Dec 05 16:26:28.695 INFO checking avr-mcu-0.2.6 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 16:26:28.695 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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"`
Dec 05 16:26:29.368 INFO [stdout] dcb98d2208ba1ed8525e4e156bd1b21fbe855842e2e6fa49f264e6897dabb65a
Dec 05 16:26:29.370 INFO running `"docker" "start" "-a" "dcb98d2208ba1ed8525e4e156bd1b21fbe855842e2e6fa49f264e6897dabb65a"`
Dec 05 16:26:30.524 INFO [stderr] usermod: no changes
Dec 05 16:26:30.597 INFO [stderr]     Checking xmltree v0.4.0
Dec 05 16:26:31.423 INFO [stderr]     Checking avr-mcu v0.2.6 (/source)
Dec 05 16:26:34.345 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 05 16:26:34.345 INFO [stderr]   --> src/lib.rs:38:12
Dec 05 16:26:34.345 INFO [stderr]    |
Dec 05 16:26:34.345 INFO [stderr] 38 | #![feature(conservative_impl_trait)]
Dec 05 16:26:34.345 INFO [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 16:26:34.345 INFO [stderr]    |
Dec 05 16:26:34.345 INFO [stderr]    = note: #[warn(stable_features)] on by default
Dec 05 16:26:34.346 INFO [stderr] 
Dec 05 16:26:34.707 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 05 16:26:34.707 INFO [stderr]   --> src/lib.rs:38:12
Dec 05 16:26:34.707 INFO [stderr]    |
Dec 05 16:26:34.707 INFO [stderr] 38 | #![feature(conservative_impl_trait)]
Dec 05 16:26:34.707 INFO [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 16:26:34.707 INFO [stderr]    |
Dec 05 16:26:34.707 INFO [stderr]    = note: #[warn(stable_features)] on by default
Dec 05 16:26:34.707 INFO [stderr] 
Dec 05 16:26:34.782 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.23s
Dec 05 16:26:34.787 INFO [stderr] su: No module specific data is present
Dec 05 16:26:35.491 INFO running `"docker" "inspect" "dcb98d2208ba1ed8525e4e156bd1b21fbe855842e2e6fa49f264e6897dabb65a"`
Dec 05 16:26:35.872 INFO running `"docker" "rm" "-f" "dcb98d2208ba1ed8525e4e156bd1b21fbe855842e2e6fa49f264e6897dabb65a"`
Dec 05 16:26:36.224 INFO [stdout] dcb98d2208ba1ed8525e4e156bd1b21fbe855842e2e6fa49f264e6897dabb65a