[INFO] updating cached repository https://github.com/kpensec/rust_wasm_sdl_testing
[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] b8c98bc3330ee81ee99a8b062e2237157eac0adb
[INFO] checking kpensec/rust_wasm_sdl_testing against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkpensec%2Frust_wasm_sdl_testing" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kpensec/rust_wasm_sdl_testing on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/kpensec/rust_wasm_sdl_testing
[INFO] finished tweaking git repo https://github.com/kpensec/rust_wasm_sdl_testing
[INFO] tweaked toml for git repo https://github.com/kpensec/rust_wasm_sdl_testing written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/kpensec/rust_wasm_sdl_testing already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=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" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e81731f6a034c54a4393775c872668517490c490fa066900c0fcf90579cae71e
[INFO] running `"docker" "start" "-a" "e81731f6a034c54a4393775c872668517490c490fa066900c0fcf90579cae71e"`
[INFO] [stderr]    Compiling rust-app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking sdl2 v0.31.0
[INFO] [stderr] error[E0061]: this function takes 1 argument but 0 arguments were supplied
[INFO] [stderr]   --> src/main.rs:48:23
[INFO] [stderr]    |
[INFO] [stderr] 48 |     let synthesizer = Synthesizer::new();
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^-- supplied 0 arguments
[INFO] [stderr]    |                       |
[INFO] [stderr]    |                       expected 1 argument
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/synth/mod.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn new(playback_freq: i32) -> Self{
[INFO] [stderr]    |     -------------------------------------- defined here
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `lock` found for struct `sdl2::audio::AudioQueue<f32>` in the current scope
[INFO] [stderr]    --> src/main.rs:132:39
[INFO] [stderr]     |
[INFO] [stderr] 132 |                     let lock = device.lock();
[INFO] [stderr]     |                                       ^^^^ method not found in `sdl2::audio::AudioQueue<f32>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `lock` found for struct `sdl2::audio::AudioQueue<f32>` in the current scope
[INFO] [stderr]    --> src/main.rs:136:43
[INFO] [stderr]     |
[INFO] [stderr] 136 |                     let mut lock = device.lock();
[INFO] [stderr]     |                                           ^^^^ method not found in `sdl2::audio::AudioQueue<f32>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `lock` found for struct `sdl2::audio::AudioQueue<f32>` in the current scope
[INFO] [stderr]    --> src/main.rs:140:43
[INFO] [stderr]     |
[INFO] [stderr] 140 |                     let mut lock = device.lock();
[INFO] [stderr]     |                                           ^^^^ method not found in `sdl2::audio::AudioQueue<f32>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `blend_sample` found for mutable reference `&mut synth::Synthesizer` in the current scope
[INFO] [stderr]   --> src/synth/mod.rs:60:18
[INFO] [stderr]    |
[INFO] [stderr] 60 |             self.blend_sample(result, key.update(self.volume, self.step));
[INFO] [stderr]    |                  ^^^^^^^^^^^^ this is an associated function, not a method
[INFO] [stderr]    |
[INFO] [stderr]    = note: found the following associated functions; to be used as methods, functions must have a `self` parameter
[INFO] [stderr] note: the candidate is defined in an impl for the type `synth::Synthesizer`
[INFO] [stderr]   --> src/synth/mod.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn blend_sample(lhs: f32, rhs: f32) -> f32 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: use associated function syntax instead
[INFO] [stderr]    |
[INFO] [stderr] 60 |             synth::Synthesizer::blend_sample(result, key.update(self.volume, self.step));
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: there is an associated function with a similar name
[INFO] [stderr]    |
[INFO] [stderr] 60 |             self.get_sample(result, key.update(self.volume, self.step));
[INFO] [stderr]    |                  ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0609]: no field `buffer_size` on type `&mut synth::Synthesizer`
[INFO] [stderr]   --> src/synth/mod.rs:66:50
[INFO] [stderr]    |
[INFO] [stderr] 66 |         let mut result = Vec::with_capacity(self.buffer_size);
[INFO] [stderr]    |                                                  ^^^^^^^^^^^ unknown field
[INFO] [stderr]    |
[INFO] [stderr]    = note: available fields are: `volume`, `playback_freq`, `sample_number`, `keys`, `step`, `active`
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 1 argument but 0 arguments were supplied
