[INFO] fetching crate mutringbuf 0.5.4...
[INFO] testing mutringbuf-0.5.4 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate mutringbuf 0.5.4 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate mutringbuf 0.5.4
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mutringbuf 0.5.4
[INFO] tweaked toml for crates.io crate mutringbuf 0.5.4 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mutringbuf 0.5.4 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mutringbuf 0.5.4 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded coreaudio-rs v0.13.0
[INFO] [stderr]   Downloaded objc2-core-audio v0.3.1
[INFO] [stderr]   Downloaded objc2-core-audio-types v0.3.1
[INFO] [stderr]   Downloaded cpal v0.16.0
[INFO] [stderr]   Downloaded gungraun-macros v0.7.0
[INFO] [stderr]   Downloaded toml_edit v0.23.6
[INFO] [stderr]   Downloaded gungraun v0.17.0
[INFO] [stderr]   Downloaded objc2-audio-toolbox v0.3.1
[INFO] [stderr]   Downloaded gungraun-runner v0.17.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e95ea46968f151642ff10a560281ea4d25174399ec01380768f045fcfcb93064
[INFO] running `Command { std: "docker" "start" "-a" "e95ea46968f151642ff10a560281ea4d25174399ec01380768f045fcfcb93064", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e95ea46968f151642ff10a560281ea4d25174399ec01380768f045fcfcb93064", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e95ea46968f151642ff10a560281ea4d25174399ec01380768f045fcfcb93064", kill_on_drop: false }`
[INFO] [stdout] e95ea46968f151642ff10a560281ea4d25174399ec01380768f045fcfcb93064
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4d4fa2d85b6bd21b8e9abe5474da8f71d4c0715810e278ea3b438a29aabb73c
[INFO] running `Command { std: "docker" "start" "-a" "b4d4fa2d85b6bd21b8e9abe5474da8f71d4c0715810e278ea3b438a29aabb73c", kill_on_drop: false }`
[INFO] [stderr]    Compiling mutringbuf v0.5.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "b4d4fa2d85b6bd21b8e9abe5474da8f71d4c0715810e278ea3b438a29aabb73c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4d4fa2d85b6bd21b8e9abe5474da8f71d4c0715810e278ea3b438a29aabb73c", kill_on_drop: false }`
[INFO] [stdout] b4d4fa2d85b6bd21b8e9abe5474da8f71d4c0715810e278ea3b438a29aabb73c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38e4b0cb28ed5d872ccf502230dad96c19d580917d19aa5b4066d22303846bfa
[INFO] running `Command { std: "docker" "start" "-a" "38e4b0cb28ed5d872ccf502230dad96c19d580917d19aa5b4066d22303846bfa", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling anstyle v1.0.13
[INFO] [stderr]    Compiling gungraun-runner v0.17.0
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling gungraun-macros v0.7.0
[INFO] [stderr]    Compiling gungraun v0.17.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling regex-lite v0.1.7
[INFO] [stderr]    Compiling condtype v1.3.0
[INFO] [stderr]    Compiling terminal_size v0.4.3
[INFO] [stderr]    Compiling clap_builder v4.5.48
[INFO] [stderr]    Compiling clap v4.5.48
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling divan-macros v0.1.21
[INFO] [stderr]    Compiling divan v0.1.21
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling derive_more v2.0.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling mutringbuf v0.5.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 21.70s
[INFO] running `Command { std: "docker" "inspect" "38e4b0cb28ed5d872ccf502230dad96c19d580917d19aa5b4066d22303846bfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38e4b0cb28ed5d872ccf502230dad96c19d580917d19aa5b4066d22303846bfa", kill_on_drop: false }`
[INFO] [stdout] 38e4b0cb28ed5d872ccf502230dad96c19d580917d19aa5b4066d22303846bfa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1064d84894d03812181e6e7ec868e44954628ddd424f3d52289fab1d285ee21d
[INFO] running `Command { std: "docker" "start" "-a" "1064d84894d03812181e6e7ec868e44954628ddd424f3d52289fab1d285ee21d", kill_on_drop: false }`
