Nov 30 22:02:55.741 INFO testing utam0k/r9cc against 1.30.1 for beta-1.31-5
Nov 30 22:02:55.741 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-0/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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"`
Nov 30 22:02:56.234 INFO [stdout] 6f75472d1f1a1522f23ad335f74878541809157ad817445d322f8d59559519f2
Nov 30 22:02:56.243 INFO running `"docker" "start" "-a" "6f75472d1f1a1522f23ad335f74878541809157ad817445d322f8d59559519f2"`
Nov 30 22:02:57.963 INFO [stderr] usermod: no changes
Nov 30 22:02:58.051 INFO [stderr]    Compiling r9cc v0.1.0 (/source)
Nov 30 22:02:58.427 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Nov 30 22:02:58.427 INFO [stderr]  --> src/lib.rs:1:1
Nov 30 22:02:58.427 INFO [stderr]   |
Nov 30 22:02:58.427 INFO [stderr] 1 | #![feature(core_intrinsics, dbg_macro, drain_filter, exclusive_range_pattern)]
Nov 30 22:02:58.427 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 22:02:58.427 INFO [stderr] 
Nov 30 22:02:58.436 INFO [stderr] error: aborting due to previous error
Nov 30 22:02:58.436 INFO [stderr] 
Nov 30 22:02:58.436 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Nov 30 22:02:58.455 INFO [stderr] error: Could not compile `r9cc`.
Nov 30 22:02:58.455 INFO [stderr] 
Nov 30 22:02:58.455 INFO [stderr] To learn more, run the command again with --verbose.
Nov 30 22:02:58.455 INFO [stderr] su: No module specific data is present
Nov 30 22:02:59.317 INFO running `"docker" "inspect" "6f75472d1f1a1522f23ad335f74878541809157ad817445d322f8d59559519f2"`
Nov 30 22:02:59.645 INFO running `"docker" "rm" "-f" "6f75472d1f1a1522f23ad335f74878541809157ad817445d322f8d59559519f2"`
Nov 30 22:03:00.014 INFO [stdout] 6f75472d1f1a1522f23ad335f74878541809157ad817445d322f8d59559519f2