[INFO] [stderr]   --> src/main.rs:48:23
[INFO] [stderr]    |
[INFO] [stderr] 48 |     let synthesizer = Synthesizer::new();
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^-- supplied 0 arguments
[INFO] [stderr]    |                       |
[INFO] [stderr]    |                       expected 1 argument
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/synth/mod.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn new(playback_freq: i32) -> Self{
[INFO] [stderr]    |     -------------------------------------- defined here
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `lock` found for struct `sdl2::audio::AudioQueue<f32>` in the current scope
[INFO] [stderr]    --> src/main.rs:132:39
[INFO] [stderr]     |
[INFO] [stderr] 132 |                     let lock = device.lock();
[INFO] [stderr]     |                                       ^^^^ method not found in `sdl2::audio::AudioQueue<f32>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `lock` found for struct `sdl2::audio::AudioQueue<f32>` in the current scope
[INFO] [stderr]    --> src/main.rs:136:43
[INFO] [stderr]     |
[INFO] [stderr] 136 |                     let mut lock = device.lock();
[INFO] [stderr]     |                                           ^^^^ method not found in `sdl2::audio::AudioQueue<f32>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `lock` found for struct `sdl2::audio::AudioQueue<f32>` in the current scope
[INFO] [stderr]    --> src/main.rs:140:43
[INFO] [stderr]     |
[INFO] [stderr] 140 |                     let mut lock = device.lock();
[INFO] [stderr]     |                                           ^^^^ method not found in `sdl2::audio::AudioQueue<f32>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `blend_sample` found for mutable reference `&mut synth::Synthesizer` in the current scope
[INFO] [stderr]   --> src/synth/mod.rs:60:18
[INFO] [stderr]    |
[INFO] [stderr] 60 |             self.blend_sample(result, key.update(self.volume, self.step));
[INFO] [stderr]    |                  ^^^^^^^^^^^^ this is an associated function, not a method
[INFO] [stderr]    |
[INFO] [stderr]    = note: found the following associated functions; to be used as methods, functions must have a `self` parameter
[INFO] [stderr] note: the candidate is defined in an impl for the type `synth::Synthesizer`
[INFO] [stderr]   --> src/synth/mod.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn blend_sample(lhs: f32, rhs: f32) -> f32 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: use associated function syntax instead
[INFO] [stderr]    |
[INFO] [stderr] 60 |             synth::Synthesizer::blend_sample(result, key.update(self.volume, self.step));
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: there is an associated function with a similar name
[INFO] [stderr]    |
[INFO] [stderr] 60 |             self.get_sample(result, key.update(self.volume, self.step));
[INFO] [stderr]    |                  ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0609]: no field `buffer_size` on type `&mut synth::Synthesizer`
[INFO] [stderr]   --> src/synth/mod.rs:66:50
[INFO] [stderr]    |
[INFO] [stderr] 66 |         let mut result = Vec::with_capacity(self.buffer_size);
[INFO] [stderr]    |                                                  ^^^^^^^^^^^ unknown field
[INFO] [stderr]    |
[INFO] [stderr]    = note: available fields are: `volume`, `playback_freq`, `sample_number`, `keys`, `step`, `active`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/synth/mod.rs:68:13
[INFO] [stderr]    |
[INFO] [stderr] 67 | /         if ! self.active {
[INFO] [stderr] 68 | |             result
[INFO] [stderr]    | |             ^^^^^^ expected `()`, found struct `std::vec::Vec`
[INFO] [stderr] 69 | |         }
[INFO] [stderr]    | |         -- help: consider using a semicolon here
[INFO] [stderr]    | |_________|
[INFO] [stderr]    |           expected this to be `()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected unit type `()`
[INFO] [stderr]                  found struct `std::vec::Vec<_>`
[INFO] [stderr] 
[INFO] [stderr] error[E0609]: no field `buffer_size` on type `&mut synth::Synthesizer`
[INFO] [stderr]   --> src/synth/mod.rs:71:26
[INFO] [stderr]    |
[INFO] [stderr] 71 |         for x in 0..self.buffer_size {
[INFO] [stderr]    |                          ^^^^^^^^^^^ unknown field
[INFO] [stderr]    |
[INFO] [stderr]    = note: available fields are: `volume`, `playback_freq`, `sample_number`, `keys`, `step`, `active`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/synth/mod.rs:71:9
[INFO] [stderr]    |
[INFO] [stderr] 64 |       pub fn update(&mut self, eps: f32) -> Vec<f32> {
[INFO] [stderr]    |                                             -------- expected `std::vec::Vec<f32>` because of return type
[INFO] [stderr] ...
