[INFO] fetching crate roulette-wheel 0.2.2...
[INFO] testing roulette-wheel-0.2.2 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate roulette-wheel 0.2.2 into /workspace/builds/worker-6-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-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate roulette-wheel 0.2.2 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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-2026-04-21" "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: v0.10.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e1da380c173a2434452b06e1c808883dcc2c4de0e11df793206224a88dd8f0a
[INFO] running `Command { std: "docker" "start" "-a" "9e1da380c173a2434452b06e1c808883dcc2c4de0e11df793206224a88dd8f0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e1da380c173a2434452b06e1c808883dcc2c4de0e11df793206224a88dd8f0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e1da380c173a2434452b06e1c808883dcc2c4de0e11df793206224a88dd8f0a", kill_on_drop: false }`
[INFO] [stdout] 9e1da380c173a2434452b06e1c808883dcc2c4de0e11df793206224a88dd8f0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2424dd610ca135f0a47e898975e37f90564fa6c93a157611fce4dbb807d360f
[INFO] running `Command { std: "docker" "start" "-a" "c2424dd610ca135f0a47e898975e37f90564fa6c93a157611fce4dbb807d360f", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` 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<ThreadRng, T> {
[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 0.35s
[INFO] running `Command { std: "docker" "inspect" "c2424dd610ca135f0a47e898975e37f90564fa6c93a157611fce4dbb807d360f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2424dd610ca135f0a47e898975e37f90564fa6c93a157611fce4dbb807d360f", kill_on_drop: false }`
[INFO] [stdout] c2424dd610ca135f0a47e898975e37f90564fa6c93a157611fce4dbb807d360f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fb997e4b4f900f5b4f38ec67963a8100e523987c13b4328ea7d2c0f60496e13
[INFO] running `Command { std: "docker" "start" "-a" "7fb997e4b4f900f5b4f38ec67963a8100e523987c13b4328ea7d2c0f60496e13", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` 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<ThreadRng, T> {
[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<ThreadRng, T> {
[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" "7fb997e4b4f900f5b4f38ec67963a8100e523987c13b4328ea7d2c0f60496e13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fb997e4b4f900f5b4f38ec67963a8100e523987c13b4328ea7d2c0f60496e13", kill_on_drop: false }`
[INFO] [stdout] 7fb997e4b4f900f5b4f38ec67963a8100e523987c13b4328ea7d2c0f60496e13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 80893b8e886a287b296b8e34c63bda4a05f7c1758dd9a1b91b01287e7f63f775
[INFO] running `Command { std: "docker" "start" "-a" "80893b8e886a287b296b8e34c63bda4a05f7c1758dd9a1b91b01287e7f63f775", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` 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<ThreadRng, T> {
[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 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/roulette_wheel-ec5990b9dbd235fc)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_into_select_iter_seeded ... ok
[INFO] [stdout] test tests::test_len ... 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<T>::select_iter (line 245) ... ignored
[INFO] [stdout] test src/lib.rs - RouletteWheel<T>::with_capacity (line 92) ... ok
[INFO] [stdout] test src/lib.rs - RouletteWheel<T>::unchecked_push (line 206) ... ok
[INFO] [stdout] test src/lib.rs - RouletteWheel<T>::clear (line 159) ... ok
[INFO] [stdout] test src/lib.rs - RouletteWheel<T>::push (line 184) ... ok
[INFO] [stdout] test src/lib.rs - RouletteWheel<T>::total_fitness (line 226) ... ok
[INFO] [stdout] test src/lib.rs - RouletteWheel<T>::new (line 76) ... ok
[INFO] [stdout] test src/lib.rs - RouletteWheel<T>::reserve (line 111) ... ok
[INFO] [stdout] test src/lib.rs - RouletteWheel<T>::is_empty (line 141) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] test src/lib.rs - RouletteWheel<T>::len (line 127) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.95s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "80893b8e886a287b296b8e34c63bda4a05f7c1758dd9a1b91b01287e7f63f775", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80893b8e886a287b296b8e34c63bda4a05f7c1758dd9a1b91b01287e7f63f775", kill_on_drop: false }`
[INFO] [stdout] 80893b8e886a287b296b8e34c63bda4a05f7c1758dd9a1b91b01287e7f63f775
