[INFO] fetching crate mutringbuf 0.5.3...
[INFO] testing mutringbuf-0.5.3 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate mutringbuf 0.5.3 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate mutringbuf 0.5.3
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mutringbuf 0.5.3
[INFO] tweaked toml for crates.io crate mutringbuf 0.5.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mutringbuf 0.5.3 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] crate crates.io crate mutringbuf 0.5.3 already has a lockfile, it will not be regenerated
[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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 542494d1582bae44d42064dd56e376c41636fd6573ec099b6da150fe2daf27ac
[INFO] running `Command { std: "docker" "start" "-a" "542494d1582bae44d42064dd56e376c41636fd6573ec099b6da150fe2daf27ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "542494d1582bae44d42064dd56e376c41636fd6573ec099b6da150fe2daf27ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "542494d1582bae44d42064dd56e376c41636fd6573ec099b6da150fe2daf27ac", kill_on_drop: false }`
[INFO] [stdout] 542494d1582bae44d42064dd56e376c41636fd6573ec099b6da150fe2daf27ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 143ff30ef82e5a97a7ec98f7707c5b0e623fbc14f2d63a9195aaff98d947c268
[INFO] running `Command { std: "docker" "start" "-a" "143ff30ef82e5a97a7ec98f7707c5b0e623fbc14f2d63a9195aaff98d947c268", kill_on_drop: false }`
[INFO] [stderr]    Compiling mutringbuf v0.5.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ring_buffer/storage/stack/mod.rs:69:14
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn split(&mut self) -> (ProdIter<B>, ConsIter<B, false>);
[INFO] [stdout]    |              ^^^^^^^^^      ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |              |              |
[INFO] [stdout]    |              |              the same lifetime is hidden here
[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] 69 |     fn split(&mut self) -> (ProdIter<'_, B>, ConsIter<'_, B, false>);
[INFO] [stdout]    |                                      +++              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ring_buffer/storage/stack/mod.rs:75:18
[INFO] [stdout]    |
[INFO] [stdout] 75 |     fn split_mut(&mut self) -> (ProdIter<B>, WorkIter<B>, ConsIter<B, true>);
[INFO] [stdout]    |                  ^^^^^^^^^      ^^^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                  |              |            |
[INFO] [stdout]    |                  |              |            the same lifetime is hidden here
[INFO] [stdout]    |                  |              the same lifetime is hidden here
[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] 75 |     fn split_mut(&mut self) -> (ProdIter<'_, B>, WorkIter<'_, B>, ConsIter<'_, B, true>);
[INFO] [stdout]    |                                          +++              +++              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ring_buffer/storage/mod.rs:54:22
[INFO] [stdout]    |
[INFO] [stdout] 54 |             fn split(&mut self) -> (ProdIter<$Struct<StackStorage<T, N>>>, ConsIter<$Struct<StackStorage<T, N>>, false>) {
[INFO] [stdout]    |                      ^^^^^^^^^      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                      |              |
[INFO] [stdout]    |                      |              the same lifetime is hidden here
[INFO] [stdout]    |                      the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ring_buffer/variants/concurrent_rb.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | impl_splits!(ConcurrentMutRingBuf);
[INFO] [stdout]    | ---------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: this warning originates in the macro `impl_splits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 54 |             fn split(&mut self) -> (ProdIter<'_, $Struct<StackStorage<T, N>>>, ConsIter<'_, $Struct<StackStorage<T, N>>, false>) {
[INFO] [stdout]    |                                              +++                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ring_buffer/storage/mod.rs:65:26
[INFO] [stdout]    |
[INFO] [stdout] 65 | ...ut(&mut self) -> (ProdIter<$Struct<StackStorage<T, N>>>, WorkIter<$Struct<StackStorage<T, N>>>, ConsIter<$Struct<StackStorage<T, N>>, true>) {
[INFO] [stdout]    |       ^^^^^^^^^      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |       |              |                                      |
[INFO] [stdout]    |       |              |                                      the same lifetime is hidden here
[INFO] [stdout]    |       |              the same lifetime is hidden here
[INFO] [stdout]    |       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ring_buffer/variants/concurrent_rb.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | impl_splits!(ConcurrentMutRingBuf);
