Nov 01 10:01:15.393 INFO checking StephenAshmore/synth against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Nov 01 10:01:15.394 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-5/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/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 +05812fa8c588473f03e3fa7cf59cd84f4f37c715-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 10:01:15.892 INFO blam! 6fcbd473320aee6c28ca78d12ba4f66b68e035a75e18afca50f53fe61497fcf9
Nov 01 10:01:15.895 INFO running `"docker" "start" "-a" "6fcbd473320aee6c28ca78d12ba4f66b68e035a75e18afca50f53fe61497fcf9"`
Nov 01 10:01:17.348 INFO kablam! usermod: no changes
Nov 01 10:01:17.456 INFO kablam!     Checking terminal_size v0.1.7
Nov 01 10:01:17.912 INFO kablam!     Checking synth v0.1.0 (/source)
Nov 01 10:01:18.764 INFO kablam! warning: unused imports: `Receiver`, `Sender`
Nov 01 10:01:18.764 INFO kablam!  --> src/main.rs:3:23
Nov 01 10:01:18.764 INFO kablam!   |
Nov 01 10:01:18.764 INFO kablam! 3 | use std::sync::mpsc::{Sender, Receiver};
Nov 01 10:01:18.764 INFO kablam!   |                       ^^^^^^  ^^^^^^^^
Nov 01 10:01:18.764 INFO kablam!   |
Nov 01 10:01:18.764 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 10:01:18.764 INFO kablam! 
Nov 01 10:01:18.764 INFO kablam! warning: unused import: `std::sync::mpsc`
Nov 01 10:01:18.764 INFO kablam!  --> src/cli/interface.rs:3:5
Nov 01 10:01:18.764 INFO kablam!   |
Nov 01 10:01:18.764 INFO kablam! 3 | use std::sync::mpsc;
Nov 01 10:01:18.764 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 01 10:01:18.764 INFO kablam! 
Nov 01 10:01:18.764 INFO kablam! warning: unused import: `BufRead`
Nov 01 10:01:18.764 INFO kablam!  --> src/cli/display.rs:1:28
Nov 01 10:01:18.764 INFO kablam!   |
Nov 01 10:01:18.764 INFO kablam! 1 | use std::io::{self, Write, BufRead};
Nov 01 10:01:18.764 INFO kablam!   |                            ^^^^^^^
Nov 01 10:01:18.764 INFO kablam! 
Nov 01 10:01:18.856 INFO kablam! warning: unused variable: `error`
Nov 01 10:01:18.856 INFO kablam!   --> src/cli/display.rs:41:21
Nov 01 10:01:18.856 INFO kablam!    |
Nov 01 10:01:18.856 INFO kablam! 41 |                 Err(error) => String::from(""),
Nov 01 10:01:18.856 INFO kablam!    |                     ^^^^^ help: consider using `_error` instead
Nov 01 10:01:18.856 INFO kablam!    |
Nov 01 10:01:18.856 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 01 10:01:18.856 INFO kablam! 
Nov 01 10:01:18.856 INFO kablam! warning: unused variable: `buffer_pointer`
Nov 01 10:01:18.856 INFO kablam!   --> src/cli/display.rs:57:17
Nov 01 10:01:18.856 INFO kablam!    |
Nov 01 10:01:18.856 INFO kablam! 57 |         let mut buffer_pointer = 0;
Nov 01 10:01:18.856 INFO kablam!    |                 ^^^^^^^^^^^^^^ help: consider using `_buffer_pointer` instead
Nov 01 10:01:18.856 INFO kablam! 
Nov 01 10:01:18.860 INFO kablam! warning: variable does not need to be mutable
Nov 01 10:01:18.860 INFO kablam!   --> src/main.rs:12:9
Nov 01 10:01:18.860 INFO kablam!    |
Nov 01 10:01:18.860 INFO kablam! 12 |     let mut user_finished = false;
Nov 01 10:01:18.860 INFO kablam!    |         ----^^^^^^^^^^^^^
Nov 01 10:01:18.860 INFO kablam!    |         |
Nov 01 10:01:18.860 INFO kablam!    |         help: remove this `mut`
Nov 01 10:01:18.860 INFO kablam!    |
Nov 01 10:01:18.860 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 01 10:01:18.860 INFO kablam! 
Nov 01 10:01:18.875 INFO kablam! warning: variable does not need to be mutable
Nov 01 10:01:18.875 INFO kablam!   --> src/cli/display.rs:57:13
Nov 01 10:01:18.875 INFO kablam!    |
Nov 01 10:01:18.875 INFO kablam! 57 |         let mut buffer_pointer = 0;
Nov 01 10:01:18.875 INFO kablam!    |             ----^^^^^^^^^^^^^^
Nov 01 10:01:18.875 INFO kablam!    |             |
Nov 01 10:01:18.875 INFO kablam!    |             help: remove this `mut`
Nov 01 10:01:18.875 INFO kablam! 
Nov 01 10:01:18.875 INFO kablam! warning: field is never used: `m_sender`
Nov 01 10:01:18.876 INFO kablam!  --> src/cli/interface.rs:7:5
Nov 01 10:01:18.876 INFO kablam!   |
Nov 01 10:01:18.876 INFO kablam! 7 |     m_sender: Sender<String>,
Nov 01 10:01:18.876 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 10:01:18.876 INFO kablam!   |
Nov 01 10:01:18.876 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 01 10:01:18.876 INFO kablam! 
Nov 01 10:01:18.884 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 10:01:18.884 INFO kablam!   --> src/cli/display.rs:93:9
Nov 01 10:01:18.884 INFO kablam!    |
Nov 01 10:01:18.884 INFO kablam! 93 |         io::stdout().flush();
Nov 01 10:01:18.884 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^
Nov 01 10:01:18.884 INFO kablam!    |
Nov 01 10:01:18.884 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 01 10:01:18.884 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 10:01:18.884 INFO kablam! 
