Dec 02 04:47:37.526 INFO testing NotIntMan/BBS-method against 1.30.1 for beta-1.31-5
Dec 02 04:47:37.526 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/beta-1.31-5/1.30.1:/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 +1.30.1 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 02 04:47:37.819 INFO [stdout] 35a0647cf76da5a21bc2fb1edc983127238f73aadfbb141cdfc4ecea21b0da0a
Dec 02 04:47:37.825 INFO running `"docker" "start" "-a" "35a0647cf76da5a21bc2fb1edc983127238f73aadfbb141cdfc4ecea21b0da0a"`
Dec 02 04:47:38.623 INFO [stderr] usermod: no changes
Dec 02 04:47:38.650 INFO [stderr]    Compiling lab2 v0.1.0 (/source)
Dec 02 04:47:39.168 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 04:47:39.168 INFO [stderr]  --> src/main.rs:1:1
Dec 02 04:47:39.168 INFO [stderr]   |
Dec 02 04:47:39.168 INFO [stderr] 1 | #![feature(try_from)]
Dec 02 04:47:39.168 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
Dec 02 04:47:39.168 INFO [stderr] 
Dec 02 04:47:39.171 INFO [stderr] error: aborting due to previous error
Dec 02 04:47:39.171 INFO [stderr] 
Dec 02 04:47:39.171 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 04:47:39.175 INFO [stderr] error: Could not compile `lab2`.
Dec 02 04:47:39.175 INFO [stderr] 
Dec 02 04:47:39.175 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 04:47:39.176 INFO [stderr] su: No module specific data is present
Dec 02 04:47:39.633 INFO running `"docker" "inspect" "35a0647cf76da5a21bc2fb1edc983127238f73aadfbb141cdfc4ecea21b0da0a"`
Dec 02 04:47:39.825 INFO running `"docker" "rm" "-f" "35a0647cf76da5a21bc2fb1edc983127238f73aadfbb141cdfc4ecea21b0da0a"`
Dec 02 04:47:40.107 INFO [stdout] 35a0647cf76da5a21bc2fb1edc983127238f73aadfbb141cdfc4ecea21b0da0a