[INFO] fetching crate genetic-algorithm-traits 0.1.0... [INFO] testing genetic-algorithm-traits-0.1.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate genetic-algorithm-traits 0.1.0 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate genetic-algorithm-traits 0.1.0 [INFO] finished tweaking crates.io crate genetic-algorithm-traits 0.1.0 [INFO] tweaked toml for crates.io crate genetic-algorithm-traits 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate genetic-algorithm-traits 0.1.0 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5fd9a4ff993c00c003e15c115d280815f3fd59ca70c71edd69ee4eb1182850df [INFO] running `Command { std: "docker" "start" "-a" "5fd9a4ff993c00c003e15c115d280815f3fd59ca70c71edd69ee4eb1182850df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5fd9a4ff993c00c003e15c115d280815f3fd59ca70c71edd69ee4eb1182850df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5fd9a4ff993c00c003e15c115d280815f3fd59ca70c71edd69ee4eb1182850df", kill_on_drop: false }` [INFO] [stdout] 5fd9a4ff993c00c003e15c115d280815f3fd59ca70c71edd69ee4eb1182850df [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f399c4f27a55055c23096c3d0bca8952cb59f67038eac7bb012b4df0d2c745f9 [INFO] running `Command { std: "docker" "start" "-a" "f399c4f27a55055c23096c3d0bca8952cb59f67038eac7bb012b4df0d2c745f9", kill_on_drop: false }` [INFO] [stderr] Compiling genetic-algorithm-traits v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/population.rs:21:20 [INFO] [stdout] | [INFO] [stdout] 19 | &'a self, [INFO] [stdout] | -- the lifetime is named here [INFO] [stdout] 20 | cost_data: &'a <>::Individual as Individual<'a>>::IndividualCost, [INFO] [stdout] | -- -- the lifetime is named here -- the lifetime is named here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] 21 | ) -> Vec<(f64, &Self::Individual)> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ the same lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 21 | ) -> Vec<(f64, &'a Self::Individual)> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [optimized + debuginfo] target(s) in 0.19s [INFO] running `Command { std: "docker" "inspect" "f399c4f27a55055c23096c3d0bca8952cb59f67038eac7bb012b4df0d2c745f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f399c4f27a55055c23096c3d0bca8952cb59f67038eac7bb012b4df0d2c745f9", kill_on_drop: false }` [INFO] [stdout] f399c4f27a55055c23096c3d0bca8952cb59f67038eac7bb012b4df0d2c745f9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dc9f7591e573b1be4b6d0cb31f6acb29f4cc79ef397517c0b431677fabdc9295 [INFO] running `Command { std: "docker" "start" "-a" "dc9f7591e573b1be4b6d0cb31f6acb29f4cc79ef397517c0b431677fabdc9295", kill_on_drop: false }` [INFO] [stderr] Compiling genetic-algorithm-traits v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/population.rs:21:20 [INFO] [stdout] | [INFO] [stdout] 19 | &'a self, [INFO] [stdout] | -- the lifetime is named here [INFO] [stdout] 20 | cost_data: &'a <>::Individual as Individual<'a>>::IndividualCost, [INFO] [stdout] | -- -- the lifetime is named here -- the lifetime is named here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] 21 | ) -> Vec<(f64, &Self::Individual)> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ the same lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 21 | ) -> Vec<(f64, &'a Self::Individual)> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/population.rs:21:20 [INFO] [stdout] | [INFO] [stdout] 19 | &'a self, [INFO] [stdout] | -- the lifetime is named here [INFO] [stdout] 20 | cost_data: &'a <>::Individual as Individual<'a>>::IndividualCost, [INFO] [stdout] | -- -- the lifetime is named here -- the lifetime is named here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] 21 | ) -> Vec<(f64, &Self::Individual)> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ the same lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 21 | ) -> Vec<(f64, &'a Self::Individual)> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [optimized + debuginfo] target(s) in 1.51s [INFO] running `Command { std: "docker" "inspect" "dc9f7591e573b1be4b6d0cb31f6acb29f4cc79ef397517c0b431677fabdc9295", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc9f7591e573b1be4b6d0cb31f6acb29f4cc79ef397517c0b431677fabdc9295", kill_on_drop: false }` [INFO] [stdout] dc9f7591e573b1be4b6d0cb31f6acb29f4cc79ef397517c0b431677fabdc9295 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 174ae7109a378d0a3eb3dbae648a021a1cfccb5c9845179b7dd31ef3daef4ce7 [INFO] running `Command { std: "docker" "start" "-a" "174ae7109a378d0a3eb3dbae648a021a1cfccb5c9845179b7dd31ef3daef4ce7", kill_on_drop: false }` [INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stderr] --> src/population.rs:21:20 [INFO] [stderr] | [INFO] [stderr] 19 | &'a self, [INFO] [stderr] | -- the lifetime is named here [INFO] [stderr] 20 | cost_data: &'a <>::Individual as Individual<'a>>::IndividualCost, [INFO] [stderr] | -- -- the lifetime is named here -- the lifetime is named here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is named here [INFO] [stderr] 21 | ) -> Vec<(f64, &Self::Individual)> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ the same lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: consistently use `'a` [INFO] [stderr] | [INFO] [stderr] 21 | ) -> Vec<(f64, &'a Self::Individual)> { [INFO] [stderr] | ++ [INFO] [stderr] [INFO] [stderr] warning: `genetic-algorithm-traits` (lib) generated 1 warning (run `cargo fix --lib -p genetic-algorithm-traits` to apply 1 suggestion) [INFO] [stderr] warning: `genetic-algorithm-traits` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [optimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/genetic_algorithm_traits-ed12c46a3460019a) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test utils::tests::test_argsort::five_isize ... ok [INFO] [stdout] test utils::tests::test_reverse_ordering::equal_stays ... ok [INFO] [stdout] test utils::tests::test_argsort::thirteen_floats ... ok [INFO] [stdout] test utils::tests::test_argsort::four_floats ... ok [INFO] [stdout] test utils::tests::test_reverse_ordering::less_to_greater ... ok [INFO] [stdout] test utils::tests::test_reverse_ordering::greater_to_less ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running tests/test_import.rs (/opt/rustwide/target/debug/deps/test_import-bd9c5126fed12a57) [INFO] [stderr] Doc-tests genetic_algorithm_traits [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test_imports_have_run ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] warning: unknown lint: `rustdoc::missing_doc_code_examples` [INFO] [stderr] --> src/lib.rs:1:9 [INFO] [stderr] | [INFO] [stderr] 1 | #![deny(rustdoc::missing_doc_code_examples)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: the `rustdoc::missing_doc_code_examples` lint is unstable [INFO] [stderr] = note: see issue #101730 for more information [INFO] [stderr] = note: `#[warn(unknown_lints)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [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" "174ae7109a378d0a3eb3dbae648a021a1cfccb5c9845179b7dd31ef3daef4ce7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "174ae7109a378d0a3eb3dbae648a021a1cfccb5c9845179b7dd31ef3daef4ce7", kill_on_drop: false }` [INFO] [stdout] 174ae7109a378d0a3eb3dbae648a021a1cfccb5c9845179b7dd31ef3daef4ce7