Dec 02 21:32:47.481 INFO testing qadapt-0.5.0 against 1.30.1 for beta-1.31-5
Dec 02 21:32:47.481 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-2/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 21:32:47.807 INFO [stdout] 1735fae434734e29b6c8ab507264173c40090b7684fe8189b211b0596f8ce03a
Dec 02 21:32:47.809 INFO running `"docker" "start" "-a" "1735fae434734e29b6c8ab507264173c40090b7684fe8189b211b0596f8ce03a"`
Dec 02 21:32:48.311 INFO [stderr] usermod: no changes
Dec 02 21:32:48.390 INFO [stderr]    Compiling spin v0.4.10
Dec 02 21:32:48.399 INFO [stderr]    Compiling qadapt-macro v0.5.0
Dec 02 21:32:48.547 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 21:32:48.547 INFO [stderr]  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/spin-0.4.10/src/lib.rs:6:35
Dec 02 21:32:48.547 INFO [stderr]   |
Dec 02 21:32:48.547 INFO [stderr] 6 | #![cfg_attr(feature = "const_fn", feature(const_fn))]
Dec 02 21:32:48.547 INFO [stderr]   |                                   ^^^^^^^^^^^^^^^^^^
Dec 02 21:32:48.559 INFO [stderr] 
Dec 02 21:32:48.567 INFO [stderr] error: aborting due to previous error
Dec 02 21:32:48.567 INFO [stderr] 
Dec 02 21:32:48.567 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 21:32:48.572 INFO [stderr] error: Could not compile `spin`.
Dec 02 21:32:48.573 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 02 21:32:52.470 INFO [stderr] error: build failed
Dec 02 21:32:52.471 INFO [stderr] su: No module specific data is present
Dec 02 21:32:53.246 INFO running `"docker" "inspect" "1735fae434734e29b6c8ab507264173c40090b7684fe8189b211b0596f8ce03a"`
Dec 02 21:32:53.345 INFO running `"docker" "rm" "-f" "1735fae434734e29b6c8ab507264173c40090b7684fe8189b211b0596f8ce03a"`
Dec 02 21:32:53.452 INFO [stdout] 1735fae434734e29b6c8ab507264173c40090b7684fe8189b211b0596f8ce03a