[INFO] updating cached repository https://github.com/alexkursell/tonal
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/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] c7d436f3c3a199f83e68b2fd661c2c267e1be15b
[INFO] checking alexkursell/tonal against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexkursell%2Ftonal" "work/builds/worker-0/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alexkursell/tonal on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/alexkursell/tonal
[INFO] finished tweaking git repo https://github.com/alexkursell/tonal
[INFO] tweaked toml for git repo https://github.com/alexkursell/tonal written to work/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/alexkursell/tonal already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/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=forbid" "-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" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 730ccc8c510ad48f0678ac527b354e203fd36e2847711584a279659ee15fd957
[INFO] running `"docker" "start" "-a" "730ccc8c510ad48f0678ac527b354e203fd36e2847711584a279659ee15fd957"`
[INFO] [stderr]     Checking twox-hash v1.1.1
[INFO] [stderr]     Checking minimp3 v0.3.0
[INFO] [stderr]     Checking rodio v0.7.0
[INFO] [stderr]     Checking rodio v0.8.0
[INFO] [stderr]     Checking gfx_glyph v0.10.2
[INFO] [stderr]     Checking ggez v0.4.4
[INFO] [stderr]     Checking tonal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `ggez::conf`
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use ggez::conf;
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ggez::conf`
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use ggez::conf;
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:270:13
[INFO] [stderr]     |
[INFO] [stderr] 270 |         let mut s = MainState {
[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: function is never used: `square_wave`
[INFO] [stderr]   --> src/waves.rs:58:1
[INFO] [stderr]    |
[INFO] [stderr] 58 | pub fn square_wave(fraction_through: f32) -> f32 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `saw_wave`
[INFO] [stderr]   --> src/waves.rs:66:1
[INFO] [stderr]    |
[INFO] [stderr] 66 | fn saw_wave(fraction_through: f32) -> f32 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `text`
[INFO] [stderr]    --> src/main.rs:250:5
[INFO] [stderr]     |
[INFO] [stderr] 250 |     text: graphics::Text,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:270:13
[INFO] [stderr]     |
[INFO] [stderr] 270 |         let mut s = MainState {
[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: function is never used: `square_wave`
[INFO] [stderr]   --> src/waves.rs:58:1
[INFO] [stderr]    |
[INFO] [stderr] 58 | pub fn square_wave(fraction_through: f32) -> f32 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `saw_wave`
[INFO] [stderr]   --> src/waves.rs:66:1
[INFO] [stderr]    |
[INFO] [stderr] 66 | fn saw_wave(fraction_through: f32) -> f32 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `text`
[INFO] [stderr]    --> src/main.rs:250:5
[INFO] [stderr]     |
[INFO] [stderr] 250 |     text: graphics::Text,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.17s
[INFO] running `"docker" "inspect" "730ccc8c510ad48f0678ac527b354e203fd36e2847711584a279659ee15fd957"`
[INFO] running `"docker" "rm" "-f" "730ccc8c510ad48f0678ac527b354e203fd36e2847711584a279659ee15fd957"`
[INFO] [stdout] 730ccc8c510ad48f0678ac527b354e203fd36e2847711584a279659ee15fd957