Nov 09 08:23:43.131 INFO checking muktakosh/unicorn against try#dc13be39fae8d4c607889b27de374b52586485a3 for pr-55632
Nov 09 08:23:43.132 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-3/try#dc13be39fae8d4c607889b27de374b52586485a3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55632/try#dc13be39fae8d4c607889b27de374b52586485a3:/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 +dc13be39fae8d4c607889b27de374b52586485a3-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 09 08:23:43.649 INFO blam! f3ad43ea8f58dbb9b1b86fb63319460122f224b16e980f789d56fe4cd337e62d
Nov 09 08:23:43.651 INFO running `"docker" "start" "-a" "f3ad43ea8f58dbb9b1b86fb63319460122f224b16e980f789d56fe4cd337e62d"`
Nov 09 08:23:45.578 INFO kablam! usermod: no changes
Nov 09 08:23:45.874 INFO kablam!    Compiling rustc-serialize v0.3.22
Nov 09 08:23:45.875 INFO kablam!    Compiling libc v0.2.18
Nov 09 08:23:45.896 INFO kablam!     Checking serde v0.8.21
Nov 09 08:23:45.901 INFO kablam!    Compiling syn v0.10.5
Nov 09 08:23:45.903 INFO kablam!     Checking net2 v0.2.26
Nov 09 08:23:45.904 INFO kablam!     Checking nix v0.5.1
Nov 09 08:23:45.904 INFO kablam!     Checking clap v2.19.2
Nov 09 08:23:45.905 INFO kablam!    Compiling term v0.4.4
Nov 09 08:23:49.324 INFO kablam!     Checking miow v0.1.5
Nov 09 08:23:59.587 INFO kablam!     Checking mio v0.5.1
Nov 09 08:24:05.217 INFO kablam!    Compiling serde_codegen_internals v0.11.3
Nov 09 08:24:05.967 INFO kablam!     Checking ws v0.5.3
Nov 09 08:24:11.567 INFO kablam!     Checking serde_json v0.8.4
Nov 09 08:24:12.875 INFO kablam!    Compiling syntex_pos v0.52.0
Nov 09 08:24:14.482 INFO kablam!    Compiling syntex_errors v0.52.0
Nov 09 08:24:18.404 INFO kablam!    Compiling syntex_syntax v0.52.0
Nov 09 08:25:04.735 INFO kablam!    Compiling syntex v0.52.0
Nov 09 08:25:06.271 INFO kablam!    Compiling serde_codegen v0.8.21
Nov 09 08:25:13.007 INFO kablam!    Compiling libunicorn v0.0.1 (/source)
Nov 09 08:25:18.255 INFO kablam! warning: variable does not need to be mutable
Nov 09 08:25:18.255 INFO kablam!   --> src/router.rs:80:21
Nov 09 08:25:18.255 INFO kablam!    |
Nov 09 08:25:18.255 INFO kablam! 80 |         if let Some(mut t) = self.topics.get_mut(topic_id) {
Nov 09 08:25:18.255 INFO kablam!    |                     ----^
Nov 09 08:25:18.255 INFO kablam!    |                     |
Nov 09 08:25:18.255 INFO kablam!    |                     help: remove this `mut`
Nov 09 08:25:18.255 INFO kablam!    |
Nov 09 08:25:18.255 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 09 08:25:18.255 INFO kablam! 
Nov 09 08:25:18.575 INFO kablam! warning: variable does not need to be mutable
Nov 09 08:25:18.575 INFO kablam!   --> src/router.rs:80:21
Nov 09 08:25:18.575 INFO kablam!    |
Nov 09 08:25:18.575 INFO kablam! 80 |         if let Some(mut t) = self.topics.get_mut(topic_id) {
Nov 09 08:25:18.575 INFO kablam!    |                     ----^
Nov 09 08:25:18.575 INFO kablam!    |                     |
Nov 09 08:25:18.575 INFO kablam!    |                     help: remove this `mut`
Nov 09 08:25:18.575 INFO kablam!    |
Nov 09 08:25:18.575 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 09 08:25:18.575 INFO kablam! 
Nov 09 08:25:20.155 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1m 34s
Nov 09 08:25:20.179 INFO kablam! su: No module specific data is present
Nov 09 08:25:20.980 INFO running `"docker" "rm" "-f" "f3ad43ea8f58dbb9b1b86fb63319460122f224b16e980f789d56fe4cd337e62d"`
Nov 09 08:25:21.223 INFO blam! f3ad43ea8f58dbb9b1b86fb63319460122f224b16e980f789d56fe4cd337e62d