[INFO] fetching crate non-empty-collections 0.1.9...
[INFO] testing non-empty-collections-0.1.9 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate non-empty-collections 0.1.9 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate non-empty-collections 0.1.9
[INFO] finished tweaking crates.io crate non-empty-collections 0.1.9
[INFO] tweaked toml for crates.io crate non-empty-collections 0.1.9 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate non-empty-collections 0.1.9 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 indexmap v1.9.3 (available: v2.12.0)
[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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 19083e6daa57eec2feacfd18ea3d07138f7987d6dc9bc663741a7ee74e666d59
[INFO] running `Command { std: "docker" "start" "-a" "19083e6daa57eec2feacfd18ea3d07138f7987d6dc9bc663741a7ee74e666d59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19083e6daa57eec2feacfd18ea3d07138f7987d6dc9bc663741a7ee74e666d59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19083e6daa57eec2feacfd18ea3d07138f7987d6dc9bc663741a7ee74e666d59", kill_on_drop: false }`
[INFO] [stdout] 19083e6daa57eec2feacfd18ea3d07138f7987d6dc9bc663741a7ee74e666d59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] efaf5a0b04eb1fbcaef84f86b958b3490e7878ccc32e2187b3fc949d350b3294
[INFO] running `Command { std: "docker" "start" "-a" "efaf5a0b04eb1fbcaef84f86b958b3490e7878ccc32e2187b3fc949d350b3294", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling non-empty-collections v0.1.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/index_set/mod.rs:272:19
[INFO] [stdout]     |
[INFO] [stdout] 272 | impl<K, S> Extend<(K)> for NonEmptyIndexSet<K, S>
[INFO] [stdout]     |                   ^ ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 272 - impl<K, S> Extend<(K)> for NonEmptyIndexSet<K, S>
[INFO] [stdout] 272 + impl<K, S> Extend<K> for NonEmptyIndexSet<K, S>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/index_map/mod.rs:247:18
[INFO] [stdout]     |
[INFO] [stdout] 247 |     pub fn entry(&mut self, key: K) -> Entry<K, V, S> {
[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] 247 |     pub fn entry(&mut self, key: K) -> Entry<'_, K, V, S> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.22s
[INFO] running `Command { std: "docker" "inspect" "efaf5a0b04eb1fbcaef84f86b958b3490e7878ccc32e2187b3fc949d350b3294", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efaf5a0b04eb1fbcaef84f86b958b3490e7878ccc32e2187b3fc949d350b3294", kill_on_drop: false }`
[INFO] [stdout] efaf5a0b04eb1fbcaef84f86b958b3490e7878ccc32e2187b3fc949d350b3294
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] eff0c8829f76cf5b8dc04e266d2ae0dd77e9ad93c08b6db4014291980f6e5dc7
[INFO] running `Command { std: "docker" "start" "-a" "eff0c8829f76cf5b8dc04e266d2ae0dd77e9ad93c08b6db4014291980f6e5dc7", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/index_set/mod.rs:272:19
[INFO] [stdout]     |
[INFO] [stdout] 272 | impl<K, S> Extend<(K)> for NonEmptyIndexSet<K, S>
[INFO] [stdout]     |                   ^ ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 272 - impl<K, S> Extend<(K)> for NonEmptyIndexSet<K, S>
[INFO] [stdout] 272 + impl<K, S> Extend<K> for NonEmptyIndexSet<K, S>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling non-empty-collections v0.1.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/index_map/mod.rs:247:18
[INFO] [stdout]     |
[INFO] [stdout] 247 |     pub fn entry(&mut self, key: K) -> Entry<K, V, S> {
[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] 247 |     pub fn entry(&mut self, key: K) -> Entry<'_, K, V, S> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/index_set/mod.rs:272:19
[INFO] [stdout]     |
[INFO] [stdout] 272 | impl<K, S> Extend<(K)> for NonEmptyIndexSet<K, S>
[INFO] [stdout]     |                   ^ ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 272 - impl<K, S> Extend<(K)> for NonEmptyIndexSet<K, S>
[INFO] [stdout] 272 + impl<K, S> Extend<K> for NonEmptyIndexSet<K, S>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/index_map/mod.rs:247:18
[INFO] [stdout]     |
[INFO] [stdout] 247 |     pub fn entry(&mut self, key: K) -> Entry<K, V, S> {
