Oct 13 02:10:28.004 INFO checking UgnilJoZ/rust-pv against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 13 02:10:28.004 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-6/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-6/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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 13 02:10:28.528 INFO blam! 71e398490e89917253452a5437a1d26c36c6bfc31159a95f4c6e3c716266bd60
Oct 13 02:10:28.534 INFO running `"docker" "start" "-a" "71e398490e89917253452a5437a1d26c36c6bfc31159a95f4c6e3c716266bd60"`
Oct 13 02:10:29.377 INFO kablam! usermod: no changes
Oct 13 02:10:29.408 INFO kablam!     Checking pv v0.3.0 (/source)
Oct 13 02:10:29.860 INFO kablam! warning: unused import: `Stdio`
Oct 13 02:10:29.860 INFO kablam!  --> src/main.rs:8:28
Oct 13 02:10:29.860 INFO kablam!   |
Oct 13 02:10:29.860 INFO kablam! 8 | use std::process::{Command,Stdio,exit};
Oct 13 02:10:29.860 INFO kablam!   |                            ^^^^^
Oct 13 02:10:29.860 INFO kablam!   |
Oct 13 02:10:29.860 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 02:10:29.861 INFO kablam! 
Oct 13 02:10:29.861 INFO kablam! warning: unused import: `fs`
Oct 13 02:10:29.861 INFO kablam!   --> src/main.rs:10:31
Oct 13 02:10:29.861 INFO kablam!    |
Oct 13 02:10:29.861 INFO kablam! 10 | use std::{thread,time,cmp,env,fs};
Oct 13 02:10:29.861 INFO kablam!    |                               ^^
Oct 13 02:10:29.861 INFO kablam! 
Oct 13 02:10:29.904 INFO kablam! warning: unused import: `Stdio`
Oct 13 02:10:29.904 INFO kablam!  --> src/main.rs:8:28
Oct 13 02:10:29.904 INFO kablam!   |
Oct 13 02:10:29.904 INFO kablam! 8 | use std::process::{Command,Stdio,exit};
Oct 13 02:10:29.904 INFO kablam!   |                            ^^^^^
Oct 13 02:10:29.904 INFO kablam!   |
Oct 13 02:10:29.904 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 02:10:29.904 INFO kablam! 
Oct 13 02:10:29.904 INFO kablam! warning: unused import: `fs`
Oct 13 02:10:29.904 INFO kablam!   --> src/main.rs:10:31
Oct 13 02:10:29.904 INFO kablam!    |
Oct 13 02:10:29.904 INFO kablam! 10 | use std::{thread,time,cmp,env,fs};
Oct 13 02:10:29.904 INFO kablam!    |                               ^^
Oct 13 02:10:29.904 INFO kablam! 
Oct 13 02:10:29.940 INFO kablam! warning: unused variable: `size`
Oct 13 02:10:29.940 INFO kablam!   --> src/main.rs:68:48
Oct 13 02:10:29.941 INFO kablam!    |
Oct 13 02:10:29.941 INFO kablam! 68 | fn read_bytes<R: Read, W: Write>(file: &mut R, size: usize, output: &mut W, ref bytes_read: &std::sync::Arc<Mutex<usize>>, end_of_file: Arc<Mutex<bool>>) {
Oct 13 02:10:29.941 INFO kablam!    |                                                ^^^^ help: consider using `_size` instead
Oct 13 02:10:29.941 INFO kablam!    |
Oct 13 02:10:29.941 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 02:10:29.941 INFO kablam! 
Oct 13 02:10:29.941 INFO kablam! warning: unused variable: `size`
Oct 13 02:10:29.941 INFO kablam!   --> src/main.rs:76:51
Oct 13 02:10:29.941 INFO kablam!    |
Oct 13 02:10:29.941 INFO kablam! 76 | fn read_lines<R: BufRead, W: Write>(file: &mut R, size: usize, output: &mut W, ref bytes_read: &std::sync::Arc<Mutex<usize>>, end_of_file: Arc<Mutex<bool>>) {
Oct 13 02:10:29.941 INFO kablam!    |                                                   ^^^^ help: consider using `_size` instead
Oct 13 02:10:29.941 INFO kablam! 
Oct 13 02:10:29.941 INFO kablam! warning: unused variable: `prog`
Oct 13 02:10:29.941 INFO kablam!   --> src/main.rs:88:6
Oct 13 02:10:29.941 INFO kablam!    |
Oct 13 02:10:29.941 INFO kablam! 88 |     let prog = args[0].clone();
Oct 13 02:10:29.941 INFO kablam!    |         ^^^^ help: consider using `_prog` instead
Oct 13 02:10:29.941 INFO kablam! 
