Oct 13 02:10:25.405 INFO checking UgnilJoZ/rust-pv against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 02:10:25.405 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-7/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-7/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 13 02:10:25.769 INFO blam! 0d421dec05c7fb4e885a8b7f08f1f200e861f3ee27737be7c4decf79965060c9
Oct 13 02:10:25.774 INFO running `"docker" "start" "-a" "0d421dec05c7fb4e885a8b7f08f1f200e861f3ee27737be7c4decf79965060c9"`
Oct 13 02:10:26.966 INFO kablam! usermod: no changes
Oct 13 02:10:27.032 INFO kablam!     Checking pv v0.3.0 (/source)
Oct 13 02:10:27.860 INFO kablam! warning: unused import: `Stdio`
Oct 13 02:10:27.860 INFO kablam!  --> src/main.rs:8:28
Oct 13 02:10:27.860 INFO kablam!   |
Oct 13 02:10:27.860 INFO kablam! 8 | use std::process::{Command,Stdio,exit};
Oct 13 02:10:27.860 INFO kablam!   |                            ^^^^^
Oct 13 02:10:27.860 INFO kablam!   |
Oct 13 02:10:27.860 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 02:10:27.861 INFO kablam! 
Oct 13 02:10:27.861 INFO kablam! warning: unused import: `fs`
Oct 13 02:10:27.861 INFO kablam!   --> src/main.rs:10:31
Oct 13 02:10:27.861 INFO kablam!    |
Oct 13 02:10:27.861 INFO kablam! 10 | use std::{thread,time,cmp,env,fs};
Oct 13 02:10:27.861 INFO kablam!    |                               ^^
Oct 13 02:10:27.861 INFO kablam! 
Oct 13 02:10:27.880 INFO kablam! warning: unused import: `Stdio`
Oct 13 02:10:27.881 INFO kablam!  --> src/main.rs:8:28
Oct 13 02:10:27.881 INFO kablam!   |
Oct 13 02:10:27.881 INFO kablam! 8 | use std::process::{Command,Stdio,exit};
Oct 13 02:10:27.881 INFO kablam!   |                            ^^^^^
Oct 13 02:10:27.881 INFO kablam!   |
Oct 13 02:10:27.881 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 02:10:27.881 INFO kablam! 
Oct 13 02:10:27.881 INFO kablam! warning: unused import: `fs`
Oct 13 02:10:27.881 INFO kablam!   --> src/main.rs:10:31
Oct 13 02:10:27.881 INFO kablam!    |
Oct 13 02:10:27.881 INFO kablam! 10 | use std::{thread,time,cmp,env,fs};
Oct 13 02:10:27.881 INFO kablam!    |                               ^^
Oct 13 02:10:27.881 INFO kablam! 
Oct 13 02:10:28.001 INFO kablam! warning: unused variable: `size`
Oct 13 02:10:28.001 INFO kablam!   --> src/main.rs:68:48
Oct 13 02:10:28.001 INFO kablam!    |
Oct 13 02:10:28.001 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 02:10:28.001 INFO kablam!    |                                                ^^^^ help: consider using `_size` instead
Oct 13 02:10:28.001 INFO kablam!    |
Oct 13 02:10:28.001 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 02:10:28.001 INFO kablam! 
Oct 13 02:10:28.001 INFO kablam! warning: unused variable: `size`
Oct 13 02:10:28.001 INFO kablam!   --> src/main.rs:76:51
Oct 13 02:10:28.001 INFO kablam!    |
Oct 13 02:10:28.001 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 02:10:28.001 INFO kablam!    |                                                   ^^^^ help: consider using `_size` instead
Oct 13 02:10:28.001 INFO kablam! 
Oct 13 02:10:28.001 INFO kablam! warning: unused variable: `prog`
Oct 13 02:10:28.002 INFO kablam!   --> src/main.rs:88:6
Oct 13 02:10:28.002 INFO kablam!    |
Oct 13 02:10:28.002 INFO kablam! 88 |     let prog = args[0].clone();
Oct 13 02:10:28.003 INFO kablam!    |         ^^^^ help: consider using `_prog` instead
Oct 13 02:10:28.003 INFO kablam! 