[INFO] [stdout]    | ---------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: this warning originates in the macro `impl_splits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 65 |             fn split_mut(&mut self) -> (ProdIter<'_, $Struct<StackStorage<T, N>>>, WorkIter<'_, $Struct<StackStorage<T, N>>>, ConsIter<'_, $Struct<StackStorage<T, N>>, true>) {
[INFO] [stdout]    |                                                  +++                                        +++                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ring_buffer/storage/mod.rs:54:22
[INFO] [stdout]    |
[INFO] [stdout] 54 |             fn split(&mut self) -> (ProdIter<$Struct<StackStorage<T, N>>>, ConsIter<$Struct<StackStorage<T, N>>, false>) {
[INFO] [stdout]    |                      ^^^^^^^^^      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                      |              |
[INFO] [stdout]    |                      |              the same lifetime is hidden here
[INFO] [stdout]    |                      the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ring_buffer/variants/local_rb.rs:42:1
[INFO] [stdout]    |
[INFO] [stdout] 42 | impl_splits!(LocalMutRingBuf);
[INFO] [stdout]    | ----------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: this warning originates in the macro `impl_splits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 54 |             fn split(&mut self) -> (ProdIter<'_, $Struct<StackStorage<T, N>>>, ConsIter<'_, $Struct<StackStorage<T, N>>, false>) {
[INFO] [stdout]    |                                              +++                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ring_buffer/storage/mod.rs:65:26
[INFO] [stdout]    |
[INFO] [stdout] 65 | ...ut(&mut self) -> (ProdIter<$Struct<StackStorage<T, N>>>, WorkIter<$Struct<StackStorage<T, N>>>, ConsIter<$Struct<StackStorage<T, N>>, true>) {
[INFO] [stdout]    |       ^^^^^^^^^      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |       |              |                                      |
[INFO] [stdout]    |       |              |                                      the same lifetime is hidden here
[INFO] [stdout]    |       |              the same lifetime is hidden here
[INFO] [stdout]    |       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ring_buffer/variants/local_rb.rs:42:1
[INFO] [stdout]    |
[INFO] [stdout] 42 | impl_splits!(LocalMutRingBuf);
[INFO] [stdout]    | ----------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: this warning originates in the macro `impl_splits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 65 |             fn split_mut(&mut self) -> (ProdIter<'_, $Struct<StackStorage<T, N>>>, WorkIter<'_, $Struct<StackStorage<T, N>>>, ConsIter<'_, $Struct<StackStorage<T, N>>, true>) {
[INFO] [stdout]    |                                                  +++                                        +++                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "143ff30ef82e5a97a7ec98f7707c5b0e623fbc14f2d63a9195aaff98d947c268", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "143ff30ef82e5a97a7ec98f7707c5b0e623fbc14f2d63a9195aaff98d947c268", kill_on_drop: false }`
[INFO] [stdout] 143ff30ef82e5a97a7ec98f7707c5b0e623fbc14f2d63a9195aaff98d947c268
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 1204b12b0d643dc58fba0b50fc0c15076ac078478a6821b9a9919f2236be89b7
[INFO] running `Command { std: "docker" "start" "-a" "1204b12b0d643dc58fba0b50fc0c15076ac078478a6821b9a9919f2236be89b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v1.0.5
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling iai-callgrind-runner v0.14.0
[INFO] [stderr]    Compiling tokio v1.44.2
[INFO] [stderr]    Compiling iai-callgrind v0.14.0
[INFO] [stderr]    Compiling condtype v1.3.0
[INFO] [stderr]    Compiling regex-lite v0.1.6
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ring_buffer/storage/stack/mod.rs:69:14
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn split(&mut self) -> (ProdIter<B>, ConsIter<B, false>);
[INFO] [stdout]    |              ^^^^^^^^^      ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |              |              |
[INFO] [stdout]    |              |              the same lifetime is hidden here
[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] 69 |     fn split(&mut self) -> (ProdIter<'_, B>, ConsIter<'_, B, false>);
[INFO] [stdout]    |                                      +++              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ring_buffer/storage/stack/mod.rs:75:18
[INFO] [stdout]    |
[INFO] [stdout] 75 |     fn split_mut(&mut self) -> (ProdIter<B>, WorkIter<B>, ConsIter<B, true>);
[INFO] [stdout]    |                  ^^^^^^^^^      ^^^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                  |              |            |
