drop: false }`
[INFO] [stdout] 320cf67fc31f2ef5e091a0bbbd80153a780e3f461cbd42b9c13dcf91dd875ae0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "-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" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b8e0fd1febc4b2d31bc8ec8ab7e380586e22c42c621df82213ae0b6cf3972acf
[INFO] running `Command { std: "docker" "start" "-a" "b8e0fd1febc4b2d31bc8ec8ab7e380586e22c42c621df82213ae0b6cf3972acf", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/circle_packing_in_a_square.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let mut rng = rand::rng();
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rng`
[INFO] [stderr]   --> tests/circle_packing_in_a_square.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let mut rng = rand::rng();
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rusty-darwinian-divingbell` (test "circle_packing_in_a_square") generated 2 warnings (run `cargo fix --test "circle_packing_in_a_square" -p rusty-darwinian-divingbell` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rusty_darwinian_divingbell-b3d4bb39003739fd)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_run_framework ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/circle_packing_in_a_square.rs (/opt/rustwide/target/debug/deps/circle_packing_in_a_square-ab6574cf97221310)
[INFO] [stdout] test test_pack_circles has been running for over 60 seconds
[INFO] [stderr]      Running tests/eight_queens_problem.rs (/opt/rustwide/target/debug/deps/eight_queens_problem-c1757d2e55274611)
[INFO] [stdout] test test_pack_circles ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 324.89s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_eight_queens ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/traveling_salesman_test.rs (/opt/rustwide/target/debug/deps/traveling_salesman_test-ba3182f2b50bac99)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_traveling_salesman ... ok
[INFO] [stderr]    Doc-tests rusty_darwinian_divingbell
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 30.42s
[INFO] [stdout] 
[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" "b8e0fd1febc4b2d31bc8ec8ab7e380586e22c42c621df82213ae0b6cf3972acf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8e0fd1febc4b2d31bc8ec8ab7e380586e22c42c621df82213ae0b6cf3972acf", kill_on_drop: false }`
[INFO] [stdout] b8e0fd1febc4b2d31bc8ec8ab7e380586e22c42c621df82213ae0b6cf3972acf