Oct 12 13:08:36.542 INFO checking stallmanifold/ring-buffer against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977 Oct 12 13:08:36.542 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-5/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-5/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +4021bd0b3c5815b087d6db10ce461e7e4854ade7-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"` Oct 12 13:08:36.800 INFO blam! 1d5b20f05a31c55bacd5260e98677416ccc56cbcade2660a675f07adf70a1cb1 Oct 12 13:08:36.803 INFO running `"docker" "start" "-a" "1d5b20f05a31c55bacd5260e98677416ccc56cbcade2660a675f07adf70a1cb1"` Oct 12 13:08:37.387 INFO kablam! usermod: no changes Oct 12 13:08:37.424 INFO kablam! Checking ring-buffer v0.1.0 (/source) Oct 12 13:08:37.776 INFO kablam! warning: unused variable: `i` Oct 12 13:08:37.776 INFO kablam! --> src/ring_buffer.rs:24:13 Oct 12 13:08:37.776 INFO kablam! | Oct 12 13:08:37.776 INFO kablam! 24 | for i in 0..buffer.capacity() { Oct 12 13:08:37.776 INFO kablam! | ^ help: consider using `_i` instead Oct 12 13:08:37.776 INFO kablam! | Oct 12 13:08:37.776 INFO kablam! = note: #[warn(unused_variables)] on by default Oct 12 13:08:37.776 INFO kablam! Oct 12 13:08:37.776 INFO kablam! warning: unused variable: `but` Oct 12 13:08:37.776 INFO kablam! --> src/ring_buffer.rs:132:24 Oct 12 13:08:37.776 INFO kablam! | Oct 12 13:08:37.776 INFO kablam! 132 | fn read(&mut self, but: &mut [u8]) -> io::Result { Oct 12 13:08:37.776 INFO kablam! | ^^^ help: consider using `_but` instead Oct 12 13:08:37.776 INFO kablam! Oct 12 13:08:37.776 INFO kablam! warning: unused variable: `buf` Oct 12 13:08:37.776 INFO kablam! --> src/ring_buffer.rs:140:25 Oct 12 13:08:37.776 INFO kablam! | Oct 12 13:08:37.776 INFO kablam! 140 | fn write(&mut self, buf: &[u8]) -> io::Result { Oct 12 13:08:37.776 INFO kablam! | ^^^ help: consider using `_buf` instead Oct 12 13:08:37.777 INFO kablam! Oct 12 13:08:37.797 INFO kablam! warning: field is never used: `buffer` Oct 12 13:08:37.797 INFO kablam! --> src/ring_buffer.rs:14:5 Oct 12 13:08:37.797 INFO kablam! | Oct 12 13:08:37.797 INFO kablam! 14 | buffer: Box>, Oct 12 13:08:37.797 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Oct 12 13:08:37.797 INFO kablam! | Oct 12 13:08:37.797 INFO kablam! = note: #[warn(dead_code)] on by default Oct 12 13:08:37.797 INFO kablam! Oct 12 13:08:37.797 INFO kablam! warning: field is never used: `capacity` Oct 12 13:08:37.797 INFO kablam! --> src/ring_buffer.rs:15:5 Oct 12 13:08:37.797 INFO kablam! | Oct 12 13:08:37.797 INFO kablam! 15 | capacity: usize, Oct 12 13:08:37.797 INFO kablam! | ^^^^^^^^^^^^^^^ Oct 12 13:08:37.797 INFO kablam! Oct 12 13:08:37.797 INFO kablam! warning: field is never used: `start` Oct 12 13:08:37.797 INFO kablam! --> src/ring_buffer.rs:16:5 Oct 12 13:08:37.797 INFO kablam! | Oct 12 13:08:37.797 INFO kablam! 16 | start: usize, Oct 12 13:08:37.797 INFO kablam! | ^^^^^^^^^^^^^ Oct 12 13:08:37.797 INFO kablam! Oct 12 13:08:37.797 INFO kablam! warning: field is never used: `end` Oct 12 13:08:37.797 INFO kablam! --> src/ring_buffer.rs:17:5 Oct 12 13:08:37.797 INFO kablam! | Oct 12 13:08:37.797 INFO kablam! 