Oct 12 13:19:23.889 INFO checking sourcepirate/pichu against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 13:19:23.890 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-0/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/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 13:19:24.212 INFO blam! 3d91e4ebab42e64b08c5d041d61a9e8a1a3e00776839714d3f16a81f8f1fabce
Oct 12 13:19:24.212 INFO running `"docker" "start" "-a" "3d91e4ebab42e64b08c5d041d61a9e8a1a3e00776839714d3f16a81f8f1fabce"`
Oct 12 13:19:24.760 INFO kablam! usermod: no changes
Oct 12 13:19:24.863 INFO kablam!     Checking either v1.5.0
Oct 12 13:19:24.864 INFO kablam!    Compiling regex v1.0.0
Oct 12 13:19:25.501 INFO kablam!     Checking futures-core v0.2.1
Oct 12 13:19:26.115 INFO kablam!     Checking futures-channel v0.2.1
Oct 12 13:19:26.115 INFO kablam!     Checking futures-io v0.2.1
Oct 12 13:19:26.710 INFO kablam!     Checking futures-sink v0.2.1
Oct 12 13:19:27.076 INFO kablam!     Checking futures-util v0.2.1
Oct 12 13:19:28.668 INFO kablam!     Checking env_logger v0.5.10
Oct 12 13:19:30.509 INFO kablam!     Checking futures-executor v0.2.1
Oct 12 13:19:31.053 INFO kablam!     Checking futures-stable v0.2.1
Oct 12 13:19:31.129 INFO kablam!     Checking futures-async-runtime v0.2.1
Oct 12 13:19:31.277 INFO kablam!     Checking futures v0.2.1
Oct 12 13:19:31.676 INFO kablam!     Checking pichu v0.1.0 (/source)
Oct 12 13:19:32.376 INFO kablam! warning: unused import: `Read`
Oct 12 13:19:32.377 INFO kablam!  --> src/core.rs:2:33
Oct 12 13:19:32.378 INFO kablam!   |
Oct 12 13:19:32.378 INFO kablam! 2 | use std::io::{Error, BufReader, Read, Write};
Oct 12 13:19:32.379 INFO kablam!   |                                 ^^^^
Oct 12 13:19:32.380 INFO kablam!   |
Oct 12 13:19:32.380 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 13:19:32.381 INFO kablam! 
Oct 12 13:19:32.466 INFO kablam! warning: unused import: `Write`
Oct 12 13:19:32.467 INFO kablam!  --> src/core.rs:2:39
Oct 12 13:19:32.467 INFO kablam!   |
Oct 12 13:19:32.468 INFO kablam! 2 | use std::io::{Error, BufReader, Read, Write};
Oct 12 13:19:32.469 INFO kablam!   |                                       ^^^^^
Oct 12 13:19:32.469 INFO kablam! 
Oct 12 13:19:32.477 INFO kablam! warning: unused variable: `written`
Oct 12 13:19:32.478 INFO kablam!   --> src/core.rs:37:25
Oct 12 13:19:32.479 INFO kablam!    |
Oct 12 13:19:32.479 INFO kablam! 37 |                     let written = self.shipper.send(sop.unwrap())?;
Oct 12 13:19:32.480 INFO kablam!    |                         ^^^^^^^ help: consider using `_written` instead
Oct 12 13:19:32.481 INFO kablam!    |
Oct 12 13:19:32.481 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 13:19:32.482 INFO kablam! 
Oct 12 13:19:32.489 INFO kablam! warning: variable does not need to be mutable
Oct 12 13:19:32.490 INFO kablam!   --> src/main.rs:36:9
Oct 12 13:19:32.491 INFO kablam!    |
Oct 12 13:19:32.492 INFO kablam! 36 |     let mut lresult = core::LogListener::new(file_path_input.to_str().unwrap(), address);
Oct 12 13:19:32.492 INFO kablam!    |         ----^^^^^^^
Oct 12 13:19:32.493 INFO kablam!    |         |
Oct 12 13:19:32.493 INFO kablam!    |         help: remove this `mut`
Oct 12 13:19:32.494 INFO kablam!    |
Oct 12 13:19:32.495 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 13:19:32.495 INFO kablam! 
Oct 12 13:19:32.504 INFO kablam! warning: variable does not need to be mutable
Oct 12 13:19:32.505 INFO kablam!   --> src/core.rs:18:13
Oct 12 13:19:32.506 INFO kablam!    |
Oct 12 13:19:32.506 INFO kablam! 18 |         let mut file = File::open(fp)?;
Oct 12 13:19:32.507 INFO kablam!    |             ----^^^^
Oct 12 13:19:32.508 INFO kablam!    |             |
Oct 12 13:19:32.508 INFO kablam!    |             help: remove this `mut`
Oct 12 13:19:32.509 INFO kablam! 
Oct 12 13:19:32.510 INFO kablam! warning: variable does not need to be mutable
Oct 12 13:19:32.510 INFO kablam!   --> src/core.rs:19:13
Oct 12 13:19:32.511 INFO kablam!    |
Oct 12 13:19:32.511 INFO kablam! 19 |         let mut reader = BufReader::new(file);
Oct 12 13:19:32.512 INFO kablam!    |             ----^^^^^^
Oct 12 13:19:32.513 INFO kablam!    |             |
Oct 12 13:19:32.513 INFO kablam!    |             help: remove this `mut`
Oct 12 13:19:32.514 INFO kablam! 
