Nov 01 14:15:42.686 INFO testing bombless/np against beta-2018-10-30 for beta-1.31-1
Nov 01 14:15:42.687 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-1/worker-5/beta-2018-10-30:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/beta-1.31-1/beta-2018-10-30:/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 +beta-2018-10-30 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"`
Nov 01 14:15:43.296 INFO blam! 7063c6be3a8cd41c2f4d1423f5e79642e1e503d54de5810a15dc7b21332934cd
Nov 01 14:15:43.301 INFO running `"docker" "start" "-a" "7063c6be3a8cd41c2f4d1423f5e79642e1e503d54de5810a15dc7b21332934cd"`
Nov 01 14:15:44.539 INFO kablam! usermod: no changes
Nov 01 14:15:44.615 INFO kablam!    Compiling np v0.1.0 (/source)
Nov 01 14:15:45.062 INFO kablam! error[E0554]: #![feature] may not be used on the beta release channel
Nov 01 14:15:45.062 INFO kablam!  --> src/main.rs:1:1
Nov 01 14:15:45.063 INFO kablam!   |
Nov 01 14:15:45.063 INFO kablam! 1 | #![feature(iterator_step_by)]
Nov 01 14:15:45.063 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 14:15:45.063 INFO kablam! 
Nov 01 14:15:45.063 INFO kablam! error: aborting due to previous error
Nov 01 14:15:45.064 INFO kablam! 
Nov 01 14:15:45.064 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Nov 01 14:15:45.068 INFO kablam! error: Could not compile `np`.
Nov 01 14:15:45.068 INFO kablam! 
Nov 01 14:15:45.068 INFO kablam! To learn more, run the command again with --verbose.
Nov 01 14:15:45.069 INFO kablam! su: No module specific data is present
Nov 01 14:15:45.671 INFO running `"docker" "rm" "-f" "7063c6be3a8cd41c2f4d1423f5e79642e1e503d54de5810a15dc7b21332934cd"`
Nov 01 14:15:45.920 INFO blam! 7063c6be3a8cd41c2f4d1423f5e79642e1e503d54de5810a15dc7b21332934cd
