Nov 02 22:58:15.748 INFO checking 02alexander/maze-solver against try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7 for pr-55517
Nov 02 22:58:15.748 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-6/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55517/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/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 +dc8b02d6f1e93f212fc39844ea688b634b4a03c7-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 02 22:58:15.972 INFO blam! 000203fb04e79f9a052935f9c84b6e4b822ceb0e22891e2eea704e289d2ac71e
Nov 02 22:58:15.973 INFO running `"docker" "start" "-a" "000203fb04e79f9a052935f9c84b6e4b822ceb0e22891e2eea704e289d2ac71e"`
Nov 02 22:58:16.356 INFO kablam! usermod: no changes
Nov 02 22:58:16.400 INFO kablam!     Checking imagefmt v4.0.0
Nov 02 22:58:18.135 INFO kablam!     Checking maze-solver v0.1.0 (/source)
Nov 02 22:58:18.758 INFO kablam! warning: unused imports: `read`, `write`
Nov 02 22:58:18.758 INFO kablam!  --> src/main.rs:3:16
Nov 02 22:58:18.759 INFO kablam!   |
Nov 02 22:58:18.759 INFO kablam! 3 | use imagefmt::{read, write, ColFmt, ColType};
Nov 02 22:58:18.760 INFO kablam!   |                ^^^^  ^^^^^
Nov 02 22:58:18.760 INFO kablam!   |
Nov 02 22:58:18.761 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 02 22:58:18.761 INFO kablam! 
Nov 02 22:58:18.761 INFO kablam! warning: unused import: `std::mem::drop`
Nov 02 22:58:18.762 INFO kablam!  --> src/tree.rs:2:5
Nov 02 22:58:18.762 INFO kablam!   |
Nov 02 22:58:18.762 INFO kablam! 2 | use std::mem::drop;
Nov 02 22:58:18.763 INFO kablam!   |     ^^^^^^^^^^^^^^
Nov 02 22:58:18.763 INFO kablam! 
Nov 02 22:58:18.764 INFO kablam! warning: unused import: `Node`
Nov 02 22:58:18.765 INFO kablam!  --> src/path_to_end.rs:3:35
Nov 02 22:58:18.765 INFO kablam!   |
Nov 02 22:58:18.765 INFO kablam! 3 | use super::tree::{QuaternaryTree, Node, Link};
Nov 02 22:58:18.766 INFO kablam!   |                                   ^^^^
Nov 02 22:58:18.766 INFO kablam! 
Nov 02 22:58:18.854 INFO kablam! warning: unused imports: `read`, `write`
Nov 02 22:58:18.854 INFO kablam!  --> src/main.rs:3:16
Nov 02 22:58:18.854 INFO kablam!   |
Nov 02 22:58:18.854 INFO kablam! 3 | use imagefmt::{read, write, ColFmt, ColType};
Nov 02 22:58:18.854 INFO kablam!   |                ^^^^  ^^^^^
Nov 02 22:58:18.854 INFO kablam!   |
Nov 02 22:58:18.854 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 02 22:58:18.854 INFO kablam! 
Nov 02 22:58:18.854 INFO kablam! warning: unused import: `std::mem::drop`
Nov 02 22:58:18.854 INFO kablam!  --> src/tree.rs:2:5
Nov 02 22:58:18.854 INFO kablam!   |
Nov 02 22:58:18.854 INFO kablam! 2 | use std::mem::drop;
Nov 02 22:58:18.854 INFO kablam!   |     ^^^^^^^^^^^^^^
Nov 02 22:58:18.854 INFO kablam! 
Nov 02 22:58:18.911 INFO kablam! warning: variable does not need to be mutable
Nov 02 22:58:18.911 INFO kablam!   --> src/tree.rs:41:8
Nov 02 22:58:18.911 INFO kablam!    |
Nov 02 22:58:18.912 INFO kablam! 41 |             let mut cur = &mut *next.take().unwrap();
Nov 02 22:58:18.912 INFO kablam!    |                 ----^^^
Nov 02 22:58:18.913 INFO kablam!    |                 |
Nov 02 22:58:18.913 INFO kablam!    |                 help: remove this `mut`
Nov 02 22:58:18.913 INFO kablam!    |
Nov 02 22:58:18.914 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 02 22:58:18.915 INFO kablam! 
Nov 02 22:58:18.952 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 02 22:58:18.953 INFO kablam!   --> src/main.rs:20:2
Nov 02 22:58:18.953 INFO kablam!    |
Nov 02 22:58:18.954 INFO kablam! 20 |     imagefmt::write("out.bmp", maze.width, maze.height, ColFmt::RGB, &pixels, ColType::Auto);
Nov 02 22:58:18.954 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 22:58:18.954 INFO kablam!    |
Nov 02 22:58:18.955 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 02 22:58:18.955 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 02 22:58:18.955 INFO kablam! 
Nov 02 22:58:19.126 INFO kablam! warning: variable does not need to be mutable
Nov 02 22:58:19.126 INFO kablam!   --> src/tree.rs:41:8
Nov 02 22:58:19.126 INFO kablam!    |
Nov 02 22:58:19.126 INFO kablam! 41 |             let mut cur = &mut *next.take().unwrap();
Nov 02 22:58:19.126 INFO kablam!    |                 ----^^^
Nov 02 22:58:19.126 INFO kablam!    |                 |
Nov 02 22:58:19.126 INFO kablam!    |                 help: remove this `mut`
Nov 02 22:58:19.126 INFO kablam!    |
Nov 02 22:58:19.126 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 02 22:58:19.127 INFO kablam! 
Nov 02 22:58:19.207 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 02 22:58:19.207 INFO kablam!   --> src/main.rs:20:2
Nov 02 22:58:19.207 INFO kablam!    |
Nov 02 22:58:19.207 INFO kablam! 20 |     imagefmt::write("out.bmp", maze.width, maze.height, ColFmt::RGB, &pixels, ColType::Auto);
Nov 02 22:58:19.207 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 22:58:19.207 INFO kablam!    |
Nov 02 22:58:19.207 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 02 22:58:19.208 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 02 22:58:19.208 INFO kablam! 
Nov 02 22:58:19.233 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.86s
Nov 02 22:58:19.236 INFO kablam! su: No module specific data is present
Nov 02 22:58:19.636 INFO running `"docker" "rm" "-f" "000203fb04e79f9a052935f9c84b6e4b822ceb0e22891e2eea704e289d2ac71e"`
Nov 02 22:58:19.848 INFO blam! 000203fb04e79f9a052935f9c84b6e4b822ceb0e22891e2eea704e289d2ac71e