[INFO] updating cached repository https://github.com/Redhotsmasher/RedhotScaler [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] ea83a4fc3894c2a23b4326e39d7f2d74c4e23bd8 [INFO] testing Redhotsmasher/RedhotScaler against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRedhotsmasher%2FRedhotScaler" "/workspace/builds/worker-1/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Redhotsmasher/RedhotScaler on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/Redhotsmasher/RedhotScaler [INFO] finished tweaking git repo https://github.com/Redhotsmasher/RedhotScaler [INFO] tweaked toml for git repo https://github.com/Redhotsmasher/RedhotScaler written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/Redhotsmasher/RedhotScaler already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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-2020-06-03" "build" "--frozen"` [INFO] [stdout] fb1060885342e70accccce6ae4e07617e88520feeecaec633e81e03d4bf75b09 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "fb1060885342e70accccce6ae4e07617e88520feeecaec633e81e03d4bf75b09"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling num-traits v0.2.5 [INFO] [stderr] Compiling byteorder v1.2.3 [INFO] [stderr] Compiling deflate v0.7.18 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling png v0.12.0 [INFO] [stderr] Compiling soundthingy v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/main.rs:1045:47 [INFO] [stderr] | [INFO] [stderr] 1045 | save_sound(&filename2, sound);; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/main.rs:1067:23 [INFO] [stderr] | [INFO] [stderr] 1067 | oldbdiff[j] = (oldsignal[j]-oldsignal[j-1]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/main.rs:1071:23 [INFO] [stderr] | [INFO] [stderr] 1071 | oldfdiff[j] = (oldsignal[j]-oldsignal[j+1]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/main.rs:1075:23 [INFO] [stderr] | [INFO] [stderr] 1075 | newbdiff[j] = (newsignal[j]-newsignal[j-1]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/main.rs:1079:23 [INFO] [stderr] | [INFO] [stderr] 1079 | newfdiff[j] = (newsignal[j]-newsignal[j+1]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: value assigned to `y` is never read [INFO] [stderr] --> src/main.rs:68:9 [INFO] [stderr] | [INFO] [stderr] 68 | let mut y = 0; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `temp` is never read [INFO] [stderr] --> src/main.rs:177:21 [INFO] [stderr] | [INFO] [stderr] 177 | let mut temp = 0.0; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `resultlen` [INFO] [stderr] --> src/main.rs:223:9 [INFO] [stderr] | [INFO] [stderr] 223 | let resultlen = result.len(); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_resultlen` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `newsignal` [INFO] [stderr] --> src/main.rs:430:9 [INFO] [stderr] | [INFO] [stderr] 430 | let mut newsignal = nn4s_interpolate_signal(&signal); [INFO] [stderr] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_newsignal` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `newsignal` is never read [INFO] [stderr] --> src/main.rs:437:9 [INFO] [stderr] | [INFO] [stderr] 437 | let mut newsignal = nn4s_interpolate_signal(&signal); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `k` [INFO] [stderr] --> src/main.rs:446:13 [INFO] [stderr] | [INFO] [stderr] 446 | for k in 0..iter2 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `newimage` [INFO] [stderr] --> src/main.rs:466:9 [INFO] [stderr] | [INFO] [stderr] 466 | let mut newimage = nn4s_interpolate_image_2d(&image); [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_newimage` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `newimage` is never read [INFO] [stderr] --> src/main.rs:469:9 [INFO] [stderr] | [INFO] [stderr] 469 | let mut newimage = nn4s_interpolate_image_2d(&image); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `dnewimage` is never read [INFO] [stderr] --> src/main.rs:476:13 [INFO] [stderr] | [INFO] [stderr] 476 | let mut dnewimage = convolve_image_horizontal(&newimage, &kernel); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `k` [INFO] [stderr] --> src/main.rs:485:13 [INFO] [stderr] | [INFO] [stderr] 485 | for k in 0..iter2 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `k` [INFO] [stderr] --> src/main.rs:489:13 [INFO] [stderr] | [INFO] [stderr] 489 | for k in 0..iter2 