Nov 29 21:48:21.142 INFO checking muktakosh/unicorn against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 29 21:48:21.142 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-2/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 29 21:48:21.570 INFO [stdout] 708c8ac9a2458bafbb8941a0cae61ab81049fdadc9f8debcc8b3485976d34404
Nov 29 21:48:21.572 INFO running `"docker" "start" "-a" "708c8ac9a2458bafbb8941a0cae61ab81049fdadc9f8debcc8b3485976d34404"`
Nov 29 21:48:22.756 INFO [stderr] usermod: no changes
Nov 29 21:48:22.988 INFO [stderr]    Compiling rustc-serialize v0.3.22
Nov 29 21:48:22.990 INFO [stderr]    Compiling syn v0.10.5
Nov 29 21:48:22.990 INFO [stderr]     Checking net2 v0.2.26
Nov 29 21:48:22.990 INFO [stderr]     Checking nix v0.5.1
Nov 29 21:48:22.990 INFO [stderr]     Checking clap v2.19.2
Nov 29 21:48:22.990 INFO [stderr]    Compiling term v0.4.4
Nov 29 21:48:25.872 INFO [stderr]     Checking miow v0.1.5
Nov 29 21:48:38.442 INFO [stderr]     Checking mio v0.5.1
Nov 29 21:48:42.061 INFO [stderr]    Compiling serde_codegen_internals v0.11.3
Nov 29 21:48:44.303 INFO [stderr]     Checking ws v0.5.3
Nov 29 21:48:49.778 INFO [stderr]    Compiling syntex_pos v0.52.0
Nov 29 21:48:51.568 INFO [stderr]    Compiling syntex_errors v0.52.0
Nov 29 21:48:55.292 INFO [stderr]    Compiling syntex_syntax v0.52.0
Nov 29 21:49:40.442 INFO [stderr]    Compiling syntex v0.52.0
Nov 29 21:49:41.876 INFO [stderr]    Compiling serde_codegen v0.8.21
Nov 29 21:49:48.856 INFO [stderr]    Compiling libunicorn v0.0.1 (/source)
Nov 29 21:49:54.756 INFO [stderr] warning: variable does not need to be mutable
Nov 29 21:49:54.756 INFO [stderr]   --> src/router.rs:80:21
Nov 29 21:49:54.756 INFO [stderr]    |
Nov 29 21:49:54.756 INFO [stderr] 80 |         if let Some(mut t) = self.topics.get_mut(topic_id) {
Nov 29 21:49:54.756 INFO [stderr]    |                     ----^
Nov 29 21:49:54.756 INFO [stderr]    |                     |
Nov 29 21:49:54.756 INFO [stderr]    |                     help: remove this `mut`
Nov 29 21:49:54.756 INFO [stderr]    |
Nov 29 21:49:54.756 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 21:49:54.756 INFO [stderr] 
Nov 29 21:49:55.016 INFO [stderr] warning: variable does not need to be mutable
Nov 29 21:49:55.016 INFO [stderr]   --> src/router.rs:80:21
Nov 29 21:49:55.016 INFO [stderr]    |
Nov 29 21:49:55.016 INFO [stderr] 80 |         if let Some(mut t) = self.topics.get_mut(topic_id) {
Nov 29 21:49:55.016 INFO [stderr]    |                     ----^
Nov 29 21:49:55.016 INFO [stderr]    |                     |
Nov 29 21:49:55.016 INFO [stderr]    |                     help: remove this `mut`
Nov 29 21:49:55.016 INFO [stderr]    |
Nov 29 21:49:55.016 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 21:49:55.016 INFO [stderr] 
Nov 29 21:49:57.232 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 34s
Nov 29 21:49:57.252 INFO [stderr] su: No module specific data is present
Nov 29 21:49:58.402 INFO running `"docker" "inspect" "708c8ac9a2458bafbb8941a0cae61ab81049fdadc9f8debcc8b3485976d34404"`
Nov 29 21:49:58.824 INFO running `"docker" "rm" "-f" "708c8ac9a2458bafbb8941a0cae61ab81049fdadc9f8debcc8b3485976d34404"`
Nov 29 21:49:59.144 INFO [stdout] 708c8ac9a2458bafbb8941a0cae61ab81049fdadc9f8debcc8b3485976d34404