Dec 01 11:30:25.705 INFO testing le-jzr/todo against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 01 11:30:25.706 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt 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 11:30:25.919 INFO [stdout] 725409d1d9ca830ff0ccfcdf4e59e37e916f8ffbbaada2d79d56b43a6f73e377
Dec 01 11:30:25.921 INFO running `"docker" "start" "-a" "725409d1d9ca830ff0ccfcdf4e59e37e916f8ffbbaada2d79d56b43a6f73e377"`
Dec 01 11:30:26.244 INFO [stderr] usermod: no changes
Dec 01 11:30:26.297 INFO [stderr]    Compiling parking_lot_core v0.2.8
Dec 01 11:30:27.352 INFO [stderr]    Compiling parking_lot v0.4.8
Dec 01 11:30:28.200 INFO [stderr]    Compiling parity-wasm v0.17.0
Dec 01 11:30:37.763 INFO [stderr]    Compiling hello_world v0.1.0 (/source)
Dec 01 11:30:38.287 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 01 11:30:38.287 INFO [stderr]  --> src/main.rs:1:1
Dec 01 11:30:38.287 INFO [stderr]   |
Dec 01 11:30:38.287 INFO [stderr] 1 | #![feature(try_from)]
Dec 01 11:30:38.287 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
Dec 01 11:30:38.287 INFO [stderr] 
Dec 01 11:30:38.287 INFO [stderr] error[E0554]: #![feature] may not be used on the beta release channel
Dec 01 11:30:38.287 INFO [stderr]  --> src/main.rs:2:1
Dec 01 11:30:38.287 INFO [stderr]   |
Dec 01 11:30:38.287 INFO [stderr] 2 | #![feature(vec_resize_default)]
Dec 01 11:30:38.287 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 11:30:38.287 INFO [stderr] 
Dec 01 11:30:38.287 INFO [stderr] error: aborting due to 2 previous errors
Dec 01 11:30:38.287 INFO [stderr] 
Dec 01 11:30:38.287 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 01 11:30:38.297 INFO [stderr] error: Could not compile `hello_world`.
Dec 01 11:30:38.297 INFO [stderr] 
Dec 01 11:30:38.297 INFO [stderr] To learn more, run the command again with --verbose.
Dec 01 11:30:38.298 INFO [stderr] su: No module specific data is present
Dec 01 11:30:38.817 INFO running `"docker" "inspect" "725409d1d9ca830ff0ccfcdf4e59e37e916f8ffbbaada2d79d56b43a6f73e377"`
Dec 01 11:30:38.938 INFO running `"docker" "rm" "-f" "725409d1d9ca830ff0ccfcdf4e59e37e916f8ffbbaada2d79d56b43a6f73e377"`
Dec 01 11:30:39.125 INFO [stdout] 725409d1d9ca830ff0ccfcdf4e59e37e916f8ffbbaada2d79d56b43a6f73e377