17 | end: usize, Oct 12 13:08:37.797 INFO kablam! | ^^^^^^^^^^^^^ Oct 12 13:08:37.797 INFO kablam! Oct 12 13:08:37.797 INFO kablam! warning: method is never used: `new` Oct 12 13:08:37.797 INFO kablam! --> src/ring_buffer.rs:21:5 Oct 12 13:08:37.797 INFO kablam! | Oct 12 13:08:37.797 INFO kablam! 21 | fn new(capacity: usize) -> RingBuffer { Oct 12 13:08:37.797 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 13:08:37.797 INFO kablam! Oct 12 13:08:37.797 INFO kablam! warning: method is never used: `read_buf_amount` Oct 12 13:08:37.797 INFO kablam! --> src/ring_buffer.rs:36:5 Oct 12 13:08:37.797 INFO kablam! | Oct 12 13:08:37.797 INFO kablam! 36 | fn read_buf_amount(&mut self, target: &mut [u8], amount: usize) -> Result { Oct 12 13:08:37.797 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 13:08:37.797 INFO kablam! Oct 12 13:08:37.797 INFO kablam! warning: method is never used: `write_buf_amount` Oct 12 13:08:37.797 INFO kablam! --> src/ring_buffer.rs:57:5 Oct 12 13:08:37.797 INFO kablam! | Oct 12 13:08:37.797 INFO kablam! 57 | fn write_buf_amount(&mut self, data: &[u8], amount: usize) -> Result { Oct 12 13:08:37.797 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 13:08:37.797 INFO kablam! Oct 12 13:08:37.797 INFO kablam! warning: method is never used: `is_empty` Oct 12 13:08:37.797 INFO kablam! --> src/ring_buffer.rs:80:5 Oct 12 13:08:37.797 INFO kablam! | Oct 12 13:08:37.797 INFO kablam! 80 | fn is_empty(&self) -> bool { Oct 12 13:08:37.797 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 13:08:37.797 INFO kablam! Oct 12 13:08:37.797 INFO kablam! warning: method is never used: `is_full` Oct 12 13:08:37.797 INFO kablam! --> src/ring_buffer.rs:85:5 Oct 12 13:08:37.797 INFO kablam! | Oct 12 13:08:37.797 INFO kablam! 85 | fn is_full(&self) -> bool { Oct 12 13:08:37.797 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 13:08:37.797 INFO kablam! Oct 12 13:08:37.797 INFO kablam! warning: method is never used: `available_data` Oct 12 13:08:37.797 INFO kablam! --> src/ring_buffer.rs:90:5 Oct 12 13:08:37.797 INFO kablam! | Oct 12 13:08:37.797 INFO kablam! 90 | fn available_data(&self) -> usize { Oct 12 13:08:37.797 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 13:08:37.797 INFO kablam! Oct 12 13:08:37.797 INFO kablam! warning: method is never used: `available_space` Oct 12 13:08:37.797 INFO kablam! --> src/ring_buffer.rs:95:5 Oct 12 13:08:37.797 INFO kablam! | Oct 12 13:08:37.797 INFO kablam! 95 | fn available_space(&self) -> usize { Oct 12 13:08:37.797 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 13:08:37.797 INFO kablam! Oct 12 13:08:37.797 INFO kablam! warning: method is never used: `gets` Oct 12 13:08:37.797 INFO kablam! --> src/ring_buffer.rs:99:5 Oct 12 13:08:37.797 INFO kablam! | Oct 12 13:08:37.797 INFO kablam! 99 | fn gets(&mut self, amount: usize) -> Result, RingBufferError> { Oct 12 13:08:37.797 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 13:08:37.797 INFO kablam! Oct 12 13:08:37.797 INFO kablam! warning: method is never used: `puts` Oct 12 13:08:37.797 INFO kablam! --> src/ring_buffer.rs:116:5 Oct 12 13:08:37.797 INFO kablam! | Oct 12 13:08:37.797 INFO kablam! 