Dec 02 15:18:14.121 INFO testing stpl-0.5.0 against 1.30.1 for beta-1.31-5
Dec 02 15:18:14.121 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-5/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 15:18:14.438 INFO [stdout] d298705ff0c88fe1c407b708c5ae1856dffbe9388a6fb06266b48f11000134f3
Dec 02 15:18:14.440 INFO running `"docker" "start" "-a" "d298705ff0c88fe1c407b708c5ae1856dffbe9388a6fb06266b48f11000134f3"`
Dec 02 15:18:15.310 INFO [stderr] usermod: no changes
Dec 02 15:18:15.403 INFO [stderr]    Compiling bincode v0.9.2
Dec 02 15:18:16.848 INFO [stderr]    Compiling stpl v0.5.0 (/source)
Dec 02 15:18:18.383 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 15:18:18.383 INFO [stderr]    --> src/lib.rs:155:1
Dec 02 15:18:18.383 INFO [stderr]     |
Dec 02 15:18:18.383 INFO [stderr] 155 | #![feature(universal_impl_trait)]
Dec 02 15:18:18.383 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 15:18:18.383 INFO [stderr] 
Dec 02 15:18:18.383 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 15:18:18.383 INFO [stderr]    --> src/lib.rs:156:1
Dec 02 15:18:18.383 INFO [stderr]     |
Dec 02 15:18:18.383 INFO [stderr] 156 | #![feature(conservative_impl_trait)]
Dec 02 15:18:18.383 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 15:18:18.383 INFO [stderr] 
Dec 02 15:18:18.383 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 15:18:18.383 INFO [stderr]    --> src/lib.rs:157:1
Dec 02 15:18:18.383 INFO [stderr]     |
Dec 02 15:18:18.383 INFO [stderr] 157 | #![feature(unboxed_closures)]
Dec 02 15:18:18.383 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 15:18:18.383 INFO [stderr] 
Dec 02 15:18:18.383 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 15:18:18.383 INFO [stderr]    --> src/lib.rs:158:1
Dec 02 15:18:18.383 INFO [stderr]     |
Dec 02 15:18:18.383 INFO [stderr] 158 | #![feature(fn_traits)]
Dec 02 15:18:18.383 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^
Dec 02 15:18:18.383 INFO [stderr] 
Dec 02 15:18:18.383 INFO [stderr] error: aborting due to 4 previous errors
Dec 02 15:18:18.383 INFO [stderr] 
Dec 02 15:18:18.383 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 15:18:18.393 INFO [stderr] error: Could not compile `stpl`.
Dec 02 15:18:18.393 INFO [stderr] 
Dec 02 15:18:18.393 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 15:18:18.393 INFO [stderr] su: No module specific data is present
Dec 02 15:18:18.983 INFO running `"docker" "inspect" "d298705ff0c88fe1c407b708c5ae1856dffbe9388a6fb06266b48f11000134f3"`
Dec 02 15:18:19.199 INFO running `"docker" "rm" "-f" "d298705ff0c88fe1c407b708c5ae1856dffbe9388a6fb06266b48f11000134f3"`
Dec 02 15:18:19.471 INFO [stdout] d298705ff0c88fe1c407b708c5ae1856dffbe9388a6fb06266b48f11000134f3