Nov 01 09:39:00.046 INFO checking UgnilJoZ/rust-pv against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538 Nov 01 09:39:00.046 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-3/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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"` Nov 01 09:39:00.522 INFO blam! c35495c103ba30a27d0bdadfb1bf157a0e56e89891f302cf52fbdd6a090b8cdf Nov 01 09:39:00.523 INFO running `"docker" "start" "-a" "c35495c103ba30a27d0bdadfb1bf157a0e56e89891f302cf52fbdd6a090b8cdf"` Nov 01 09:39:01.588 INFO kablam! usermod: no changes Nov 01 09:39:01.619 INFO kablam! Checking pv v0.3.0 (/source) Nov 01 09:39:02.008 INFO kablam! warning: unused import: `Stdio` Nov 01 09:39:02.008 INFO kablam! --> src/main.rs:8:28 Nov 01 09:39:02.008 INFO kablam! | Nov 01 09:39:02.008 INFO kablam! 8 | use std::process::{Command,Stdio,exit}; Nov 01 09:39:02.008 INFO kablam! | ^^^^^ Nov 01 09:39:02.008 INFO kablam! | Nov 01 09:39:02.008 INFO kablam! = note: #[warn(unused_imports)] on by default Nov 01 09:39:02.008 INFO kablam! Nov 01 09:39:02.008 INFO kablam! warning: unused import: `fs` Nov 01 09:39:02.008 INFO kablam! --> src/main.rs:10:31 Nov 01 09:39:02.008 INFO kablam! | Nov 01 09:39:02.008 INFO kablam! 10 | use std::{thread,time,cmp,env,fs}; Nov 01 09:39:02.008 INFO kablam! | ^^ Nov 01 09:39:02.008 INFO kablam! Nov 01 09:39:02.108 INFO kablam! warning: unused variable: `size` Nov 01 09:39:02.108 INFO kablam! --> src/main.rs:68:48 Nov 01 09:39:02.108 INFO kablam! | Nov 01 09:39:02.108 INFO kablam! 68 | fn read_bytes(file: &mut R, size: usize, output: &mut W, ref bytes_read: &std::sync::Arc>, end_of_file: Arc>) { Nov 01 09:39:02.108 INFO kablam! | ^^^^ help: consider using `_size` instead Nov 01 09:39:02.108 INFO kablam! | Nov 01 09:39:02.108 INFO kablam! = note: #[warn(unused_variables)] on by default Nov 01 09:39:02.108 INFO kablam! Nov 01 09:39:02.108 INFO kablam! warning: unused variable: `size` Nov 01 09:39:02.108 INFO kablam! --> src/main.rs:76:51 Nov 01 09:39:02.108 INFO kablam! | Nov 01 09:39:02.108 INFO kablam! 76 | fn read_lines(file: &mut R, size: usize, output: &mut W, ref bytes_read: &std::sync::Arc>, end_of_file: Arc>) { Nov 01 09:39:02.108 INFO kablam! | ^^^^ help: consider using `_size` instead Nov 01 09:39:02.108 INFO kablam! Nov 01 09:39:02.108 INFO kablam! warning: unused variable: `prog` Nov 01 09:39:02.108 INFO kablam! --> src/main.rs:88:6 Nov 01 09:39:02.108 INFO kablam! | Nov 01 09:39:02.108 INFO kablam! 88 | let prog = args[0].clone(); Nov 01 09:39:02.108 INFO kablam! | ^^^^ help: consider using `_prog` instead Nov 01 09:39:02.108 INFO kablam! Nov 01 09:39:02.144 INFO kablam! warning: variable does not need to be mutable Nov 01 09:39:02.145 INFO kablam! --> src/main.rs:142:7 Nov 01 09:39:02.145 INFO kablam! | Nov 01 09:39:02.145 INFO kablam! 142 | let mut file = File::open(filename).unwrap(); Nov 01 09:39:02.146 INFO kablam! | ----^^^^ Nov 01 09:39:02.146 INFO kablam! | | Nov 01 09:39:02.146 INFO kablam! | help: remove this `mut` Nov 01 09:39:02.146 INFO kablam! | Nov 01 09:39:02.147 INFO kablam! = note: #[warn(unused_mut)] on by default Nov 01 09:39:02.147 INFO kablam! Nov 01 09:39:02.147 INFO kablam! warning: variable does not need to be mutable Nov 01 09:39:02.148 INFO kablam! --> src/main.rs:149:7 Nov 01 09:39:02.148 INFO kablam! | Nov 01 09:39:02.148 INFO kablam! 