Dec 02 17:21:58.617 INFO testing serde_osc-0.4.2 against 1.30.1 for beta-1.31-5
Dec 02 17:21:58.617 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 17:21:59.116 INFO [stdout] ebaa61802dcb677650f996610e255a24b68c17824c610463817f4cbf9ad62a33
Dec 02 17:21:59.118 INFO running `"docker" "start" "-a" "ebaa61802dcb677650f996610e255a24b68c17824c610463817f4cbf9ad62a33"`
Dec 02 17:22:00.527 INFO [stderr] usermod: no changes
Dec 02 17:22:00.616 INFO [stderr]    Compiling serde_osc v0.4.2 (/source)
Dec 02 17:22:01.311 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 17:22:01.311 INFO [stderr]   --> src/lib.rs:88:1
Dec 02 17:22:01.311 INFO [stderr]    |
Dec 02 17:22:01.311 INFO [stderr] 88 | #![feature(try_from)]
Dec 02 17:22:01.311 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
Dec 02 17:22:01.311 INFO [stderr] 
Dec 02 17:22:01.314 INFO [stderr] error: aborting due to previous error
Dec 02 17:22:01.315 INFO [stderr] 
Dec 02 17:22:01.315 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 17:22:01.338 INFO [stderr] error: Could not compile `serde_osc`.
Dec 02 17:22:01.339 INFO [stderr] 
Dec 02 17:22:01.339 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 17:22:01.339 INFO [stderr] su: No module specific data is present
Dec 02 17:22:01.877 INFO running `"docker" "inspect" "ebaa61802dcb677650f996610e255a24b68c17824c610463817f4cbf9ad62a33"`
Dec 02 17:22:02.103 INFO running `"docker" "rm" "-f" "ebaa61802dcb677650f996610e255a24b68c17824c610463817f4cbf9ad62a33"`
Dec 02 17:22:02.431 INFO [stdout] ebaa61802dcb677650f996610e255a24b68c17824c610463817f4cbf9ad62a33