Nov 04 02:18:13.334 INFO checking muktakosh/unicorn against try#e740b9aa0b624fa39feb39613e76d15bdf57e594 for pr-55655
Nov 04 02:18:13.336 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-4/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55655/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/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 +e740b9aa0b624fa39feb39613e76d15bdf57e594-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 04 02:18:13.799 INFO blam! 4e919329b30f0f4b393cb65a14437b3948096342eba71f11865074e04bcb8008
Nov 04 02:18:13.815 INFO running `"docker" "start" "-a" "4e919329b30f0f4b393cb65a14437b3948096342eba71f11865074e04bcb8008"`
Nov 04 02:18:15.264 INFO kablam! usermod: no changes
Nov 04 02:18:15.475 INFO kablam!    Compiling rustc-serialize v0.3.22
Nov 04 02:18:15.475 INFO kablam!    Compiling libc v0.2.18
Nov 04 02:18:15.495 INFO kablam!    Compiling quote v0.3.10
Nov 04 02:18:15.503 INFO kablam!     Checking strsim v0.5.2
Nov 04 02:18:15.503 INFO kablam!     Checking unicode-segmentation v0.1.3
Nov 04 02:18:15.503 INFO kablam!     Checking serde v0.8.21
Nov 04 02:18:15.503 INFO kablam!     Checking net2 v0.2.26
Nov 04 02:18:15.503 INFO kablam!     Checking term_size v0.2.1
Nov 04 02:18:16.603 INFO kablam!     Checking nix v0.5.1
Nov 04 02:18:17.212 INFO kablam!    Compiling term v0.4.4
Nov 04 02:18:19.007 INFO kablam!     Checking time v0.1.35
Nov 04 02:18:19.255 INFO kablam!     Checking clap v2.19.2
Nov 04 02:18:21.864 INFO kablam!     Checking miow v0.1.5
Nov 04 02:18:22.711 INFO kablam!    Compiling syn v0.10.5
Nov 04 02:18:35.807 INFO kablam!     Checking mio v0.5.1
Nov 04 02:18:36.347 INFO kablam!    Compiling serde_codegen_internals v0.11.3
Nov 04 02:18:38.967 INFO kablam!     Checking ws v0.5.3
Nov 04 02:18:41.195 INFO kablam!    Compiling syntex_pos v0.52.0
Nov 04 02:18:41.991 INFO kablam!     Checking serde_json v0.8.4
Nov 04 02:18:43.655 INFO kablam!    Compiling syntex_errors v0.52.0
Nov 04 02:18:49.059 INFO kablam!    Compiling syntex_syntax v0.52.0
Nov 04 02:19:33.995 INFO kablam!    Compiling syntex v0.52.0
Nov 04 02:19:35.639 INFO kablam!    Compiling serde_codegen v0.8.21
Nov 04 02:19:42.153 INFO kablam!    Compiling libunicorn v0.0.1 (/source)
Nov 04 02:19:47.515 INFO kablam! warning: variable does not need to be mutable
Nov 04 02:19:47.516 INFO kablam!   --> src/router.rs:80:21
Nov 04 02:19:47.523 INFO kablam!    |
Nov 04 02:19:47.523 INFO kablam! 80 |         if let Some(mut t) = self.topics.get_mut(topic_id) {
Nov 04 02:19:47.523 INFO kablam!    |                     ----^
Nov 04 02:19:47.523 INFO kablam!    |                     |
Nov 04 02:19:47.523 INFO kablam!    |                     help: remove this `mut`
Nov 04 02:19:47.523 INFO kablam!    |
Nov 04 02:19:47.523 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 04 02:19:47.523 INFO kablam! 
Nov 04 02:19:47.703 INFO kablam! warning: variable does not need to be mutable
Nov 04 02:19:47.703 INFO kablam!   --> src/router.rs:80:21
Nov 04 02:19:47.704 INFO kablam!    |
Nov 04 02:19:47.704 INFO kablam! 80 |         if let Some(mut t) = self.topics.get_mut(topic_id) {
Nov 04 02:19:47.705 INFO kablam!    |                     ----^
Nov 04 02:19:47.705 INFO kablam!    |                     |
Nov 04 02:19:47.706 INFO kablam!    |                     help: remove this `mut`
Nov 04 02:19:47.706 INFO kablam!    |
Nov 04 02:19:47.706 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 04 02:19:47.707 INFO kablam! 
Nov 04 02:19:49.669 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1m 34s
Nov 04 02:19:49.691 INFO kablam! su: No module specific data is present
Nov 04 02:19:50.775 INFO running `"docker" "rm" "-f" "4e919329b30f0f4b393cb65a14437b3948096342eba71f11865074e04bcb8008"`
Nov 04 02:19:51.119 INFO blam! 4e919329b30f0f4b393cb65a14437b3948096342eba71f11865074e04bcb8008