Dec 02 15:16:28.376 INFO testing streamlink-0.3.1 against 1.30.1 for beta-1.31-5
Dec 02 15:16:28.376 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 15:16:28.643 INFO [stdout] 74a6a8664ff23c5ab42ff47afd10cbe337af0dc5e4bd9f0e7d8888554763e2b3
Dec 02 15:16:28.649 INFO running `"docker" "start" "-a" "74a6a8664ff23c5ab42ff47afd10cbe337af0dc5e4bd9f0e7d8888554763e2b3"`
Dec 02 15:16:29.315 INFO [stderr] usermod: no changes
Dec 02 15:16:29.547 INFO [stderr]    Compiling clicolors-control v0.3.0
Dec 02 15:16:29.547 INFO [stderr]    Compiling parking_lot_core v0.4.0
Dec 02 15:16:31.539 INFO [stderr]    Compiling parking_lot v0.7.0
Dec 02 15:16:33.731 INFO [stderr]    Compiling console v0.7.0
Dec 02 15:16:33.731 INFO [stderr]    Compiling console v0.6.2
Dec 02 15:16:37.523 INFO [stderr]    Compiling indicatif v0.9.0
Dec 02 15:16:41.230 INFO [stderr]    Compiling streamlink v0.3.1 (/source)
Dec 02 15:16:44.544 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 15:16:44.544 INFO [stderr]  --> src/lib.rs:2:1
Dec 02 15:16:44.544 INFO [stderr]   |
Dec 02 15:16:44.544 INFO [stderr] 2 | #![feature(conservative_impl_trait)]
Dec 02 15:16:44.544 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 15:16:44.544 INFO [stderr] 
Dec 02 15:16:44.546 INFO [stderr] error: aborting due to previous error
Dec 02 15:16:44.546 INFO [stderr] 
Dec 02 15:16:44.546 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 15:16:44.562 INFO [stderr] error: Could not compile `streamlink`.
Dec 02 15:16:44.563 INFO [stderr] 
Dec 02 15:16:44.563 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 15:16:44.563 INFO [stderr] su: No module specific data is present
Dec 02 15:16:44.924 INFO running `"docker" "inspect" "74a6a8664ff23c5ab42ff47afd10cbe337af0dc5e4bd9f0e7d8888554763e2b3"`
Dec 02 15:16:45.050 INFO running `"docker" "rm" "-f" "74a6a8664ff23c5ab42ff47afd10cbe337af0dc5e4bd9f0e7d8888554763e2b3"`
Dec 02 15:16:45.117 INFO [stdout] 74a6a8664ff23c5ab42ff47afd10cbe337af0dc5e4bd9f0e7d8888554763e2b3