[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-28977bb2c686ce07)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test ring_buffer::storage::stack::test::from_tests ... ok
[INFO] [stdout] test ring_buffer::storage::heap::test::from_tests ... ok
[INFO] [stdout] test iterators::sync_iterators::prod_iter::test::cached_avail ... ok
[INFO] [stdout] test iterators::sync_iterators::cons_iter::test::cached_avail ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-b0a53c1a5b765bbe)
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test common::new_buf::test_new_buf ... ok
[INFO] [stdout] test common::stack::test_local_stack ... ok
[INFO] [stdout] test common::uninit_buf::test_uninit ... ok
[INFO] [stdout] test sync_tests::cons_tests::test_pop_ref_exact ... ok
[INFO] [stdout] test sync_tests::cons_tests::test_pop_slice_copy ... ok
[INFO] [stdout] test sync_tests::cons_tests::test_pop_exact ... ok
[INFO] [stdout] test sync_tests::cons_tests::test_pop_slice_exact ... ok
[INFO] [stdout] test sync_tests::cons_tests::test_pop_slice_seam ... ok
[INFO] [stdout] test sync_tests::detached_work_tests::test_work_go_back ... ok
[INFO] [stdout] test sync_tests::detached_work_tests::test_work_detached_sync_index ... ok
[INFO] [stdout] test sync_tests::drop::drop_everything ... 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::prod_tests::test_push_mut_ref ... ok
[INFO] [stdout] test sync_tests::integration_tests::test_push_work_pop_single ... ok
[INFO] [stdout] test sync_tests::detached_work_tests::test_work_detached ... ok
[INFO] [stdout] test sync_tests::detached_work_tests::test_work_detached_set_index ... ok
[INFO] [stdout] test sync_tests::drop::cons_drop_test ... ok
[INFO] [stdout] test sync_tests::work_tests::test_work_mul ... ok
[INFO] [stdout] test sync_tests::work_tests::test_work_exact ... ok
[INFO] [stdout] test sync_tests::prod_tests::test_push_mut_ref_init ... ok
[INFO] [stdout] test sync_tests::work_tests::test_work_single ... ok
[INFO] [stdout] test sync_tests::prod_tests::test_push_one_by_one ... ok
[INFO] [stdout] test sync_tests::prod_tests::test_push_slice ... ok
[INFO] [stdout] test sync_tests::cons_tests::test_pop_avail_nw_exact ... 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 len_zero_stack - should panic ... ok
[INFO] [stdout] test len_zero_heap - should panic ... ok
[INFO] [stdout] test common::stack::fibonacci_test_stack ... ok
[INFO] [stdout] test sync_tests::concurrent_fib::fibonacci_test ... 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 6.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mutringbuf
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/../README.md - (line 141) ... ignored
[INFO] [stdout] test src/../README.md - (line 149) ... ignored
[INFO] [stdout] test src/iterators/sync_iterators/prod_iter.rs - iterators::sync_iterators::prod_iter::ProdIter<'buf,B>::get_next_item_mut_init (line 322) ... ignored
[INFO] [stdout] test src/iterators/sync_iterators/prod_iter.rs - iterators::sync_iterators::prod_iter::ProdIter<'buf,B>::get_next_item_mut_init (line 328) ... ignored
[INFO] [stdout] test src/../README.md - (line 122) ... ok
[INFO] [stdout] test src/../README.md - (line 133) ... ok
[INFO] [stdout] test src/../README.md - (line 77) ... ok
[INFO] [stdout] test src/../README.md - (line 96) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 4 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.77s; merged doctests compilation took 0.76s
[INFO] running `Command { std: "docker" "inspect" "1064d84894d03812181e6e7ec868e44954628ddd424f3d52289fab1d285ee21d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1064d84894d03812181e6e7ec868e44954628ddd424f3d52289fab1d285ee21d", kill_on_drop: false }`
[INFO] [stdout] 1064d84894d03812181e6e7ec868e44954628ddd424f3d52289fab1d285ee21d