Dec 17 13:28:17.026 INFO checking tlrobrn/one_d against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 13:28:17.026 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/tlrobrn/one_d:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 13:28:17.536 INFO [stdout] df7134ef49a1bda1da355aeb8143c196ea31e085685cc2de2caa192de914ae62
Dec 17 13:28:17.536 INFO running `"docker" "start" "-a" "df7134ef49a1bda1da355aeb8143c196ea31e085685cc2de2caa192de914ae62"`
Dec 17 13:28:19.352 INFO [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
Dec 17 13:28:19.352 INFO [stderr] disables Cargo from automatically inferring other binary targets.
Dec 17 13:28:19.352 INFO [stderr] This inference behavior will change in the Rust 2018 edition and the following
Dec 17 13:28:19.352 INFO [stderr] files will be included as a binary target:
Dec 17 13:28:19.352 INFO [stderr] 
Dec 17 13:28:19.352 INFO [stderr] * /opt/crater/workdir/src/main.rs
Dec 17 13:28:19.352 INFO [stderr] 
Dec 17 13:28:19.352 INFO [stderr] This is likely to break cargo build or cargo test as these files may not be
Dec 17 13:28:19.352 INFO [stderr] ready to be compiled as a binary target today. You can future-proof yourself
Dec 17 13:28:19.352 INFO [stderr] and disable this warning by adding `autobins = false` to your [package]
Dec 17 13:28:19.352 INFO [stderr] section. You may also move the files to a location where Cargo would not
Dec 17 13:28:19.352 INFO [stderr] automatically infer them to be a target, such as in subfolders.
Dec 17 13:28:19.352 INFO [stderr] 
Dec 17 13:28:19.352 INFO [stderr] For more information on this warning you can consult
Dec 17 13:28:19.352 INFO [stderr] https://github.com/rust-lang/cargo/issues/5330
Dec 17 13:28:19.352 INFO [stderr] warning: path `/opt/crater/workdir/src/main.rs` was erroneously implicitly accepted for binary `oned`,
Dec 17 13:28:19.352 INFO [stderr] please set bin.path in Cargo.toml
Dec 17 13:28:19.604 INFO [stderr]    Compiling libc v0.2.20
Dec 17 13:28:19.604 INFO [stderr]    Compiling siphasher v0.2.0
Dec 17 13:28:19.608 INFO [stderr]    Compiling serde v0.8.22
Dec 17 13:28:19.608 INFO [stderr]     Checking piston-shaders_graphics2d v0.1.0
Dec 17 13:28:19.612 INFO [stderr]     Checking num_cpus v1.2.1
Dec 17 13:28:19.612 INFO [stderr]     Checking memchr v1.0.1
Dec 17 13:28:19.612 INFO [stderr]     Checking thread-id v3.0.0
Dec 17 13:28:19.612 INFO [stderr]     Checking shared_library v0.1.5
Dec 17 13:28:20.352 INFO [stderr]     Checking enum_primitive v0.1.1
Dec 17 13:28:20.392 INFO [stderr]     Checking deflate v0.7.2
Dec 17 13:28:20.424 INFO [stderr]     Checking deque v0.3.1
Dec 17 13:28:21.071 INFO [stderr]     Checking num-bigint v0.1.35
Dec 17 13:28:21.110 INFO [stderr]     Checking thread_local v0.3.2
Dec 17 13:28:21.123 INFO [stderr]     Checking aho-corasick v0.6.1
Dec 17 13:28:21.532 INFO [stderr]    Compiling glutin v0.7.2
Dec 17 13:28:22.784 INFO [stderr]     Checking x11-dl v2.12.0
Dec 17 13:28:23.284 INFO [stderr]     Checking osmesa-sys v0.1.2
Dec 17 13:28:23.440 INFO [stderr]     Checking rayon v0.6.0
Dec 17 13:28:23.804 INFO [stderr]     Checking fs2 v0.2.5
Dec 17 13:28:24.722 INFO [stderr]    Compiling phf_shared v0.7.21
Dec 17 13:28:24.931 INFO [stderr]     Checking tempfile v2.1.5
Dec 17 13:28:27.922 INFO [stderr]    Compiling rand v0.3.15
Dec 17 13:28:29.748 INFO [stderr]     Checking pistoncore-event_loop v0.27.0