116 | fn puts(&mut self, data: &[u8]) -> Result { Oct 12 13:08:37.797 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 13:08:37.797 INFO kablam! Oct 12 13:08:37.797 INFO kablam! warning: method is never used: `commit_read` Oct 12 13:08:37.798 INFO kablam! --> src/ring_buffer.rs:121:5 Oct 12 13:08:37.798 INFO kablam! | Oct 12 13:08:37.798 INFO kablam! 121 | fn commit_read(&mut self, amount: usize) { Oct 12 13:08:37.798 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 13:08:37.798 INFO kablam! Oct 12 13:08:37.798 INFO kablam! warning: method is never used: `commit_write` Oct 12 13:08:37.798 INFO kablam! --> src/ring_buffer.rs:126:5 Oct 12 13:08:37.798 INFO kablam! | Oct 12 13:08:37.798 INFO kablam! 126 | fn commit_write(&mut self, amount: usize) { Oct 12 13:08:37.798 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 13:08:37.798 INFO kablam! Oct 12 13:08:37.798 INFO kablam! warning: comparison is useless due to type limits Oct 12 13:08:37.798 INFO kablam! --> src/ring_buffer.rs:111:17 Oct 12 13:08:37.798 INFO kablam! | Oct 12 13:08:37.798 INFO kablam! 111 | assert!(self.available_data() >= 0, "Error in read commit."); Oct 12 13:08:37.798 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 13:08:37.798 INFO kablam! | Oct 12 13:08:37.798 INFO kablam! = note: #[warn(unused_comparisons)] on by default Oct 12 13:08:37.798 INFO kablam! Oct 12 13:08:37.844 INFO kablam! warning: unused import: `ring_buffer::RingBuffer` Oct 12 13:08:37.844 INFO kablam! --> src/tests.rs:1:5 Oct 12 13:08:37.844 INFO kablam! | Oct 12 13:08:37.844 INFO kablam! 1 | use ring_buffer::RingBuffer; Oct 12 13:08:37.844 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 13:08:37.844 INFO kablam! | Oct 12 13:08:37.844 INFO kablam! = note: #[warn(unused_imports)] on by default Oct 12 13:08:37.844 INFO kablam! Oct 12 13:08:37.844 INFO kablam! warning: unused imports: `Read`, `Write` Oct 12 13:08:37.844 INFO kablam! --> src/tests.rs:2:15 Oct 12 13:08:37.844 INFO kablam! | Oct 12 13:08:37.844 INFO kablam! 2 | use std::io::{Read, Write}; Oct 12 13:08:37.844 INFO kablam! | ^^^^ ^^^^^ Oct 12 13:08:37.844 INFO kablam! Oct 12 13:08:37.904 INFO kablam! warning: unused variable: `i` Oct 12 13:08:37.904 INFO kablam! --> src/ring_buffer.rs:24:13 Oct 12 13:08:37.904 INFO kablam! | Oct 12 13:08:37.904 INFO kablam! 24 | for i in 0..buffer.capacity() { Oct 12 13:08:37.904 INFO kablam! | ^ help: consider using `_i` instead Oct 12 13:08:37.904 INFO kablam! | Oct 12 13:08:37.904 INFO kablam! = note: #[warn(unused_variables)] on by default Oct 12 13:08:37.904 INFO kablam! Oct 12 13:08:37.904 INFO kablam! warning: unused variable: `but` Oct 12 13:08:37.904 INFO kablam! --> src/ring_buffer.rs:132:24 Oct 12 13:08:37.904 INFO kablam! | Oct 12 13:08:37.904 INFO kablam! 132 | fn read(&mut self, but: &mut [u8]) -> io::Result { Oct 12 13:08:37.904 INFO kablam! | ^^^ help: consider using `_but` instead Oct 12 13:08:37.904 INFO kablam! Oct 12 13:08:37.904 INFO kablam! warning: unused variable: `buf` Oct 12 13:08:37.904 INFO kablam! --> src/ring_buffer.rs:140:25 Oct 12 13:08:37.904 INFO kablam! | Oct 12 13:08:37.904 INFO kablam! 