Dec 01 00:53:26.911 INFO testing subdir/pkb against 1.30.1 for beta-1.31-5
Dec 01 00:53:26.913 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-2/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 00:53:27.436 INFO [stdout] e83ba62d868242ece2015f97f2ed08ca638cb7dab7b396ba79c24c7737280c7f
Dec 01 00:53:27.439 INFO running `"docker" "start" "-a" "e83ba62d868242ece2015f97f2ed08ca638cb7dab7b396ba79c24c7737280c7f"`
Dec 01 00:53:29.791 INFO [stderr] usermod: no changes
Dec 01 00:53:29.905 INFO [stderr]    Compiling either v1.2.0
Dec 01 00:53:29.919 INFO [stderr]    Compiling derive_more v0.6.2
Dec 01 00:53:30.431 INFO [stderr]    Compiling itertools v0.6.5
Dec 01 00:53:37.031 INFO [stderr]    Compiling pokerbot v0.1.0 (/source)
Dec 01 00:53:37.407 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 01 00:53:37.408 INFO [stderr]  --> src/lib.rs:1:1
Dec 01 00:53:37.409 INFO [stderr]   |
Dec 01 00:53:37.409 INFO [stderr] 1 | #![feature(const_fn)]
Dec 01 00:53:37.410 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
Dec 01 00:53:37.410 INFO [stderr] 
Dec 01 00:53:37.411 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 01 00:53:37.411 INFO [stderr]  --> src/lib.rs:2:1
Dec 01 00:53:37.412 INFO [stderr]   |
Dec 01 00:53:37.412 INFO [stderr] 2 | #![feature(conservative_impl_trait)]
Dec 01 00:53:37.413 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 00:53:37.413 INFO [stderr] 
Dec 01 00:53:37.414 INFO [stderr] error: aborting due to 2 previous errors
Dec 01 00:53:37.414 INFO [stderr] 
Dec 01 00:53:37.415 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 01 00:53:37.417 INFO [stderr] error: Could not compile `pokerbot`.
Dec 01 00:53:37.417 INFO [stderr] 
Dec 01 00:53:37.417 INFO [stderr] To learn more, run the command again with --verbose.
Dec 01 00:53:37.420 INFO [stderr] su: No module specific data is present
Dec 01 00:53:38.971 INFO running `"docker" "inspect" "e83ba62d868242ece2015f97f2ed08ca638cb7dab7b396ba79c24c7737280c7f"`
Dec 01 00:53:39.353 INFO running `"docker" "rm" "-f" "e83ba62d868242ece2015f97f2ed08ca638cb7dab7b396ba79c24c7737280c7f"`
Dec 01 00:53:39.760 INFO [stdout] e83ba62d868242ece2015f97f2ed08ca638cb7dab7b396ba79c24c7737280c7f
