Dec 04 09:23:42.404 INFO checking studio-lucia/fldtools against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 09:23:42.404 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 04 09:23:42.787 INFO [stdout] 0b99d6f12ea3ec6db4489c64cf6b34de09bc1fb6ba8c42eb390ad9cd9039f42c
Dec 04 09:23:42.789 INFO running `"docker" "start" "-a" "0b99d6f12ea3ec6db4489c64cf6b34de09bc1fb6ba8c42eb390ad9cd9039f42c"`
Dec 04 09:23:44.495 INFO [stderr] usermod: no changes
Dec 04 09:23:44.563 INFO [stderr] warning: only one of `license` or `license-file` is necessary
Dec 04 09:23:44.631 INFO [stderr]     Checking libc v0.2.26
Dec 04 09:23:44.631 INFO [stderr]     Checking either v1.1.0
Dec 04 09:23:45.127 INFO [stderr]     Checking itertools v0.6.1
Dec 04 09:23:46.067 INFO [stderr]     Checking term_size v0.3.0
Dec 04 09:23:46.067 INFO [stderr]     Checking atty v0.2.2
Dec 04 09:23:46.487 INFO [stderr]     Checking textwrap v0.6.0
Dec 04 09:23:46.847 INFO [stderr]     Checking clap v2.25.0
Dec 04 09:23:52.758 INFO [stderr]     Checking fldtools v0.1.1 (/source)
Dec 04 09:23:53.782 INFO [stderr] warning: variable does not need to be mutable
Dec 04 09:23:53.782 INFO [stderr]   --> src/bin/fldunpack.rs:24:16
Dec 04 09:23:53.782 INFO [stderr]    |
Dec 04 09:23:53.782 INFO [stderr] 24 | fn write_chunk(mut reader : &mut BufReader<&mut File>, mut target : &File, chunk_data : &Chunk) -> ::std::io::Result<u32> {
Dec 04 09:23:53.782 INFO [stderr]    |                ----^^^^^^
Dec 04 09:23:53.782 INFO [stderr]    |                |
Dec 04 09:23:53.782 INFO [stderr]    |                help: remove this `mut`
Dec 04 09:23:53.799 INFO [stderr]    |
Dec 04 09:23:53.799 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 09:23:53.799 INFO [stderr] 
Dec 04 09:23:53.975 INFO [stderr] warning: variable does not need to be mutable
Dec 04 09:23:53.975 INFO [stderr]   --> src/bin/fldunpack.rs:24:16
Dec 04 09:23:53.975 INFO [stderr]    |
Dec 04 09:23:53.975 INFO [stderr] 24 | fn write_chunk(mut reader : &mut BufReader<&mut File>, mut target : &File, chunk_data : &Chunk) -> ::std::io::Result<u32> {
Dec 04 09:23:53.975 INFO [stderr]    |                ----^^^^^^
Dec 04 09:23:53.975 INFO [stderr]    |                |
Dec 04 09:23:53.975 INFO [stderr]    |                help: remove this `mut`
Dec 04 09:23:53.975 INFO [stderr]    |
Dec 04 09:23:53.975 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 09:23:53.975 INFO [stderr] 
Dec 04 09:23:54.237 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.70s
Dec 04 09:23:54.244 INFO [stderr] su: No module specific data is present
Dec 04 09:23:54.780 INFO running `"docker" "inspect" "0b99d6f12ea3ec6db4489c64cf6b34de09bc1fb6ba8c42eb390ad9cd9039f42c"`
Dec 04 09:23:55.041 INFO running `"docker" "rm" "-f" "0b99d6f12ea3ec6db4489c64cf6b34de09bc1fb6ba8c42eb390ad9cd9039f42c"`
Dec 04 09:23:55.367 INFO [stdout] 0b99d6f12ea3ec6db4489c64cf6b34de09bc1fb6ba8c42eb390ad9cd9039f42c