Oct 13 02:10:28.029 INFO kablam! warning: variable does not need to be mutable
Oct 13 02:10:28.030 INFO kablam!    --> src/main.rs:142:7
Oct 13 02:10:28.030 INFO kablam!     |
Oct 13 02:10:28.030 INFO kablam! 142 |         let mut file = File::open(filename).unwrap();
Oct 13 02:10:28.030 INFO kablam!     |             ----^^^^
Oct 13 02:10:28.030 INFO kablam!     |             |
Oct 13 02:10:28.030 INFO kablam!     |             help: remove this `mut`
Oct 13 02:10:28.030 INFO kablam!     |
Oct 13 02:10:28.030 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 13 02:10:28.030 INFO kablam! 
Oct 13 02:10:28.030 INFO kablam! warning: variable does not need to be mutable
Oct 13 02:10:28.030 INFO kablam!    --> src/main.rs:149:7
Oct 13 02:10:28.030 INFO kablam!     |
Oct 13 02:10:28.030 INFO kablam! 149 |         let mut file = io::stdin();
Oct 13 02:10:28.030 INFO kablam!     |             ----^^^^
Oct 13 02:10:28.030 INFO kablam!     |             |
Oct 13 02:10:28.030 INFO kablam!     |             help: remove this `mut`
Oct 13 02:10:28.030 INFO kablam! 
Oct 13 02:10:28.031 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 02:10:28.031 INFO kablam!   --> src/main.rs:36:2
Oct 13 02:10:28.031 INFO kablam!    |
Oct 13 02:10:28.031 INFO kablam! 36 |     io::stderr().write(sequence.as_slice());
Oct 13 02:10:28.031 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 02:10:28.031 INFO kablam!    |
Oct 13 02:10:28.031 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 13 02:10:28.031 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 02:10:28.032 INFO kablam! 
Oct 13 02:10:28.032 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 02:10:28.032 INFO kablam!   --> src/main.rs:37:2
Oct 13 02:10:28.032 INFO kablam!    |
Oct 13 02:10:28.032 INFO kablam! 37 |     io::stderr().flush();
Oct 13 02:10:28.032 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^
Oct 13 02:10:28.032 INFO kablam!    |
Oct 13 02:10:28.032 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 02:10:28.032 INFO kablam! 
Oct 13 02:10:28.032 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 02:10:28.032 INFO kablam!   --> src/main.rs:43:2
Oct 13 02:10:28.032 INFO kablam!    |
Oct 13 02:10:28.032 INFO kablam! 43 |     io::stderr().write(sequence.as_slice());
Oct 13 02:10:28.032 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 02:10:28.032 INFO kablam!    |
Oct 13 02:10:28.032 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 02:10:28.032 INFO kablam! 
Oct 13 02:10:28.032 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 02:10:28.032 INFO kablam!   --> src/main.rs:44:2
Oct 13 02:10:28.032 INFO kablam!    |
Oct 13 02:10:28.032 INFO kablam! 44 |     io::stderr().flush();
Oct 13 02:10:28.032 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^
Oct 13 02:10:28.032 INFO kablam!    |
Oct 13 02:10:28.032 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 02:10:28.032 INFO kablam! 
Oct 13 02:10:28.037 INFO kablam! warning: unused variable: `size`
Oct 13 02:10:28.037 INFO kablam!   --> src/main.rs:68:48
Oct 13 02:10:28.037 INFO kablam!    |
Oct 13 02:10:28.037 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 02:10:28.037 INFO kablam!    |                                                ^^^^ help: consider using `_size` instead
Oct 13 02:10:28.037 INFO kablam!    |
Oct 13 02:10:28.037 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 02:10:28.037 INFO kablam! 
Oct 13 02:10:28.037 INFO kablam! warning: unused variable: `size`
Oct 13 02:10:28.037 INFO kablam!   --> src/main.rs:76:51
Oct 13 02:10:28.037 INFO kablam!    |
Oct 13 02:10:28.037 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 02:10:28.037 INFO kablam!    |                                                   ^^^^ help: consider using `_size` instead
Oct 13 02:10:28.037 INFO kablam! 
