[INFO] updating cached repository uhyo/bf-wasm
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/uhyo/bf-wasm
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/uhyo/bf-wasm" "work/ex/clippy-test-run/sources/stable/gh/uhyo/bf-wasm"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/uhyo/bf-wasm'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/uhyo/bf-wasm" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/uhyo/bf-wasm"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/uhyo/bf-wasm'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 16a99b591493b6b6912ced04f99782aa4ef3c277
[INFO] sha for GitHub repo uhyo/bf-wasm: 16a99b591493b6b6912ced04f99782aa4ef3c277
[INFO] validating manifest of uhyo/bf-wasm 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 uhyo/bf-wasm 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 uhyo/bf-wasm
[INFO] finished frobbing uhyo/bf-wasm
[INFO] frobbed toml for uhyo/bf-wasm written to work/ex/clippy-test-run/sources/stable/gh/uhyo/bf-wasm/Cargo.toml
[INFO] started frobbing uhyo/bf-wasm
[INFO] finished frobbing uhyo/bf-wasm
[INFO] frobbed toml for uhyo/bf-wasm written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/uhyo/bf-wasm/Cargo.toml
[INFO] crate uhyo/bf-wasm has a lockfile. skipping
[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 uhyo/bf-wasm against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-6/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/uhyo/bf-wasm:/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] b42302d79ee5f92bed8eae0e70e75bab9790a0671f04fd402ce2b4488586da46
[INFO] running `"docker" "start" "-a" "b42302d79ee5f92bed8eae0e70e75bab9790a0671f04fd402ce2b4488586da46"`
[INFO] [stderr]     Checking bf-gen-interpreter v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/run.rs:169:5
[INFO] [stderr]     |
[INFO] [stderr] 169 | /     return RunResult {
[INFO] [stderr] 170 | |       input_read: in_bytes,
[INFO] [stderr] 171 | |       output_size: written_bytes,
[INFO] [stderr] 172 | |       pc,
[INFO] [stderr] 173 | |       ptr,
[INFO] [stderr] 174 | |       error: Some(ERROR_ENDED),
[INFO] [stderr] 175 | |     };
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 169 |     RunResult {
[INFO] [stderr] 170 |       input_read: in_bytes,
[INFO] [stderr] 171 |       output_size: written_bytes,
[INFO] [stderr] 172 |       pc,
[INFO] [stderr] 173 |       ptr,
[INFO] [stderr] 174 |       error: Some(ERROR_ENDED),
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/lib.rs:49:3
[INFO] [stderr]    |
[INFO] [stderr] 49 |   return ERROR_NONE;
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `ERROR_NONE`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/run.rs:169:5
[INFO] [stderr]     |
[INFO] [stderr] 169 | /     return RunResult {
[INFO] [stderr] 170 | |       input_read: in_bytes,
[INFO] [stderr] 171 | |       output_size: written_bytes,
[INFO] [stderr] 172 | |       pc,
[INFO] [stderr] 173 | |       ptr,
[INFO] [stderr] 174 | |       error: Some(ERROR_ENDED),
[INFO] [stderr] 175 | |     };
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 169 |     RunResult {
[INFO] [stderr] 170 |       input_read: in_bytes,
[INFO] [stderr] 171 |       output_size: written_bytes,
[INFO] [stderr] 172 |       pc,
[INFO] [stderr] 173 |       ptr,
[INFO] [stderr] 174 |       error: Some(ERROR_ENDED),
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/lib.rs:49:3
[INFO] [stderr]    |
[INFO] [stderr] 49 |   return ERROR_NONE;
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `ERROR_NONE`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]  --> src/program.rs:3:25
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub const OP_PLUS: u8 = '+' as u8;
[INFO] [stderr]   |                         ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::char_lit_as_u8)] on by default
[INFO] [stderr]   = help: Consider using a byte literal instead:
[INFO] [stderr]           b'+'
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]  --> src/program.rs:4:26
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub const OP_MINUS: u8 = '-' as u8;
[INFO] [stderr]   |                          ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: Consider using a byte literal instead:
[INFO] [stderr]           b'-'
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]  --> src/program.rs:5:25
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub const OP_LEFT: u8 = '<' as u8;
[INFO] [stderr]   |                         ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: Consider using a byte literal instead:
[INFO] [stderr]           b'<'
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]  --> src/program.rs:6:26
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub const OP_RIGHT: u8 = '>' as u8;
[INFO] [stderr]   |                          ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: Consider using a byte literal instead:
[INFO] [stderr]           b'>'
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]  --> src/program.rs:7:24
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub const OP_OUT: u8 = '.' as u8;
[INFO] [stderr]   |                        ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: Consider using a byte literal instead:
[INFO] [stderr]           b'.'
