Nov 28 02:40:35.940 INFO checking kbsymanz/maze-rust against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 02:40:35.940 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-0/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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 28 02:40:36.429 INFO [stdout] 4bfa3cc34c2f3942ef7227fb1bed4061c4b3613123cd801fe23d25098a3d1da7
Nov 28 02:40:36.434 INFO running `"docker" "start" "-a" "4bfa3cc34c2f3942ef7227fb1bed4061c4b3613123cd801fe23d25098a3d1da7"`
Nov 28 02:40:37.600 INFO [stderr] usermod: no changes
Nov 28 02:40:37.916 INFO [stderr]    Compiling gio v0.1.2
Nov 28 02:40:37.917 INFO [stderr]    Compiling gdk-pixbuf v0.1.2
Nov 28 02:40:37.937 INFO [stderr]    Compiling cairo-rs v0.1.2
Nov 28 02:40:37.937 INFO [stderr]     Checking c_vec v1.2.0
Nov 28 02:40:37.937 INFO [stderr]    Compiling gdk v0.5.2
Nov 28 02:40:37.937 INFO [stderr]    Compiling gtk v0.1.2
Nov 28 02:40:37.937 INFO [stderr]     Checking serde v0.9.13
Nov 28 02:40:37.937 INFO [stderr]    Compiling glib-sys v0.3.3
Nov 28 02:40:39.436 INFO [stderr]    Compiling gobject-sys v0.3.3
Nov 28 02:40:39.673 INFO [stderr]    Compiling gio-sys v0.3.3
Nov 28 02:40:39.722 INFO [stderr]    Compiling cairo-sys-rs v0.3.3
Nov 28 02:40:40.202 INFO [stderr]    Compiling gdk-pixbuf-sys v0.3.3
Nov 28 02:40:40.300 INFO [stderr]    Compiling pango-sys v0.3.3
Nov 28 02:40:40.420 INFO [stderr]    Compiling atk-sys v0.3.3
Nov 28 02:40:41.664 INFO [stderr]    Compiling gdk-sys v0.3.3
Nov 28 02:40:42.436 INFO [stderr]    Compiling gtk-sys v0.3.3
Nov 28 02:40:42.440 INFO [stderr]     Checking memchr v0.1.11
Nov 28 02:40:42.446 INFO [stderr]     Checking term_size v0.3.0
Nov 28 02:40:42.808 INFO [stderr]     Checking num-complex v0.1.37
Nov 28 02:40:44.304 INFO [stderr]     Checking tempdir v0.3.5
Nov 28 02:40:44.544 INFO [stderr]     Checking uuid v0.4.0
Nov 28 02:40:44.720 INFO [stderr]     Checking num-bigint v0.1.37
Nov 28 02:40:45.010 INFO [stderr]    Compiling syn v0.11.10
Nov 28 02:40:45.804 INFO [stderr]     Checking aho-corasick v0.5.3
Nov 28 02:40:47.550 INFO [stderr]     Checking clap v2.23.2
Nov 28 02:40:50.595 INFO [stderr]     Checking thread-id v2.0.0
Nov 28 02:40:51.440 INFO [stderr]     Checking num-rational v0.1.36
Nov 28 02:40:51.965 INFO [stderr]     Checking thread_local v0.2.7
Nov 28 02:40:53.422 INFO [stderr]     Checking regex v0.1.80
Nov 28 02:40:53.808 INFO [stderr]     Checking num v0.1.37
Nov 28 02:40:53.809 INFO [stderr]     Checking image v0.12.3
Nov 28 02:40:55.570 INFO [stderr]     Checking nalgebra v0.5.1
Nov 28 02:41:05.732 INFO [stderr]     Checking glib v0.1.2
Nov 28 02:41:09.760 INFO [stderr]    Compiling serde_codegen_internals v0.14.2
Nov 28 02:41:10.712 INFO [stderr]     Checking env_logger v0.3.5
Nov 28 02:41:13.083 INFO [stderr]     Checking pango v0.1.2
Nov 28 02:41:14.646 INFO [stderr]     Checking quickcheck v0.2.27
Nov 28 02:41:14.910 INFO [stderr]     Checking serde_json v0.9.10
Nov 28 02:41:19.876 INFO [stderr]    Compiling serde_derive v0.9.13
Nov 28 02:41:29.240 INFO [stderr]     Checking imageproc v0.7.0
Nov 28 02:41:56.940 INFO [stderr]     Checking maze-rust v0.2.0 (/source)
Nov 28 02:42:03.857 INFO [stderr] warning: unused import: `kbsymanz_maze::grid`
Nov 28 02:42:03.857 INFO [stderr]   --> src/main.rs:10:5
Nov 28 02:42:03.857 INFO [stderr]    |
Nov 28 02:42:03.858 INFO [stderr] 10 | use kbsymanz_maze::grid;
Nov 28 02:42:03.858 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 28 02:42:03.858 INFO [stderr]    |
Nov 28 02:42:03.858 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 28 02:42:03.859 INFO [stderr] 
Nov 28 02:42:03.859 INFO [stderr] warning: unused import: `main_gui`
Nov 28 02:42:03.859 INFO [stderr]   --> src/main.rs:11:36
Nov 28 02:42:03.859 INFO [stderr]    |
Nov 28 02:42:03.860 INFO [stderr] 11 | use kbsymanz_maze::gui::main_gui::{main_gui};
Nov 28 02:42:03.860 INFO [stderr]    |                                    ^^^^^^^^
Nov 28 02:42:03.860 INFO [stderr] 
Nov 28 02:42:03.860 INFO [stderr] warning: unused imports: `App`, `Arg`
Nov 28 02:42:03.861 INFO [stderr]   --> src/main.rs:14:12
Nov 28 02:42:03.861 INFO [stderr]    |
Nov 28 02:42:03.861 INFO [stderr] 14 | use clap::{App, Arg};
Nov 28 02:42:03.861 INFO [stderr]    |            ^^^  ^^^
Nov 28 02:42:03.862 INFO [stderr] 
Nov 28 02:42:03.862 INFO [stderr] warning: unused import: `std::collections::HashSet`
Nov 28 02:42:03.862 INFO [stderr]   --> src/main.rs:15:5
Nov 28 02:42:03.862 INFO [stderr]    |
Nov 28 02:42:03.863 INFO [stderr] 15 | use std::collections::HashSet;
Nov 28 02:42:03.863 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 02:42:03.863 INFO [stderr] 
Nov 28 02:42:04.108 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 26s
Nov 28 02:42:04.128 INFO [stderr] su: No module specific data is present
Nov 28 02:42:04.752 INFO running `"docker" "inspect" "4bfa3cc34c2f3942ef7227fb1bed4061c4b3613123cd801fe23d25098a3d1da7"`
Nov 28 02:42:05.007 INFO running `"docker" "rm" "-f" "4bfa3cc34c2f3942ef7227fb1bed4061c4b3613123cd801fe23d25098a3d1da7"`
Nov 28 02:42:05.335 INFO [stdout] 4bfa3cc34c2f3942ef7227fb1bed4061c4b3613123cd801fe23d25098a3d1da7