[INFO] [stdout]    |                  |              |            the same lifetime is hidden here
[INFO] [stdout]    |                  |              the same lifetime is hidden here
[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] 75 |     fn split_mut(&mut self) -> (ProdIter<'_, B>, WorkIter<'_, B>, ConsIter<'_, B, true>);
[INFO] [stdout]    |                                          +++              +++              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ring_buffer/storage/mod.rs:54:22
[INFO] [stdout]    |
[INFO] [stdout] 54 |             fn split(&mut self) -> (ProdIter<$Struct<StackStorage<T, N>>>, ConsIter<$Struct<StackStorage<T, N>>, false>) {
[INFO] [stdout]    |                      ^^^^^^^^^      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                      |              |
[INFO] [stdout]    |                      |              the same lifetime is hidden here
[INFO] [stdout]    |                      the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ring_buffer/variants/concurrent_rb.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | impl_splits!(ConcurrentMutRingBuf);
[INFO] [stdout]    | ---------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: this warning originates in the macro `impl_splits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 54 |             fn split(&mut self) -> (ProdIter<'_, $Struct<StackStorage<T, N>>>, ConsIter<'_, $Struct<StackStorage<T, N>>, false>) {
[INFO] [stdout]    |                                              +++                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ring_buffer/storage/mod.rs:65:26
[INFO] [stdout]    |
[INFO] [stdout] 65 | ...ut(&mut self) -> (ProdIter<$Struct<StackStorage<T, N>>>, WorkIter<$Struct<StackStorage<T, N>>>, ConsIter<$Struct<StackStorage<T, N>>, true>) {
[INFO] [stdout]    |       ^^^^^^^^^      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |       |              |                                      |
[INFO] [stdout]    |       |              |                                      the same lifetime is hidden here
[INFO] [stdout]    |       |              the same lifetime is hidden here
[INFO] [stdout]    |       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ring_buffer/variants/concurrent_rb.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | impl_splits!(ConcurrentMutRingBuf);
[INFO] [stdout]    | ---------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: this warning originates in the macro `impl_splits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 65 |             fn split_mut(&mut self) -> (ProdIter<'_, $Struct<StackStorage<T, N>>>, WorkIter<'_, $Struct<StackStorage<T, N>>>, ConsIter<'_, $Struct<StackStorage<T, N>>, true>) {
[INFO] [stdout]    |                                                  +++                                        +++                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ring_buffer/storage/mod.rs:54:22
[INFO] [stdout]    |
[INFO] [stdout] 54 |             fn split(&mut self) -> (ProdIter<$Struct<StackStorage<T, N>>>, ConsIter<$Struct<StackStorage<T, N>>, false>) {
[INFO] [stdout]    |                      ^^^^^^^^^      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                      |              |
[INFO] [stdout]    |                      |              the same lifetime is hidden here
[INFO] [stdout]    |                      the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ring_buffer/variants/local_rb.rs:42:1
[INFO] [stdout]    |
[INFO] [stdout] 42 | impl_splits!(LocalMutRingBuf);
[INFO] [stdout]    | ----------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: this warning originates in the macro `impl_splits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 54 |             fn split(&mut self) -> (ProdIter<'_, $Struct<StackStorage<T, N>>>, ConsIter<'_, $Struct<StackStorage<T, N>>, false>) {
[INFO] [stdout]    |                                              +++                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ring_buffer/storage/mod.rs:65:26
[INFO] [stdout]    |
[INFO] [stdout] 65 | ...ut(&mut self) -> (ProdIter<$Struct<StackStorage<T, N>>>, WorkIter<$Struct<StackStorage<T, N>>>, ConsIter<$Struct<StackStorage<T, N>>, true>) {
[INFO] [stdout]    |       ^^^^^^^^^      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |       |              |                                      |
[INFO] [stdout]    |       |              |                                      the same lifetime is hidden here
[INFO] [stdout]    |       |              the same lifetime is hidden here
[INFO] [stdout]    |       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ring_buffer/variants/local_rb.rs:42:1
[INFO] [stdout]    |
[INFO] [stdout] 42 | impl_splits!(LocalMutRingBuf);
