[INFO] updating cached repository https://github.com/schnommus/rust-fir
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 82c71f2ec7814d186b5166e41999e0d2f228f2c5
[INFO] testing schnommus/rust-fir against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fschnommus%2Frust-fir" "work/builds/worker-3/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/schnommus/rust-fir on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/schnommus/rust-fir
[INFO] finished tweaking git repo https://github.com/schnommus/rust-fir
[INFO] tweaked toml for git repo https://github.com/schnommus/rust-fir written to work/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/schnommus/rust-fir already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 667be258bb69613ebeadd880bb68ce7b03e16d30a00483fde26c1bfd21bca4ba
[INFO] running `"docker" "start" "-a" "667be258bb69613ebeadd880bb68ce7b03e16d30a00483fde26c1bfd21bca4ba"`
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling jpeg-decoder v0.1.14
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling flate2 v0.2.20
[INFO] [stderr]    Compiling image v0.10.4
[INFO] [stderr]    Compiling png v0.5.2
[INFO] [stderr]    Compiling raster v0.2.0
[INFO] [stderr]    Compiling fir v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `intensity_filtered`
[INFO] [stderr]    --> src/main.rs:197:13
[INFO] [stderr]     |
[INFO] [stderr] 197 |         let intensity_filtered =
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_intensity_filtered`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Rectangular`
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     Rectangular,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `BlackmanHarris`
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     BlackmanHarris
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `HighPass`
[INFO] [stderr]   --> src/main.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     HighPass(f64),
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `BandPass`
[INFO] [stderr]   --> src/main.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     BandPass(f64, f64),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `BandStop`
[INFO] [stderr]   --> src/main.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     BandStop(f64, f64)
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `dft`
[INFO] [stderr]   --> src/main.rs:78:1
[INFO] [stderr]    |
[INFO] [stderr] 78 | fn dft(x: &[f64], n_samples: usize) -> Vec<f64> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `white_noise`
[INFO] [stderr]    --> src/main.rs:120:1
[INFO] [stderr]     |
[INFO] [stderr] 120 | fn white_noise(n_samples: usize, amplitude: f64) -> Vec<f64> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `Fs` should have an upper case name
[INFO] [stderr]    --> src/main.rs:131:7
[INFO] [stderr]     |
[INFO] [stderr] 131 | const Fs: f64 = 20e6;
[INFO] [stderr]     |       ^^ help: convert the identifier to upper case: `FS`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `nyquist` should have an upper case name
[INFO] [stderr]    --> src/main.rs:132:7
[INFO] [stderr]     |
[INFO] [stderr] 132 | const nyquist: f64 = Fs/2.0;
[INFO] [stderr]     |       ^^^^^^^ help: convert the identifier to upper case: `NYQUIST`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `n_lines` should have an upper case name
[INFO] [stderr]    --> src/main.rs:133:7
[INFO] [stderr]     |
[INFO] [stderr] 133 | const n_lines: i32 = 625;
[INFO] [stderr]     |       ^^^^^^^ help: convert the identifier to upper case: `N_LINES`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `n_columns` should have an upper case name
[INFO] [stderr]    --> src/main.rs:134:7
[INFO] [stderr]     |
[INFO] [stderr] 134 | const n_columns: i32 = 700;
[INFO] [stderr]     |       ^^^^^^^^^ help: convert the identifier to upper case: `N_COLUMNS`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `line_freq_hz` should have an upper case name
[INFO] [stderr]    --> src/main.rs:135:7
[INFO] [stderr]     |
[INFO] [stderr] 135 | const line_freq_hz: f64 = 15.625e3;
[INFO] [stderr]     |       ^^^^^^^^^^^^ help: convert the identifier to upper case: `LINE_FREQ_HZ`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `frame_freq_hz` should have an upper case name
[INFO] [stderr]    --> src/main.rs:136:7
[INFO] [stderr]     |
[INFO] [stderr] 136 | const frame_freq_hz: f64 = 50.0;
[INFO] [stderr]     |       ^^^^^^^^^^^^^ help: convert the identifier to upper case: `FRAME_FREQ_HZ`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:223:9
[INFO] [stderr]     |
[INFO] [stderr] 223 |         raster::save(&self.canvas, "test_render.png");
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.32s
[INFO] running `"docker" "inspect" "667be258bb69613ebeadd880bb68ce7b03e16d30a00483fde26c1bfd21bca4ba"`