Oct 13 02:10:28.037 INFO kablam! warning: unused variable: `prog`
Oct 13 02:10:28.037 INFO kablam!   --> src/main.rs:88:6
Oct 13 02:10:28.037 INFO kablam!    |
Oct 13 02:10:28.037 INFO kablam! 88 |     let prog = args[0].clone();
Oct 13 02:10:28.037 INFO kablam!    |         ^^^^ help: consider using `_prog` instead
Oct 13 02:10:28.037 INFO kablam! 
Oct 13 02:10:28.076 INFO kablam! warning: variable does not need to be mutable
Oct 13 02:10:28.077 INFO kablam!    --> src/main.rs:142:7
Oct 13 02:10:28.077 INFO kablam!     |
Oct 13 02:10:28.077 INFO kablam! 142 |         let mut file = File::open(filename).unwrap();
Oct 13 02:10:28.077 INFO kablam!     |             ----^^^^
Oct 13 02:10:28.077 INFO kablam!     |             |
Oct 13 02:10:28.077 INFO kablam!     |             help: remove this `mut`
Oct 13 02:10:28.077 INFO kablam!     |
Oct 13 02:10:28.077 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 13 02:10:28.077 INFO kablam! 
Oct 13 02:10:28.077 INFO kablam! warning: variable does not need to be mutable
Oct 13 02:10:28.077 INFO kablam!    --> src/main.rs:149:7
Oct 13 02:10:28.077 INFO kablam!     |
Oct 13 02:10:28.077 INFO kablam! 149 |         let mut file = io::stdin();
Oct 13 02:10:28.077 INFO kablam!     |             ----^^^^
Oct 13 02:10:28.077 INFO kablam!     |             |
Oct 13 02:10:28.077 INFO kablam!     |             help: remove this `mut`
Oct 13 02:10:28.077 INFO kablam! 
Oct 13 02:10:28.077 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 02:10:28.077 INFO kablam!   --> src/main.rs:36:2
Oct 13 02:10:28.077 INFO kablam!    |
Oct 13 02:10:28.077 INFO kablam! 36 |     io::stderr().write(sequence.as_slice());
Oct 13 02:10:28.077 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 02:10:28.077 INFO kablam!    |
Oct 13 02:10:28.080 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 13 02:10:28.080 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 02:10:28.080 INFO kablam! 
Oct 13 02:10:28.080 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 02:10:28.080 INFO kablam!   --> src/main.rs:37:2
Oct 13 02:10:28.080 INFO kablam!    |
Oct 13 02:10:28.080 INFO kablam! 37 |     io::stderr().flush();
Oct 13 02:10:28.080 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^
Oct 13 02:10:28.080 INFO kablam!    |
Oct 13 02:10:28.080 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 02:10:28.080 INFO kablam! 
Oct 13 02:10:28.080 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 02:10:28.080 INFO kablam!   --> src/main.rs:43:2
Oct 13 02:10:28.080 INFO kablam!    |
Oct 13 02:10:28.080 INFO kablam! 43 |     io::stderr().write(sequence.as_slice());
Oct 13 02:10:28.080 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 02:10:28.080 INFO kablam!    |
Oct 13 02:10:28.080 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 02:10:28.080 INFO kablam! 
Oct 13 02:10:28.080 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 02:10:28.080 INFO kablam!   --> src/main.rs:44:2
Oct 13 02:10:28.080 INFO kablam!    |
Oct 13 02:10:28.080 INFO kablam! 44 |     io::stderr().flush();
Oct 13 02:10:28.080 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^
Oct 13 02:10:28.080 INFO kablam!    |
Oct 13 02:10:28.081 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 02:10:28.081 INFO kablam! 
Oct 13 02:10:28.108 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
Oct 13 02:10:28.108 INFO kablam! su: No module specific data is present
Oct 13 02:10:28.852 INFO running `"docker" "rm" "-f" "0d421dec05c7fb4e885a8b7f08f1f200e861f3ee27737be7c4decf79965060c9"`
Oct 13 02:10:29.180 INFO blam! 0d421dec05c7fb4e885a8b7f08f1f200e861f3ee27737be7c4decf79965060c9