[INFO] [stdout]    | ----------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: this warning originates in the macro `impl_splits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 65 |             fn split_mut(&mut self) -> (ProdIter<'_, $Struct<StackStorage<T, N>>>, WorkIter<'_, $Struct<StackStorage<T, N>>>, ConsIter<'_, $Struct<StackStorage<T, N>>, true>) {
[INFO] [stdout]    |                                                  +++                                        +++                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling terminal_size v0.4.2
[INFO] [stderr]    Compiling clap_builder v4.5.36
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling clap v4.5.36
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling divan-macros v0.1.21
[INFO] [stderr]    Compiling async-stream v0.3.6
[INFO] [stderr]    Compiling tokio-test v0.4.4
[INFO] [stderr]    Compiling divan v0.1.21
[INFO] [stderr]    Compiling derive_more v1.0.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling iai-callgrind-macros v0.5.0
[INFO] [stderr]    Compiling mutringbuf v0.5.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ring_buffer/storage/stack/mod.rs:69:14
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn split(&mut self) -> (ProdIter<B>, ConsIter<B, false>);
[INFO] [stdout]    |              ^^^^^^^^^      ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |              |              |
[INFO] [stdout]    |              |              the same lifetime is hidden here
[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] 69 |     fn split(&mut self) -> (ProdIter<'_, B>, ConsIter<'_, B, false>);
[INFO] [stdout]    |                                      +++              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ring_buffer/storage/stack/mod.rs:75:18
[INFO] [stdout]    |
[INFO] [stdout] 75 |     fn split_mut(&mut self) -> (ProdIter<B>, WorkIter<B>, ConsIter<B, true>);
[INFO] [stdout]    |                  ^^^^^^^^^      ^^^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                  |              |            |
[INFO] [stdout]    |                  |              |            the same lifetime is hidden here
[INFO] [stdout]    |                  |              the same lifetime is hidden here
[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] 75 |     fn split_mut(&mut self) -> (ProdIter<'_, B>, WorkIter<'_, B>, ConsIter<'_, B, true>);
[INFO] [stdout]    |                                          +++              +++              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ring_buffer/storage/mod.rs:54:22
[INFO] [stdout]    |
[INFO] [stdout] 54 |             fn split(&mut self) -> (ProdIter<$Struct<StackStorage<T, N>>>, ConsIter<$Struct<StackStorage<T, N>>, false>) {
[INFO] [stdout]    |                      ^^^^^^^^^      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                      |              |
[INFO] [stdout]    |                      |              the same lifetime is hidden here
[INFO] [stdout]    |                      the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ring_buffer/variants/concurrent_rb.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | impl_splits!(ConcurrentMutRingBuf);
[INFO] [stdout]    | ---------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: this warning originates in the macro `impl_splits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 54 |             fn split(&mut self) -> (ProdIter<'_, $Struct<StackStorage<T, N>>>, ConsIter<'_, $Struct<StackStorage<T, N>>, false>) {
[INFO] [stdout]    |                                              +++                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ring_buffer/storage/mod.rs:65:26
[INFO] [stdout]    |
[INFO] [stdout] 65 | ...ut(&mut self) -> (ProdIter<$Struct<StackStorage<T, N>>>, WorkIter<$Struct<StackStorage<T, N>>>, ConsIter<$Struct<StackStorage<T, N>>, true>) {
[INFO] [stdout]    |       ^^^^^^^^^      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |       |              |                                      |
[INFO] [stdout]    |       |              |                                      the same lifetime is hidden here
[INFO] [stdout]    |       |              the same lifetime is hidden here
[INFO] [stdout]    |       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ring_buffer/variants/concurrent_rb.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | impl_splits!(ConcurrentMutRingBuf);
[INFO] [stdout]    | ---------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: this warning originates in the macro `impl_splits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 65 |             fn split_mut(&mut self) -> (ProdIter<'_, $Struct<StackStorage<T, N>>>, WorkIter<'_, $Struct<StackStorage<T, N>>>, ConsIter<'_, $Struct<StackStorage<T, N>>, true>) {