140 | fn write(&mut self, buf: &[u8]) -> io::Result { Oct 12 13:08:37.904 INFO kablam! | ^^^ help: consider using `_buf` instead Oct 12 13:08:37.904 INFO kablam! Oct 12 13:08:37.916 INFO kablam! warning: field is never used: `buffer` Oct 12 13:08:37.916 INFO kablam! --> src/ring_buffer.rs:14:5 Oct 12 13:08:37.916 INFO kablam! | Oct 12 13:08:37.916 INFO kablam! 14 | buffer: Box>, Oct 12 13:08:37.916 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Oct 12 13:08:37.917 INFO kablam! | Oct 12 13:08:37.917 INFO kablam! = note: #[warn(dead_code)] on by default Oct 12 13:08:37.917 INFO kablam! Oct 12 13:08:37.917 INFO kablam! warning: field is never used: `capacity` Oct 12 13:08:37.917 INFO kablam! --> src/ring_buffer.rs:15:5 Oct 12 13:08:37.917 INFO kablam! | Oct 12 13:08:37.917 INFO kablam! 15 | capacity: usize, Oct 12 13:08:37.917 INFO kablam! | ^^^^^^^^^^^^^^^ Oct 12 13:08:37.917 INFO kablam! Oct 12 13:08:37.917 INFO kablam! warning: field is never used: `start` Oct 12 13:08:37.917 INFO kablam! --> src/ring_buffer.rs:16:5 Oct 12 13:08:37.917 INFO kablam! | Oct 12 13:08:37.917 INFO kablam! 16 | start: usize, Oct 12 13:08:37.917 INFO kablam! | ^^^^^^^^^^^^^ Oct 12 13:08:37.917 INFO kablam! Oct 12 13:08:37.917 INFO kablam! warning: field is never used: `end` Oct 12 13:08:37.917 INFO kablam! --> src/ring_buffer.rs:17:5 Oct 12 13:08:37.917 INFO kablam! | Oct 12 13:08:37.917 INFO kablam! 17 | end: usize, Oct 12 13:08:37.917 INFO kablam! | ^^^^^^^^^^^^^ Oct 12 13:08:37.917 INFO kablam! Oct 12 13:08:37.917 INFO kablam! warning: method is never used: `new` Oct 12 13:08:37.917 INFO kablam! --> src/ring_buffer.rs:21:5 Oct 12 13:08:37.917 INFO kablam! | Oct 12 13:08:37.917 INFO kablam! 21 | fn new(capacity: usize) -> RingBuffer { Oct 12 13:08:37.917 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 13:08:37.917 INFO kablam! Oct 12 13:08:37.917 INFO kablam! warning: method is never used: `read_buf_amount` Oct 12 13:08:37.917 INFO kablam! --> src/ring_buffer.rs:36:5 Oct 12 13:08:37.917 INFO kablam! | Oct 12 13:08:37.917 INFO kablam! 36 | fn read_buf_amount(&mut self, target: &mut [u8], amount: usize) -> Result { Oct 12 13:08:37.917 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 13:08:37.917 INFO kablam! Oct 12 13:08:37.917 INFO kablam! warning: method is never used: `write_buf_amount` Oct 12 13:08:37.917 INFO kablam! --> src/ring_buffer.rs:57:5 Oct 12 13:08:37.917 INFO kablam! | Oct 12 13:08:37.917 INFO kablam! 57 | fn write_buf_amount(&mut self, data: &[u8], amount: usize) -> Result { Oct 12 13:08:37.917 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 13:08:37.917 INFO kablam! Oct 12 13:08:37.917 INFO kablam! warning: method is never used: `is_empty` Oct 12 13:08:37.917 INFO kablam! --> src/ring_buffer.rs:80:5 Oct 12 13:08:37.917 INFO kablam! | Oct 12 13:08:37.917 INFO kablam! 80 | fn is_empty(&self) -> bool { Oct 12 13:08:37.917 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 13:08:37.917 INFO kablam! Oct 12 13:08:37.917 INFO kablam! warning: method is never used: `is_full` Oct 12 13:08:37.917 INFO kablam! --> src/ring_buffer.rs:85:5 Oct 12 13:08:37.917 INFO kablam! | Oct 12 13:08:37.917 INFO kablam! 