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]  --> src/program.rs:8:23
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub const OP_IN: u8 = ',' as u8;
[INFO] [stderr]   |                       ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: Consider using a byte literal instead:
[INFO] [stderr]           b','
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]  --> src/program.rs:9:25
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub const OP_OPEN: u8 = '[' as u8;
[INFO] [stderr]   |                         ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: Consider using a byte literal instead:
[INFO] [stderr]           b'['
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]   --> src/program.rs:10:26
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub const OP_CLOSE: u8 = ']' as u8;
[INFO] [stderr]    |                          ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: Consider using a byte literal instead:
[INFO] [stderr]            b']'
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/run.rs:47:6
[INFO] [stderr]    |
[INFO] [stderr] 47 |   if stack.len() > 0 {
[INFO] [stderr]    |      ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!stack.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/run.rs:106:11
[INFO] [stderr]     |
[INFO] [stderr] 106 |           ptr = ptr - v;
[INFO] [stderr]     |           ^^^^^^^^^^^^^ help: replace it with: `ptr -= v`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/run.rs:118:11
[INFO] [stderr]     |
[INFO] [stderr] 118 |           ptr = ptr + v;
[INFO] [stderr]     |           ^^^^^^^^^^^^^ help: replace it with: `ptr += v`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/lib.rs:32:38
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let prog = slice::from_raw_parts(code_ptr, len);
[INFO] [stderr]    |                                      ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::not_unsafe_ptr_arg_deref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] warning: slow zero-filling initialization
[INFO] [stderr]   --> src/lib.rs:55:3
[INFO] [stderr]    |
[INFO] [stderr] 54 |   let mut buf = Vec::with_capacity(size);
[INFO] [stderr]    |                 ------------------------ help: consider replace allocation with: `vec![0; size]`
[INFO] [stderr] 55 |   buf.resize(size, 0);
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::slow_vector_initialization)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#slow_vector_initialization
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/lib.rs:65:33
[INFO] [stderr]    |
[INFO] [stderr] 65 |     let _ = Vec::from_raw_parts(ptr, 0, size);
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *mut _` detected. Consider using `ptr::null_mut()`
[INFO] [stderr]   --> src/lib.rs:72:20
[INFO] [stderr]    |
[INFO] [stderr] 72 |   let mut result = 0 as *mut c_uchar;
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::zero_ptr)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: slow zero-filling initialization
[INFO] [stderr]   --> src/lib.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 74 |     let mut newbuf = Vec::with_capacity(size);
[INFO] [stderr]    |                      ------------------------ help: consider replace allocation with: `vec![0; size]`
[INFO] [stderr] 75 |     newbuf.resize(size, 0);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#slow_vector_initialization
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/lib.rs:90:31
[INFO] [stderr]    |
[INFO] [stderr] 90 |     slice::from_raw_parts_mut(buf, capacity)
[INFO] [stderr]    |                               ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: calls to `std::mem::forget` with a reference instead of an owned value. Forgetting a reference does nothing.
[INFO] [stderr]    --> src/lib.rs:135:3
[INFO] [stderr]     |
[INFO] [stderr] 135 |   mem::forget(outbuf);
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::forget_ref)] on by default
[INFO] [stderr] note: argument has type &mut [u8]
[INFO] [stderr]    --> src/lib.rs:135:15
[INFO] [stderr]     |
[INFO] [stderr] 135 |   mem::forget(outbuf);
[INFO] [stderr]     |               ^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#forget_ref
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]  --> src/program.rs:3:25
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub const OP_PLUS: u8 = '+' as u8;
[INFO] [stderr]   |                         ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::char_lit_as_u8)] on by default
[INFO] [stderr]   = help: Consider using a byte literal instead:
[INFO] [stderr]           b'+'
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]  --> src/program.rs:4:26
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub const OP_MINUS: u8 = '-' as u8;
[INFO] [stderr]   |                          ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: Consider using a byte literal instead:
[INFO] [stderr]           b'-'
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]  --> src/program.rs:5:25
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub const OP_LEFT: u8 = '<' as u8;
[INFO] [stderr]   |                         ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: Consider using a byte literal instead:
[INFO] [stderr]           b'<'
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]  --> src/program.rs:6:26
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub const OP_RIGHT: u8 = '>' as u8;
[INFO] [stderr]   |                          ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: Consider using a byte literal instead:
[INFO] [stderr]           b'>'
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]  --> src/program.rs:7:24
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub const OP_OUT: u8 = '.' as u8;
[INFO] [stderr]   |                        ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: Consider using a byte literal instead:
[INFO] [stderr]           b'.'
