Dec 11 07:36:42.902 INFO checking tlrobrn/one_d against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 07:36:42.902 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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"`
Dec 11 07:36:43.364 INFO [stdout] b959d3ff95c0dfbff3ecc5f8bafc773babbd4b03d5aa7fb22d8f5e388409d40c
Dec 11 07:36:43.368 INFO running `"docker" "start" "-a" "b959d3ff95c0dfbff3ecc5f8bafc773babbd4b03d5aa7fb22d8f5e388409d40c"`
Dec 11 07:36:44.495 INFO [stderr] usermod: no changes
Dec 11 07:36:44.529 INFO [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
Dec 11 07:36:44.529 INFO [stderr] disables Cargo from automatically inferring other binary targets.
Dec 11 07:36:44.529 INFO [stderr] This inference behavior will change in the Rust 2018 edition and the following
Dec 11 07:36:44.529 INFO [stderr] files will be included as a binary target:
Dec 11 07:36:44.529 INFO [stderr] 
Dec 11 07:36:44.529 INFO [stderr] * /source/src/main.rs
Dec 11 07:36:44.529 INFO [stderr] 
Dec 11 07:36:44.529 INFO [stderr] This is likely to break cargo build or cargo test as these files may not be
Dec 11 07:36:44.529 INFO [stderr] ready to be compiled as a binary target today. You can future-proof yourself
Dec 11 07:36:44.529 INFO [stderr] and disable this warning by adding `autobins = false` to your [package]
Dec 11 07:36:44.529 INFO [stderr] section. You may also move the files to a location where Cargo would not
Dec 11 07:36:44.529 INFO [stderr] automatically infer them to be a target, such as in subfolders.
Dec 11 07:36:44.529 INFO [stderr] 
Dec 11 07:36:44.529 INFO [stderr] For more information on this warning you can consult
Dec 11 07:36:44.529 INFO [stderr] https://github.com/rust-lang/cargo/issues/5330
Dec 11 07:36:44.529 INFO [stderr] warning: path `/source/src/main.rs` was erroneously implicitly accepted for binary `oned`,
Dec 11 07:36:44.529 INFO [stderr] please set bin.path in Cargo.toml
Dec 11 07:36:44.764 INFO [stderr]    Compiling siphasher v0.2.0
Dec 11 07:36:44.764 INFO [stderr]    Compiling libc v0.2.20
Dec 11 07:36:44.769 INFO [stderr]    Compiling serde v0.8.22
Dec 11 07:36:44.769 INFO [stderr]    Compiling dtoa v0.2.2
Dec 11 07:36:44.769 INFO [stderr]    Compiling itoa v0.1.1
Dec 11 07:36:44.769 INFO [stderr]    Compiling num-traits v0.1.36
Dec 11 07:36:44.772 INFO [stderr]     Checking piston-float v0.2.0
Dec 11 07:36:44.777 INFO [stderr]    Compiling khronos_api v1.0.0
Dec 11 07:36:46.172 INFO [stderr]    Compiling log v0.3.6
Dec 11 07:36:46.872 INFO [stderr]     Checking adler32 v0.3.0
Dec 11 07:36:47.012 INFO [stderr]     Checking shader_version v0.2.1
Dec 11 07:36:47.564 INFO [stderr]     Checking piston-shaders_graphics2d v0.1.0
Dec 11 07:36:47.620 INFO [stderr]    Compiling xml-rs v0.3.5
Dec 11 07:36:48.244 INFO [stderr]     Checking shared_library v0.1.5
Dec 11 07:36:48.369 INFO [stderr]    Compiling x11-dl v2.12.0
Dec 11 07:36:49.511 INFO [stderr]     Checking enum_primitive v0.1.1
Dec 11 07:36:49.526 INFO [stderr]     Checking piston-viewport v0.2.0
Dec 11 07:36:50.304 INFO [stderr]     Checking vecmath v0.2.0
Dec 11 07:36:50.312 INFO [stderr]     Checking nodrop v0.1.8
Dec 11 07:36:50.444 INFO [stderr]     Checking gif v0.9.0
Dec 11 07:36:50.724 INFO [stderr]     Checking stb_truetype v0.2.0
Dec 11 07:36:51.772 INFO [stderr]    Compiling phf_shared v0.7.21
Dec 11 07:36:51.993 INFO [stderr]     Checking deque v0.3.1
Dec 11 07:36:53.389 INFO [stderr]     Checking deflate v0.7.2
Dec 11 07:36:53.817 INFO [stderr]     Checking num-bigint v0.1.35
Dec 11 07:36:53.829 INFO [stderr]     Checking osmesa-sys v0.1.2
Dec 11 07:36:54.305 INFO [stderr]    Compiling rand v0.3.15
Dec 11 07:36:54.542 INFO [stderr]     Checking pistoncore-input v0.15.0
Dec 11 07:36:55.118 INFO [stderr]     Checking arrayvec v0.3.20
Dec 11 07:36:56.065 INFO [stderr]     Checking rayon v0.6.0
Dec 11 07:36:59.578 INFO [stderr]    Compiling phf v0.7.21
