Nov 01 10:01:15.251 INFO checking StephenAshmore/synth against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 10:01:15.252 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-2/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 10:01:15.685 INFO blam! 1007feb5db55d31708f90ad0d1a73ff94dbec992a41b9cf874cf287d9d03f301
Nov 01 10:01:15.690 INFO running `"docker" "start" "-a" "1007feb5db55d31708f90ad0d1a73ff94dbec992a41b9cf874cf287d9d03f301"`
Nov 01 10:01:17.004 INFO kablam! usermod: no changes
Nov 01 10:01:17.068 INFO kablam!     Checking terminal_size v0.1.7
Nov 01 10:01:17.678 INFO kablam!     Checking synth v0.1.0 (/source)
Nov 01 10:01:18.460 INFO kablam! warning: unused imports: `Receiver`, `Sender`
Nov 01 10:01:18.460 INFO kablam!  --> src/main.rs:3:23
Nov 01 10:01:18.460 INFO kablam!   |
Nov 01 10:01:18.460 INFO kablam! 3 | use std::sync::mpsc::{Sender, Receiver};
Nov 01 10:01:18.460 INFO kablam!   |                       ^^^^^^  ^^^^^^^^
Nov 01 10:01:18.472 INFO kablam!   |
Nov 01 10:01:18.472 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 10:01:18.472 INFO kablam! 
Nov 01 10:01:18.472 INFO kablam! warning: unused import: `std::sync::mpsc`
Nov 01 10:01:18.472 INFO kablam!  --> src/cli/interface.rs:3:5
Nov 01 10:01:18.472 INFO kablam!   |
Nov 01 10:01:18.472 INFO kablam! 3 | use std::sync::mpsc;
Nov 01 10:01:18.472 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 01 10:01:18.472 INFO kablam! 
Nov 01 10:01:18.472 INFO kablam! warning: unused import: `BufRead`
Nov 01 10:01:18.472 INFO kablam!  --> src/cli/display.rs:1:28
Nov 01 10:01:18.472 INFO kablam!   |
Nov 01 10:01:18.472 INFO kablam! 1 | use std::io::{self, Write, BufRead};
Nov 01 10:01:18.472 INFO kablam!   |                            ^^^^^^^
Nov 01 10:01:18.472 INFO kablam! 
Nov 01 10:01:18.592 INFO kablam! warning: unused variable: `error`
Nov 01 10:01:18.592 INFO kablam!   --> src/cli/display.rs:41:21
Nov 01 10:01:18.592 INFO kablam!    |
Nov 01 10:01:18.592 INFO kablam! 41 |                 Err(error) => String::from(""),
Nov 01 10:01:18.592 INFO kablam!    |                     ^^^^^ help: consider using `_error` instead
Nov 01 10:01:18.592 INFO kablam!    |
Nov 01 10:01:18.592 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 01 10:01:18.592 INFO kablam! 
Nov 01 10:01:18.592 INFO kablam! warning: unused variable: `buffer_pointer`
Nov 01 10:01:18.592 INFO kablam!   --> src/cli/display.rs:57:17
Nov 01 10:01:18.592 INFO kablam!    |
Nov 01 10:01:18.592 INFO kablam! 57 |         let mut buffer_pointer = 0;
Nov 01 10:01:18.592 INFO kablam!    |                 ^^^^^^^^^^^^^^ help: consider using `_buffer_pointer` instead
Nov 01 10:01:18.592 INFO kablam! 
Nov 01 10:01:18.616 INFO kablam! warning: variable does not need to be mutable
Nov 01 10:01:18.616 INFO kablam!   --> src/main.rs:12:9
Nov 01 10:01:18.616 INFO kablam!    |
Nov 01 10:01:18.616 INFO kablam! 12 |     let mut user_finished = false;
Nov 01 10:01:18.616 INFO kablam!    |         ----^^^^^^^^^^^^^
Nov 01 10:01:18.616 INFO kablam!    |         |
Nov 01 10:01:18.616 INFO kablam!    |         help: remove this `mut`
Nov 01 10:01:18.616 INFO kablam!    |
Nov 01 10:01:18.616 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 01 10:01:18.616 INFO kablam! 
Nov 01 10:01:18.628 INFO kablam! warning: variable does not need to be mutable
Nov 01 10:01:18.628 INFO kablam!   --> src/cli/display.rs:57:13
Nov 01 10:01:18.628 INFO kablam!    |
Nov 01 10:01:18.628 INFO kablam! 57 |         let mut buffer_pointer = 0;
Nov 01 10:01:18.628 INFO kablam!    |             ----^^^^^^^^^^^^^^
Nov 01 10:01:18.628 INFO kablam!    |             |
Nov 01 10:01:18.628 INFO kablam!    |             help: remove this `mut`
Nov 01 10:01:18.629 INFO kablam! 
Nov 01 10:01:18.652 INFO kablam! warning: field is never used: `m_sender`
Nov 01 10:01:18.652 INFO kablam!  --> src/cli/interface.rs:7:5
Nov 01 10:01:18.652 INFO kablam!   |
Nov 01 10:01:18.652 INFO kablam! 7 |     m_sender: Sender<String>,
Nov 01 10:01:18.652 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 10:01:18.652 INFO kablam!   |
Nov 01 10:01:18.652 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 01 10:01:18.652 INFO kablam! 
Nov 01 10:01:18.660 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 10:01:18.660 INFO kablam!   --> src/cli/display.rs:93:9
Nov 01 10:01:18.660 INFO kablam!    |
Nov 01 10:01:18.660 INFO kablam! 93 |         io::stdout().flush();
Nov 01 10:01:18.660 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^
Nov 01 10:01:18.660 INFO kablam!    |
Nov 01 10:01:18.660 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 01 10:01:18.660 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 10:01:18.660 INFO kablam! 
