[INFO] fetching crate spectrum-analyzer 1.7.0...
[INFO] testing spectrum-analyzer-1.7.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate spectrum-analyzer 1.7.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate spectrum-analyzer 1.7.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate spectrum-analyzer 1.7.0
[INFO] tweaked toml for crates.io crate spectrum-analyzer 1.7.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate spectrum-analyzer 1.7.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate spectrum-analyzer 1.7.0 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45a2aba4d0f78eee2b8beb0f149e28b45d2ba0150c503aea01508e8b5a574a80
[INFO] running `Command { std: "docker" "start" "-a" "45a2aba4d0f78eee2b8beb0f149e28b45d2ba0150c503aea01508e8b5a574a80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45a2aba4d0f78eee2b8beb0f149e28b45d2ba0150c503aea01508e8b5a574a80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45a2aba4d0f78eee2b8beb0f149e28b45d2ba0150c503aea01508e8b5a574a80", kill_on_drop: false }`
[INFO] [stdout] 45a2aba4d0f78eee2b8beb0f149e28b45d2ba0150c503aea01508e8b5a574a80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a6ede3ee1e9e310f0638c11a422696987afd4e403a8ceb8e63e475cebf30740
[INFO] running `Command { std: "docker" "start" "-a" "7a6ede3ee1e9e310f0638c11a422696987afd4e403a8ceb8e63e475cebf30740", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling float-cmp v0.10.0
[INFO] [stderr]    Compiling microfft v0.6.0
[INFO] [stderr]    Compiling spectrum-analyzer v1.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.59s
[INFO] running `Command { std: "docker" "inspect" "7a6ede3ee1e9e310f0638c11a422696987afd4e403a8ceb8e63e475cebf30740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a6ede3ee1e9e310f0638c11a422696987afd4e403a8ceb8e63e475cebf30740", kill_on_drop: false }`
[INFO] [stdout] 7a6ede3ee1e9e310f0638c11a422696987afd4e403a8ceb8e63e475cebf30740
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5df9fcdc46b55621c712c957bf6927c1bc50279cc1a7e9d772d30548857638fb
[INFO] running `Command { std: "docker" "start" "-a" "5df9fcdc46b55621c712c957bf6927c1bc50279cc1a7e9d772d30548857638fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling libloading v0.8.7
[INFO] [stderr]    Compiling xml-rs v0.8.26
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling cc v1.2.22
[INFO] [stderr]    Compiling bytemuck v1.23.0
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling miniz_oxide v0.8.8
[INFO] [stderr]    Compiling dlib v0.5.2
[INFO] [stderr]    Compiling pathfinder_simd v0.5.4
[INFO] [stderr]    Compiling yeslogic-fontconfig-sys v6.0.0
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling flate2 v1.1.1
[INFO] [stderr]    Compiling wayland-scanner v0.29.5
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling png v0.17.16
[INFO] [stderr]    Compiling scoped-tls v1.0.1
[INFO] [stderr]    Compiling font-kit v0.14.2
[INFO] [stderr]    Compiling jpeg-decoder v0.3.1
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling downcast-rs v1.2.1
[INFO] [stderr]    Compiling weezl v0.1.8
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]    Compiling gif v0.12.0
[INFO] [stderr]    Compiling freetype-sys v0.20.1
[INFO] [stderr]    Compiling nix v0.24.3
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling wayland-client v0.29.5
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[INFO] [stderr]    Compiling dirs v5.0.1
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[INFO] [stderr]    Compiling rayon-core v1.12.1
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[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling wayland-commons v0.29.5
[INFO] [stderr]    Compiling plotters-bitmap v0.3.7
[INFO] [stderr]    Compiling minifb v0.28.0
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling anstyle v1.0.10
[INFO] [stderr]    Compiling xcursor v0.3.8
[INFO] [stderr]    Compiling clap_lex v0.7.4
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling ttf-parser v0.20.0
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling tempfile v3.19.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling wayland-cursor v0.29.5
[INFO] [stderr]    Compiling symphonia-metadata v0.5.4
[INFO] [stderr]    Compiling clap_builder v4.5.38
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling alsa v0.9.1
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling raw-window-handle v0.6.2
[INFO] [stderr]    Compiling cpal v0.15.3
[INFO] [stderr]    Compiling microfft v0.6.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling clap v4.5.38