[INFO] [stdout]    |                                                  +++                                        +++                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ring_buffer/storage/mod.rs:54:22
[INFO] [stdout]    |
[INFO] [stdout] 54 |             fn split(&mut self) -> (ProdIter<$Struct<StackStorage<T, N>>>, ConsIter<$Struct<StackStorage<T, N>>, false>) {
[INFO] [stdout]    |                      ^^^^^^^^^      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                      |              |
[INFO] [stdout]    |                      |              the same lifetime is hidden here
[INFO] [stdout]    |                      the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ring_buffer/variants/local_rb.rs:42:1
[INFO] [stdout]    |
[INFO] [stdout] 42 | impl_splits!(LocalMutRingBuf);
[INFO] [stdout]    | ----------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: this warning originates in the macro `impl_splits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 54 |             fn split(&mut self) -> (ProdIter<'_, $Struct<StackStorage<T, N>>>, ConsIter<'_, $Struct<StackStorage<T, N>>, false>) {
[INFO] [stdout]    |                                              +++                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ring_buffer/storage/mod.rs:65:26
[INFO] [stdout]    |
[INFO] [stdout] 65 | ...ut(&mut self) -> (ProdIter<$Struct<StackStorage<T, N>>>, WorkIter<$Struct<StackStorage<T, N>>>, ConsIter<$Struct<StackStorage<T, N>>, true>) {
[INFO] [stdout]    |       ^^^^^^^^^      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |       |              |                                      |
[INFO] [stdout]    |       |              |                                      the same lifetime is hidden here
[INFO] [stdout]    |       |              the same lifetime is hidden here
[INFO] [stdout]    |       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ring_buffer/variants/local_rb.rs:42:1
[INFO] [stdout]    |
[INFO] [stdout] 42 | impl_splits!(LocalMutRingBuf);
[INFO] [stdout]    | ----------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: this warning originates in the macro `impl_splits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 65 |             fn split_mut(&mut self) -> (ProdIter<'_, $Struct<StackStorage<T, N>>>, WorkIter<'_, $Struct<StackStorage<T, N>>>, ConsIter<'_, $Struct<StackStorage<T, N>>, true>) {
[INFO] [stdout]    |                                                  +++                                        +++                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 39.01s
[INFO] running `Command { std: "docker" "inspect" "1204b12b0d643dc58fba0b50fc0c15076ac078478a6821b9a9919f2236be89b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1204b12b0d643dc58fba0b50fc0c15076ac078478a6821b9a9919f2236be89b7", kill_on_drop: false }`
[INFO] [stdout] 1204b12b0d643dc58fba0b50fc0c15076ac078478a6821b9a9919f2236be89b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2042829f212b9f7ffe276f816d5e94186adc860940e234021312702e87b4db6f
[INFO] running `Command { std: "docker" "start" "-a" "2042829f212b9f7ffe276f816d5e94186adc860940e234021312702e87b4db6f", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/ring_buffer/storage/stack/mod.rs:69:14
[INFO] [stderr]    |
[INFO] [stderr] 69 |     fn split(&mut self) -> (ProdIter<B>, ConsIter<B, false>);
[INFO] [stderr]    |              ^^^^^^^^^      ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |              |              |
[INFO] [stderr]    |              |              the same lifetime is hidden here
[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] 69 |     fn split(&mut self) -> (ProdIter<'_, B>, ConsIter<'_, B, false>);
[INFO] [stderr]    |                                      +++              +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/ring_buffer/storage/stack/mod.rs:75:18
[INFO] [stderr]    |
[INFO] [stderr] 75 |     fn split_mut(&mut self) -> (ProdIter<B>, WorkIter<B>, ConsIter<B, true>);
[INFO] [stderr]    |                  ^^^^^^^^^      ^^^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                  |              |            |
[INFO] [stderr]    |                  |              |            the same lifetime is hidden here
[INFO] [stderr]    |                  |              the same lifetime is hidden here
[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] 75 |     fn split_mut(&mut self) -> (ProdIter<'_, B>, WorkIter<'_, B>, ConsIter<'_, B, true>);
[INFO] [stderr]    |                                          +++              +++              +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/ring_buffer/storage/mod.rs:54:22
[INFO] [stderr]    |
[INFO] [stderr] 54 |             fn split(&mut self) -> (ProdIter<$Struct<StackStorage<T, N>>>, ConsIter<$Struct<StackStorage<T, N>>, false>) {
