Dec 19 14:32:02.879 INFO checking kbsymanz/maze-rust against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 14:32:02.879 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-1/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/kbsymanz/maze-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 14:32:03.180 INFO [stdout] 179794e59584b8c1e9125b2cbf0bbeb99ecc4dbf927d8ace4d0ce65d4ad87751
Dec 19 14:32:03.182 INFO running `"docker" "start" "-a" "179794e59584b8c1e9125b2cbf0bbeb99ecc4dbf927d8ace4d0ce65d4ad87751"`
Dec 19 14:32:04.478 INFO [stderr]    Compiling gio v0.1.2
Dec 19 14:32:04.478 INFO [stderr]    Compiling gdk-pixbuf v0.1.2
Dec 19 14:32:04.478 INFO [stderr]    Compiling cairo-rs v0.1.2
Dec 19 14:32:04.492 INFO [stderr]     Checking c_vec v1.2.0
Dec 19 14:32:04.492 INFO [stderr]    Compiling gdk v0.5.2
Dec 19 14:32:04.492 INFO [stderr]    Compiling gtk v0.1.2
Dec 19 14:32:04.492 INFO [stderr]     Checking itertools v0.4.19
Dec 19 14:32:04.496 INFO [stderr]     Checking serde v0.9.13
Dec 19 14:32:05.359 INFO [stderr]    Compiling glib-sys v0.3.3
Dec 19 14:32:05.920 INFO [stderr]    Compiling gobject-sys v0.3.3
Dec 19 14:32:05.988 INFO [stderr]    Compiling gio-sys v0.3.3
Dec 19 14:32:06.148 INFO [stderr]    Compiling pango-sys v0.3.3
Dec 19 14:32:06.264 INFO [stderr]    Compiling cairo-sys-rs v0.3.3
Dec 19 14:32:07.461 INFO [stderr]    Compiling gdk-pixbuf-sys v0.3.3
Dec 19 14:32:08.636 INFO [stderr]    Compiling gdk-sys v0.3.3
Dec 19 14:32:08.738 INFO [stderr]    Compiling atk-sys v0.3.3
Dec 19 14:32:09.337 INFO [stderr]    Compiling gtk-sys v0.3.3
Dec 19 14:32:09.420 INFO [stderr]     Checking term_size v0.3.0
Dec 19 14:32:09.420 INFO [stderr]     Checking num-complex v0.1.37
Dec 19 14:32:10.154 INFO [stderr]     Checking deflate v0.7.6
Dec 19 14:32:11.228 INFO [stderr]     Checking uuid v0.4.0
Dec 19 14:32:11.551 INFO [stderr]     Checking tempdir v0.3.5
Dec 19 14:32:12.068 INFO [stderr]     Checking num-bigint v0.1.37
Dec 19 14:32:12.140 INFO [stderr]    Compiling syn v0.11.10
Dec 19 14:32:12.792 INFO [stderr]     Checking clap v2.23.2
Dec 19 14:32:13.704 INFO [stderr]     Checking rayon-core v1.0.0
Dec 19 14:32:15.557 INFO [stderr]     Checking png v0.6.2
Dec 19 14:32:16.268 INFO [stderr]     Checking quickcheck v0.2.27
Dec 19 14:32:17.046 INFO [stderr]     Checking num-rational v0.1.36
Dec 19 14:32:18.166 INFO [stderr]     Checking rayon v0.7.0
Dec 19 14:32:19.514 INFO [stderr]     Checking num v0.1.37
Dec 19 14:32:20.724 INFO [stderr]     Checking nalgebra v0.5.1
Dec 19 14:32:26.392 INFO [stderr]     Checking jpeg-decoder v0.1.12
Dec 19 14:32:26.479 INFO [stderr]     Checking glib v0.1.2
Dec 19 14:32:35.283 INFO [stderr]     Checking image v0.12.3
Dec 19 14:32:36.182 INFO [stderr]     Checking pango v0.1.2
Dec 19 14:32:37.642 INFO [stderr]    Compiling serde_codegen_internals v0.14.2
Dec 19 14:32:43.138 INFO [stderr]    Compiling serde_derive v0.9.13
Dec 19 14:32:45.158 INFO [stderr]     Checking serde_json v0.9.10
Dec 19 14:32:49.061 INFO [stderr]     Checking imageproc v0.7.0
Dec 19 14:33:15.509 INFO [stderr]     Checking maze-rust v0.2.0 (/opt/crater/workdir)
Dec 19 14:33:17.968 INFO [stderr] warning: unused import: `kbsymanz_maze::grid`
Dec 19 14:33:17.968 INFO [stderr]   --> src/main.rs:10:5
Dec 19 14:33:17.968 INFO [stderr]    |
Dec 19 14:33:17.968 INFO [stderr] 10 | use kbsymanz_maze::grid;
Dec 19 14:33:17.968 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 19 14:33:17.968 INFO [stderr]    |
Dec 19 14:33:17.968 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 19 14:33:17.968 INFO [stderr] 
Dec 19 14:33:17.968 INFO [stderr] warning: unused import: `main_gui`
Dec 19 14:33:17.968 INFO [stderr]   --> src/main.rs:11:36
Dec 19 14:33:17.968 INFO [stderr]    |
Dec 19 14:33:17.968 INFO [stderr] 11 | use kbsymanz_maze::gui::main_gui::{main_gui};
Dec 19 14:33:17.968 INFO [stderr]    |                                    ^^^^^^^^
Dec 19 14:33:17.968 INFO [stderr] 
Dec 19 14:33:17.968 INFO [stderr] warning: unused imports: `App`, `Arg`
Dec 19 14:33:17.968 INFO [stderr]   --> src/main.rs:14:12
Dec 19 14:33:17.968 INFO [stderr]    |
Dec 19 14:33:17.968 INFO [stderr] 14 | use clap::{App, Arg};
Dec 19 14:33:17.968 INFO [stderr]    |            ^^^  ^^^
Dec 19 14:33:17.968 INFO [stderr] 
Dec 19 14:33:17.968 INFO [stderr] warning: unused import: `std::collections::HashSet`
Dec 19 14:33:17.968 INFO [stderr]   --> src/main.rs:15:5
Dec 19 14:33:17.968 INFO [stderr]    |
Dec 19 14:33:17.968 INFO [stderr] 15 | use std::collections::HashSet;
Dec 19 14:33:17.968 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 14:33:17.968 INFO [stderr] 
Dec 19 14:33:18.052 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 13s
Dec 19 14:33:18.322 INFO running `"docker" "inspect" "179794e59584b8c1e9125b2cbf0bbeb99ecc4dbf927d8ace4d0ce65d4ad87751"`
Dec 19 14:33:18.441 INFO running `"docker" "rm" "-f" "179794e59584b8c1e9125b2cbf0bbeb99ecc4dbf927d8ace4d0ce65d4ad87751"`
Dec 19 14:33:18.560 INFO [stdout] 179794e59584b8c1e9125b2cbf0bbeb99ecc4dbf927d8ace4d0ce65d4ad87751