Dec 02 12:05:45.626 INFO testing valora-0.1.0 against 1.30.1 for beta-1.31-5
Dec 02 12:05:45.626 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/beta-1.31-5/1.30.1:/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 +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 02 12:05:45.851 INFO [stdout] a90c515eb7a91fdec4087077e5a4fa5f5dd791703847e33fdc8e2e16be4130fd
Dec 02 12:05:45.853 INFO running `"docker" "start" "-a" "a90c515eb7a91fdec4087077e5a4fa5f5dd791703847e33fdc8e2e16be4130fd"`
Dec 02 12:05:46.285 INFO [stderr] usermod: no changes
Dec 02 12:05:46.606 INFO [stderr]    Compiling smallvec v0.4.5
Dec 02 12:05:46.607 INFO [stderr]    Compiling phf_shared v0.7.21
Dec 02 12:05:46.607 INFO [stderr]    Compiling arrayvec v0.4.8
Dec 02 12:05:46.611 INFO [stderr]    Compiling memmap v0.6.2
Dec 02 12:05:46.612 INFO [stderr]    Compiling gl_generator v0.7.0
Dec 02 12:05:46.612 INFO [stderr]    Compiling rand v0.3.22
Dec 02 12:05:46.612 INFO [stderr]    Compiling euclid v0.15.6
Dec 02 12:05:46.612 INFO [stderr]    Compiling sid v0.5.2
Dec 02 12:05:48.313 INFO [stderr]    Compiling num-bigint v0.1.44
Dec 02 12:05:48.387 INFO [stderr]    Compiling phf_generator v0.7.21
Dec 02 12:05:49.106 INFO [stderr]    Compiling phf v0.7.21
Dec 02 12:05:49.790 INFO [stderr]    Compiling png v0.11.0
Dec 02 12:05:49.831 INFO [stderr]    Compiling wayland-sys v0.12.5
Dec 02 12:05:52.180 INFO [stderr]    Compiling phf_codegen v0.7.21
Dec 02 12:05:53.427 INFO [stderr]    Compiling svgparser v0.4.3
Dec 02 12:05:53.503 INFO [stderr]    Compiling tempfile v3.0.5
Dec 02 12:05:55.255 INFO [stderr]    Compiling crossbeam-epoch v0.3.1
Dec 02 12:06:00.371 INFO [stderr]    Compiling lyon_core v0.8.0
Dec 02 12:06:00.507 INFO [stderr]    Compiling lyon_bezier v0.8.5
Dec 02 12:06:02.091 INFO [stderr]    Compiling target_build_utils v0.3.1
Dec 02 12:06:02.121 INFO [stderr]    Compiling palette v0.2.1
Dec 02 12:06:07.431 INFO [stderr]    Compiling wayland-client v0.12.5
Dec 02 12:06:07.527 INFO [stderr]    Compiling glutin v0.11.0
Dec 02 12:06:09.379 INFO [stderr]    Compiling glium v0.19.0
Dec 02 12:06:09.407 INFO [stderr]    Compiling crossbeam-deque v0.2.0
Dec 02 12:06:09.443 INFO [stderr]    Compiling num-rational v0.1.42
Dec 02 12:06:15.449 INFO [stderr]    Compiling lyon_path_builder v0.8.6
Dec 02 12:06:17.099 INFO [stderr]    Compiling lyon_path_iterator v0.8.5
Dec 02 12:06:23.067 INFO [stderr]    Compiling rayon-core v1.4.1
Dec 02 12:06:23.147 INFO [stderr]    Compiling lyon_svg v0.8.6
Dec 02 12:06:23.399 INFO [stderr]    Compiling num v0.1.42
Dec 02 12:06:26.827 INFO [stderr]    Compiling lyon_path v0.8.6
Dec 02 12:06:27.132 INFO [stderr]    Compiling wayland-protocols v0.12.5
Dec 02 12:06:29.285 INFO [stderr]    Compiling wayland-kbd v0.13.1
Dec 02 12:06:39.046 INFO [stderr]    Compiling lyon_extra v0.8.6
Dec 02 12:06:39.135 INFO [stderr]    Compiling lyon_tessellation v0.8.8
Dec 02 12:06:47.401 INFO [stderr]    Compiling rayon v1.0.3
Dec 02 12:06:54.511 INFO [stderr]    Compiling lyon v0.8.8
Dec 02 12:06:59.087 INFO [stderr]    Compiling wayland-window v0.13.3
Dec 02 12:07:03.407 INFO [stderr]    Compiling libloading v0.3.4
