[INFO] fetching crate id_allocator 0.1.0... [INFO] testing id_allocator-0.1.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate id_allocator 0.1.0 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate id_allocator 0.1.0 [INFO] finished tweaking crates.io crate id_allocator 0.1.0 [INFO] tweaked toml for crates.io crate id_allocator 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate id_allocator 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] Updating crates.io index [INFO] [stderr] Locking 7 packages to latest compatible versions [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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ab0318a372a4f0f8c3dca77e552d7c94e6a962d4673a66426002eb6c6907e326 [INFO] running `Command { std: "docker" "start" "-a" "ab0318a372a4f0f8c3dca77e552d7c94e6a962d4673a66426002eb6c6907e326", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ab0318a372a4f0f8c3dca77e552d7c94e6a962d4673a66426002eb6c6907e326", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab0318a372a4f0f8c3dca77e552d7c94e6a962d4673a66426002eb6c6907e326", kill_on_drop: false }` [INFO] [stdout] ab0318a372a4f0f8c3dca77e552d7c94e6a962d4673a66426002eb6c6907e326 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e80315146fe62eaebf74fdc10427d49f70494d8cd4c0cce5ce2c3c0f6644603b [INFO] running `Command { std: "docker" "start" "-a" "e80315146fe62eaebf74fdc10427d49f70494d8cd4c0cce5ce2c3c0f6644603b", kill_on_drop: false }` [INFO] [stderr] Compiling id_allocator v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:149:17 [INFO] [stdout] | [INFO] [stdout] 149 | pub fn iter(&self) -> IDAllocatorIterator { [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] 149 | pub fn iter(&self) -> IDAllocatorIterator<'_, I> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s [INFO] running `Command { std: "docker" "inspect" "e80315146fe62eaebf74fdc10427d49f70494d8cd4c0cce5ce2c3c0f6644603b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e80315146fe62eaebf74fdc10427d49f70494d8cd4c0cce5ce2c3c0f6644603b", kill_on_drop: false }` [INFO] [stdout] e80315146fe62eaebf74fdc10427d49f70494d8cd4c0cce5ce2c3c0f6644603b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 25d5f0f5d7bfef5233abcdfe424424a2e1e4dd2ed2dd578daea21e56e08b9882 [INFO] running `Command { std: "docker" "start" "-a" "25d5f0f5d7bfef5233abcdfe424424a2e1e4dd2ed2dd578daea21e56e08b9882", kill_on_drop: false }` [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:149:17 [INFO] [stdout] | [INFO] [stdout] 149 | pub fn iter(&self) -> IDAllocatorIterator { [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] 149 | pub fn iter(&self) -> IDAllocatorIterator<'_, I> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling id_allocator v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:149:17 [INFO] [stdout] | [INFO] [stdout] 149 | pub fn iter(&self) -> IDAllocatorIterator { [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] 149 | pub fn iter(&self) -> IDAllocatorIterator<'_, I> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s [INFO] running `Command { std: "docker" "inspect" "25d5f0f5d7bfef5233abcdfe424424a2e1e4dd2ed2dd578daea21e56e08b9882", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "25d5f0f5d7bfef5233abcdfe424424a2e1e4dd2ed2dd578daea21e56e08b9882", kill_on_drop: false }` [INFO] [stdout] 25d5f0f5d7bfef5233abcdfe424424a2e1e4dd2ed2dd578daea21e56e08b9882 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 9a26d010cf202c60d464dd3ef3a1710d0015a292667cb0c73a090dfbd583e254 [INFO] running `Command { std: "docker" "start" "-a" "9a26d010cf202c60d464dd3ef3a1710d0015a292667cb0c73a090dfbd583e254", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:149:17 [INFO] [stderr] | [INFO] [stderr] 149 | pub fn iter(&self) -> IDAllocatorIterator { [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] 149 | pub fn iter(&self) -> IDAllocatorIterator<'_, I> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `id_allocator` (lib) generated 1 warning (run `cargo fix --lib -p id_allocator` to apply 1 suggestion) [INFO] [stderr] warning: `id_allocator` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/id_allocator-1743c2beb758a886) [INFO] [stdout] [INFO] [stdout] running 13 tests [INFO] [stdout] test tests::allocation_after_free ... ok [INFO] [stdout] test tests::allocate_ids ... ok [INFO] [stdout] test tests::free_and_reuse_id ... ok [INFO] [stdout] test tests::allocator_reuse_after_free_all ... ok [INFO] [stdout] test tests::id_initial ... ok [INFO] [stdout] test tests::id_increment ... ok [INFO] [stdout] test tests::continuous_allocation ... ok [INFO] [stdout] test tests::allocation_fills_gaps_first ... ok [INFO] [stdout] test tests::freeing_unallocated_id ... ok [INFO] [stdout] test tests::is_allocated_for_unallocated ... ok [INFO] [stdout] test tests::multiple_allocations ... ok [INFO] [stdout] test tests::free_invalid_id ... ok [INFO] [stderr] Doc-tests id_allocator [INFO] [stdout] test tests::is_allocated ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [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" "9a26d010cf202c60d464dd3ef3a1710d0015a292667cb0c73a090dfbd583e254", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a26d010cf202c60d464dd3ef3a1710d0015a292667cb0c73a090dfbd583e254", kill_on_drop: false }` [INFO] [stdout] 9a26d010cf202c60d464dd3ef3a1710d0015a292667cb0c73a090dfbd583e254