[INFO] fetching crate ringbuff 0.1.7...
[INFO] testing ringbuff-0.1.7 against 1.91.0 for beta-1.92-2
[INFO] extracting crate ringbuff 0.1.7 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate ringbuff 0.1.7
[INFO] finished tweaking crates.io crate ringbuff 0.1.7
[INFO] tweaked toml for crates.io crate ringbuff 0.1.7 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ringbuff 0.1.7 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ringbuff 0.1.7 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded test-fuzz-runtime v7.2.4
[INFO] [stderr]   Downloaded test-fuzz v7.2.4
[INFO] [stderr]   Downloaded serde_combinators v0.1.0
[INFO] [stderr]   Downloaded env_logger v0.10.2
[INFO] [stderr]   Downloaded futures-test v0.3.31
[INFO] [stderr]   Downloaded is-terminal v0.4.16
[INFO] [stderr]   Downloaded cargo_metadata v0.19.2
[INFO] [stderr]   Downloaded pretty_env_logger v0.5.0
[INFO] [stderr]   Downloaded test-fuzz-macro v7.2.4
[INFO] [stderr]   Downloaded regex v1.11.2
[INFO] [stderr]   Downloaded test-fuzz-internal v7.2.4
[INFO] [stderr]   Downloaded regex-automata v0.4.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ed9e7c0aae4eb6a8da5dd3f0cb28b541cbf6ddb8070016f335185fe73565b1f
[INFO] running `Command { std: "docker" "start" "-a" "1ed9e7c0aae4eb6a8da5dd3f0cb28b541cbf6ddb8070016f335185fe73565b1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ed9e7c0aae4eb6a8da5dd3f0cb28b541cbf6ddb8070016f335185fe73565b1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ed9e7c0aae4eb6a8da5dd3f0cb28b541cbf6ddb8070016f335185fe73565b1f", kill_on_drop: false }`
[INFO] [stdout] 1ed9e7c0aae4eb6a8da5dd3f0cb28b541cbf6ddb8070016f335185fe73565b1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0d624e354005377d3bf15442ae98f44ff1ae14b8dd3316fe0b5faabe2d89b06
[INFO] running `Command { std: "docker" "start" "-a" "e0d624e354005377d3bf15442ae98f44ff1ae14b8dd3316fe0b5faabe2d89b06", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling ringbuff v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.57s
[INFO] running `Command { std: "docker" "inspect" "e0d624e354005377d3bf15442ae98f44ff1ae14b8dd3316fe0b5faabe2d89b06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0d624e354005377d3bf15442ae98f44ff1ae14b8dd3316fe0b5faabe2d89b06", kill_on_drop: false }`
[INFO] [stdout] e0d624e354005377d3bf15442ae98f44ff1ae14b8dd3316fe0b5faabe2d89b06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be3a4a131428a84beb9aa5504b037e448a92986cfb4789c8f774ec677e936506
[INFO] running `Command { std: "docker" "start" "-a" "be3a4a131428a84beb9aa5504b037e448a92986cfb4789c8f774ec677e936506", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling test-fuzz-internal v7.2.4
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling unty v0.0.4
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling cpufeatures v0.2.17
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling test-fuzz v7.2.4
[INFO] [stderr]    Compiling humantime v2.2.0
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling thiserror-impl v2.0.16
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling regex v1.11.2
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling env_logger v0.10.2
[INFO] [stderr]    Compiling pretty_env_logger v0.5.0
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling darling_macro v0.21.3
[INFO] [stderr]    Compiling darling v0.21.3
[INFO] [stderr]    Compiling test-fuzz-macro v7.2.4
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling futures-test v0.3.31
[INFO] [stderr]    Compiling ringbuff v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling cargo-platform v0.1.9
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling camino v1.1.12
[INFO] [stderr]    Compiling bincode v2.0.1
[INFO] [stderr]    Compiling serde_combinators v0.1.0
[INFO] [stderr]    Compiling cargo_metadata v0.19.2
[INFO] [stderr]    Compiling test-fuzz-runtime v7.2.4
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 46.55s
[INFO] running `Command { std: "docker" "inspect" "be3a4a131428a84beb9aa5504b037e448a92986cfb4789c8f774ec677e936506", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be3a4a131428a84beb9aa5504b037e448a92986cfb4789c8f774ec677e936506", kill_on_drop: false }`
[INFO] [stdout] be3a4a131428a84beb9aa5504b037e448a92986cfb4789c8f774ec677e936506
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6cb87df23e2cb1c848374679647d021ddb8e9d476eaf5c0efecdd96002ec3467
[INFO] running `Command { std: "docker" "start" "-a" "6cb87df23e2cb1c848374679647d021ddb8e9d476eaf5c0efecdd96002ec3467", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ringbuff-19df0d0763842486)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test ringbuf::tests::test_boundary_condition ... ok
[INFO] [stderr] If you are trying to run a test-fuzz-generated fuzzing harness, be sure to run with `TEST_FUZZ=1`.
[INFO] [stdout] test ringbuf::tests::test_pos ... ok
[INFO] [stdout] test ringbuf::tests::test_unsafe_fns ... ok
[INFO] [stdout] test pipe::tests::test_pipe ... ok
[INFO] [stdout] test ringbuf::tests::test_io ... ok
[INFO] [stdout] test ringbuf::tests::fuzz_test_unsafe_fn_fuzz__::entry ... ok
[INFO] [stdout] test ringbuf::tests::fuzz_test_unsafe_fn_fuzz__::auto_generate ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stderr]    Doc-tests ringbuff
[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" "6cb87df23e2cb1c848374679647d021ddb8e9d476eaf5c0efecdd96002ec3467", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cb87df23e2cb1c848374679647d021ddb8e9d476eaf5c0efecdd96002ec3467", kill_on_drop: false }`
[INFO] [stdout] 6cb87df23e2cb1c848374679647d021ddb8e9d476eaf5c0efecdd96002ec3467