Nov 03 01:35:00.572 INFO testing buf-0.2.2 against 1.30.0 for beta-1.31-1
Nov 03 01:35:00.572 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 03 01:35:00.709 INFO blam! c8755dfb87af3da91d4527df70494b14677b97cb596d91003a4fd1b3c74c053e
Nov 03 01:35:00.710 INFO running `"docker" "start" "-a" "c8755dfb87af3da91d4527df70494b14677b97cb596d91003a4fd1b3c74c053e"`
Nov 03 01:35:01.089 INFO kablam! usermod: no changes
Nov 03 01:35:01.130 INFO kablam!    Compiling ptr v0.2.1
Nov 03 01:35:01.130 INFO kablam!    Compiling hash-table v0.2.2
Nov 03 01:35:01.130 INFO kablam!    Compiling containers v0.9.3
Nov 03 01:35:01.130 INFO kablam!    Compiling slot v0.2.5
Nov 03 01:35:01.130 INFO kablam!    Compiling heap v0.1.0
Nov 03 01:35:01.131 INFO kablam!    Compiling i-o v0.4.3
Nov 03 01:35:01.135 INFO kablam!    Compiling rel v0.2.0
Nov 03 01:35:01.135 INFO kablam!    Compiling fallible v0.1.2
Nov 03 01:35:01.227 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Nov 03 01:35:01.227 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/slot-0.2.5/src/lib.rs:3:1
Nov 03 01:35:01.227 INFO kablam!   |
Nov 03 01:35:01.227 INFO kablam! 3 | #![feature(const_fn)]
Nov 03 01:35:01.227 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Nov 03 01:35:01.227 INFO kablam! 
Nov 03 01:35:01.227 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Nov 03 01:35:01.227 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/slot-0.2.5/src/lib.rs:4:1
Nov 03 01:35:01.227 INFO kablam!   |
Nov 03 01:35:01.227 INFO kablam! 4 | #![feature(const_fn_union)]
Nov 03 01:35:01.227 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 01:35:01.227 INFO kablam! 
Nov 03 01:35:01.227 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Nov 03 01:35:01.227 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/slot-0.2.5/src/lib.rs:5:1
Nov 03 01:35:01.227 INFO kablam!   |
Nov 03 01:35:01.227 INFO kablam! 5 | #![feature(untagged_unions)]
Nov 03 01:35:01.227 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 01:35:01.227 INFO kablam! 
Nov 03 01:35:01.227 INFO kablam! error: aborting due to 3 previous errors
Nov 03 01:35:01.227 INFO kablam! 
Nov 03 01:35:01.227 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Nov 03 01:35:01.227 INFO kablam! error: Could not compile `slot`.
Nov 03 01:35:01.227 INFO kablam! warning: build failed, waiting for other jobs to finish...
Nov 03 01:35:02.144 INFO kablam! error: build failed
Nov 03 01:35:02.146 INFO kablam! su: No module specific data is present
Nov 03 01:35:02.441 INFO running `"docker" "rm" "-f" "c8755dfb87af3da91d4527df70494b14677b97cb596d91003a4fd1b3c74c053e"`
Nov 03 01:35:02.527 INFO blam! c8755dfb87af3da91d4527df70494b14677b97cb596d91003a4fd1b3c74c053e