Dec 17 13:28:29.790 INFO [stderr]     Checking memmap v0.4.0
Dec 17 13:28:29.818 INFO [stderr]     Checking regex v0.2.1
Dec 17 13:28:31.406 INFO [stderr]     Checking png v0.6.2
Dec 17 13:28:31.776 INFO [stderr]    Compiling phf v0.7.21
Dec 17 13:28:33.904 INFO [stderr]     Checking num-rational v0.1.35
Dec 17 13:28:33.928 INFO [stderr]     Checking piston v0.27.0
Dec 17 13:28:35.386 INFO [stderr]     Checking jpeg-decoder v0.1.11
Dec 17 13:28:39.737 INFO [stderr]    Compiling phf_generator v0.7.21
Dec 17 13:28:40.813 INFO [stderr]    Compiling phf_codegen v0.7.21
Dec 17 13:28:42.386 INFO [stderr]    Compiling target_build_utils v0.1.2
Dec 17 13:28:42.446 INFO [stderr]     Checking image v0.12.1
Dec 17 13:28:43.457 INFO [stderr]     Checking docopt v0.7.0
Dec 17 13:28:54.554 INFO [stderr]    Compiling serde_json v0.8.6
Dec 17 13:28:58.658 INFO [stderr]     Checking piston2d-opengl_graphics v0.37.0
Dec 17 13:29:07.622 INFO [stderr]    Compiling libloading v0.3.1
Dec 17 13:29:09.572 INFO [stderr]     Checking dlib v0.3.1
Dec 17 13:29:09.832 INFO [stderr]     Checking wayland-sys v0.7.6
Dec 17 13:29:10.180 INFO [stderr]     Checking wayland-client v0.7.6
Dec 17 13:29:11.406 INFO [stderr]     Checking wayland-kbd v0.6.2
Dec 17 13:29:11.408 INFO [stderr]     Checking wayland-window v0.4.3
Dec 17 13:29:12.442 INFO [stderr]     Checking winit v0.5.8
Dec 17 13:29:14.925 INFO [stderr]     Checking pistoncore-glutin_window v0.33.0
Dec 17 13:29:15.446 INFO [stderr]     Checking one_d v0.1.0 (/opt/crater/workdir)
Dec 17 13:29:15.920 INFO [stderr] warning: variable does not need to be mutable
Dec 17 13:29:15.921 INFO [stderr]    --> src/maze.rs:191:28
Dec 17 13:29:15.921 INFO [stderr]     |
Dec 17 13:29:15.921 INFO [stderr] 191 |     fn try_wall(&mut self, mut dsets: &mut DisjointSets, index: usize, is_east: bool) {
Dec 17 13:29:15.921 INFO [stderr]     |                            ----^^^^^
Dec 17 13:29:15.922 INFO [stderr]     |                            |
Dec 17 13:29:15.922 INFO [stderr]     |                            help: remove this `mut`
Dec 17 13:29:15.922 INFO [stderr]     |
Dec 17 13:29:15.922 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 17 13:29:15.922 INFO [stderr] 
Dec 17 13:29:15.924 INFO [stderr] warning: variable does not need to be mutable
Dec 17 13:29:15.924 INFO [stderr]    --> src/maze.rs:191:28
Dec 17 13:29:15.925 INFO [stderr]     |
Dec 17 13:29:15.925 INFO [stderr] 191 |     fn try_wall(&mut self, mut dsets: &mut DisjointSets, index: usize, is_east: bool) {
Dec 17 13:29:15.925 INFO [stderr]     |                            ----^^^^^
Dec 17 13:29:15.925 INFO [stderr]     |                            |
Dec 17 13:29:15.926 INFO [stderr]     |                            help: remove this `mut`
Dec 17 13:29:15.926 INFO [stderr]     |
Dec 17 13:29:15.926 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 17 13:29:15.926 INFO [stderr] 
Dec 17 13:29:16.869 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.54s
Dec 17 13:29:18.353 INFO running `"docker" "inspect" "df7134ef49a1bda1da355aeb8143c196ea31e085685cc2de2caa192de914ae62"`
Dec 17 13:29:18.702 INFO running `"docker" "rm" "-f" "df7134ef49a1bda1da355aeb8143c196ea31e085685cc2de2caa192de914ae62"`
Dec 17 13:29:19.080 INFO [stdout] df7134ef49a1bda1da355aeb8143c196ea31e085685cc2de2caa192de914ae62