[INFO] [stderr]    |                      ^^^^^^^^^      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                      |              |
[INFO] [stderr]    |                      |              the same lifetime is hidden here
[INFO] [stderr]    |                      the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]   ::: src/ring_buffer/variants/concurrent_rb.rs:52:1
[INFO] [stderr]    |
[INFO] [stderr] 52 | impl_splits!(ConcurrentMutRingBuf);
[INFO] [stderr]    | ---------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: this warning originates in the macro `impl_splits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 54 |             fn split(&mut self) -> (ProdIter<'_, $Struct<StackStorage<T, N>>>, ConsIter<'_, $Struct<StackStorage<T, N>>, false>) {
[INFO] [stderr]    |                                              +++                                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/ring_buffer/storage/mod.rs:65:26
[INFO] [stderr]    |
[INFO] [stderr] 65 | ...ut(&mut self) -> (ProdIter<$Struct<StackStorage<T, N>>>, WorkIter<$Struct<StackStorage<T, N>>>, ConsIter<$Struct<StackStorage<T, N>>, true>) {
[INFO] [stderr]    |       ^^^^^^^^^      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |       |              |                                      |
[INFO] [stderr]    |       |              |                                      the same lifetime is hidden here
[INFO] [stderr]    |       |              the same lifetime is hidden here
[INFO] [stderr]    |       the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]   ::: src/ring_buffer/variants/concurrent_rb.rs:52:1
[INFO] [stderr]    |
[INFO] [stderr] 52 | impl_splits!(ConcurrentMutRingBuf);
[INFO] [stderr]    | ---------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: this warning originates in the macro `impl_splits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 65 |             fn split_mut(&mut self) -> (ProdIter<'_, $Struct<StackStorage<T, N>>>, WorkIter<'_, $Struct<StackStorage<T, N>>>, ConsIter<'_, $Struct<StackStorage<T, N>>, true>) {
[INFO] [stderr]    |                                                  +++                                        +++                                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/ring_buffer/storage/mod.rs:54:22
[INFO] [stderr]    |
[INFO] [stderr] 54 |             fn split(&mut self) -> (ProdIter<$Struct<StackStorage<T, N>>>, ConsIter<$Struct<StackStorage<T, N>>, false>) {
[INFO] [stderr]    |                      ^^^^^^^^^      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                      |              |
[INFO] [stderr]    |                      |              the same lifetime is hidden here
[INFO] [stderr]    |                      the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]   ::: src/ring_buffer/variants/local_rb.rs:42:1
[INFO] [stderr]    |
[INFO] [stderr] 42 | impl_splits!(LocalMutRingBuf);
[INFO] [stderr]    | ----------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: this warning originates in the macro `impl_splits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 54 |             fn split(&mut self) -> (ProdIter<'_, $Struct<StackStorage<T, N>>>, ConsIter<'_, $Struct<StackStorage<T, N>>, false>) {
[INFO] [stderr]    |                                              +++                                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/ring_buffer/storage/mod.rs:65:26
[INFO] [stderr]    |
[INFO] [stderr] 65 | ...ut(&mut self) -> (ProdIter<$Struct<StackStorage<T, N>>>, WorkIter<$Struct<StackStorage<T, N>>>, ConsIter<$Struct<StackStorage<T, N>>, true>) {
[INFO] [stderr]    |       ^^^^^^^^^      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |       |              |                                      |
[INFO] [stderr]    |       |              |                                      the same lifetime is hidden here
[INFO] [stderr]    |       |              the same lifetime is hidden here
[INFO] [stderr]    |       the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]   ::: src/ring_buffer/variants/local_rb.rs:42:1
[INFO] [stderr]    |
[INFO] [stderr] 42 | impl_splits!(LocalMutRingBuf);
[INFO] [stderr]    | ----------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: this warning originates in the macro `impl_splits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 65 |             fn split_mut(&mut self) -> (ProdIter<'_, $Struct<StackStorage<T, N>>>, WorkIter<'_, $Struct<StackStorage<T, N>>>, ConsIter<'_, $Struct<StackStorage<T, N>>, true>) {
[INFO] [stderr]    |                                                  +++                                        +++                                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: `mutringbuf` (lib) generated 6 warnings (run `cargo fix --lib -p mutringbuf` to apply 6 suggestions)
