Nov 27 17:44:46.013 INFO checking vernonrj/similarity against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 27 17:44:46.013 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-4/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 27 17:44:46.533 INFO [stdout] 84ed05bd6f2921fc31c4174aa02eaad52b73420bed93e2b610347cc9ed2976e2
Nov 27 17:44:46.541 INFO running `"docker" "start" "-a" "84ed05bd6f2921fc31c4174aa02eaad52b73420bed93e2b610347cc9ed2976e2"`
Nov 27 17:44:47.748 INFO [stderr] usermod: no changes
Nov 27 17:44:47.920 INFO [stderr]    Compiling gcc v0.3.43
Nov 27 17:44:47.920 INFO [stderr]    Compiling backtrace v0.3.0
Nov 27 17:44:47.932 INFO [stderr]     Checking rustc-demangle v0.1.4
Nov 27 17:44:47.932 INFO [stderr]     Checking vec_map v0.7.0
Nov 27 17:44:47.962 INFO [stderr]     Checking bitflags v0.8.0
Nov 27 17:44:47.963 INFO [stderr]    Compiling dbghelp-sys v0.2.0
Nov 27 17:44:47.963 INFO [stderr]     Checking atty v0.2.2
Nov 27 17:44:47.963 INFO [stderr]     Checking term_size v0.2.3
Nov 27 17:44:48.581 INFO [stderr]     Checking memchr v1.0.1
Nov 27 17:44:50.105 INFO [stderr]     Checking clap v2.21.1
Nov 27 17:44:53.266 INFO [stderr]    Compiling backtrace-sys v0.1.10
Nov 27 17:45:13.002 INFO [stderr]     Checking error-chain v0.10.0
Nov 27 17:45:13.600 INFO [stderr]     Checking similarity v0.1.0 (/source)
Nov 27 17:45:14.508 INFO [stderr] warning: variable does not need to be mutable
Nov 27 17:45:14.508 INFO [stderr]    --> src/diffcore.rs:143:21
Nov 27 17:45:14.508 INFO [stderr]     |
Nov 27 17:45:14.508 INFO [stderr] 143 |                 let mut e = h.entry(buf).or_insert((hashed, 0));
Nov 27 17:45:14.508 INFO [stderr]     |                     ----^
Nov 27 17:45:14.508 INFO [stderr]     |                     |
Nov 27 17:45:14.508 INFO [stderr]     |                     help: remove this `mut`
Nov 27 17:45:14.508 INFO [stderr]     |
Nov 27 17:45:14.508 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 27 17:45:14.508 INFO [stderr] 
Nov 27 17:45:14.545 INFO [stderr] warning: variable does not need to be mutable
Nov 27 17:45:14.545 INFO [stderr]    --> src/diffcore.rs:143:21
Nov 27 17:45:14.545 INFO [stderr]     |
Nov 27 17:45:14.545 INFO [stderr] 143 |                 let mut e = h.entry(buf).or_insert((hashed, 0));
Nov 27 17:45:14.545 INFO [stderr]     |                     ----^
Nov 27 17:45:14.545 INFO [stderr]     |                     |
Nov 27 17:45:14.545 INFO [stderr]     |                     help: remove this `mut`
Nov 27 17:45:14.545 INFO [stderr]     |
Nov 27 17:45:14.545 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 27 17:45:14.545 INFO [stderr] 
Nov 27 17:45:14.620 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.84s
Nov 27 17:45:14.626 INFO [stderr] su: No module specific data is present
Nov 27 17:45:15.831 INFO running `"docker" "inspect" "84ed05bd6f2921fc31c4174aa02eaad52b73420bed93e2b610347cc9ed2976e2"`
Nov 27 17:45:16.143 INFO running `"docker" "rm" "-f" "84ed05bd6f2921fc31c4174aa02eaad52b73420bed93e2b610347cc9ed2976e2"`
Nov 27 17:45:16.448 INFO [stdout] 84ed05bd6f2921fc31c4174aa02eaad52b73420bed93e2b610347cc9ed2976e2