[INFO] fetching crate fast-ordered-buffer 0.1.0... [INFO] testing fast-ordered-buffer-0.1.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate fast-ordered-buffer 0.1.0 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate fast-ordered-buffer 0.1.0 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate fast-ordered-buffer 0.1.0 [INFO] tweaked toml for crates.io crate fast-ordered-buffer 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate fast-ordered-buffer 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] crate crates.io crate fast-ordered-buffer 0.1.0 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-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] 89841f00c06a681e06b3cb45dcc6df74469f7a5b47d267ef2f7a02629003739b [INFO] running `Command { std: "docker" "start" "-a" "89841f00c06a681e06b3cb45dcc6df74469f7a5b47d267ef2f7a02629003739b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "89841f00c06a681e06b3cb45dcc6df74469f7a5b47d267ef2f7a02629003739b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "89841f00c06a681e06b3cb45dcc6df74469f7a5b47d267ef2f7a02629003739b", kill_on_drop: false }` [INFO] [stdout] 89841f00c06a681e06b3cb45dcc6df74469f7a5b47d267ef2f7a02629003739b [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] 92b210f6c66aeccce604be8fcf96aa91126356549eab2d91c0d85c2551da1808 [INFO] running `Command { std: "docker" "start" "-a" "92b210f6c66aeccce604be8fcf96aa91126356549eab2d91c0d85c2551da1808", kill_on_drop: false }` [INFO] [stderr] Compiling futures-core v0.3.31 [INFO] [stderr] Compiling futures-sink v0.3.31 [INFO] [stderr] Compiling futures-io v0.3.31 [INFO] [stderr] Compiling futures-util v0.3.31 [INFO] [stderr] Compiling futures-channel v0.3.31 [INFO] [stderr] Compiling futures v0.3.31 [INFO] [stderr] Compiling fast-ordered-buffer v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.80s [INFO] running `Command { std: "docker" "inspect" "92b210f6c66aeccce604be8fcf96aa91126356549eab2d91c0d85c2551da1808", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "92b210f6c66aeccce604be8fcf96aa91126356549eab2d91c0d85c2551da1808", kill_on_drop: false }` [INFO] [stdout] 92b210f6c66aeccce604be8fcf96aa91126356549eab2d91c0d85c2551da1808 [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] dcd69bf24bd05d0370e76de2d5bf88c4b46bf196cd974c110967ec219480ce62 [INFO] running `Command { std: "docker" "start" "-a" "dcd69bf24bd05d0370e76de2d5bf88c4b46bf196cd974c110967ec219480ce62", kill_on_drop: false }` [INFO] [stderr] Compiling zerocopy v0.8.23 [INFO] [stderr] Compiling getrandom v0.3.1 [INFO] [stderr] Compiling libc v0.2.171 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling smallvec v1.14.0 [INFO] [stderr] Compiling half v2.5.0 [INFO] [stderr] Compiling syn v2.0.100 [INFO] [stderr] Compiling crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling ciborium-io v0.2.2 [INFO] [stderr] Compiling once_cell v1.21.1 [INFO] [stderr] Compiling regex-automata v0.4.9 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling clap_builder v4.5.32 [INFO] [stderr] Compiling cast v0.3.0 [INFO] [stderr] Compiling similar v2.7.0 [INFO] [stderr] Compiling oorandom v11.1.5 [INFO] [stderr] Compiling linked-hash-map v0.5.6 [INFO] [stderr] Compiling diff v0.1.13 [INFO] [stderr] Compiling yansi v1.0.1 [INFO] [stderr] Compiling anes v0.1.6 [INFO] [stderr] Compiling crossbeam-deque v0.8.6 [INFO] [stderr] Compiling mutants v0.0.3 [INFO] [stderr] Compiling ciborium-ll v0.2.2 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling pretty_assertions v1.4.1 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Compiling signal-hook-registry v1.4.2 [INFO] [stderr] Compiling socket2 v0.5.8 [INFO] [stderr] Compiling mio v1.0.3 [INFO] [stderr] Compiling console v0.15.11 [INFO] [stderr] Compiling is-terminal v0.4.16 [INFO] [stderr] Compiling rayon v1.10.0 [INFO] [stderr] Compiling rand_core v0.9.3 [INFO] [stderr] Compiling parking_lot v0.12.3 [INFO] [stderr] Compiling plotters v0.3.7 [INFO] [stderr] Compiling criterion-plot v0.5.0 [INFO] [stderr] Compiling clap v4.5.32 [INFO] [stderr] Compiling regex v1.11.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.21 [INFO] [stderr] Compiling rand_chacha v0.9.0 [INFO] [stderr] Compiling rand v0.9.0 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling pin-project-internal v1.1.10 [INFO] [stderr] Compiling tokio v1.44.1 [INFO] [stderr] Compiling futures-util v0.3.31 [INFO] [stderr] Compiling pin-project v1.1.10 [INFO] [stderr] Compiling insta v1.42.2 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling futures-executor v0.3.31 [INFO] [stderr] Compiling futures v0.3.31 [INFO] [stderr] Compiling fast-ordered-buffer v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling serde_json v1.0.140 [INFO] [stderr] Compiling ciborium v0.2.2 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.5.1 [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 33.03s [INFO] running `Command { std: "docker" "inspect" "dcd69bf24bd05d0370e76de2d5bf88c4b46bf196cd974c110967ec219480ce62", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dcd69bf24bd05d0370e76de2d5bf88c4b46bf196cd974c110967ec219480ce62", kill_on_drop: false }` [INFO] [stdout] dcd69bf24bd05d0370e76de2d5bf88c4b46bf196cd974c110967ec219480ce62 [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] 4688edbc533fdeedefbd5d2c24ef707598c4a2e9d1a0db177a82e295b89f9771 [INFO] running `Command { std: "docker" "start" "-a" "4688edbc533fdeedefbd5d2c24ef707598c4a2e9d1a0db177a82e295b89f9771", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fast_ordered_buffer-8afc08e95fbe1b08) [INFO] [stdout] [INFO] [stderr] Running tests/fast_ordered_buffer_integration_tests.rs (/opt/rustwide/target/debug/deps/fast_ordered_buffer_integration_tests-429cfda2f8b5cd92) [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] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] test test_concurrency_zero ... ok [INFO] [stdout] test test_concurrency_larger_than_stream_len ... ok [INFO] [stdout] test test_empty_stream ... ok [INFO] [stdout] test test_size_hint ... ok [INFO] [stdout] test test_ordering_for_instant_futures ... ok [INFO] [stdout] test test_single_item ... ok [INFO] [stdout] test test_futures_returning_results ... ok [INFO] [stdout] test test_size_hint_many_pending ... ok [INFO] [stdout] test test_random_delays_larger_concurrency ... ok [INFO] [stdout] test test_random_delays_small_concurrency ... ok [INFO] [stdout] test test_does_not_block_new_futures_waiting_for_first ... ok [INFO] [stdout] test test_large_out_of_order ... ok [INFO] [stderr] Doc-tests fast_ordered_buffer [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.57s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/../README.md - (line 27) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.12s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "4688edbc533fdeedefbd5d2c24ef707598c4a2e9d1a0db177a82e295b89f9771", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4688edbc533fdeedefbd5d2c24ef707598c4a2e9d1a0db177a82e295b89f9771", kill_on_drop: false }` [INFO] [stdout] 4688edbc533fdeedefbd5d2c24ef707598c4a2e9d1a0db177a82e295b89f9771