Oct 12 13:19:32.515 INFO kablam! warning: variable does not need to be mutable
Oct 12 13:19:32.515 INFO kablam!   --> src/core.rs:20:13
Oct 12 13:19:32.516 INFO kablam!    |
Oct 12 13:19:32.516 INFO kablam! 20 |         let mut shipper = TcpShipper::new(url.to_owned())?;
Oct 12 13:19:32.517 INFO kablam!    |             ----^^^^^^^
Oct 12 13:19:32.518 INFO kablam!    |             |
Oct 12 13:19:32.518 INFO kablam!    |             help: remove this `mut`
Oct 12 13:19:32.519 INFO kablam! 
Oct 12 13:19:32.624 INFO kablam! warning: unused import: `Read`
Oct 12 13:19:32.625 INFO kablam!  --> src/core.rs:2:33
Oct 12 13:19:32.626 INFO kablam!   |
Oct 12 13:19:32.627 INFO kablam! 2 | use std::io::{Error, BufReader, Read, Write};
Oct 12 13:19:32.627 INFO kablam!   |                                 ^^^^
Oct 12 13:19:32.628 INFO kablam!   |
Oct 12 13:19:32.628 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 13:19:32.629 INFO kablam! 
Oct 12 13:19:32.748 INFO kablam! warning: unused import: `Write`
Oct 12 13:19:32.749 INFO kablam!  --> src/core.rs:2:39
Oct 12 13:19:32.750 INFO kablam!   |
Oct 12 13:19:32.751 INFO kablam! 2 | use std::io::{Error, BufReader, Read, Write};
Oct 12 13:19:32.751 INFO kablam!   |                                       ^^^^^
Oct 12 13:19:32.752 INFO kablam! 
Oct 12 13:19:32.752 INFO kablam! warning: unused variable: `written`
Oct 12 13:19:32.753 INFO kablam!   --> src/core.rs:37:25
Oct 12 13:19:32.754 INFO kablam!    |
Oct 12 13:19:32.754 INFO kablam! 37 |                     let written = self.shipper.send(sop.unwrap())?;
Oct 12 13:19:32.755 INFO kablam!    |                         ^^^^^^^ help: consider using `_written` instead
Oct 12 13:19:32.756 INFO kablam!    |
Oct 12 13:19:32.756 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 13:19:32.757 INFO kablam! 
Oct 12 13:19:32.757 INFO kablam! warning: variable does not need to be mutable
Oct 12 13:19:32.757 INFO kablam!   --> src/main.rs:36:9
Oct 12 13:19:32.757 INFO kablam!    |
Oct 12 13:19:32.757 INFO kablam! 36 |     let mut lresult = core::LogListener::new(file_path_input.to_str().unwrap(), address);
Oct 12 13:19:32.757 INFO kablam!    |         ----^^^^^^^
Oct 12 13:19:32.757 INFO kablam!    |         |
Oct 12 13:19:32.757 INFO kablam!    |         help: remove this `mut`
Oct 12 13:19:32.757 INFO kablam!    |
Oct 12 13:19:32.764 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 13:19:32.764 INFO kablam! 
Oct 12 13:19:32.764 INFO kablam! warning: variable does not need to be mutable
Oct 12 13:19:32.764 INFO kablam!   --> src/core.rs:18:13
Oct 12 13:19:32.764 INFO kablam!    |
Oct 12 13:19:32.764 INFO kablam! 18 |         let mut file = File::open(fp)?;
Oct 12 13:19:32.764 INFO kablam!    |             ----^^^^
Oct 12 13:19:32.764 INFO kablam!    |             |
Oct 12 13:19:32.764 INFO kablam!    |             help: remove this `mut`
Oct 12 13:19:32.764 INFO kablam! 
Oct 12 13:19:32.764 INFO kablam! warning: variable does not need to be mutable
Oct 12 13:19:32.764 INFO kablam!   --> src/core.rs:19:13
Oct 12 13:19:32.764 INFO kablam!    |
Oct 12 13:19:32.764 INFO kablam! 19 |         let mut reader = BufReader::new(file);
Oct 12 13:19:32.764 INFO kablam!    |             ----^^^^^^
Oct 12 13:19:32.764 INFO kablam!    |             |
Oct 12 13:19:32.764 INFO kablam!    |             help: remove this `mut`
Oct 12 13:19:32.764 INFO kablam! 
Oct 12 13:19:32.764 INFO kablam! warning: variable does not need to be mutable
Oct 12 13:19:32.764 INFO kablam!   --> src/core.rs:20:13
Oct 12 13:19:32.764 INFO kablam!    |
Oct 12 13:19:32.764 INFO kablam! 20 |         let mut shipper = TcpShipper::new(url.to_owned())?;
Oct 12 13:19:32.764 INFO kablam!    |             ----^^^^^^^
Oct 12 13:19:32.764 INFO kablam!    |             |
Oct 12 13:19:32.764 INFO kablam!    |             help: remove this `mut`
Oct 12 13:19:32.764 INFO kablam! 
Oct 12 13:19:32.821 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 8.03s
Oct 12 13:19:32.826 INFO kablam! su: No module specific data is present
Oct 12 13:19:33.372 INFO running `"docker" "rm" "-f" "3d91e4ebab42e64b08c5d041d61a9e8a1a3e00776839714d3f16a81f8f1fabce"`
Oct 12 13:19:33.548 INFO blam! 3d91e4ebab42e64b08c5d041d61a9e8a1a3e00776839714d3f16a81f8f1fabce