[INFO] [stderr] 71 | /         for x in 0..self.buffer_size {
[INFO] [stderr] 72 | |             let sample = self.get_sample();
[INFO] [stderr] 73 | |             // TODO search 
[INFO] [stderr] 74 | |             result.push(sample);
[INFO] [stderr] 75 | |             result.push(sample);
[INFO] [stderr] 76 | |         }
[INFO] [stderr]    | |_________^ expected struct `std::vec::Vec`, found `()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected struct `std::vec::Vec<f32>`
[INFO] [stderr]            found unit type `()`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/synth/mod.rs:68:13
[INFO] [stderr]    |
[INFO] [stderr] 67 | /         if ! self.active {
[INFO] [stderr] 68 | |             result
[INFO] [stderr]    | |             ^^^^^^ expected `()`, found struct `std::vec::Vec`
[INFO] [stderr] 69 | |         }
[INFO] [stderr]    | |         -- help: consider using a semicolon here
[INFO] [stderr]    | |_________|
[INFO] [stderr]    |           expected this to be `()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected unit type `()`
[INFO] [stderr]                  found struct `std::vec::Vec<_>`
[INFO] [stderr] 
[INFO] [stderr] error[E0609]: no field `buffer_size` on type `&mut synth::Synthesizer`
[INFO] [stderr]   --> src/synth/mod.rs:71:26
[INFO] [stderr]    |
[INFO] [stderr] 71 |         for x in 0..self.buffer_size {
[INFO] [stderr]    |                          ^^^^^^^^^^^ unknown field
[INFO] [stderr]    |
[INFO] [stderr]    = note: available fields are: `volume`, `playback_freq`, `sample_number`, `keys`, `step`, `active`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 9 previous errors
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/synth/mod.rs:71:9
[INFO] [stderr]    |
[INFO] [stderr] 64 |       pub fn update(&mut self, eps: f32) -> Vec<f32> {
[INFO] [stderr]    |                                             -------- expected `std::vec::Vec<f32>` because of return type
[INFO] [stderr] ...
[INFO] [stderr] 71 | /         for x in 0..self.buffer_size {
[INFO] [stderr] 72 | |             let sample = self.get_sample();
[INFO] [stderr] 73 | |             // TODO search 
[INFO] [stderr] 74 | |             result.push(sample);
[INFO] [stderr] 75 | |             result.push(sample);
[INFO] [stderr] 76 | |         }
[INFO] [stderr]    | |_________^ expected struct `std::vec::Vec`, found `()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected struct `std::vec::Vec<f32>`
[INFO] [stderr]            found unit type `()`
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0061, E0308, E0599, E0609.
[INFO] [stderr] For more information about an error, try `rustc --explain E0061`.
[INFO] [stderr] error: could not compile `rust-app`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 9 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0061, E0308, E0599, E0609.
[INFO] [stderr] For more information about an error, try `rustc --explain E0061`.
[INFO] [stderr] error: could not compile `rust-app`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "e81731f6a034c54a4393775c872668517490c490fa066900c0fcf90579cae71e"`
[INFO] running `"docker" "rm" "-f" "e81731f6a034c54a4393775c872668517490c490fa066900c0fcf90579cae71e"`
[INFO] [stdout] e81731f6a034c54a4393775c872668517490c490fa066900c0fcf90579cae71e