Oct 13 02:10:29.975 INFO kablam! warning: variable does not need to be mutable
Oct 13 02:10:29.976 INFO kablam!    --> src/main.rs:142:7
Oct 13 02:10:29.976 INFO kablam!     |
Oct 13 02:10:29.976 INFO kablam! 142 |         let mut file = File::open(filename).unwrap();
Oct 13 02:10:29.976 INFO kablam!     |             ----^^^^
Oct 13 02:10:29.976 INFO kablam!     |             |
Oct 13 02:10:29.976 INFO kablam!     |             help: remove this `mut`
Oct 13 02:10:29.976 INFO kablam!     |
Oct 13 02:10:29.976 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 13 02:10:29.976 INFO kablam! 
Oct 13 02:10:29.976 INFO kablam! warning: variable does not need to be mutable
Oct 13 02:10:29.976 INFO kablam!    --> src/main.rs:149:7
Oct 13 02:10:29.976 INFO kablam!     |
Oct 13 02:10:29.976 INFO kablam! 149 |         let mut file = io::stdin();
Oct 13 02:10:29.976 INFO kablam!     |             ----^^^^
Oct 13 02:10:29.976 INFO kablam!     |             |
Oct 13 02:10:29.977 INFO kablam!     |             help: remove this `mut`
Oct 13 02:10:29.977 INFO kablam! 
Oct 13 02:10:29.977 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 02:10:29.977 INFO kablam!   --> src/main.rs:36:2
Oct 13 02:10:29.977 INFO kablam!    |
Oct 13 02:10:29.977 INFO kablam! 36 |     io::stderr().write(sequence.as_slice());
Oct 13 02:10:29.977 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 02:10:29.977 INFO kablam!    |
Oct 13 02:10:29.977 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 13 02:10:29.977 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 02:10:29.977 INFO kablam! 
Oct 13 02:10:29.977 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 02:10:29.977 INFO kablam!   --> src/main.rs:37:2
Oct 13 02:10:29.977 INFO kablam!    |
Oct 13 02:10:29.977 INFO kablam! 37 |     io::stderr().flush();
Oct 13 02:10:29.977 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^
Oct 13 02:10:29.978 INFO kablam!    |
Oct 13 02:10:29.978 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 02:10:29.978 INFO kablam! 
Oct 13 02:10:29.978 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 02:10:29.978 INFO kablam!   --> src/main.rs:43:2
Oct 13 02:10:29.978 INFO kablam!    |
Oct 13 02:10:29.978 INFO kablam! 43 |     io::stderr().write(sequence.as_slice());
Oct 13 02:10:29.978 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 02:10:29.978 INFO kablam!    |
Oct 13 02:10:29.978 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 02:10:29.978 INFO kablam! 
Oct 13 02:10:29.978 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 02:10:29.978 INFO kablam!   --> src/main.rs:44:2
Oct 13 02:10:29.978 INFO kablam!    |
Oct 13 02:10:29.978 INFO kablam! 44 |     io::stderr().flush();
Oct 13 02:10:29.978 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^
Oct 13 02:10:29.978 INFO kablam!    |
Oct 13 02:10:29.979 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 02:10:29.979 INFO kablam! 
Oct 13 02:10:30.000 INFO kablam! warning: unused variable: `size`
Oct 13 02:10:30.000 INFO kablam!   --> src/main.rs:68:48
Oct 13 02:10:30.001 INFO kablam!    |
Oct 13 02:10:30.001 INFO kablam! 68 | fn read_bytes<R: Read, W: Write>(file: &mut R, size: usize, output: &mut W, ref bytes_read: &std::sync::Arc<Mutex<usize>>, end_of_file: Arc<Mutex<bool>>) {
Oct 13 02:10:30.001 INFO kablam!    |                                                ^^^^ help: consider using `_size` instead
Oct 13 02:10:30.003 INFO kablam!    |
Oct 13 02:10:30.003 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 02:10:30.003 INFO kablam! 
