[INFO] fetching crate chunked-buffer 0.2.0... [INFO] testing chunked-buffer-0.2.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate chunked-buffer 0.2.0 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate chunked-buffer 0.2.0 [INFO] finished tweaking crates.io crate chunked-buffer 0.2.0 [INFO] tweaked toml for crates.io crate chunked-buffer 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate chunked-buffer 0.2.0 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] 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] b6dcc71bcb8678ac8b6e3986a2a588494e77c37b008ddb36c32d4942d517f2d1 [INFO] running `Command { std: "docker" "start" "-a" "b6dcc71bcb8678ac8b6e3986a2a588494e77c37b008ddb36c32d4942d517f2d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b6dcc71bcb8678ac8b6e3986a2a588494e77c37b008ddb36c32d4942d517f2d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b6dcc71bcb8678ac8b6e3986a2a588494e77c37b008ddb36c32d4942d517f2d1", kill_on_drop: false }` [INFO] [stdout] b6dcc71bcb8678ac8b6e3986a2a588494e77c37b008ddb36c32d4942d517f2d1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 2d8e508af3f221bfe80f0f83cbd7a581fc97427c045c69f131f6db661c8706e1 [INFO] running `Command { std: "docker" "start" "-a" "2d8e508af3f221bfe80f0f83cbd7a581fc97427c045c69f131f6db661c8706e1", kill_on_drop: false }` [INFO] [stderr] Compiling chunked-buffer v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:118:17 [INFO] [stdout] | [INFO] [stdout] 118 | pub fn iter(&self) -> Iter { [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] 118 | pub fn iter(&self) -> Iter<'_, CHUNK_SIZE> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:123:24 [INFO] [stdout] | [INFO] [stdout] 123 | pub fn iter_chunks(&self) -> IterChunk { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 123 | pub fn iter_chunks(&self) -> IterChunk<'_, CHUNK_SIZE> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s [INFO] running `Command { std: "docker" "inspect" "2d8e508af3f221bfe80f0f83cbd7a581fc97427c045c69f131f6db661c8706e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2d8e508af3f221bfe80f0f83cbd7a581fc97427c045c69f131f6db661c8706e1", kill_on_drop: false }` [INFO] [stdout] 2d8e508af3f221bfe80f0f83cbd7a581fc97427c045c69f131f6db661c8706e1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 3cb9dadc975102a56f6c5e053ef6f7720d7a515ff8e451d05609f58fa7cd0f32 [INFO] running `Command { std: "docker" "start" "-a" "3cb9dadc975102a56f6c5e053ef6f7720d7a515ff8e451d05609f58fa7cd0f32", kill_on_drop: false }` [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:118:17 [INFO] [stdout] | [INFO] [stdout] 118 | pub fn iter(&self) -> Iter { [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] 118 | pub fn iter(&self) -> Iter<'_, CHUNK_SIZE> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:123:24 [INFO] [stdout] | [INFO] [stdout] 123 | pub fn iter_chunks(&self) -> IterChunk { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 123 | pub fn iter_chunks(&self) -> IterChunk<'_, CHUNK_SIZE> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling chunked-buffer v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:118:17 [INFO] [stdout] | [INFO] [stdout] 118 | pub fn iter(&self) -> Iter { [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] 118 | pub fn iter(&self) -> Iter<'_, CHUNK_SIZE> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:123:24 [INFO] [stdout] | [INFO] [stdout] 123 | pub fn iter_chunks(&self) -> IterChunk { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 123 | pub fn iter_chunks(&self) -> IterChunk<'_, CHUNK_SIZE> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s [INFO] running `Command { std: "docker" "inspect" "3cb9dadc975102a56f6c5e053ef6f7720d7a515ff8e451d05609f58fa7cd0f32", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3cb9dadc975102a56f6c5e053ef6f7720d7a515ff8e451d05609f58fa7cd0f32", kill_on_drop: false }` [INFO] [stdout] 3cb9dadc975102a56f6c5e053ef6f7720d7a515ff8e451d05609f58fa7cd0f32 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] b614cfb24ab8e517762e992696cb68858b02c2a1f68dcbd86e508ed00337b7fd [INFO] running `Command { std: "docker" "start" "-a" "b614cfb24ab8e517762e992696cb68858b02c2a1f68dcbd86e508ed00337b7fd", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] running 9 tests [INFO] [stderr] --> src/lib.rs:118:17 [INFO] [stderr] | [INFO] [stderr] 118 | pub fn iter(&self) -> Iter { [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] 118 | pub fn iter(&self) -> Iter<'_, CHUNK_SIZE> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:123:24 [INFO] [stderr] | [INFO] [stderr] 123 | pub fn iter_chunks(&self) -> IterChunk { [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] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 123 | pub fn iter_chunks(&self) -> IterChunk<'_, CHUNK_SIZE> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `chunked-buffer` (lib) generated 2 warnings (run `cargo fix --lib -p chunked-buffer` to apply 2 suggestions) [INFO] [stderr] warning: `chunked-buffer` (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/chunked_buffer-acaa9bbb7e3217e0) [INFO] [stdout] test tests::test ... ok [INFO] [stdout] test tests::test_iter_chunks ... ok [INFO] [stdout] test tests::test_iterator ... ok [INFO] [stdout] test tests::test_index ... ok [INFO] [stdout] test tests::test_index_mut ... ok [INFO] [stdout] test tests::test_index_mut_out_of_bounds - should panic ... ok [INFO] [stdout] test tests::test_index_mut_panic_on_empty - should panic ... ok [INFO] [stdout] test tests::test_index_out_of_bounds - should panic ... ok [INFO] [stderr] Doc-tests chunked_buffer [INFO] [stdout] test tests::test_index_panic_on_empty - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - GenericChunkedBuffer (line 26) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.41s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b614cfb24ab8e517762e992696cb68858b02c2a1f68dcbd86e508ed00337b7fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b614cfb24ab8e517762e992696cb68858b02c2a1f68dcbd86e508ed00337b7fd", kill_on_drop: false }` [INFO] [stdout] b614cfb24ab8e517762e992696cb68858b02c2a1f68dcbd86e508ed00337b7fd