Dec 02 11:51:41.989 INFO testing verilated-module-0.1.0 against 1.30.1 for beta-1.31-5
Dec 02 11:51:41.989 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-3/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 11:51:42.471 INFO [stdout] 865dade67e39dfae734ac311c885acc9fd80d0659159b7eb61e03c2125a3c4ea
Dec 02 11:51:42.473 INFO running `"docker" "start" "-a" "865dade67e39dfae734ac311c885acc9fd80d0659159b7eb61e03c2125a3c4ea"`
Dec 02 11:51:43.670 INFO [stderr] usermod: no changes
Dec 02 11:51:43.770 INFO [stderr]    Compiling syn v0.13.11
Dec 02 11:51:58.293 INFO [stderr]    Compiling verilated-module v0.1.0 (/source)
Dec 02 11:52:01.553 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 11:52:01.553 INFO [stderr]  --> src/lib.rs:1:1
Dec 02 11:52:01.553 INFO [stderr]   |
Dec 02 11:52:01.553 INFO [stderr] 1 | #![feature(proc_macro)]
Dec 02 11:52:01.553 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 11:52:01.553 INFO [stderr] 
Dec 02 11:52:01.553 INFO [stderr] error: aborting due to previous error
Dec 02 11:52:01.553 INFO [stderr] 
Dec 02 11:52:01.553 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 11:52:01.555 INFO [stderr] error: Could not compile `verilated-module`.
Dec 02 11:52:01.555 INFO [stderr] 
Dec 02 11:52:01.555 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 11:52:01.556 INFO [stderr] su: No module specific data is present
Dec 02 11:52:02.151 INFO running `"docker" "inspect" "865dade67e39dfae734ac311c885acc9fd80d0659159b7eb61e03c2125a3c4ea"`
Dec 02 11:52:02.389 INFO running `"docker" "rm" "-f" "865dade67e39dfae734ac311c885acc9fd80d0659159b7eb61e03c2125a3c4ea"`
Dec 02 11:52:02.663 INFO [stdout] 865dade67e39dfae734ac311c885acc9fd80d0659159b7eb61e03c2125a3c4ea