Dec 03 16:31:57.252 INFO testing chainbuf-0.0.9 against 1.30.1 for beta-1.31-5
Dec 03 16:31:57.252 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 03 16:31:57.400 INFO [stdout] 2e2edb9e587b9dbc8944ce215126dbb26c8993c619df7d8bcb9c3e861571afe9
Dec 03 16:31:57.402 INFO running `"docker" "start" "-a" "2e2edb9e587b9dbc8944ce215126dbb26c8993c619df7d8bcb9c3e861571afe9"`
Dec 03 16:31:57.821 INFO [stderr] usermod: no changes
Dec 03 16:31:57.857 INFO [stderr]    Compiling chainbuf v0.0.9 (/source)
Dec 03 16:31:59.200 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.36s
Dec 03 16:31:59.203 INFO [stderr] su: No module specific data is present
Dec 03 16:31:59.540 INFO running `"docker" "inspect" "2e2edb9e587b9dbc8944ce215126dbb26c8993c619df7d8bcb9c3e861571afe9"`
Dec 03 16:31:59.645 INFO running `"docker" "rm" "-f" "2e2edb9e587b9dbc8944ce215126dbb26c8993c619df7d8bcb9c3e861571afe9"`
Dec 03 16:31:59.773 INFO [stdout] 2e2edb9e587b9dbc8944ce215126dbb26c8993c619df7d8bcb9c3e861571afe9
Dec 03 16:31:59.777 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 test --frozen --no-run" "-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 03 16:32:00.407 INFO [stdout] 289baf9e3e4574734a11529558839b1b675ed2e0baa957910954a81f26137b85
Dec 03 16:32:00.409 INFO running `"docker" "start" "-a" "289baf9e3e4574734a11529558839b1b675ed2e0baa957910954a81f26137b85"`
Dec 03 16:32:01.303 INFO [stderr] usermod: no changes
Dec 03 16:32:01.359 INFO [stderr]    Compiling chainbuf v0.0.9 (/source)
Dec 03 16:32:02.650 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 03 16:32:02.650 INFO [stderr]  --> tests/integration.rs:1:1
Dec 03 16:32:02.650 INFO [stderr]   |
Dec 03 16:32:02.650 INFO [stderr] 1 | #![feature(test)]
Dec 03 16:32:02.650 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Dec 03 16:32:02.650 INFO [stderr] 
Dec 03 16:32:02.651 INFO [stderr] error: aborting due to previous error
Dec 03 16:32:02.651 INFO [stderr] 
Dec 03 16:32:02.651 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 16:32:02.656 INFO [stderr] error: Could not compile `chainbuf`.
Dec 03 16:32:02.656 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 03 16:32:02.686 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 03 16:32:02.686 INFO [stderr]  --> tests/unit.rs:1:1
Dec 03 16:32:02.686 INFO [stderr]   |
Dec 03 16:32:02.686 INFO [stderr] 1 | #![feature(test)]
Dec 03 16:32:02.686 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Dec 03 16:32:02.686 INFO [stderr] 
Dec 03 16:32:02.688 INFO [stderr] error: aborting due to previous error
Dec 03 16:32:02.688 INFO [stderr] 
Dec 03 16:32:02.688 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 03 16:32:02.694 INFO [stderr] error: Could not compile `chainbuf`.
Dec 03 16:32:02.694 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 03 16:32:03.084 INFO [stderr] error: build failed
Dec 03 16:32:03.086 INFO [stderr] su: No module specific data is present
Dec 03 16:32:03.471 INFO running `"docker" "inspect" "289baf9e3e4574734a11529558839b1b675ed2e0baa957910954a81f26137b85"`
Dec 03 16:32:03.560 INFO running `"docker" "rm" "-f" "289baf9e3e4574734a11529558839b1b675ed2e0baa957910954a81f26137b85"`
Dec 03 16:32:03.638 INFO [stdout] 289baf9e3e4574734a11529558839b1b675ed2e0baa957910954a81f26137b85