Nov 01 13:22:56.288 INFO checking 02alexander/maze-solver against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538 Nov 01 13:22:56.289 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-1/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 13:22:56.924 INFO blam! 5ee73c68651bb7460363cff9267db73e261abcde103d1f106b07199a1d100a88 Nov 01 13:22:56.926 INFO running `"docker" "start" "-a" "5ee73c68651bb7460363cff9267db73e261abcde103d1f106b07199a1d100a88"` Nov 01 13:22:57.431 INFO kablam! usermod: no changes Nov 01 13:22:57.473 INFO kablam! Checking flate2 v0.2.20 Nov 01 13:22:58.603 INFO kablam! Checking imagefmt v4.0.0 Nov 01 13:23:00.383 INFO kablam! Checking maze-solver v0.1.0 (/source) Nov 01 13:23:00.942 INFO kablam! warning: unused imports: `read`, `write` Nov 01 13:23:00.942 INFO kablam! --> src/main.rs:3:16 Nov 01 13:23:00.942 INFO kablam! | Nov 01 13:23:00.942 INFO kablam! 3 | use imagefmt::{read, write, ColFmt, ColType}; Nov 01 13:23:00.942 INFO kablam! | ^^^^ ^^^^^ Nov 01 13:23:00.942 INFO kablam! | Nov 01 13:23:00.942 INFO kablam! = note: #[warn(unused_imports)] on by default Nov 01 13:23:00.942 INFO kablam! Nov 01 13:23:00.942 INFO kablam! warning: unused import: `std::mem::drop` Nov 01 13:23:00.942 INFO kablam! --> src/tree.rs:2:5 Nov 01 13:23:00.943 INFO kablam! | Nov 01 13:23:00.943 INFO kablam! 2 | use std::mem::drop; Nov 01 13:23:00.943 INFO kablam! | ^^^^^^^^^^^^^^ Nov 01 13:23:00.943 INFO kablam! Nov 01 13:23:00.943 INFO kablam! warning: unused import: `Node` Nov 01 13:23:00.943 INFO kablam! --> src/path_to_end.rs:3:35 Nov 01 13:23:00.943 INFO kablam! | Nov 01 13:23:00.943 INFO kablam! 3 | use super::tree::{QuaternaryTree, Node, Link}; Nov 01 13:23:00.943 INFO kablam! | ^^^^ Nov 01 13:23:00.943 INFO kablam! Nov 01 13:23:01.092 INFO kablam! warning: unused imports: `read`, `write` Nov 01 13:23:01.093 INFO kablam! --> src/main.rs:3:16 Nov 01 13:23:01.093 INFO kablam! | Nov 01 13:23:01.093 INFO kablam! 3 | use imagefmt::{read, write, ColFmt, ColType}; Nov 01 13:23:01.094 INFO kablam! | ^^^^ ^^^^^ Nov 01 13:23:01.094 INFO kablam! | Nov 01 13:23:01.094 INFO kablam! = note: #[warn(unused_imports)] on by default Nov 01 13:23:01.094 INFO kablam! Nov 01 13:23:01.095 INFO kablam! warning: unused import: `std::mem::drop` Nov 01 13:23:01.095 INFO kablam! --> src/tree.rs:2:5 Nov 01 13:23:01.095 INFO kablam! | Nov 01 13:23:01.096 INFO kablam! 2 | use std::mem::drop; Nov 01 13:23:01.096 INFO kablam! | ^^^^^^^^^^^^^^ Nov 01 13:23:01.096 INFO kablam! Nov 01 13:23:01.098 INFO kablam! warning: variable does not need to be mutable Nov 01 13:23:01.098 INFO kablam! --> src/tree.rs:41:8 Nov 01 13:23:01.098 INFO kablam! | Nov 01 13:23:01.099 INFO kablam! 41 | let mut cur = &mut *next.take().unwrap(); Nov 01 13:23:01.099 INFO kablam! | ----^^^ Nov 01 13:23:01.099 INFO kablam! | | Nov 01 13:23:01.099 INFO kablam! | help: remove this `mut` Nov 01 13:23:01.100 INFO kablam! | Nov 01 13:23:01.100 INFO kablam! = note: #[warn(unused_mut)] on by default Nov 01 13:23:01.100 INFO kablam! Nov 01 13:23:01.170 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 13:23:01.170 INFO kablam! --> src/main.rs:20:2 Nov 01 13:23:01.170 INFO kablam! | Nov 01 13:23:01.171 INFO kablam! 20 | imagefmt::write("out.bmp", maze.width, maze.height, ColFmt::RGB, &pixels, ColType::Auto); Nov 01 13:23:01.171 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 01 13:23:01.171 INFO kablam! | Nov 01 13:23:01.171 INFO kablam! = note: #[warn(unused_must_use)] on by default Nov 01 13:23:01.171 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 13:23:01.171 INFO kablam! Nov 01 13:23:01.369 INFO kablam! warning: variable does not need to be mutable Nov 01 13:23:01.369 INFO kablam! --> src/tree.rs:41:8 Nov 01 13:23:01.369 INFO kablam! | Nov 01 13:23:01.369 INFO kablam! 41 | let mut cur = &mut *next.take().unwrap(); Nov 01 13:23:01.369 INFO kablam! | ----^^^ Nov 01 13:23:01.369 INFO kablam! | | Nov 01 13:23:01.369 INFO kablam! | help: remove this `mut` Nov 01 13:23:01.369 INFO kablam! | Nov 01 13:23:01.369 INFO kablam! = note: #[warn(unused_mut)] on by default Nov 01 13:23:01.369 INFO kablam! Nov 01 13:23:01.440 INFO kablam! warning: unused `std::result::Result` that must be used Nov 01 13:23:01.441 INFO kablam! --> src/main.rs:20:2 Nov 01 13:23:01.441 INFO kablam! | Nov 01 13:23:01.441 INFO kablam! 20 | imagefmt::write("out.bmp", maze.width, maze.height, ColFmt::RGB, &pixels, ColType::Auto); Nov 01 13:23:01.442 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 01 13:23:01.442 INFO kablam! | Nov 01 13:23:01.442 INFO kablam! = note: #[warn(unused_must_use)] on by default Nov 01 13:23:01.442 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Nov 01 13:23:01.443 INFO kablam! Nov 01 13:23:01.488 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 4.04s Nov 01 13:23:01.496 INFO kablam! su: No module specific data is present Nov 01 13:23:01.875 INFO running `"docker" "rm" "-f" "5ee73c68651bb7460363cff9267db73e261abcde103d1f106b07199a1d100a88"` Nov 01 13:23:01.974 INFO blam! 5ee73c68651bb7460363cff9267db73e261abcde103d1f106b07199a1d100a88