[INFO] fetching crate roulette-wheel 0.2.2... [INFO] testing roulette-wheel-0.2.2 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate roulette-wheel 0.2.2 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate roulette-wheel 0.2.2 [INFO] finished tweaking crates.io crate roulette-wheel 0.2.2 [INFO] tweaked toml for crates.io crate roulette-wheel 0.2.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate roulette-wheel 0.2.2 on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 10 packages to latest compatible versions [INFO] [stderr] Adding rand v0.3.23 (available: v0.9.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bf29a31d1c728c65a44c68a955c586bd2bb2a3c5c941a829f603c456abbc9968 [INFO] running `Command { std: "docker" "start" "-a" "bf29a31d1c728c65a44c68a955c586bd2bb2a3c5c941a829f603c456abbc9968", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bf29a31d1c728c65a44c68a955c586bd2bb2a3c5c941a829f603c456abbc9968", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf29a31d1c728c65a44c68a955c586bd2bb2a3c5c941a829f603c456abbc9968", kill_on_drop: false }` [INFO] [stdout] bf29a31d1c728c65a44c68a955c586bd2bb2a3c5c941a829f603c456abbc9968 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d35753a95055ec4fa07e79bba6f403b31bb1688bc3fba27280c0d9e707098c8d [INFO] running `Command { std: "docker" "start" "-a" "d35753a95055ec4fa07e79bba6f403b31bb1688bc3fba27280c0d9e707098c8d", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling roulette-wheel v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:256:24 [INFO] [stdout] | [INFO] [stdout] 256 | pub fn select_iter(&self) -> SelectIter { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the 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: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 256 | pub fn select_iter(&self) -> SelectIter<'_, ThreadRng, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.10s [INFO] running `Command { std: "docker" "inspect" "d35753a95055ec4fa07e79bba6f403b31bb1688bc3fba27280c0d9e707098c8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d35753a95055ec4fa07e79bba6f403b31bb1688bc3fba27280c0d9e707098c8d", kill_on_drop: false }` [INFO] [stdout] d35753a95055ec4fa07e79bba6f403b31bb1688bc3fba27280c0d9e707098c8d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 582bff0f257972a86d672d20051b614e7cdb47e426a0e35c54695d3f23071a37 [INFO] running `Command { std: "docker" "start" "-a" "582bff0f257972a86d672d20051b614e7cdb47e426a0e35c54695d3f23071a37", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling roulette-wheel v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:256:24 [INFO] [stdout] | [INFO] [stdout] 256 | pub fn select_iter(&self) -> SelectIter { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the 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: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 256 | pub fn select_iter(&self) -> SelectIter<'_, ThreadRng, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:256:24 [INFO] [stdout] | [INFO] [stdout] 256 | pub fn select_iter(&self) -> SelectIter { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the 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: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 256 | pub fn select_iter(&self) -> SelectIter<'_, ThreadRng, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.48s [INFO] running `Command { std: "docker" "inspect" "582bff0f257972a86d672d20051b614e7cdb47e426a0e35c54695d3f23071a37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "582bff0f257972a86d672d20051b614e7cdb47e426a0e35c54695d3f23071a37", kill_on_drop: false }` [INFO] [stdout] 582bff0f257972a86d672d20051b614e7cdb47e426a0e35c54695d3f23071a37 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d4be60354224a890fbb59cca3e78810fd16acbc2181649ed83bce919f9bb313a [INFO] running `Command { std: "docker" "start" "-a" "d4be60354224a890fbb59cca3e78810fd16acbc2181649ed83bce919f9bb313a", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:256:24 [INFO] [stderr] | [INFO] [stderr] 256 | pub fn select_iter(&self) -> SelectIter { [INFO] [stderr] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the 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: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 256 | pub fn select_iter(&self) -> SelectIter<'_, ThreadRng, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `roulette-wheel` (lib) generated 1 warning (run `cargo fix --lib -p roulette-wheel` to apply 1 suggestion) [INFO] [stderr] warning: `roulette-wheel` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/roulette_wheel-9e423c2423a65fff) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test tests::test_len ... ok [INFO] [stdout] test tests::test_into_select_iter_seeded ... ok [INFO] [stdout] test tests::test_select_iter_seeded ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests roulette_wheel [INFO] [stdout] [INFO] [stdout] running 11 tests [INFO] [stdout] test src/lib.rs - RouletteWheel::select_iter (line 245) ... ignored [INFO] [stdout] test src/lib.rs - RouletteWheel::is_empty (line 141) ... ok [INFO] [stdout] test src/lib.rs - RouletteWheel::push (line 184) ... ok [INFO] [stdout] test src/lib.rs - RouletteWheel::reserve (line 111) ... ok [INFO] [stdout] test src/lib.rs - RouletteWheel::clear (line 159) ... ok [INFO] [stdout] test src/lib.rs - RouletteWheel::total_fitness (line 226) ... ok [INFO] [stdout] test src/lib.rs - RouletteWheel::len (line 127) ... ok [INFO] [stdout] test src/lib.rs - (line 8) ... ok [INFO] [stdout] test src/lib.rs - RouletteWheel::unchecked_push (line 206) ... ok [INFO] [stdout] test src/lib.rs - RouletteWheel::new (line 76) ... ok [INFO] [stdout] test src/lib.rs - RouletteWheel::with_capacity (line 92) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 10 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.64s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d4be60354224a890fbb59cca3e78810fd16acbc2181649ed83bce919f9bb313a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d4be60354224a890fbb59cca3e78810fd16acbc2181649ed83bce919f9bb313a", kill_on_drop: false }` [INFO] [stdout] d4be60354224a890fbb59cca3e78810fd16acbc2181649ed83bce919f9bb313a