85 | fn is_full(&self) -> bool { Oct 12 13:08:37.917 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 13:08:37.917 INFO kablam! Oct 12 13:08:37.917 INFO kablam! warning: method is never used: `available_data` Oct 12 13:08:37.917 INFO kablam! --> src/ring_buffer.rs:90:5 Oct 12 13:08:37.917 INFO kablam! | Oct 12 13:08:37.917 INFO kablam! 90 | fn available_data(&self) -> usize { Oct 12 13:08:37.917 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 13:08:37.917 INFO kablam! Oct 12 13:08:37.917 INFO kablam! warning: method is never used: `available_space` Oct 12 13:08:37.917 INFO kablam! --> src/ring_buffer.rs:95:5 Oct 12 13:08:37.917 INFO kablam! | Oct 12 13:08:37.917 INFO kablam! 95 | fn available_space(&self) -> usize { Oct 12 13:08:37.917 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 13:08:37.917 INFO kablam! Oct 12 13:08:37.917 INFO kablam! warning: method is never used: `gets` Oct 12 13:08:37.917 INFO kablam! --> src/ring_buffer.rs:99:5 Oct 12 13:08:37.917 INFO kablam! | Oct 12 13:08:37.917 INFO kablam! 99 | fn gets(&mut self, amount: usize) -> Result, RingBufferError> { Oct 12 13:08:37.917 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 13:08:37.917 INFO kablam! Oct 12 13:08:37.917 INFO kablam! warning: method is never used: `puts` Oct 12 13:08:37.917 INFO kablam! --> src/ring_buffer.rs:116:5 Oct 12 13:08:37.917 INFO kablam! | Oct 12 13:08:37.917 INFO kablam! 116 | fn puts(&mut self, data: &[u8]) -> Result { Oct 12 13:08:37.917 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 13:08:37.917 INFO kablam! Oct 12 13:08:37.917 INFO kablam! warning: method is never used: `commit_read` Oct 12 13:08:37.917 INFO kablam! --> src/ring_buffer.rs:121:5 Oct 12 13:08:37.917 INFO kablam! | Oct 12 13:08:37.917 INFO kablam! 121 | fn commit_read(&mut self, amount: usize) { Oct 12 13:08:37.917 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 13:08:37.917 INFO kablam! Oct 12 13:08:37.917 INFO kablam! warning: method is never used: `commit_write` Oct 12 13:08:37.917 INFO kablam! --> src/ring_buffer.rs:126:5 Oct 12 13:08:37.917 INFO kablam! | Oct 12 13:08:37.917 INFO kablam! 126 | fn commit_write(&mut self, amount: usize) { Oct 12 13:08:37.917 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 13:08:37.917 INFO kablam! Oct 12 13:08:37.935 INFO kablam! warning: comparison is useless due to type limits Oct 12 13:08:37.935 INFO kablam! --> src/ring_buffer.rs:111:17 Oct 12 13:08:37.935 INFO kablam! | Oct 12 13:08:37.935 INFO kablam! 111 | assert!(self.available_data() >= 0, "Error in read commit."); Oct 12 13:08:37.935 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 13:08:37.935 INFO kablam! | Oct 12 13:08:37.935 INFO kablam! = note: #[warn(unused_comparisons)] on by default Oct 12 13:08:37.935 INFO kablam! Oct 12 13:08:37.972 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 0.56s Oct 12 13:08:37.987 INFO kablam! su: No module specific data is present Oct 12 13:08:39.224 INFO running `"docker" "rm" "-f" "1d5b20f05a31c55bacd5260e98677416ccc56cbcade2660a675f07adf70a1cb1"` Oct 12 13:08:39.604 INFO blam! 1d5b20f05a31c55bacd5260e98677416ccc56cbcade2660a675f07adf70a1cb1