Dec 01 14:47:26.779 INFO testing iterate/miniwoop-backend against 1.30.1 for beta-1.31-5
Dec 01 14:47:26.779 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-3/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 01 14:47:27.304 INFO [stdout] 5e7673768c10925bcb27100f6701f38f02c0461734506db8160da4ad51825100
Dec 01 14:47:27.307 INFO running `"docker" "start" "-a" "5e7673768c10925bcb27100f6701f38f02c0461734506db8160da4ad51825100"`
Dec 01 14:47:28.918 INFO [stderr] usermod: no changes
Dec 01 14:47:29.171 INFO [stderr]    Compiling num_cpus v1.5.1
Dec 01 14:47:29.179 INFO [stderr]    Compiling serde_json v1.0.2
Dec 01 14:47:29.179 INFO [stderr]    Compiling uuid v0.5.0
Dec 01 14:47:29.195 INFO [stderr]    Compiling num v0.1.39
Dec 01 14:47:29.200 INFO [stderr]    Compiling env_logger v0.4.3
Dec 01 14:47:30.505 INFO [stderr]    Compiling chrono v0.3.1
Dec 01 14:47:32.863 INFO [stderr]    Compiling futures-cpupool v0.1.5
Dec 01 14:47:33.893 INFO [stderr]    Compiling pretty_env_logger v0.1.1
Dec 01 14:47:36.115 INFO [stderr]    Compiling hyper v0.11.0
Dec 01 14:47:50.015 INFO [stderr]    Compiling miniwoop-backend v0.1.0 (/source)
Dec 01 14:47:51.931 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 01 14:47:51.931 INFO [stderr]  --> src/main.rs:1:1
Dec 01 14:47:51.931 INFO [stderr]   |
Dec 01 14:47:51.931 INFO [stderr] 1 | #![feature(slice_patterns)]
Dec 01 14:47:51.931 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 14:47:51.931 INFO [stderr] 
Dec 01 14:47:51.931 INFO [stderr] error: aborting due to previous error
Dec 01 14:47:51.931 INFO [stderr] 
Dec 01 14:47:51.931 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 01 14:47:51.943 INFO [stderr] error: Could not compile `miniwoop-backend`.
Dec 01 14:47:51.943 INFO [stderr] 
Dec 01 14:47:51.943 INFO [stderr] To learn more, run the command again with --verbose.
Dec 01 14:47:51.951 INFO [stderr] su: No module specific data is present
Dec 01 14:47:52.480 INFO running `"docker" "inspect" "5e7673768c10925bcb27100f6701f38f02c0461734506db8160da4ad51825100"`
Dec 01 14:47:52.795 INFO running `"docker" "rm" "-f" "5e7673768c10925bcb27100f6701f38f02c0461734506db8160da4ad51825100"`
Dec 01 14:47:53.063 INFO [stdout] 5e7673768c10925bcb27100f6701f38f02c0461734506db8160da4ad51825100