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `c` is never read [INFO] [stderr] --> src/main.rs:845:5 [INFO] [stderr] | [INFO] [stderr] 845 | c = 0; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `c` is never read [INFO] [stderr] --> src/main.rs:888:5 [INFO] [stderr] | [INFO] [stderr] 888 | c = 0; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `c` is never read [INFO] [stderr] --> src/main.rs:928:5 [INFO] [stderr] | [INFO] [stderr] 928 | c = 0; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `c` is never read [INFO] [stderr] --> src/main.rs:968:5 [INFO] [stderr] | [INFO] [stderr] 968 | c = 0; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `c` is never read [INFO] [stderr] --> src/main.rs:1006:5 [INFO] [stderr] | [INFO] [stderr] 1006 | c = 0; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `temp` is never read [INFO] [stderr] --> src/main.rs:1099:21 [INFO] [stderr] | [INFO] [stderr] 1099 | let mut temp = 0.0; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `temp` is never read [INFO] [stderr] --> src/main.rs:1111:21 [INFO] [stderr] | [INFO] [stderr] 1111 | let mut temp = 0.0; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:350:17 [INFO] [stderr] | [INFO] [stderr] 350 | let mut scaledline = redhotscale(&currline); [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:395:17 [INFO] [stderr] | [INFO] [stderr] 395 | let mut scaledcol = redhotscale(&currcol); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:430:9 [INFO] [stderr] | [INFO] [stderr] 430 | let mut newsignal = nn4s_interpolate_signal(&signal); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:466:9 [INFO] [stderr] | [INFO] [stderr] 466 | let mut newimage = nn4s_interpolate_image_2d(&image); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:467:9 [INFO] [stderr] | [INFO] [stderr] 467 | let mut oldimage = mul_image(&image, 1.0); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:523:17 [INFO] [stderr] | [INFO] [stderr] 523 | let mut scaledline = nn4s_interpolate_signal(&currline); [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:562:17 [INFO] [stderr] | [INFO] [stderr] 562 | let mut scaledcol = nn4s_interpolate_signal(&currcol); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:601:17 [INFO] [stderr] | [INFO] [stderr] 601 | let mut scaledline = subsample_signal_offset(&currline, factor, offset); [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:640:17 [INFO] [stderr] | [INFO] [stderr] 640 | let mut scaledcol = subsample_signal_offset(&currcol, factor, offset); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:677:17 [INFO] [stderr] | [INFO] [stderr] 677 | let mut convolvedline = unpadsignal(&convolve(&padsignal(&currline, kernel.len()), &kernel), kernel.len()); [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:714:17 [INFO] [stderr] | [INFO] [stderr] 714 | let mut convolvedcol = unpadsignal(&convolve(&padsignal(&currcol, kernel.len()), &kernel), kernel.len()); [INFO] [stderr] | ----^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:753:17 [INFO] [stderr] | [INFO] [stderr] 753 | let mut antirippledline = antiripple(&curroldline, &currline); [INFO] [stderr] | ----^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:792:17 [INFO] [stderr] | [INFO] [stderr] 792 | let mut antirippledcol = antiripple(&curroldcol, &currcol); [INFO] [stderr] | ----^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:917:17 [INFO] [stderr] | [INFO] [stderr] 917 | let mut addedline = add_signals(&currline, &currline2); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:957:17 [INFO] [stderr] | [INFO] [stderr] 957 | let mut subtractedline = subtract_signals(&currline, &currline2); [INFO] [stderr] | ----^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:995:17 [INFO] [stderr] | [INFO] [stderr] 995 | let mut multipliedline = mul_signal(&currline, factor); [INFO] [stderr] | ----^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Subwave` [INFO] [stderr] --> src/main.rs:5:8 [INFO] [stderr] | [INFO] [stderr] 5 | struct Subwave { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `scale_image_horizontal` [INFO] [stderr] --> src/main.rs:333:4 [INFO] [stderr] | [INFO] [stderr] 333 | fn scale_image_horizontal(image: Image) -> Image { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `scale_image_vertical` [INFO] [stderr] --> src/main.rs:378:4 [INFO] [stderr] | [INFO] [stderr] 378 | fn scale_image_vertical(image: Image) -> Image { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `antiripple_bak` [INFO] [stderr] --> src/main.rs:1140:4 [INFO] [stderr] | [INFO] [stderr] 1140 | fn antiripple_bak(oldsignal: &[Float], newsignal: &[Float]) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 43 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.54s [INFO] running `"docker" "inspect" "fb1060885342e70accccce6ae4e07617e88520feeecaec633e81e03d4bf75b09"` [INFO] running `"docker" "rm" "-f" "fb1060885342e70accccce6ae4e07617e88520feeecaec633e81e03d4bf75b09"` [INFO] [stdout] fb1060885342e70accccce6ae4e07617e88520feeecaec633e81e03d4bf75b09 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ab7a7ead9f64ac41cb31cda03e875fb8fe7b718fd116947fe3228320bd1ac824 [INFO] running `"docker" "start" "-a" "ab7a7ead9f64ac41cb31cda03e875fb8fe7b718fd116947fe3228320bd1ac824"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling soundthingy v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/main.rs:1045:47 [INFO] [stderr] | [INFO] [stderr] 1045 | save_sound(&filename2, sound);; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/main.rs:1067:23 [INFO] [stderr] | [INFO] [stderr] 1067 | oldbdiff[j] = (oldsignal[j]-oldsignal[j-1]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/main.rs:1071:23 [INFO] [stderr] | [INFO] [stderr] 1071 | oldfdiff[j] = (oldsignal[j]-oldsignal[j+1]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/main.rs:1075:23 [INFO] [stderr] | [INFO] [stderr] 1075 | newbdiff[j] = (newsignal[j]-newsignal[j-1]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/main.rs:1079:23 [INFO] [stderr] | [INFO] [stderr] 1079 | newfdiff[j] = (newsignal[j]-newsignal[j+1]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: value assigned to `y` is never read [INFO] [stderr] --> src/main.rs:68:9 [INFO] [stderr] | [INFO] [stderr] 68 | let mut y = 0; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `temp` is never read [INFO] [stderr] --> src/main.rs:177:21 [INFO] [stderr] | [INFO] [stderr] 177 | let mut temp = 0.0; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `resultlen` [INFO] [stderr] --> src/main.rs:223:9 [INFO] [stderr] | [INFO] [stderr] 223 | let resultlen = result.len(); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_resultlen` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `newsignal` [INFO] [stderr] --> src/main.rs:430:9 [INFO] [stderr] | [INFO] [stderr] 430 | let mut newsignal = nn4s_interpolate_signal(&signal); [INFO] [stderr] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_newsignal` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `newsignal` is never read [INFO] [stderr] --> src/main.rs:437:9 [INFO] [stderr] | [INFO] [stderr] 437 | let mut newsignal = nn4s_interpolate_signal(&signal); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `k` [INFO] [stderr] --> src/main.rs:446:13 [INFO] [stderr] | [INFO] [stderr] 446 | for k in 0..iter2 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `newimage` [INFO] [stderr] --> src/main.rs:466:9 [INFO] [stderr] | [INFO] [stderr] 466 | let mut newimage = nn4s_interpolate_image_2d(&image); [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_newimage` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `newimage` is never read [INFO] [stderr] --> src/main.rs:469:9 [INFO] [stderr] | [INFO] [stderr] 469 | let mut newimage = nn4s_interpolate_image_2d(&image); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `dnewimage` is never read [INFO] [stderr] --> src/main.rs:476:13 [INFO] [stderr] | [INFO] [stderr] 476 | let mut dnewimage = convolve_image_horizontal(&newimage, &kernel); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `k` [INFO] [stderr] --> src/main.rs:485:13 [INFO] [stderr] | [INFO] [stderr] 485 | for k in 0..iter2 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `k` [INFO] [stderr] --> src/main.rs:489:13 [INFO] [stderr] | [INFO] [stderr] 489 | for k in 0..iter2 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `c` is never read [INFO] [stderr] --> src/main.rs:845:5 [INFO] [stderr] | [INFO] [stderr] 845 | c = 0; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `c` is never read [INFO] [stderr] --> src/main.rs:888:5 [INFO] [stderr] | [INFO] [stderr] 888 | c = 0; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `c` is never read [INFO] [stderr] --> src/main.rs:928:5 [INFO] [stderr] | [INFO] [stderr] 928 | c = 0; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `c` is never read [INFO] [stderr] --> src/main.rs:968:5 [INFO] [stderr] | [INFO] [stderr] 968 | c = 0; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `c` is never read [INFO] [stderr] --> src/main.rs:1006:5 [INFO] [stderr] | [INFO] [stderr] 1006 | c = 0; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `temp` is never read [INFO] [stderr] --> src/main.rs:1099:21 [INFO] [stderr] | [INFO] [stderr] 1099 | let mut temp = 0.0; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `temp` is never read [INFO] [stderr] --> src/main.rs:1111:21 [INFO] [stderr] | [INFO] [stderr] 1111 | let mut temp = 0.0; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:350:17 [INFO] [stderr] | [INFO] [stderr] 350 | let mut scaledline = redhotscale(&currline); [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:395:17 [INFO] [stderr] | [INFO] [stderr] 395 | let mut scaledcol = redhotscale(&currcol); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:430:9 [INFO] [stderr] | [INFO] [stderr] 430 | let mut newsignal = nn4s_interpolate_signal(&signal); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:466:9 [INFO] [stderr] | [INFO] [stderr] 466 | let mut newimage = nn4s_interpolate_image_2d(&image); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:467:9 [INFO] [stderr] | [INFO] [stderr] 467 | let mut oldimage = mul_image(&image, 1.0); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:523:17 [INFO] [stderr] | [INFO] [stderr] 523 | let mut scaledline = nn4s_interpolate_signal(&currline); [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:562:17 [INFO] [stderr] | [INFO] [stderr] 562 | let mut scaledcol = nn4s_interpolate_signal(&currcol); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:601:17 [INFO] [stderr] | [INFO] [stderr] 601 | let mut scaledline = subsample_signal_offset(&currline, factor, offset); [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:640:17 [INFO] [stderr] | [INFO] [stderr] 640 | let mut scaledcol = subsample_signal_offset(&currcol, factor, offset); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:677:17 [INFO] [stderr] | [INFO] [stderr] 677 | let mut convolvedline = unpadsignal(&convolve(&padsignal(&currline, kernel.len()), &kernel), kernel.len()); [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:714:17 [INFO] [stderr] | [INFO] [stderr] 714 | let mut convolvedcol = unpadsignal(&convolve(&padsignal(&currcol, kernel.len()), &kernel), kernel.len()); [INFO] [stderr] | ----^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:753:17 [INFO] [stderr] | [INFO] [stderr] 753 | let mut antirippledline = antiripple(&curroldline, &currline); [INFO] [stderr] | ----^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:792:17 [INFO] [stderr] | [INFO] [stderr] 792 | let mut antirippledcol = antiripple(&curroldcol, &currcol); [INFO] [stderr] | ----^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:917:17 [INFO] [stderr] | [INFO] [stderr] 917 | let mut addedline = add_signals(&currline, &currline2); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:957:17 [INFO] [stderr] | [INFO] [stderr] 957 | let mut subtractedline = subtract_signals(&currline, &currline2); [INFO] [stderr] | ----^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:995:17 [INFO] [stderr] | [INFO] [stderr] 995 | let mut multipliedline = mul_signal(&currline, factor); [INFO] [stderr] | ----^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Subwave` [INFO] [stderr] --> src/main.rs:5:8 [INFO] [stderr] | [INFO] [stderr] 5 | struct Subwave { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `scale_image_horizontal` [INFO] [stderr] --> src/main.rs:333:4 [INFO] [stderr] | [INFO] [stderr] 333 | fn scale_image_horizontal(image: Image) -> Image { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `scale_image_vertical` [INFO] [stderr] --> src/main.rs:378:4 [INFO] [stderr] | [INFO] [stderr] 378 | fn scale_image_vertical(image: Image) -> Image { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `antiripple_bak` [INFO] [stderr] --> src/main.rs:1140:4 [INFO] [stderr] | [INFO] [stderr] 1140 | fn antiripple_bak(oldsignal: &[Float], newsignal: &[Float]) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 43 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.99s [INFO] running `"docker" "inspect" "ab7a7ead9f64ac41cb31cda03e875fb8fe7b718fd116947fe3228320bd1ac824"` [INFO] running `"docker" "rm" "-f" "ab7a7ead9f64ac41cb31cda03e875fb8fe7b718fd116947fe3228320bd1ac824"` [INFO] [stdout] ab7a7ead9f64ac41cb31cda03e875fb8fe7b718fd116947fe3228320bd1ac824 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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-2020-06-03" "test" "--frozen"` [INFO] [stdout] 8d2a116758bd894113c90b313d5a2a4ca3a9237ff97fb453bd2673c95148918a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "8d2a116758bd894113c90b313d5a2a4ca3a9237ff97fb453bd2673c95148918a"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/main.rs:1045:47 [INFO] [stderr] | [INFO] [stderr] 1045 | save_sound(&filename2, sound);; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/main.rs:1067:23 [INFO] [stderr] | [INFO] [stderr] 1067 | oldbdiff[j] = (oldsignal[j]-oldsignal[j-1]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/main.rs:1071:23 [INFO] [stderr] | [INFO] [stderr] 1071 | oldfdiff[j] = (oldsignal[j]-oldsignal[j+1]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/main.rs:1075:23 [INFO] [stderr] | [INFO] [stderr] 1075 | newbdiff[j] = (newsignal[j]-newsignal[j-1]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/main.rs:1079:23 [INFO] [stderr] | [INFO] [stderr] 1079 | newfdiff[j] = (newsignal[j]-newsignal[j+1]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: value assigned to `y` is never read [INFO] [stderr] --> src/main.rs:68:9 [INFO] [stderr] | [INFO] [stderr] 68 | let mut y = 0; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `temp` is never read [INFO] [stderr] --> src/main.rs:177:21 [INFO] [stderr] | [INFO] [stderr] 177 | let mut temp = 0.0; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `resultlen` [INFO] [stderr] --> src/main.rs:223:9 [INFO] [stderr] | [INFO] [stderr] 223 | let resultlen = result.len(); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_resultlen` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `newsignal` [INFO] [stderr] --> src/main.rs:430:9 [INFO] [stderr] | [INFO] [stderr] 430 | let mut newsignal = nn4s_interpolate_signal(&signal); [INFO] [stderr] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_newsignal` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `newsignal` is never read [INFO] [stderr] --> src/main.rs:437:9 [INFO] [stderr] | [INFO] [stderr] 437 | let mut newsignal = nn4s_interpolate_signal(&signal); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `k` [INFO] [stderr] --> src/main.rs:446:13 [INFO] [stderr] | [INFO] [stderr] 446 | for k in 0..iter2 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `newimage` [INFO] [stderr] --> src/main.rs:466:9 [INFO] [stderr] | [INFO] [stderr] 466 | let mut newimage = nn4s_interpolate_image_2d(&image); [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_newimage` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `newimage` is never read [INFO] [stderr] --> src/main.rs:469:9 [INFO] [stderr] | [INFO] [stderr] 469 | let mut newimage = nn4s_interpolate_image_2d(&image); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `dnewimage` is never read [INFO] [stderr] --> src/main.rs:476:13 [INFO] [stderr] | [INFO] [stderr] 476 | let mut dnewimage = convolve_image_horizontal(&newimage, &kernel); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `k` [INFO] [stderr] --> src/main.rs:485:13 [INFO] [stderr] | [INFO] [stderr] 485 | for k in 0..iter2 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `k` [INFO] [stderr] --> src/main.rs:489:13 [INFO] [stderr] | [INFO] [stderr] 489 | for k in 0..iter2 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `c` is never read [INFO] [stderr] --> src/main.rs:845:5 [INFO] [stderr] | [INFO] [stderr] 845 | c = 0; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `c` is never read [INFO] [stderr] --> src/main.rs:888:5 [INFO] [stderr] | [INFO] [stderr] 888 | c = 0; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `c` is never read [INFO] [stderr] --> src/main.rs:928:5 [INFO] [stderr] | [INFO] [stderr] 928 | c = 0; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `c` is never read [INFO] [stderr] --> src/main.rs:968:5 [INFO] [stderr] | [INFO] [stderr] 968 | c = 0; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `c` is never read [INFO] [stderr] --> src/main.rs:1006:5 [INFO] [stderr] | [INFO] [stderr] 1006 | c = 0; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `temp` is never read [INFO] [stderr] --> src/main.rs:1099:21 [INFO] [stderr] | [INFO] [stderr] 1099 | let mut temp = 0.0; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `temp` is never read [INFO] [stderr] --> src/main.rs:1111:21 [INFO] [stderr] | [INFO] [stderr] 1111 | let mut temp = 0.0; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:350:17 [INFO] [stderr] | [INFO] [stderr] 350 | let mut scaledline = redhotscale(&currline); [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:395:17 [INFO] [stderr] | [INFO] [stderr] 395 | let mut scaledcol = redhotscale(&currcol); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:430:9 [INFO] [stderr] | [INFO] [stderr] 430 | let mut newsignal = nn4s_interpolate_signal(&signal); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:466:9 [INFO] [stderr] | [INFO] [stderr] 466 | let mut newimage = nn4s_interpolate_image_2d(&image); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:467:9 [INFO] [stderr] | [INFO] [stderr] 467 | let mut oldimage = mul_image(&image, 1.0); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:523:17 [INFO] [stderr] | [INFO] [stderr] 523 | let mut scaledline = nn4s_interpolate_signal(&currline); [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:562:17 [INFO] [stderr] | [INFO] [stderr] 562 | let mut scaledcol = nn4s_interpolate_signal(&currcol); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:601:17 [INFO] [stderr] | [INFO] [stderr] 601 | let mut scaledline = subsample_signal_offset(&currline, factor, offset); [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:640:17 [INFO] [stderr] | [INFO] [stderr] 640 | let mut scaledcol = subsample_signal_offset(&currcol, factor, offset); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:677:17 [INFO] [stderr] | [INFO] [stderr] 677 | let mut convolvedline = unpadsignal(&convolve(&padsignal(&currline, kernel.len()), &kernel), kernel.len()); [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:714:17 [INFO] [stderr] | [INFO] [stderr] 714 | let mut convolvedcol = unpadsignal(&convolve(&padsignal(&currcol, kernel.len()), &kernel), kernel.len()); [INFO] [stderr] | ----^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:753:17 [INFO] [stderr] | [INFO] [stderr] 753 | let mut antirippledline = antiripple(&curroldline, &currline); [INFO] [stderr] | ----^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:792:17 [INFO] [stderr] | [INFO] [stderr] 792 | let mut antirippledcol = antiripple(&curroldcol, &currcol); [INFO] [stderr] | ----^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:917:17 [INFO] [stderr] | [INFO] [stderr] 917 | let mut addedline = add_signals(&currline, &currline2); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:957:17 [INFO] [stderr] | [INFO] [stderr] 957 | let mut subtractedline = subtract_signals(&currline, &currline2); [INFO] [stderr] | ----^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:995:17 [INFO] [stderr] | [INFO] [stderr] 995 | let mut multipliedline = mul_signal(&currline, factor); [INFO] [stderr] | ----^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Subwave` [INFO] [stderr] --> src/main.rs:5:8 [INFO] [stderr] | [INFO] [stderr] 5 | struct Subwave { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `scale_image_horizontal` [INFO] [stderr] --> src/main.rs:333:4 [INFO] [stderr] | [INFO] [stderr] 333 | fn scale_image_horizontal(image: Image) -> Image { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `scale_image_vertical` [INFO] [stderr] --> src/main.rs:378:4 [INFO] [stderr] | [INFO] [stderr] 378 | fn scale_image_vertical(image: Image) -> Image { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `antiripple_bak` [INFO] [stderr] --> src/main.rs:1140:4 [INFO] [stderr] | [INFO] [stderr] 1140 | fn antiripple_bak(oldsignal: &[Float], newsignal: &[Float]) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 43 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/soundthingy-e76cf19b6ec80b4f [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" "8d2a116758bd894113c90b313d5a2a4ca3a9237ff97fb453bd2673c95148918a"` [INFO] running `"docker" "rm" "-f" "8d2a116758bd894113c90b313d5a2a4ca3a9237ff97fb453bd2673c95148918a"` [INFO] [stdout] 8d2a116758bd894113c90b313d5a2a4ca3a9237ff97fb453bd2673c95148918a