Nov 02 01:55:54.234 INFO testing transducers-0.0.2 against 1.30.0 for beta-1.31-1
Nov 02 01:55:54.236 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-1/worker-6/1.30.0:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/beta-1.31-1/1.30.0:/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 +1.30.0 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 02 01:55:54.629 INFO blam! 820ce5011ed4493651c8ac20ae2d3d24c3a653bcf99471eeea09ef9a87661eb0
Nov 02 01:55:54.631 INFO running `"docker" "start" "-a" "820ce5011ed4493651c8ac20ae2d3d24c3a653bcf99471eeea09ef9a87661eb0"`
Nov 02 01:55:55.451 INFO kablam! usermod: no changes
Nov 02 01:55:55.511 INFO kablam!    Compiling transducers v0.0.2 (/source)
Nov 02 01:55:56.031 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Nov 02 01:55:56.031 INFO kablam!   --> src/lib.rs:41:1
Nov 02 01:55:56.031 INFO kablam!    |
Nov 02 01:55:56.031 INFO kablam! 41 | #![feature(fn_traits, unboxed_closures)]
Nov 02 01:55:56.031 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 01:55:56.031 INFO kablam! 
Nov 02 01:55:56.031 INFO kablam! error: aborting due to previous error
Nov 02 01:55:56.031 INFO kablam! 
Nov 02 01:55:56.031 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Nov 02 01:55:56.032 INFO kablam! error: Could not compile `transducers`.
Nov 02 01:55:56.032 INFO kablam! 
Nov 02 01:55:56.032 INFO kablam! To learn more, run the command again with --verbose.
Nov 02 01:55:56.033 INFO kablam! su: No module specific data is present
Nov 02 01:55:56.509 INFO running `"docker" "rm" "-f" "820ce5011ed4493651c8ac20ae2d3d24c3a653bcf99471eeea09ef9a87661eb0"`
Nov 02 01:55:56.739 INFO blam! 820ce5011ed4493651c8ac20ae2d3d24c3a653bcf99471eeea09ef9a87661eb0