[INFO] [stderr]    Compiling symphonia-bundle-mp3 v0.5.4
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling float-cmp v0.10.0
[INFO] [stderr]    Compiling ringbuffer v0.15.0
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]    Compiling spectrum-analyzer v1.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling symphonia v0.5.4
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling audio-visualizer v0.5.0
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1m 55s
[INFO] running `Command { std: "docker" "inspect" "5df9fcdc46b55621c712c957bf6927c1bc50279cc1a7e9d772d30548857638fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5df9fcdc46b55621c712c957bf6927c1bc50279cc1a7e9d772d30548857638fb", kill_on_drop: false }`
[INFO] [stdout] 5df9fcdc46b55621c712c957bf6927c1bc50279cc1a7e9d772d30548857638fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e6be6a9eb2da894d5199e818314592e1f9ba8c5d556c08aca015100b5fd94f79
[INFO] running `Command { std: "docker" "start" "-a" "e6be6a9eb2da894d5199e818314592e1f9ba8c5d556c08aca015100b5fd94f79", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/spectrum_analyzer-0c9aa5c6b6eb553e)
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test limit::tests::test_ok ... ok
[INFO] [stdout] test limit::tests::test_panic_max_above_nyquist ... ok
[INFO] [stdout] test limit::tests::test_panic_min_above_nyquist ... ok
[INFO] [stdout] test limit::tests::test_panic_min_below_minimum ... ok
[INFO] [stdout] test limit::tests::test_panic_max_below_minimum ... ok
[INFO] [stdout] test limit::tests::test_panic_range_max ... ok
[INFO] [stdout] test limit::tests::test_panic_range_min ... ok
[INFO] [stdout] test limit::tests::test_panic_range_order ... ok
[INFO] [stdout] test scaling::tests::test_combined_compiles ... ok
[INFO] [stdout] test frequency::tests::test_orderablef32 ... ok
[INFO] [stdout] test scaling::tests::test_scale_to_zero_to_one ... ok
[INFO] [stdout] test fft::tests::test_memory_safety ... ok
[INFO] [stdout] test spectrum::tests::test_impl_send ... ok
[INFO] [stdout] test spectrum::tests::test_max ... ok
[INFO] [stdout] test spectrum::tests::test_mel_getter ... ok
[INFO] [stdout] test spectrum::tests::test_nan_safety ... ok
[INFO] [stdout] test spectrum::tests::test_spectrum_basic ... ok
[INFO] [stdout] test spectrum::tests::test_no_dc_component ... ok
[INFO] [stdout] test spectrum::math::tests::test_mel ... ok
[INFO] [stdout] test tests::test_invalid_input ... ok
[INFO] [stdout] test tests::test_only_null_samples_valid ... ok
[INFO] [stdout] test tests::test_scaling_produces_error ... ok
[INFO] [stdout] test tests::test_spectrum_frequency_limit_inclusive ... ok
[INFO] [stdout] test tests::test_divide_by_n_has_effect ... ok
[INFO] [stdout] test tests::test_spectrum_nyquist_theorem ... ok
[INFO] [stdout] test spectrum::math::tests::test_calculate_y_coord_between_points ... ok
[INFO] [stdout] test tests::test_spectrum_nyquist_theorem2 ... ok
[INFO] [stdout] test spectrum::tests::test_spectrum_get_frequency_value_closest_panic_below_max - should panic ... ok
[INFO] [stdout] test spectrum::tests::test_spectrum_get_frequency_value_closest_panic_below_min - should panic ... ok
[INFO] [stdout] test spectrum::tests::test_spectrum_get_frequency_value_exact_panic_below_min - should panic ... ok
[INFO] [stdout] test spectrum::tests::test_spectrum_get_frequency_value_exact_panic_below_max - should panic ... ok
[INFO] [stdout] test tests::test_spectrum_power ... ok
[INFO] [stdout] test tests::test_spectrum_and_visualize_sine_waves_50_1000_3777hz ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 33 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.19s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests spectrum_analyzer
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - samples_fft_to_spectrum (line 141) ... ok
[INFO] [stdout] test src/scaling.rs - scaling::combined (line 170) ... ok
[INFO] [stdout] test src/scaling.rs - scaling::scale_20_times_log10 (line 92) ... ok
[INFO] [stdout] test src/lib.rs - (line 41) ... ok
[INFO] [stdout] test src/lib.rs - (line 29) ... ok
[INFO] [stdout] test src/lib.rs - samples_fft_to_spectrum (line 129) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.48s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e6be6a9eb2da894d5199e818314592e1f9ba8c5d556c08aca015100b5fd94f79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6be6a9eb2da894d5199e818314592e1f9ba8c5d556c08aca015100b5fd94f79", kill_on_drop: false }`
[INFO] [stdout] e6be6a9eb2da894d5199e818314592e1f9ba8c5d556c08aca015100b5fd94f79