Nov 01 10:01:18.676 INFO kablam! warning: unused imports: `Receiver`, `Sender`
Nov 01 10:01:18.676 INFO kablam!  --> src/main.rs:3:23
Nov 01 10:01:18.676 INFO kablam!   |
Nov 01 10:01:18.676 INFO kablam! 3 | use std::sync::mpsc::{Sender, Receiver};
Nov 01 10:01:18.676 INFO kablam!   |                       ^^^^^^  ^^^^^^^^
Nov 01 10:01:18.688 INFO kablam!   |
Nov 01 10:01:18.688 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 10:01:18.688 INFO kablam! 
Nov 01 10:01:18.688 INFO kablam! warning: unused import: `std::sync::mpsc`
Nov 01 10:01:18.688 INFO kablam!  --> src/cli/interface.rs:3:5
Nov 01 10:01:18.688 INFO kablam!   |
Nov 01 10:01:18.688 INFO kablam! 3 | use std::sync::mpsc;
Nov 01 10:01:18.688 INFO kablam!   |     ^^^^^^^^^^^^^^^
Nov 01 10:01:18.688 INFO kablam! 
Nov 01 10:01:18.688 INFO kablam! warning: unused import: `BufRead`
Nov 01 10:01:18.688 INFO kablam!  --> src/cli/display.rs:1:28
Nov 01 10:01:18.688 INFO kablam!   |
Nov 01 10:01:18.688 INFO kablam! 1 | use std::io::{self, Write, BufRead};
Nov 01 10:01:18.688 INFO kablam!   |                            ^^^^^^^
Nov 01 10:01:18.688 INFO kablam! 
Nov 01 10:01:18.749 INFO kablam! warning: unused variable: `error`
Nov 01 10:01:18.749 INFO kablam!   --> src/cli/display.rs:41:21
Nov 01 10:01:18.749 INFO kablam!    |
Nov 01 10:01:18.749 INFO kablam! 41 |                 Err(error) => String::from(""),
Nov 01 10:01:18.749 INFO kablam!    |                     ^^^^^ help: consider using `_error` instead
Nov 01 10:01:18.749 INFO kablam!    |
Nov 01 10:01:18.749 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 01 10:01:18.749 INFO kablam! 
Nov 01 10:01:18.749 INFO kablam! warning: unused variable: `buffer_pointer`
Nov 01 10:01:18.749 INFO kablam!   --> src/cli/display.rs:57:17
Nov 01 10:01:18.749 INFO kablam!    |
Nov 01 10:01:18.749 INFO kablam! 57 |         let mut buffer_pointer = 0;
Nov 01 10:01:18.749 INFO kablam!    |                 ^^^^^^^^^^^^^^ help: consider using `_buffer_pointer` instead
Nov 01 10:01:18.749 INFO kablam! 
Nov 01 10:01:18.760 INFO kablam! warning: variable does not need to be mutable
Nov 01 10:01:18.760 INFO kablam!   --> src/main.rs:12:9
Nov 01 10:01:18.760 INFO kablam!    |
Nov 01 10:01:18.760 INFO kablam! 12 |     let mut user_finished = false;
Nov 01 10:01:18.760 INFO kablam!    |         ----^^^^^^^^^^^^^
Nov 01 10:01:18.760 INFO kablam!    |         |
Nov 01 10:01:18.760 INFO kablam!    |         help: remove this `mut`
Nov 01 10:01:18.760 INFO kablam!    |
Nov 01 10:01:18.760 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 01 10:01:18.760 INFO kablam! 
Nov 01 10:01:18.772 INFO kablam! warning: variable does not need to be mutable
Nov 01 10:01:18.772 INFO kablam!   --> src/cli/display.rs:57:13
Nov 01 10:01:18.772 INFO kablam!    |
Nov 01 10:01:18.772 INFO kablam! 57 |         let mut buffer_pointer = 0;
Nov 01 10:01:18.772 INFO kablam!    |             ----^^^^^^^^^^^^^^
Nov 01 10:01:18.772 INFO kablam!    |             |
Nov 01 10:01:18.772 INFO kablam!    |             help: remove this `mut`
Nov 01 10:01:18.772 INFO kablam! 
Nov 01 10:01:18.780 INFO kablam! warning: field is never used: `m_sender`
Nov 01 10:01:18.780 INFO kablam!  --> src/cli/interface.rs:7:5
Nov 01 10:01:18.780 INFO kablam!   |
Nov 01 10:01:18.780 INFO kablam! 7 |     m_sender: Sender<String>,
Nov 01 10:01:18.780 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 10:01:18.780 INFO kablam!   |
Nov 01 10:01:18.780 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 01 10:01:18.780 INFO kablam! 
Nov 01 10:01:18.788 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 10:01:18.788 INFO kablam!   --> src/cli/display.rs:93:9
Nov 01 10:01:18.788 INFO kablam!    |
Nov 01 10:01:18.788 INFO kablam! 93 |         io::stdout().flush();
Nov 01 10:01:18.788 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^
Nov 01 10:01:18.788 INFO kablam!    |
Nov 01 10:01:18.788 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 01 10:01:18.788 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 10:01:18.788 INFO kablam! 
Nov 01 10:01:18.816 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.79s
Nov 01 10:01:18.820 INFO kablam! su: No module specific data is present
Nov 01 10:01:19.967 INFO running `"docker" "rm" "-f" "1007feb5db55d31708f90ad0d1a73ff94dbec992a41b9cf874cf287d9d03f301"`
Nov 01 10:01:20.400 INFO blam! 1007feb5db55d31708f90ad0d1a73ff94dbec992a41b9cf874cf287d9d03f301