149 | let mut file = io::stdin(); Nov 01 09:39:02.148 INFO kablam! | ----^^^^ Nov 01 09:39:02.149 INFO kablam! | | Nov 01 09:39:02.149 INFO kablam! | help: remove this `mut` Nov 01 09:39:02.149 INFO kablam! Nov 01 09:39:02.149 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 09:39:02.150 INFO kablam! --> src/main.rs:36:2 Nov 01 09:39:02.150 INFO kablam! | Nov 01 09:39:02.150 INFO kablam! 36 | io::stderr().write(sequence.as_slice()); Nov 01 09:39:02.151 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 01 09:39:02.151 INFO kablam! | Nov 01 09:39:02.151 INFO kablam! = note: #[warn(unused_must_use)] on by default Nov 01 09:39:02.151 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 09:39:02.152 INFO kablam! Nov 01 09:39:02.152 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 09:39:02.153 INFO kablam! --> src/main.rs:37:2 Nov 01 09:39:02.153 INFO kablam! | Nov 01 09:39:02.153 INFO kablam! 37 | io::stderr().flush(); Nov 01 09:39:02.153 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 01 09:39:02.154 INFO kablam! | Nov 01 09:39:02.154 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 09:39:02.154 INFO kablam! Nov 01 09:39:02.155 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 09:39:02.155 INFO kablam! --> src/main.rs:43:2 Nov 01 09:39:02.155 INFO kablam! | Nov 01 09:39:02.155 INFO kablam! 43 | io::stderr().write(sequence.as_slice()); Nov 01 09:39:02.156 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 01 09:39:02.156 INFO kablam! | Nov 01 09:39:02.156 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 09:39:02.157 INFO kablam! Nov 01 09:39:02.157 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 09:39:02.157 INFO kablam! --> src/main.rs:44:2 Nov 01 09:39:02.157 INFO kablam! | Nov 01 09:39:02.157 INFO kablam! 44 | io::stderr().flush(); Nov 01 09:39:02.158 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 01 09:39:02.158 INFO kablam! | Nov 01 09:39:02.158 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 09:39:02.159 INFO kablam! Nov 01 09:39:02.159 INFO kablam! warning: unused import: `Stdio` Nov 01 09:39:02.159 INFO kablam! --> src/main.rs:8:28 Nov 01 09:39:02.159 INFO kablam! | Nov 01 09:39:02.159 INFO kablam! 8 | use std::process::{Command,Stdio,exit}; Nov 01 09:39:02.160 INFO kablam! | ^^^^^ Nov 01 09:39:02.160 INFO kablam! | Nov 01 09:39:02.160 INFO kablam! = note: #[warn(unused_imports)] on by default Nov 01 09:39:02.161 INFO kablam! Nov 01 09:39:02.161 INFO kablam! warning: unused import: `fs` Nov 01 09:39:02.161 INFO kablam! --> src/main.rs:10:31 Nov 01 09:39:02.161 INFO kablam! | Nov 01 09:39:02.162 INFO kablam! 10 | use std::{thread,time,cmp,env,fs}; Nov 01 09:39:02.162 INFO kablam! | ^^ Nov 01 09:39:02.162 INFO kablam! Nov 01 09:39:02.268 INFO kablam! warning: unused variable: `size` Nov 01 09:39:02.268 INFO kablam! --> src/main.rs:68:48 Nov 01 09:39:02.268 INFO kablam! | Nov 01 09:39:02.268 INFO kablam! 68 | fn read_bytes(file: &mut R, size: usize, output: &mut W, ref bytes_read: &std::sync::Arc>, end_of_file: Arc>) { Nov 01 09:39:02.268 INFO kablam! | ^^^^ help: consider using `_size` instead Nov 01 09:39:02.268 INFO kablam! | Nov 01 09:39:02.268 INFO kablam! = note: #[warn(unused_variables)] on by default Nov 01 09:39:02.268 INFO kablam! Nov 01 09:39:02.268 INFO kablam! warning: unused variable: `size` Nov 01 09:39:02.268 INFO kablam! --> src/main.rs:76:51 Nov 01 09:39:02.268 INFO kablam! | Nov 01 09:39:02.268 INFO kablam! 