[INFO] running `"docker" "rm" "-f" "667be258bb69613ebeadd880bb68ce7b03e16d30a00483fde26c1bfd21bca4ba"`
[INFO] [stdout] 667be258bb69613ebeadd880bb68ce7b03e16d30a00483fde26c1bfd21bca4ba
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 60e03d67d0381fe75053d1e5dd4b91ce1627370ea127760b1b3a63a3144c6bb0
[INFO] running `"docker" "start" "-a" "60e03d67d0381fe75053d1e5dd4b91ce1627370ea127760b1b3a63a3144c6bb0"`
[INFO] [stderr]    Compiling fir v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `intensity_filtered`
[INFO] [stderr]    --> src/main.rs:197:13
[INFO] [stderr]     |
[INFO] [stderr] 197 |         let intensity_filtered =
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_intensity_filtered`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Rectangular`
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     Rectangular,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `BlackmanHarris`
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     BlackmanHarris
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `HighPass`
[INFO] [stderr]   --> src/main.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     HighPass(f64),
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `BandPass`
[INFO] [stderr]   --> src/main.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     BandPass(f64, f64),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `BandStop`
[INFO] [stderr]   --> src/main.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     BandStop(f64, f64)
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `dft`
[INFO] [stderr]   --> src/main.rs:78:1
[INFO] [stderr]    |
[INFO] [stderr] 78 | fn dft(x: &[f64], n_samples: usize) -> Vec<f64> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `white_noise`
[INFO] [stderr]    --> src/main.rs:120:1
[INFO] [stderr]     |
[INFO] [stderr] 120 | fn white_noise(n_samples: usize, amplitude: f64) -> Vec<f64> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `Fs` should have an upper case name
[INFO] [stderr]    --> src/main.rs:131:7
[INFO] [stderr]     |
[INFO] [stderr] 131 | const Fs: f64 = 20e6;
[INFO] [stderr]     |       ^^ help: convert the identifier to upper case: `FS`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `nyquist` should have an upper case name
[INFO] [stderr]    --> src/main.rs:132:7
[INFO] [stderr]     |
[INFO] [stderr] 132 | const nyquist: f64 = Fs/2.0;
[INFO] [stderr]     |       ^^^^^^^ help: convert the identifier to upper case: `NYQUIST`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `n_lines` should have an upper case name
[INFO] [stderr]    --> src/main.rs:133:7
[INFO] [stderr]     |
[INFO] [stderr] 133 | const n_lines: i32 = 625;
[INFO] [stderr]     |       ^^^^^^^ help: convert the identifier to upper case: `N_LINES`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `n_columns` should have an upper case name
[INFO] [stderr]    --> src/main.rs:134:7
[INFO] [stderr]     |
[INFO] [stderr] 134 | const n_columns: i32 = 700;
[INFO] [stderr]     |       ^^^^^^^^^ help: convert the identifier to upper case: `N_COLUMNS`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `line_freq_hz` should have an upper case name
[INFO] [stderr]    --> src/main.rs:135:7
[INFO] [stderr]     |
[INFO] [stderr] 135 | const line_freq_hz: f64 = 15.625e3;
[INFO] [stderr]     |       ^^^^^^^^^^^^ help: convert the identifier to upper case: `LINE_FREQ_HZ`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `frame_freq_hz` should have an upper case name
[INFO] [stderr]    --> src/main.rs:136:7
[INFO] [stderr]     |
[INFO] [stderr] 136 | const frame_freq_hz: f64 = 50.0;
[INFO] [stderr]     |       ^^^^^^^^^^^^^ help: convert the identifier to upper case: `FRAME_FREQ_HZ`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:223:9
[INFO] [stderr]     |
[INFO] [stderr] 223 |         raster::save(&self.canvas, "test_render.png");
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `"docker" "inspect" "60e03d67d0381fe75053d1e5dd4b91ce1627370ea127760b1b3a63a3144c6bb0"`
[INFO] running `"docker" "rm" "-f" "60e03d67d0381fe75053d1e5dd4b91ce1627370ea127760b1b3a63a3144c6bb0"`
[INFO] [stdout] 60e03d67d0381fe75053d1e5dd4b91ce1627370ea127760b1b3a63a3144c6bb0
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] e1c34552d614d3ca3e27d7f76d960b6a429afd4de6d3c68a09b8d66bcc012ebb
[INFO] running `"docker" "start" "-a" "e1c34552d614d3ca3e27d7f76d960b6a429afd4de6d3c68a09b8d66bcc012ebb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fir-dd200fd91baa552c
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "e1c34552d614d3ca3e27d7f76d960b6a429afd4de6d3c68a09b8d66bcc012ebb"`
[INFO] running `"docker" "rm" "-f" "e1c34552d614d3ca3e27d7f76d960b6a429afd4de6d3c68a09b8d66bcc012ebb"`
[INFO] [stdout] e1c34552d614d3ca3e27d7f76d960b6a429afd4de6d3c68a09b8d66bcc012ebb