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]  --> src/program.rs:8:23
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub const OP_IN: u8 = ',' as u8;
[INFO] [stderr]   |                       ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: Consider using a byte literal instead:
[INFO] [stderr]           b','
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]  --> src/program.rs:9:25
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub const OP_OPEN: u8 = '[' as u8;
[INFO] [stderr]   |                         ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: Consider using a byte literal instead:
[INFO] [stderr]           b'['
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]   --> src/program.rs:10:26
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub const OP_CLOSE: u8 = ']' as u8;
[INFO] [stderr]    |                          ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: Consider using a byte literal instead:
[INFO] [stderr]            b']'
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `bf-gen-interpreter`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/run.rs:47:6
[INFO] [stderr]    |
[INFO] [stderr] 47 |   if stack.len() > 0 {
[INFO] [stderr]    |      ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!stack.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/run.rs:106:11
[INFO] [stderr]     |
[INFO] [stderr] 106 |           ptr = ptr - v;
[INFO] [stderr]     |           ^^^^^^^^^^^^^ help: replace it with: `ptr -= v`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/run.rs:118:11
[INFO] [stderr]     |
[INFO] [stderr] 118 |           ptr = ptr + v;
[INFO] [stderr]     |           ^^^^^^^^^^^^^ help: replace it with: `ptr += v`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/lib.rs:32:38
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let prog = slice::from_raw_parts(code_ptr, len);
[INFO] [stderr]    |                                      ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::not_unsafe_ptr_arg_deref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] warning: slow zero-filling initialization
[INFO] [stderr]   --> src/lib.rs:55:3
[INFO] [stderr]    |
[INFO] [stderr] 54 |   let mut buf = Vec::with_capacity(size);
[INFO] [stderr]    |                 ------------------------ help: consider replace allocation with: `vec![0; size]`
[INFO] [stderr] 55 |   buf.resize(size, 0);
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::slow_vector_initialization)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#slow_vector_initialization
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/lib.rs:65:33
[INFO] [stderr]    |
[INFO] [stderr] 65 |     let _ = Vec::from_raw_parts(ptr, 0, size);
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] warning: `0 as *mut _` detected. Consider using `ptr::null_mut()`
[INFO] [stderr]   --> src/lib.rs:72:20
[INFO] [stderr]    |
[INFO] [stderr] 72 |   let mut result = 0 as *mut c_uchar;
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::zero_ptr)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#zero_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: slow zero-filling initialization
[INFO] [stderr]   --> src/lib.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 74 |     let mut newbuf = Vec::with_capacity(size);
[INFO] [stderr]    |                      ------------------------ help: consider replace allocation with: `vec![0; size]`
[INFO] [stderr] 75 |     newbuf.resize(size, 0);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#slow_vector_initialization
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/lib.rs:90:31
[INFO] [stderr]    |
[INFO] [stderr] 90 |     slice::from_raw_parts_mut(buf, capacity)
[INFO] [stderr]    |                               ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: calls to `std::mem::forget` with a reference instead of an owned value. Forgetting a reference does nothing.
[INFO] [stderr]    --> src/lib.rs:135:3
[INFO] [stderr]     |
[INFO] [stderr] 135 |   mem::forget(outbuf);
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::forget_ref)] on by default
[INFO] [stderr] note: argument has type &mut [u8]
[INFO] [stderr]    --> src/lib.rs:135:15
[INFO] [stderr]     |
[INFO] [stderr] 135 |   mem::forget(outbuf);
[INFO] [stderr]     |               ^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#forget_ref
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `bf-gen-interpreter`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "b42302d79ee5f92bed8eae0e70e75bab9790a0671f04fd402ce2b4488586da46"`
[INFO] running `"docker" "rm" "-f" "b42302d79ee5f92bed8eae0e70e75bab9790a0671f04fd402ce2b4488586da46"`
[INFO] [stdout] b42302d79ee5f92bed8eae0e70e75bab9790a0671f04fd402ce2b4488586da46