[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] 247 |     pub fn entry(&mut self, key: K) -> Entry<'_, K, V, S> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "eff0c8829f76cf5b8dc04e266d2ae0dd77e9ad93c08b6db4014291980f6e5dc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eff0c8829f76cf5b8dc04e266d2ae0dd77e9ad93c08b6db4014291980f6e5dc7", kill_on_drop: false }`
[INFO] [stdout] eff0c8829f76cf5b8dc04e266d2ae0dd77e9ad93c08b6db4014291980f6e5dc7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 73dd687cdcf00d8da927842c3960421a48f66fd4f78e1f4cb1541a2721fe0847
[INFO] running `Command { std: "docker" "start" "-a" "73dd687cdcf00d8da927842c3960421a48f66fd4f78e1f4cb1541a2721fe0847", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/index_set/mod.rs:272:19
[INFO] [stderr]     |
[INFO] [stderr] 272 | impl<K, S> Extend<(K)> for NonEmptyIndexSet<K, S>
[INFO] [stderr]     |                   ^ ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 272 - impl<K, S> Extend<(K)> for NonEmptyIndexSet<K, S>
[INFO] [stderr] 272 + impl<K, S> Extend<K> for NonEmptyIndexSet<K, S>
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/index_map/mod.rs:247:18
[INFO] [stderr]     |
[INFO] [stderr] 247 |     pub fn entry(&mut self, key: K) -> Entry<K, V, S> {
[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] 247 |     pub fn entry(&mut self, key: K) -> Entry<'_, K, V, S> {
[INFO] [stderr]     |                                              +++
[INFO] [stderr] 
[INFO] [stderr] warning: `non-empty-collections` (lib) generated 2 warnings (run `cargo fix --lib -p non-empty-collections` to apply 2 suggestions)
[INFO] [stderr] warning: `non-empty-collections` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/non_empty_collections-b1e3ffb7c812d8ef)
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test index_map::entry::tests::test_occupied_one ... ok
[INFO] [stdout] test index_map::entry::tests::test_or_insert_with ... ok
[INFO] [stdout] test index_map::entry::tests::test_vacant ... ok
[INFO] [stdout] test index_map::entry::tests::test_occupied ... ok
[INFO] [stdout] test index_map::entry::tests::test_or_insert ... ok
[INFO] [stdout] test index_map::tests::from_item_and_iterator ... ok
[INFO] [stdout] test index_map::tests::insert_and_contains ... ok
[INFO] [stdout] test index_map::tests::insert_and_get ... ok
[INFO] [stdout] test index_map::tests::get_unsized ... ok
[INFO] [stdout] test index_map::tests::into_iter ... ok
[INFO] [stdout] test index_map::tests::into_std_hashmap ... ok
[INFO] [stdout] test index_map::tests::remove_entry ... ok
[INFO] [stdout] test index_set::tests::take ... ok
[INFO] [stdout] test index_set::tests::from_iterator ... ok
[INFO] [stdout] test index_set::tests::insert ... ok
[INFO] [stdout] test index_set::tests::len ... ok
[INFO] [stdout] test index_set::tests::new_and_get ... ok
[INFO] [stdout] test index_set::tests::comparison ... ok
[INFO] [stdout] test index_map::tests::remove_first ... ok
[INFO] [stdout] test index_set::tests::remove ... ok
[INFO] [stdout] test index_set::tests::get_unsized ... ok
[INFO] [stdout] test index_set::tests::remove_first ... ok
[INFO] [stdout] test index_set::tests::retain ... ok
[INFO] [stdout] test index_set::tests::new_and_contains ... ok
[INFO] [stdout] test index_map::tests::len ... ok
[INFO] [stdout] test index_map::tests::comparison ... ok
[INFO] [stdout] test index_map::tests::retain ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests non_empty_collections
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/index_set/mod.rs:272:19
[INFO] [stderr]     |
[INFO] [stderr] 272 | impl<K, S> Extend<(K)> for NonEmptyIndexSet<K, S>
[INFO] [stderr]     |                   ^ ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 272 - impl<K, S> Extend<(K)> for NonEmptyIndexSet<K, S>
[INFO] [stderr] 272 + impl<K, S> Extend<K> for NonEmptyIndexSet<K, S>
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/index_map/mod.rs - index_map::NonEmptyIndexMap<K,V,S>::is_empty (line 235) ... ok
[INFO] [stdout] test src/index_set/mod.rs - index_set::NonEmptyIndexSet<K,S>::is_empty (line 202) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.61s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "73dd687cdcf00d8da927842c3960421a48f66fd4f78e1f4cb1541a2721fe0847", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73dd687cdcf00d8da927842c3960421a48f66fd4f78e1f4cb1541a2721fe0847", kill_on_drop: false }`
[INFO] [stdout] 73dd687cdcf00d8da927842c3960421a48f66fd4f78e1f4cb1541a2721fe0847