[INFO] [stderr] warning: `mutringbuf` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mutringbuf-80d8cc86c8b6e818)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test iterators::sync_iterators::cons_iter::test::cached_avail ... ok
[INFO] [stdout] test ring_buffer::storage::stack::test::from_tests ... ok
[INFO] [stdout] test iterators::sync_iterators::prod_iter::test::cached_avail ... ok
[INFO] [stdout] test ring_buffer::storage::heap::test::from_tests ... ok
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-2289285a9fccf271)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test common::new_buf::test_new_buf ... ok
[INFO] [stdout] test common::uninit_buf::test_uninit ... ok
[INFO] [stdout] test common::stack::test_local_stack ... ok
[INFO] [stdout] test sync_tests::cons_tests::test_pop_avail_nw_exact ... ok
[INFO] [stdout] test sync_tests::cons_tests::test_pop_slice_copy ... ok
[INFO] [stdout] test sync_tests::cons_tests::test_pop_slice_exact ... ok
[INFO] [stdout] test sync_tests::cons_tests::test_pop_exact ... ok
[INFO] [stdout] test sync_tests::cons_tests::test_pop_ref_exact ... ok
[INFO] [stdout] test sync_tests::detached_work_tests::test_work_detached_set_index ... ok
[INFO] [stdout] test sync_tests::cons_tests::test_pop_slice_seam ... ok
[INFO] [stdout] test sync_tests::detached_work_tests::test_work_detached_sync_index ... ok
[INFO] [stdout] test sync_tests::detached_work_tests::test_work_go_back ... ok
[INFO] [stdout] test sync_tests::drop::cons_drop_test ... ok
[INFO] [stdout] test sync_tests::drop::prod_drop_test ... ok
[INFO] [stdout] test sync_tests::drop::work_drop_test ... ok
[INFO] [stdout] test sync_tests::integration_tests::test_push_work_pop_single ... ok
[INFO] [stdout] test sync_tests::integration_tests::test_push_work_pop_slice ... ok
[INFO] [stdout] test sync_tests::integration_tests::test_reset ... ok
[INFO] [stdout] test sync_tests::detached_work_tests::test_work_detached ... ok
[INFO] [stdout] test sync_tests::drop::drop_everything ... ok
[INFO] [stdout] test sync_tests::prod_tests::test_push_mut_ref_init ... ok
[INFO] [stdout] test sync_tests::prod_tests::test_push_one_by_one ... ok
[INFO] [stdout] test sync_tests::prod_tests::test_push_mut_ref ... ok
[INFO] [stdout] test sync_tests::prod_tests::test_push_slice ... ok
[INFO] [stdout] test sync_tests::work_tests::test_work_exact ... ok
[INFO] [stdout] test sync_tests::work_tests::test_work_mul ... ok
[INFO] [stdout] test sync_tests::work_tests::test_work_single ... ok
[INFO] [stdout] test len_zero_heap - should panic ... ok
[INFO] [stdout] test len_zero_stack - should panic ... ok
[INFO] [stdout] test sync_tests::concurrent_fib::fibonacci_test ... ok
[INFO] [stdout] test common::stack::fibonacci_test_stack ... ok
[INFO] [stdout] test sync_tests::multithreading::test_mt_non_workable ... ok
[INFO] [stdout] test sync_tests::multithreading::test_mt_workable ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 33 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mutringbuf
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/lib.rs:1:18
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![cfg_attr(doc, feature(doc_cfg))]
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 1 previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2025-09-21-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type lib --color auto --crate-name mutringbuf --test src/lib.rs --test-run-directory /opt/rustwide/workdir -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --warn=unexpected_cfgs --check-cfg 'cfg(cpal)' --extern crossbeam_utils=/opt/rustwide/target/debug/deps/libcrossbeam_utils-100482555ca574f5.rlib --extern divan=/opt/rustwide/target/debug/deps/libdivan-6c1177b9b703c3bf.rlib --extern iai_callgrind=/opt/rustwide/target/debug/deps/libiai_callgrind-dadc3215959d62b6.rlib --extern libc=/opt/rustwide/target/debug/deps/liblibc-d75767512c50648b.rlib --extern mutringbuf=/opt/rustwide/target/debug/deps/libmutringbuf-ce7e4f6c0bb02394.rlib --extern tokio_test=/opt/rustwide/target/debug/deps/libtokio_test-88b548e2a068bba0.rlib -C embed-bitcode=no --cfg 'feature="alloc"' --cfg 'feature="default"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "async", "default", "vmem"))' --cap-lints=warn --error-format human` (exit status: 1)
[INFO] [stderr] note: test exited abnormally; to see the full output pass --no-capture to the harness.
[INFO] running `Command { std: "docker" "inspect" "2042829f212b9f7ffe276f816d5e94186adc860940e234021312702e87b4db6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2042829f212b9f7ffe276f816d5e94186adc860940e234021312702e87b4db6f", kill_on_drop: false }`
[INFO] [stdout] 2042829f212b9f7ffe276f816d5e94186adc860940e234021312702e87b4db6f
