Dec 05 10:13:09.146 INFO checking msgp-abi-0.1.1 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 10:13:09.146 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 10:13:09.385 INFO [stdout] cf560a106a038b87a6ad46d1bb12ed97937119116f95a2f9d1c05ee582886479
Dec 05 10:13:09.385 INFO running `"docker" "start" "-a" "cf560a106a038b87a6ad46d1bb12ed97937119116f95a2f9d1c05ee582886479"`
Dec 05 10:13:10.179 INFO [stderr] usermod: no changes
Dec 05 10:13:10.255 INFO [stderr]     Checking msgp v0.1.1
Dec 05 10:13:10.819 INFO [stderr]     Checking msgp-abi v0.1.1 (/source)
Dec 05 10:13:11.503 INFO [stderr] warning: variable does not need to be mutable
Dec 05 10:13:11.503 INFO [stderr]   --> src/lib.rs:68:9
Dec 05 10:13:11.503 INFO [stderr]    |
Dec 05 10:13:11.503 INFO [stderr] 68 |     let mut decoder = unsafe { &mut *ptr };
Dec 05 10:13:11.503 INFO [stderr]    |         ----^^^^^^^
Dec 05 10:13:11.503 INFO [stderr]    |         |
Dec 05 10:13:11.503 INFO [stderr]    |         help: remove this `mut`
Dec 05 10:13:11.503 INFO [stderr]    |
Dec 05 10:13:11.503 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 10:13:11.503 INFO [stderr] 
Dec 05 10:13:11.503 INFO [stderr] warning: variable does not need to be mutable
Dec 05 10:13:11.503 INFO [stderr]   --> src/lib.rs:81:9
Dec 05 10:13:11.503 INFO [stderr]    |
Dec 05 10:13:11.503 INFO [stderr] 81 |     let mut decoder = unsafe { &mut *ptr };
Dec 05 10:13:11.503 INFO [stderr]    |         ----^^^^^^^
Dec 05 10:13:11.503 INFO [stderr]    |         |
Dec 05 10:13:11.503 INFO [stderr]    |         help: remove this `mut`
Dec 05 10:13:11.503 INFO [stderr] 
Dec 05 10:13:11.699 INFO [stderr] warning: variable does not need to be mutable
Dec 05 10:13:11.699 INFO [stderr]   --> src/lib.rs:68:9
Dec 05 10:13:11.699 INFO [stderr]    |
Dec 05 10:13:11.699 INFO [stderr] 68 |     let mut decoder = unsafe { &mut *ptr };
Dec 05 10:13:11.699 INFO [stderr]    |         ----^^^^^^^
Dec 05 10:13:11.699 INFO [stderr]    |         |
Dec 05 10:13:11.699 INFO [stderr]    |         help: remove this `mut`
Dec 05 10:13:11.699 INFO [stderr]    |
Dec 05 10:13:11.699 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 10:13:11.699 INFO [stderr] 
Dec 05 10:13:11.699 INFO [stderr] warning: variable does not need to be mutable
Dec 05 10:13:11.699 INFO [stderr]   --> src/lib.rs:81:9
Dec 05 10:13:11.699 INFO [stderr]    |
Dec 05 10:13:11.699 INFO [stderr] 81 |     let mut decoder = unsafe { &mut *ptr };
Dec 05 10:13:11.699 INFO [stderr]    |         ----^^^^^^^
Dec 05 10:13:11.699 INFO [stderr]    |         |
Dec 05 10:13:11.699 INFO [stderr]    |         help: remove this `mut`
Dec 05 10:13:11.699 INFO [stderr] 
Dec 05 10:13:11.751 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.54s
Dec 05 10:13:11.755 INFO [stderr] su: No module specific data is present
Dec 05 10:13:12.633 INFO running `"docker" "inspect" "cf560a106a038b87a6ad46d1bb12ed97937119116f95a2f9d1c05ee582886479"`
Dec 05 10:13:12.903 INFO running `"docker" "rm" "-f" "cf560a106a038b87a6ad46d1bb12ed97937119116f95a2f9d1c05ee582886479"`
Dec 05 10:13:13.191 INFO [stdout] cf560a106a038b87a6ad46d1bb12ed97937119116f95a2f9d1c05ee582886479