[INFO] fetching crate spectrum-analyzer 0.5.2...
[INFO] testing spectrum-analyzer-0.5.2 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate spectrum-analyzer 0.5.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate spectrum-analyzer 0.5.2 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate spectrum-analyzer 0.5.2
[INFO] finished tweaking crates.io crate spectrum-analyzer 0.5.2
[INFO] tweaked toml for crates.io crate spectrum-analyzer 0.5.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate spectrum-analyzer 0.5.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded transpose v0.2.0
[INFO] [stderr]   Downloaded microfft v0.4.0
[INFO] [stderr]   Downloaded rustfft v6.0.0
[INFO] [stderr]   Downloaded audio-visualizer v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4aeef67415d54f74124b2631e90db4a06d883c3846cacaf814aef4a0b4352297
[INFO] running `Command { std: "docker" "start" "-a" "4aeef67415d54f74124b2631e90db4a06d883c3846cacaf814aef4a0b4352297", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4aeef67415d54f74124b2631e90db4a06d883c3846cacaf814aef4a0b4352297", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4aeef67415d54f74124b2631e90db4a06d883c3846cacaf814aef4a0b4352297", kill_on_drop: false }`
[INFO] [stdout] 4aeef67415d54f74124b2631e90db4a06d883c3846cacaf814aef4a0b4352297
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c9a33f5350d4e54f78bffca0efb183e9865a556f6ce0f31d98a24e1f2d7eeb9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6c9a33f5350d4e54f78bffca0efb183e9865a556f6ce0f31d98a24e1f2d7eeb9", kill_on_drop: false }`
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling microfft v0.4.0
[INFO] [stderr]    Compiling spectrum-analyzer v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 10.14s
[INFO] running `Command { std: "docker" "inspect" "6c9a33f5350d4e54f78bffca0efb183e9865a556f6ce0f31d98a24e1f2d7eeb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c9a33f5350d4e54f78bffca0efb183e9865a556f6ce0f31d98a24e1f2d7eeb9", kill_on_drop: false }`
[INFO] [stdout] 6c9a33f5350d4e54f78bffca0efb183e9865a556f6ce0f31d98a24e1f2d7eeb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37db3cb178f5aaa564dfcbdafee009931e74bebe05abf8a451cded26c21da55d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "37db3cb178f5aaa564dfcbdafee009931e74bebe05abf8a451cded26c21da55d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling plotters-backend v0.3.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling bytemuck v1.5.1
[INFO] [stderr]    Compiling float-ord v0.2.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.9
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling gif v0.10.3
[INFO] [stderr]    Compiling plotters-svg v0.3.0
[INFO] [stderr]    Compiling pathfinder_simd v0.5.0
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[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling slice-deque v0.3.0
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]    Compiling pathfinder_geometry v0.5.1
[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling rusttype v0.8.3
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling freetype v0.4.1
[INFO] [stderr]    Compiling microfft v0.4.0
[INFO] [stderr]    Compiling servo-fontconfig v0.4.0
[INFO] [stderr]    Compiling image v0.22.5
[INFO] [stderr]    Compiling spectrum-analyzer v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling image v0.23.14
[INFO] [stderr]    Compiling font-kit v0.7.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling plotters-bitmap v0.3.0
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling minimp3 v0.5.1
[INFO] [stderr]    Compiling plotters v0.3.0
[INFO] [stderr]    Compiling audio-visualizer v0.2.2
[INFO] [stdout] warning: unused imports: `blackman_harris_4term`, `blackman_harris_7term`
[INFO] [stdout]   --> src/tests/mod.rs:25:22
[INFO] [stdout]    |
[INFO] [stdout] 25 | use crate::windows::{blackman_harris_4term, blackman_harris_7term, hamming_window, hann_window};
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 2m 20s
[INFO] running `Command { std: "docker" "inspect" "37db3cb178f5aaa564dfcbdafee009931e74bebe05abf8a451cded26c21da55d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37db3cb178f5aaa564dfcbdafee009931e74bebe05abf8a451cded26c21da55d", kill_on_drop: false }`
[INFO] [stdout] 37db3cb178f5aaa564dfcbdafee009931e74bebe05abf8a451cded26c21da55d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b38008079947747665d65f7af558a8f48a2151fc9fb9d676f689ae5da03a1b51
[INFO] running `Command { std: "docker" "start" "-a" "b38008079947747665d65f7af558a8f48a2151fc9fb9d676f689ae5da03a1b51", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused imports: `blackman_harris_4term`, `blackman_harris_7term`
[INFO] [stdout] running 13 tests
[INFO] [stderr]   --> src/tests/mod.rs:25:22
[INFO] [stdout] test frequency::tests::test_orderablef32 ... ok
[INFO] [stderr]    |
[INFO] [stdout] test spectrum::tests::test_calculate_point_between_points ... ok
[INFO] [stderr] 25 | use crate::windows::{blackman_harris_4term, blackman_harris_7term, hamming_window, hann_window};
[INFO] [stdout] test spectrum::tests::test_nan_safety ... ok
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] test spectrum::tests::test_no_dc_component ... ok
[INFO] [stderr]    |
[INFO] [stdout] test spectrum::tests::test_spectrum_basic ... ok
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `spectrum-analyzer` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/spectrum_analyzer-41ac71fdcaf0db46)
[INFO] [stdout] test tests::test_spectrum_nyquist_theorem ... 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_max - should panic ... 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_exact_panic_below_min - should panic ... ok
[INFO] [stdout] test tests::test_spectrum_nyquist_theorem2 ... ok
[INFO] [stdout] test tests::test_panic_on_nan_samples - should panic ... ok
[INFO] [stdout] test tests::test_spectrum_and_visualize_sine_waves_50_1000_3777hz ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.35s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests spectrum-analyzer
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/scaling.rs - scaling::basic::scale_20_times_log10 (line 37) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.67s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b38008079947747665d65f7af558a8f48a2151fc9fb9d676f689ae5da03a1b51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b38008079947747665d65f7af558a8f48a2151fc9fb9d676f689ae5da03a1b51", kill_on_drop: false }`
[INFO] [stdout] b38008079947747665d65f7af558a8f48a2151fc9fb9d676f689ae5da03a1b51