[INFO] cloning repository alexkursell/tonal
[INFO] running `"git" "clone" "--bare" "git://github.com/alexkursell/tonal.git" "work/cache/sources/gh/alexkursell/tonal"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/alexkursell/tonal'...
[INFO] running `"git" "clone" "work/cache/sources/gh/alexkursell/tonal" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/alexkursell/tonal"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/alexkursell/tonal'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/alexkursell/tonal" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/alexkursell/tonal"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/alexkursell/tonal'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c7d436f3c3a199f83e68b2fd661c2c267e1be15b
[INFO] sha for GitHub repo alexkursell/tonal: c7d436f3c3a199f83e68b2fd661c2c267e1be15b
[INFO] validating manifest of alexkursell/tonal on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of alexkursell/tonal on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing alexkursell/tonal
[INFO] finished frobbing alexkursell/tonal
[INFO] frobbed toml for alexkursell/tonal written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/alexkursell/tonal/Cargo.toml
[INFO] started frobbing alexkursell/tonal
[INFO] finished frobbing alexkursell/tonal
[INFO] frobbed toml for alexkursell/tonal written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/alexkursell/tonal/Cargo.toml
[INFO] crate alexkursell/tonal already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking alexkursell/tonal against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-1/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/alexkursell/tonal:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d178d099a14ad868b3431d3830138f0bc9d8a42ea0e985d60f776b42139fabe1
[INFO] running `"docker" "start" "-a" "d178d099a14ad868b3431d3830138f0bc9d8a42ea0e985d60f776b42139fabe1"`
[INFO] [stderr]     Checking twox-hash v1.1.1
[INFO] [stderr]     Checking gfx_core v0.8.2
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking minimp3 v0.3.0
[INFO] [stderr]     Checking rodio v0.8.0
[INFO] [stderr]     Checking image v0.19.0
[INFO] [stderr]     Checking gfx_device_gl v0.15.3
[INFO] [stderr]     Checking gfx v0.17.1
[INFO] [stderr]     Checking gfx_window_sdl 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/crater/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 35.19s
[INFO] running `"docker" "inspect" "d178d099a14ad868b3431d3830138f0bc9d8a42ea0e985d60f776b42139fabe1"`
[INFO] running `"docker" "rm" "-f" "d178d099a14ad868b3431d3830138f0bc9d8a42ea0e985d60f776b42139fabe1"`
[INFO] [stdout] d178d099a14ad868b3431d3830138f0bc9d8a42ea0e985d60f776b42139fabe1