Nov 01 03:36:14.517 INFO testing mattdeboard/prepend_line against beta-2018-10-30 for beta-1.31-1
Nov 01 03:36:14.519 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-1/worker-7/beta-2018-10-30:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 03:36:15.027 INFO blam! 68dd53da5989a433f76377a02ddd060cc51309c571c706c23bc2beae2d767642
Nov 01 03:36:15.028 INFO running `"docker" "start" "-a" "68dd53da5989a433f76377a02ddd060cc51309c571c706c23bc2beae2d767642"`
Nov 01 03:36:15.983 INFO kablam! usermod: no changes
Nov 01 03:36:16.188 INFO kablam!    Compiling proc-macro2 v0.4.12
Nov 01 03:36:16.190 INFO kablam!    Compiling wasm-bindgen-shared v0.2.16
Nov 01 03:36:16.219 INFO kablam!    Compiling log v0.4.3
Nov 01 03:36:16.220 INFO kablam!    Compiling serde_json v1.0.26
Nov 01 03:36:16.220 INFO kablam!    Compiling uuid v0.1.18
Nov 01 03:36:17.899 INFO kablam!    Compiling mktemp v0.3.1
Nov 01 03:36:19.471 INFO kablam! error[E0554]: #![feature] may not be used on the beta release channel
Nov 01 03:36:19.471 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.12/src/lib.rs:49:5
Nov 01 03:36:19.471 INFO kablam!    |
Nov 01 03:36:19.471 INFO kablam! 49 |     feature(proc_macro_raw_ident, proc_macro_span)
Nov 01 03:36:19.471 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 03:36:19.471 INFO kablam! 
Nov 01 03:36:19.486 INFO kablam! error: aborting due to previous error
Nov 01 03:36:19.486 INFO kablam! 
Nov 01 03:36:19.486 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Nov 01 03:36:19.499 INFO kablam! error: Could not compile `proc-macro2`.
Nov 01 03:36:19.499 INFO kablam! warning: build failed, waiting for other jobs to finish...
Nov 01 03:36:21.455 INFO kablam! error: build failed
Nov 01 03:36:21.459 INFO kablam! su: No module specific data is present
Nov 01 03:36:21.873 INFO running `"docker" "rm" "-f" "68dd53da5989a433f76377a02ddd060cc51309c571c706c23bc2beae2d767642"`
Nov 01 03:36:22.015 INFO blam! 68dd53da5989a433f76377a02ddd060cc51309c571c706c23bc2beae2d767642
