[INFO] crate e2r 0.9.2 is already in cache
[INFO] extracting crate e2r 0.9.2 into work/ex/clippy-test-run/sources/stable/reg/e2r/0.9.2
[INFO] extracting crate e2r 0.9.2 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/e2r/0.9.2
[INFO] validating manifest of e2r-0.9.2 on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of e2r-0.9.2 on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing e2r-0.9.2
[INFO] finished frobbing e2r-0.9.2
[INFO] frobbed toml for e2r-0.9.2 written to work/ex/clippy-test-run/sources/stable/reg/e2r/0.9.2/Cargo.toml
[INFO] started frobbing e2r-0.9.2
[INFO] finished frobbing e2r-0.9.2
[INFO] frobbed toml for e2r-0.9.2 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/e2r/0.9.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting e2r-0.9.2 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-3/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/e2r/0.9.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 92c85fade207144686f41aa13b8412c4ed18e63e334826d961971823b78452a0
[INFO] running `"docker" "start" "-a" "92c85fade207144686f41aa13b8412c4ed18e63e334826d961971823b78452a0"`
[INFO] [stderr]     Checking zpatial v0.0.0
[INFO] [stderr]     Checking mazth v0.2.1
[INFO] [stderr]     Checking pretty_env_logger v0.2.5
[INFO] [stderr]     Checking e2r v0.9.2 (/opt/crater/workdir)
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]    --> core/implement/render/primitive.rs:357:21
[INFO] [stderr]     |
[INFO] [stderr] 357 |                 let z = self._positions[ i[2] ].into_iter().enumerate().map(|(k,o)| o*r + offset[k] ).collect::<Vec<f32> >();
[INFO] [stderr]     |                     ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::many_single_char_names)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 6th binding whose name is just one char
[INFO] [stderr]    --> core/implement/render/primitive.rs:359:21
[INFO] [stderr]     |
[INFO] [stderr] 359 |                 let n = mat::Mat3x1 { _val: [ z[0]-y[0], z[1]-y[1], z[2]-y[2] ] }.cross( & mat::Mat3x1 { _val: [ x[0]-y[0], x[1]-y[1], x[2]-y[2] ] } ).unwrap().normalize().unwrap();
[INFO] [stderr]     |                     ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: using `write!()` with a format string that ends in a single newline, consider using `writeln!()` instead
[INFO] [stderr]   --> core/implement/capability/capability_gl.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |         write!( f, "version: {}\n", self.ver )?;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::write_with_newline)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#write_with_newline
[INFO] [stderr] 
[INFO] [stderr] warning: using `write!()` with a format string that ends in a single newline, consider using `writeln!()` instead
[INFO] [stderr]   --> core/implement/capability/capability_gl.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |         write!( f, "opengl version: {}.{}\n", self.opengl_ver_major, self.opengl_ver_minor )?;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#write_with_newline
[INFO] [stderr] 
[INFO] [stderr] warning: using `write!()` with a format string that ends in a single newline, consider using `writeln!()` instead
[INFO] [stderr]   --> core/implement/capability/capability_gl.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |         write!( f, "glsl language version: {}.\n", self.glsl_ver )?;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#write_with_newline
[INFO] [stderr] 
[INFO] [stderr] warning: using `write!()` with a format string that ends in a single newline, consider using `writeln!()` instead
[INFO] [stderr]   --> core/implement/capability/capability_gl.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |         write!( f, "vendor: {}.\n", self.vendor )?;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#write_with_newline
[INFO] [stderr] 
[INFO] [stderr] warning: using `write!()` with a format string that ends in a single newline, consider using `writeln!()` instead
[INFO] [stderr]   --> core/implement/capability/capability_gl.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |         write!( f, "renderer: {}.\n", self.renderer )?;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#write_with_newline
[INFO] [stderr] 
[INFO] [stderr] warning: using `write!()` with a format string that ends in a single newline, consider using `writeln!()` instead
[INFO] [stderr]   --> core/implement/capability/capability_gl.rs:28:13
[INFO] [stderr]    |
[INFO] [stderr] 28 |             write!( f, "extension: {}.\n", i )?;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#write_with_newline
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> core/implement/capability/capability_gl.rs:71:13
[INFO] [stderr]    |
[INFO] [stderr] 71 |             extensions: extensions,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `extensions`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> core/implement/math/spline_bezier.rs:55:17