Dec 11 07:37:00.230 INFO [stderr]     Checking piston2d-graphics v0.19.0
Dec 11 07:37:07.030 INFO [stderr]     Checking fs2 v0.2.5
Dec 11 07:37:07.462 INFO [stderr]     Checking tempfile v2.1.5
Dec 11 07:37:07.661 INFO [stderr]     Checking png v0.6.2
Dec 11 07:37:07.878 INFO [stderr]     Checking num-rational v0.1.35
Dec 11 07:37:07.953 INFO [stderr]     Checking rusttype v0.2.1
Dec 11 07:37:09.002 INFO [stderr]     Checking docopt v0.7.0
Dec 11 07:37:09.700 INFO [stderr]     Checking pistoncore-window v0.24.0
Dec 11 07:37:10.869 INFO [stderr]    Compiling wayland-scanner v0.7.6
Dec 11 07:37:11.268 INFO [stderr]    Compiling gl_generator v0.5.2
Dec 11 07:37:11.473 INFO [stderr]     Checking jpeg-decoder v0.1.11
Dec 11 07:37:14.168 INFO [stderr]     Checking memmap v0.4.0
Dec 11 07:37:16.493 INFO [stderr]    Compiling phf_generator v0.7.21
Dec 11 07:37:17.257 INFO [stderr]     Checking pistoncore-event_loop v0.27.0
Dec 11 07:37:18.381 INFO [stderr]    Compiling phf_codegen v0.7.21
Dec 11 07:37:18.614 INFO [stderr]     Checking image v0.12.1
Dec 11 07:37:21.164 INFO [stderr]     Checking piston v0.27.0
Dec 11 07:37:21.180 INFO [stderr]    Compiling target_build_utils v0.1.2
Dec 11 07:37:21.946 INFO [stderr]    Compiling wayland-client v0.7.6
Dec 11 07:37:26.710 INFO [stderr]    Compiling gl v0.6.1
Dec 11 07:37:28.244 INFO [stderr]    Compiling glutin v0.7.2
Dec 11 07:37:28.312 INFO [stderr]    Compiling serde_json v0.8.6
Dec 11 07:37:58.528 INFO [stderr]    Compiling libloading v0.3.1
Dec 11 07:38:00.966 INFO [stderr]     Checking piston2d-opengl_graphics v0.37.0
Dec 11 07:38:01.770 INFO [stderr]     Checking dlib v0.3.1
Dec 11 07:38:02.199 INFO [stderr]     Checking wayland-sys v0.7.6
Dec 11 07:38:04.097 INFO [stderr]     Checking wayland-kbd v0.6.2
Dec 11 07:38:04.099 INFO [stderr]     Checking wayland-window v0.4.3
Dec 11 07:38:05.445 INFO [stderr]     Checking winit v0.5.8
Dec 11 07:38:08.117 INFO [stderr]     Checking pistoncore-glutin_window v0.33.0
Dec 11 07:38:08.703 INFO [stderr]     Checking one_d v0.1.0 (/source)
Dec 11 07:38:09.222 INFO [stderr] warning: variable does not need to be mutable
Dec 11 07:38:09.223 INFO [stderr]    --> src/maze.rs:191:28
Dec 11 07:38:09.223 INFO [stderr]     |
Dec 11 07:38:09.223 INFO [stderr] 191 |     fn try_wall(&mut self, mut dsets: &mut DisjointSets, index: usize, is_east: bool) {
Dec 11 07:38:09.223 INFO [stderr]     |                            ----^^^^^
Dec 11 07:38:09.223 INFO [stderr]     |                            |
Dec 11 07:38:09.223 INFO [stderr]     |                            help: remove this `mut`
Dec 11 07:38:09.223 INFO [stderr]     |
Dec 11 07:38:09.223 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 11 07:38:09.223 INFO [stderr] 
Dec 11 07:38:09.280 INFO [stderr] warning: variable does not need to be mutable
Dec 11 07:38:09.280 INFO [stderr]    --> src/maze.rs:191:28
Dec 11 07:38:09.280 INFO [stderr]     |
Dec 11 07:38:09.280 INFO [stderr] 191 |     fn try_wall(&mut self, mut dsets: &mut DisjointSets, index: usize, is_east: bool) {
Dec 11 07:38:09.280 INFO [stderr]     |                            ----^^^^^
Dec 11 07:38:09.280 INFO [stderr]     |                            |
Dec 11 07:38:09.281 INFO [stderr]     |                            help: remove this `mut`
Dec 11 07:38:09.281 INFO [stderr]     |
Dec 11 07:38:09.281 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 11 07:38:09.281 INFO [stderr] 
Dec 11 07:38:11.126 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 26s
Dec 11 07:38:11.141 INFO [stderr] su: No module specific data is present
Dec 11 07:38:13.165 INFO running `"docker" "inspect" "b959d3ff95c0dfbff3ecc5f8bafc773babbd4b03d5aa7fb22d8f5e388409d40c"`
Dec 11 07:38:13.526 INFO running `"docker" "rm" "-f" "b959d3ff95c0dfbff3ecc5f8bafc773babbd4b03d5aa7fb22d8f5e388409d40c"`
Dec 11 07:38:13.930 INFO [stdout] b959d3ff95c0dfbff3ecc5f8bafc773babbd4b03d5aa7fb22d8f5e388409d40c