Dec 12 11:13:47.867 INFO checking msgp-abi-0.1.1 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 11:13:47.867 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-3/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 12 11:13:48.264 INFO [stdout] f33b693e406aefdcbbcb59aef8094f3c7ff00e7f334acbc024f17351ce118f1f
Dec 12 11:13:48.268 INFO running `"docker" "start" "-a" "f33b693e406aefdcbbcb59aef8094f3c7ff00e7f334acbc024f17351ce118f1f"`
Dec 12 11:13:49.575 INFO [stderr] usermod: no changes
Dec 12 11:13:49.665 INFO [stderr]     Checking msgp v0.1.1
Dec 12 11:13:50.237 INFO [stderr]     Checking msgp-abi v0.1.1 (/source)
Dec 12 11:13:50.968 INFO [stderr] warning: variable does not need to be mutable
Dec 12 11:13:50.969 INFO [stderr]   --> src/lib.rs:68:9
Dec 12 11:13:50.969 INFO [stderr]    |
Dec 12 11:13:50.969 INFO [stderr] 68 |     let mut decoder = unsafe { &mut *ptr };
Dec 12 11:13:50.969 INFO [stderr]    |         ----^^^^^^^
Dec 12 11:13:50.970 INFO [stderr]    |         |
Dec 12 11:13:50.970 INFO [stderr]    |         help: remove this `mut`
Dec 12 11:13:50.970 INFO [stderr]    |
Dec 12 11:13:50.970 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 12 11:13:50.970 INFO [stderr] 
Dec 12 11:13:50.970 INFO [stderr] warning: variable does not need to be mutable
Dec 12 11:13:50.971 INFO [stderr]   --> src/lib.rs:81:9
Dec 12 11:13:50.971 INFO [stderr]    |
Dec 12 11:13:50.971 INFO [stderr] 81 |     let mut decoder = unsafe { &mut *ptr };
Dec 12 11:13:50.971 INFO [stderr]    |         ----^^^^^^^
Dec 12 11:13:50.971 INFO [stderr]    |         |
Dec 12 11:13:50.971 INFO [stderr]    |         help: remove this `mut`
Dec 12 11:13:50.972 INFO [stderr] 
Dec 12 11:13:51.122 INFO [stderr] warning: variable does not need to be mutable
Dec 12 11:13:51.122 INFO [stderr]   --> src/lib.rs:68:9
Dec 12 11:13:51.122 INFO [stderr]    |
Dec 12 11:13:51.122 INFO [stderr] 68 |     let mut decoder = unsafe { &mut *ptr };
Dec 12 11:13:51.122 INFO [stderr]    |         ----^^^^^^^
Dec 12 11:13:51.122 INFO [stderr]    |         |
Dec 12 11:13:51.122 INFO [stderr]    |         help: remove this `mut`
Dec 12 11:13:51.122 INFO [stderr]    |
Dec 12 11:13:51.122 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 12 11:13:51.122 INFO [stderr] 
Dec 12 11:13:51.122 INFO [stderr] warning: variable does not need to be mutable
Dec 12 11:13:51.122 INFO [stderr]   --> src/lib.rs:81:9
Dec 12 11:13:51.122 INFO [stderr]    |
Dec 12 11:13:51.122 INFO [stderr] 81 |     let mut decoder = unsafe { &mut *ptr };
Dec 12 11:13:51.122 INFO [stderr]    |         ----^^^^^^^
Dec 12 11:13:51.122 INFO [stderr]    |         |
Dec 12 11:13:51.122 INFO [stderr]    |         help: remove this `mut`
Dec 12 11:13:51.122 INFO [stderr] 
Dec 12 11:13:51.155 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.55s
Dec 12 11:13:51.158 INFO [stderr] su: No module specific data is present
Dec 12 11:13:51.602 INFO running `"docker" "inspect" "f33b693e406aefdcbbcb59aef8094f3c7ff00e7f334acbc024f17351ce118f1f"`
Dec 12 11:13:51.876 INFO running `"docker" "rm" "-f" "f33b693e406aefdcbbcb59aef8094f3c7ff00e7f334acbc024f17351ce118f1f"`
Dec 12 11:13:52.135 INFO [stdout] f33b693e406aefdcbbcb59aef8094f3c7ff00e7f334acbc024f17351ce118f1f