[INFO] [stderr]    |
[INFO] [stderr] 55 |             let c = cvec[i]._val[1]; //t^1
[INFO] [stderr]    |                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]    --> core/implement/render/primitive.rs:357:21
[INFO] [stderr]     |
[INFO] [stderr] 357 |                 let z = self._positions[ i[2] ].into_iter().enumerate().map(|(k,o)| o*r + offset[k] ).collect::<Vec<f32> >();
[INFO] [stderr]     |                     ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::many_single_char_names)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 6th binding whose name is just one char
[INFO] [stderr]    --> core/implement/render/primitive.rs:359:21
[INFO] [stderr]     |
[INFO] [stderr] 359 |                 let n = mat::Mat3x1 { _val: [ z[0]-y[0], z[1]-y[1], z[2]-y[2] ] }.cross( & mat::Mat3x1 { _val: [ x[0]-y[0], x[1]-y[1], x[2]-y[2] ] } ).unwrap().normalize().unwrap();
[INFO] [stderr]     |                     ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: using `write!()` with a format string that ends in a single newline, consider using `writeln!()` instead
[INFO] [stderr]   --> core/implement/capability/capability_gl.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |         write!( f, "version: {}\n", self.ver )?;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::write_with_newline)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#write_with_newline
[INFO] [stderr] 
[INFO] [stderr] warning: using `write!()` with a format string that ends in a single newline, consider using `writeln!()` instead
[INFO] [stderr]   --> core/implement/capability/capability_gl.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |         write!( f, "opengl version: {}.{}\n", self.opengl_ver_major, self.opengl_ver_minor )?;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#write_with_newline
[INFO] [stderr] 
[INFO] [stderr] warning: using `write!()` with a format string that ends in a single newline, consider using `writeln!()` instead
[INFO] [stderr]   --> core/implement/capability/capability_gl.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |         write!( f, "glsl language version: {}.\n", self.glsl_ver )?;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#write_with_newline
[INFO] [stderr] 
[INFO] [stderr] warning: using `write!()` with a format string that ends in a single newline, consider using `writeln!()` instead
[INFO] [stderr]   --> core/implement/capability/capability_gl.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |         write!( f, "vendor: {}.\n", self.vendor )?;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#write_with_newline
[INFO] [stderr] 
[INFO] [stderr] warning: using `write!()` with a format string that ends in a single newline, consider using `writeln!()` instead
[INFO] [stderr]   --> core/implement/capability/capability_gl.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |         write!( f, "renderer: {}.\n", self.renderer )?;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#write_with_newline
[INFO] [stderr] 
[INFO] [stderr] warning: using `write!()` with a format string that ends in a single newline, consider using `writeln!()` instead
[INFO] [stderr]   --> core/implement/capability/capability_gl.rs:28:13
[INFO] [stderr]    |
[INFO] [stderr] 28 |             write!( f, "extension: {}.\n", i )?;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#write_with_newline
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> core/implement/capability/capability_gl.rs:71:13
[INFO] [stderr]    |
[INFO] [stderr] 71 |             extensions: extensions,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `extensions`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> core/implement/math/spline_bezier.rs:55:17
[INFO] [stderr]    |
[INFO] [stderr] 55 |             let c = cvec[i]._val[1]; //t^1
[INFO] [stderr]    |                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> core/core.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(type_ascription)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> core/core.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(associated_type_defaults)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `e2r`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> core/core.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(type_ascription)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> core/core.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(associated_type_defaults)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `e2r`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "92c85fade207144686f41aa13b8412c4ed18e63e334826d961971823b78452a0"`
[INFO] running `"docker" "rm" "-f" "92c85fade207144686f41aa13b8412c4ed18e63e334826d961971823b78452a0"`
[INFO] [stdout] 92c85fade207144686f41aa13b8412c4ed18e63e334826d961971823b78452a0