Oct 13 02:10:30.003 INFO kablam! warning: unused variable: `size`
Oct 13 02:10:30.003 INFO kablam!   --> src/main.rs:76:51
Oct 13 02:10:30.003 INFO kablam!    |
Oct 13 02:10:30.003 INFO kablam! 76 | fn read_lines<R: BufRead, W: Write>(file: &mut R, size: usize, output: &mut W, ref bytes_read: &std::sync::Arc<Mutex<usize>>, end_of_file: Arc<Mutex<bool>>) {
Oct 13 02:10:30.003 INFO kablam!    |                                                   ^^^^ help: consider using `_size` instead
Oct 13 02:10:30.003 INFO kablam! 
Oct 13 02:10:30.003 INFO kablam! warning: unused variable: `prog`
Oct 13 02:10:30.003 INFO kablam!   --> src/main.rs:88:6
Oct 13 02:10:30.003 INFO kablam!    |
Oct 13 02:10:30.003 INFO kablam! 88 |     let prog = args[0].clone();
Oct 13 02:10:30.003 INFO kablam!    |         ^^^^ help: consider using `_prog` instead
Oct 13 02:10:30.003 INFO kablam! 
Oct 13 02:10:30.026 INFO kablam! warning: variable does not need to be mutable
Oct 13 02:10:30.027 INFO kablam!    --> src/main.rs:142:7
Oct 13 02:10:30.027 INFO kablam!     |
Oct 13 02:10:30.027 INFO kablam! 142 |         let mut file = File::open(filename).unwrap();
Oct 13 02:10:30.027 INFO kablam!     |             ----^^^^
Oct 13 02:10:30.027 INFO kablam!     |             |
Oct 13 02:10:30.027 INFO kablam!     |             help: remove this `mut`
Oct 13 02:10:30.027 INFO kablam!     |
Oct 13 02:10:30.027 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 13 02:10:30.027 INFO kablam! 
Oct 13 02:10:30.027 INFO kablam! warning: variable does not need to be mutable
Oct 13 02:10:30.027 INFO kablam!    --> src/main.rs:149:7
Oct 13 02:10:30.027 INFO kablam!     |
Oct 13 02:10:30.027 INFO kablam! 149 |         let mut file = io::stdin();
Oct 13 02:10:30.027 INFO kablam!     |             ----^^^^
Oct 13 02:10:30.027 INFO kablam!     |             |
Oct 13 02:10:30.027 INFO kablam!     |             help: remove this `mut`
Oct 13 02:10:30.027 INFO kablam! 
Oct 13 02:10:30.027 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 02:10:30.027 INFO kablam!   --> src/main.rs:36:2
Oct 13 02:10:30.027 INFO kablam!    |
Oct 13 02:10:30.027 INFO kablam! 36 |     io::stderr().write(sequence.as_slice());
Oct 13 02:10:30.027 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 02:10:30.027 INFO kablam!    |
Oct 13 02:10:30.028 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 13 02:10:30.028 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 02:10:30.028 INFO kablam! 
Oct 13 02:10:30.028 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 02:10:30.028 INFO kablam!   --> src/main.rs:37:2
Oct 13 02:10:30.028 INFO kablam!    |
Oct 13 02:10:30.028 INFO kablam! 37 |     io::stderr().flush();
Oct 13 02:10:30.028 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^
Oct 13 02:10:30.028 INFO kablam!    |
Oct 13 02:10:30.028 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 02:10:30.028 INFO kablam! 
Oct 13 02:10:30.028 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 02:10:30.028 INFO kablam!   --> src/main.rs:43:2
Oct 13 02:10:30.028 INFO kablam!    |
Oct 13 02:10:30.028 INFO kablam! 43 |     io::stderr().write(sequence.as_slice());
Oct 13 02:10:30.028 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 02:10:30.028 INFO kablam!    |
Oct 13 02:10:30.028 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 02:10:30.028 INFO kablam! 
Oct 13 02:10:30.028 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 02:10:30.028 INFO kablam!   --> src/main.rs:44:2
Oct 13 02:10:30.028 INFO kablam!    |
Oct 13 02:10:30.028 INFO kablam! 44 |     io::stderr().flush();
Oct 13 02:10:30.028 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^
Oct 13 02:10:30.029 INFO kablam!    |
Oct 13 02:10:30.029 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 02:10:30.029 INFO kablam! 
Oct 13 02:10:30.044 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
Oct 13 02:10:30.051 INFO kablam! su: No module specific data is present
Oct 13 02:10:30.453 INFO running `"docker" "rm" "-f" "71e398490e89917253452a5437a1d26c36c6bfc31159a95f4c6e3c716266bd60"`
Oct 13 02:10:30.627 INFO blam! 71e398490e89917253452a5437a1d26c36c6bfc31159a95f4c6e3c716266bd60