76 | fn read_lines(file: &mut R, size: usize, output: &mut W, ref bytes_read: &std::sync::Arc>, end_of_file: Arc>) { Nov 01 09:39:02.268 INFO kablam! | ^^^^ help: consider using `_size` instead Nov 01 09:39:02.268 INFO kablam! Nov 01 09:39:02.268 INFO kablam! warning: unused variable: `prog` Nov 01 09:39:02.268 INFO kablam! --> src/main.rs:88:6 Nov 01 09:39:02.269 INFO kablam! | Nov 01 09:39:02.269 INFO kablam! 88 | let prog = args[0].clone(); Nov 01 09:39:02.269 INFO kablam! | ^^^^ help: consider using `_prog` instead Nov 01 09:39:02.269 INFO kablam! Nov 01 09:39:02.308 INFO kablam! warning: variable does not need to be mutable Nov 01 09:39:02.308 INFO kablam! --> src/main.rs:142:7 Nov 01 09:39:02.308 INFO kablam! | Nov 01 09:39:02.308 INFO kablam! 142 | let mut file = File::open(filename).unwrap(); Nov 01 09:39:02.308 INFO kablam! | ----^^^^ Nov 01 09:39:02.308 INFO kablam! | | Nov 01 09:39:02.308 INFO kablam! | help: remove this `mut` Nov 01 09:39:02.308 INFO kablam! | Nov 01 09:39:02.308 INFO kablam! = note: #[warn(unused_mut)] on by default Nov 01 09:39:02.308 INFO kablam! Nov 01 09:39:02.308 INFO kablam! warning: variable does not need to be mutable Nov 01 09:39:02.308 INFO kablam! --> src/main.rs:149:7 Nov 01 09:39:02.308 INFO kablam! | Nov 01 09:39:02.308 INFO kablam! 149 | let mut file = io::stdin(); Nov 01 09:39:02.308 INFO kablam! | ----^^^^ Nov 01 09:39:02.308 INFO kablam! | | Nov 01 09:39:02.308 INFO kablam! | help: remove this `mut` Nov 01 09:39:02.308 INFO kablam! Nov 01 09:39:02.308 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 09:39:02.308 INFO kablam! --> src/main.rs:36:2 Nov 01 09:39:02.308 INFO kablam! | Nov 01 09:39:02.308 INFO kablam! 36 | io::stderr().write(sequence.as_slice()); Nov 01 09:39:02.308 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 01 09:39:02.308 INFO kablam! | Nov 01 09:39:02.309 INFO kablam! = note: #[warn(unused_must_use)] on by default Nov 01 09:39:02.309 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 09:39:02.309 INFO kablam! Nov 01 09:39:02.309 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 09:39:02.309 INFO kablam! --> src/main.rs:37:2 Nov 01 09:39:02.309 INFO kablam! | Nov 01 09:39:02.309 INFO kablam! 37 | io::stderr().flush(); Nov 01 09:39:02.309 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 01 09:39:02.309 INFO kablam! | Nov 01 09:39:02.309 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 09:39:02.309 INFO kablam! Nov 01 09:39:02.309 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 09:39:02.309 INFO kablam! --> src/main.rs:43:2 Nov 01 09:39:02.309 INFO kablam! | Nov 01 09:39:02.309 INFO kablam! 43 | io::stderr().write(sequence.as_slice()); Nov 01 09:39:02.309 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 01 09:39:02.309 INFO kablam! | Nov 01 09:39:02.309 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 09:39:02.309 INFO kablam! Nov 01 09:39:02.309 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 09:39:02.309 INFO kablam! --> src/main.rs:44:2 Nov 01 09:39:02.309 INFO kablam! | Nov 01 09:39:02.309 INFO kablam! 44 | io::stderr().flush(); Nov 01 09:39:02.309 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Nov 01 09:39:02.309 INFO kablam! | Nov 01 09:39:02.310 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 09:39:02.310 INFO kablam! Nov 01 09:39:02.328 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 0.72s Nov 01 09:39:02.332 INFO kablam! su: No module specific data is present Nov 01 09:39:02.734 INFO running `"docker" "rm" "-f" "c35495c103ba30a27d0bdadfb1bf157a0e56e89891f302cf52fbdd6a090b8cdf"` Nov 01 09:39:02.903 INFO blam! c35495c103ba30a27d0bdadfb1bf157a0e56e89891f302cf52fbdd6a090b8cdf