Nov 01 10:01:19.016 INFO kablam! warning: unused imports: `Receiver`, `Sender`
Nov 01 10:01:19.016 INFO kablam!  --> src/main.rs:3:23
Nov 01 10:01:19.016 INFO kablam!   |
Nov 01 10:01:19.016 INFO kablam! 3 | use std::sync::mpsc::{Sender, Receiver};
Nov 01 10:01:19.016 INFO kablam!   |                       ^^^^^^  ^^^^^^^^
Nov 01 10:01:19.016 INFO kablam!   |
Nov 01 10:01:19.016 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 10:01:19.016 INFO kablam! 
Nov 01 10:01:19.016 INFO kablam! warning: unused import: `std::sync::mpsc`
Nov 01 10:01:19.016 INFO kablam!  --> src/cli/interface.rs:3:5
Nov 01 10:01:19.016 INFO kablam!   |
Nov 01 10:01:19.017 INFO kablam! 3 | use std::sync::mpsc;
Nov 01 10:01:19.017 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 01 10:01:19.017 INFO kablam! 
Nov 01 10:01:19.017 INFO kablam! warning: unused import: `BufRead`
Nov 01 10:01:19.017 INFO kablam!  --> src/cli/display.rs:1:28
Nov 01 10:01:19.017 INFO kablam!   |
Nov 01 10:01:19.017 INFO kablam! 1 | use std::io::{self, Write, BufRead};
Nov 01 10:01:19.017 INFO kablam!   |                            ^^^^^^^
Nov 01 10:01:19.017 INFO kablam! 
Nov 01 10:01:19.084 INFO kablam! warning: unused variable: `error`
Nov 01 10:01:19.084 INFO kablam!   --> src/cli/display.rs:41:21
Nov 01 10:01:19.084 INFO kablam!    |
Nov 01 10:01:19.084 INFO kablam! 41 |                 Err(error) => String::from(""),
Nov 01 10:01:19.084 INFO kablam!    |                     ^^^^^ help: consider using `_error` instead
Nov 01 10:01:19.084 INFO kablam!    |
Nov 01 10:01:19.084 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 01 10:01:19.084 INFO kablam! 
Nov 01 10:01:19.084 INFO kablam! warning: unused variable: `buffer_pointer`
Nov 01 10:01:19.084 INFO kablam!   --> src/cli/display.rs:57:17
Nov 01 10:01:19.084 INFO kablam!    |
Nov 01 10:01:19.084 INFO kablam! 57 |         let mut buffer_pointer = 0;
Nov 01 10:01:19.084 INFO kablam!    |                 ^^^^^^^^^^^^^^ help: consider using `_buffer_pointer` instead
Nov 01 10:01:19.084 INFO kablam! 
Nov 01 10:01:19.092 INFO kablam! warning: variable does not need to be mutable
Nov 01 10:01:19.092 INFO kablam!   --> src/main.rs:12:9
Nov 01 10:01:19.092 INFO kablam!    |
Nov 01 10:01:19.092 INFO kablam! 12 |     let mut user_finished = false;
Nov 01 10:01:19.092 INFO kablam!    |         ----^^^^^^^^^^^^^
Nov 01 10:01:19.092 INFO kablam!    |         |
Nov 01 10:01:19.092 INFO kablam!    |         help: remove this `mut`
Nov 01 10:01:19.092 INFO kablam!    |
Nov 01 10:01:19.092 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 01 10:01:19.092 INFO kablam! 
Nov 01 10:01:19.104 INFO kablam! warning: variable does not need to be mutable
Nov 01 10:01:19.104 INFO kablam!   --> src/cli/display.rs:57:13
Nov 01 10:01:19.104 INFO kablam!    |
Nov 01 10:01:19.104 INFO kablam! 57 |         let mut buffer_pointer = 0;
Nov 01 10:01:19.104 INFO kablam!    |             ----^^^^^^^^^^^^^^
Nov 01 10:01:19.104 INFO kablam!    |             |
Nov 01 10:01:19.104 INFO kablam!    |             help: remove this `mut`
Nov 01 10:01:19.104 INFO kablam! 
Nov 01 10:01:19.108 INFO kablam! warning: field is never used: `m_sender`
Nov 01 10:01:19.108 INFO kablam!  --> src/cli/interface.rs:7:5
Nov 01 10:01:19.108 INFO kablam!   |
Nov 01 10:01:19.108 INFO kablam! 7 |     m_sender: Sender<String>,
Nov 01 10:01:19.108 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 10:01:19.108 INFO kablam!   |
Nov 01 10:01:19.108 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 01 10:01:19.108 INFO kablam! 
Nov 01 10:01:19.124 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 10:01:19.124 INFO kablam!   --> src/cli/display.rs:93:9
Nov 01 10:01:19.124 INFO kablam!    |
Nov 01 10:01:19.124 INFO kablam! 93 |         io::stdout().flush();
Nov 01 10:01:19.124 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^
Nov 01 10:01:19.124 INFO kablam!    |
Nov 01 10:01:19.124 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 01 10:01:19.124 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 10:01:19.124 INFO kablam! 
Nov 01 10:01:19.156 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.78s
Nov 01 10:01:19.171 INFO kablam! su: No module specific data is present
Nov 01 10:01:20.036 INFO running `"docker" "rm" "-f" "6fcbd473320aee6c28ca78d12ba4f66b68e035a75e18afca50f53fe61497fcf9"`
Nov 01 10:01:20.300 INFO blam! 6fcbd473320aee6c28ca78d12ba4f66b68e035a75e18afca50f53fe61497fcf9