Dec 01 18:53:54.470 INFO testing dropbox/ruba against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 01 18:53:54.470 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt 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 01 18:53:55.559 INFO [stdout] 546ae526f807ae779dfd52ae6a431ca3c8b8523a0f3b7cbb23ffefdafd92454d
Dec 01 18:53:55.561 INFO running `"docker" "start" "-a" "546ae526f807ae779dfd52ae6a431ca3c8b8523a0f3b7cbb23ffefdafd92454d"`
Dec 01 18:53:56.986 INFO [stderr] usermod: no changes
Dec 01 18:53:57.247 INFO [stderr]    Compiling either v1.4.0
Dec 01 18:53:57.247 INFO [stderr]    Compiling heapsize v0.3.9
Dec 01 18:53:57.259 INFO [stderr]    Compiling seahash v3.0.5
Dec 01 18:53:57.265 INFO [stderr]    Compiling memchr v1.0.2
Dec 01 18:53:57.275 INFO [stderr]    Compiling num-complex v0.1.43
Dec 01 18:53:57.279 INFO [stderr]    Compiling nix v0.5.1
Dec 01 18:53:57.279 INFO [stderr]    Compiling bincode v0.9.2
Dec 01 18:53:57.279 INFO [stderr]    Compiling num-bigint v0.1.43
Dec 01 18:53:59.560 INFO [stderr]    Compiling failure v0.1.1
Dec 01 18:54:01.284 INFO [stderr]    Compiling futures-core v0.2.0-alpha
Dec 01 18:54:01.299 INFO [stderr]    Compiling itertools v0.5.10
Dec 01 18:54:05.044 INFO [stderr]    Compiling csv v0.15.0
Dec 01 18:54:05.051 INFO [stderr]    Compiling nom v3.2.1
Dec 01 18:54:05.859 INFO [stderr]    Compiling futures-channel v0.2.0-alpha
Dec 01 18:54:05.859 INFO [stderr]    Compiling futures-io v0.2.0-alpha
Dec 01 18:54:09.327 INFO [stderr]    Compiling futures-sink v0.2.0-alpha
Dec 01 18:54:12.281 INFO [stderr]    Compiling futures-util v0.2.0-alpha
Dec 01 18:54:16.273 INFO [stderr]    Compiling num-rational v0.1.42
Dec 01 18:54:23.299 INFO [stderr]    Compiling num v0.1.42
Dec 01 18:54:23.715 INFO [stderr]    Compiling rustyline v1.0.0
Dec 01 18:54:25.144 INFO [stderr]    Compiling chrono v0.4.0
Dec 01 18:54:26.329 INFO [stderr]    Compiling futures-executor v0.2.0-alpha
Dec 01 18:54:30.491 INFO [stderr]    Compiling futures v0.2.0-alpha
Dec 01 18:54:32.388 INFO [stderr]    Compiling ruba v0.1.0 (/source)
Dec 01 18:54:34.951 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 01 18:54:34.951 INFO [stderr]  --> src/lib.rs:1:1
Dec 01 18:54:34.951 INFO [stderr]   |
Dec 01 18:54:34.951 INFO [stderr] 1 | #![feature(fn_traits, integer_atomics, refcell_replace_swap, trait_alias, nll)]
Dec 01 18:54:34.951 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 18:54:34.951 INFO [stderr] 
Dec 01 18:54:34.963 INFO [stderr] error: aborting due to previous error
Dec 01 18:54:34.963 INFO [stderr] 
Dec 01 18:54:34.963 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 01 18:54:34.982 INFO [stderr] error: Could not compile `ruba`.
Dec 01 18:54:34.982 INFO [stderr] 
Dec 01 18:54:34.982 INFO [stderr] To learn more, run the command again with --verbose.
Dec 01 18:54:34.983 INFO [stderr] su: No module specific data is present
Dec 01 18:54:35.556 INFO running `"docker" "inspect" "546ae526f807ae779dfd52ae6a431ca3c8b8523a0f3b7cbb23ffefdafd92454d"`
Dec 01 18:54:35.985 INFO running `"docker" "rm" "-f" "546ae526f807ae779dfd52ae6a431ca3c8b8523a0f3b7cbb23ffefdafd92454d"`
Dec 01 18:54:36.391 INFO [stdout] 546ae526f807ae779dfd52ae6a431ca3c8b8523a0f3b7cbb23ffefdafd92454d
