Nov 29 04:35:46.304 INFO checking appendbuf-0.1.6 against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 29 04:35:46.304 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-1/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 29 04:35:46.612 INFO [stdout] b4e129fcdd5f2f3a49b81ed74f236809b38403f9195ae1cc80cdf7a9d08fc9c9
Nov 29 04:35:46.613 INFO running `"docker" "start" "-a" "b4e129fcdd5f2f3a49b81ed74f236809b38403f9195ae1cc80cdf7a9d08fc9c9"`
Nov 29 04:35:47.570 INFO [stderr] usermod: no changes
Nov 29 04:35:47.609 INFO [stderr]     Checking memalloc v0.1.0
Nov 29 04:35:48.216 INFO [stderr]     Checking appendbuf v0.1.6 (/source)
Nov 29 04:35:48.913 INFO [stderr] warning: attribute must be of the form: `#[should_panic]` or `#[should_panic(expected = "error message")]`
Nov 29 04:35:48.913 INFO [stderr]    --> src/lib.rs:401:1
Nov 29 04:35:48.913 INFO [stderr]     |
Nov 29 04:35:48.913 INFO [stderr] 401 | #[should_panic = "the desired offset"]
Nov 29 04:35:48.913 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 04:35:48.913 INFO [stderr]     |
Nov 29 04:35:48.913 INFO [stderr]     = note: Errors in this attribute were erroneously allowed and will become a hard error in a future release.
Nov 29 04:35:48.913 INFO [stderr] 
Nov 29 04:35:48.913 INFO [stderr] warning: attribute must be of the form: `#[should_panic]` or `#[should_panic(expected = "error message")]`
Nov 29 04:35:48.913 INFO [stderr]    --> src/lib.rs:412:1
Nov 29 04:35:48.913 INFO [stderr]     |
Nov 29 04:35:48.913 INFO [stderr] 412 | #[should_panic = "the desired length"]
Nov 29 04:35:48.913 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 04:35:48.913 INFO [stderr]     |
Nov 29 04:35:48.913 INFO [stderr]     = note: Errors in this attribute were erroneously allowed and will become a hard error in a future release.
Nov 29 04:35:48.913 INFO [stderr] 
Nov 29 04:35:49.400 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.81s
Nov 29 04:35:49.409 INFO [stderr] su: No module specific data is present
Nov 29 04:35:49.868 INFO running `"docker" "inspect" "b4e129fcdd5f2f3a49b81ed74f236809b38403f9195ae1cc80cdf7a9d08fc9c9"`
Nov 29 04:35:50.066 INFO running `"docker" "rm" "-f" "b4e129fcdd5f2f3a49b81ed74f236809b38403f9195ae1cc80cdf7a9d08fc9c9"`
Nov 29 04:35:50.360 INFO [stdout] b4e129fcdd5f2f3a49b81ed74f236809b38403f9195ae1cc80cdf7a9d08fc9c9