Dec 02 12:07:06.599 INFO [stderr]    Compiling winit v0.9.0
Dec 02 12:07:10.275 INFO [stderr]    Compiling jpeg-decoder v0.1.15
Dec 02 12:07:12.767 INFO [stderr]    Compiling dlib v0.3.1
Dec 02 12:07:13.922 INFO [stderr]    Compiling wayland-sys v0.9.10
Dec 02 12:07:18.431 INFO [stderr]    Compiling wayland-client v0.9.10
Dec 02 12:07:18.777 INFO [stderr]    Compiling image v0.18.0
Dec 02 12:08:00.063 INFO [stderr]    Compiling valora v0.1.0 (/source)
Dec 02 12:08:06.479 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 12:08:06.479 INFO [stderr]  --> src/lib.rs:1:1
Dec 02 12:08:06.479 INFO [stderr]   |
Dec 02 12:08:06.479 INFO [stderr] 1 | #![feature(specialization)]
Dec 02 12:08:06.479 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 12:08:06.479 INFO [stderr] 
Dec 02 12:08:06.479 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 12:08:06.479 INFO [stderr]  --> src/lib.rs:2:1
Dec 02 12:08:06.479 INFO [stderr]   |
Dec 02 12:08:06.479 INFO [stderr] 2 | #![feature(use_nested_groups)]
Dec 02 12:08:06.479 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 12:08:06.479 INFO [stderr] 
Dec 02 12:08:06.479 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 12:08:06.479 INFO [stderr]  --> src/lib.rs:3:1
Dec 02 12:08:06.479 INFO [stderr]   |
Dec 02 12:08:06.479 INFO [stderr] 3 | #![feature(unboxed_closures)]
Dec 02 12:08:06.479 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 12:08:06.479 INFO [stderr] 
Dec 02 12:08:06.479 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 12:08:06.479 INFO [stderr]  --> src/lib.rs:4:1
Dec 02 12:08:06.479 INFO [stderr]   |
Dec 02 12:08:06.479 INFO [stderr] 4 | #![feature(fnbox)]
Dec 02 12:08:06.479 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^
Dec 02 12:08:06.479 INFO [stderr] 
Dec 02 12:08:06.479 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 12:08:06.479 INFO [stderr]  --> src/lib.rs:5:1
Dec 02 12:08:06.479 INFO [stderr]   |
Dec 02 12:08:06.479 INFO [stderr] 5 | #![feature(nll)]
Dec 02 12:08:06.479 INFO [stderr]   | ^^^^^^^^^^^^^^^^
Dec 02 12:08:06.479 INFO [stderr] 
Dec 02 12:08:06.479 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 12:08:06.479 INFO [stderr]  --> src/lib.rs:6:1
Dec 02 12:08:06.479 INFO [stderr]   |
Dec 02 12:08:06.479 INFO [stderr] 6 | #![feature(crate_in_paths)]
Dec 02 12:08:06.479 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 12:08:06.479 INFO [stderr] 
Dec 02 12:08:06.479 INFO [stderr] error: aborting due to 6 previous errors
Dec 02 12:08:06.488 INFO [stderr] 
Dec 02 12:08:06.488 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 12:08:06.508 INFO [stderr] error: Could not compile `valora`.
Dec 02 12:08:06.508 INFO [stderr] 
Dec 02 12:08:06.508 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 12:08:06.515 INFO [stderr] su: No module specific data is present
Dec 02 12:08:07.057 INFO running `"docker" "inspect" "a90c515eb7a91fdec4087077e5a4fa5f5dd791703847e33fdc8e2e16be4130fd"`
Dec 02 12:08:07.353 INFO running `"docker" "rm" "-f" "a90c515eb7a91fdec4087077e5a4fa5f5dd791703847e33fdc8e2e16be4130fd"`
Dec 02 12:08:07.559 INFO [stdout] a90c515eb7a91fdec4087077e5a4fa5f5dd791703847e33fdc8e2e16be4130fd