Nov 29 23:50:24.593 INFO checking kotokz/tc_tool against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 29 23:50:24.594 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-1/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 23:50:25.124 INFO [stdout] 455ef5b2a85b8b170021f001b894b7a36f2d87cc4fdba3da30fdd4f3e90f056c
Nov 29 23:50:25.126 INFO running `"docker" "start" "-a" "455ef5b2a85b8b170021f001b894b7a36f2d87cc4fdba3da30fdd4f3e90f056c"`
Nov 29 23:50:27.587 INFO [stderr] usermod: no changes
Nov 29 23:50:27.734 INFO [stderr]     Checking clap v2.20.5
Nov 29 23:50:33.196 INFO [stderr]     Checking tc_tool v0.1.0 (/source)
Nov 29 23:50:34.988 INFO [stderr] warning: variable does not need to be mutable
Nov 29 23:50:34.988 INFO [stderr]   --> src/logresult.rs:56:17
Nov 29 23:50:34.989 INFO [stderr]    |
Nov 29 23:50:34.989 INFO [stderr] 56 |             let mut result = self.0
Nov 29 23:50:34.989 INFO [stderr]    |                 ----^^^^^^
Nov 29 23:50:34.989 INFO [stderr]    |                 |
Nov 29 23:50:34.989 INFO [stderr]    |                 help: remove this `mut`
Nov 29 23:50:34.989 INFO [stderr]    |
Nov 29 23:50:34.989 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 23:50:34.989 INFO [stderr] 
Nov 29 23:50:34.995 INFO [stderr] warning: variable does not need to be mutable
Nov 29 23:50:34.995 INFO [stderr]    --> src/logresult.rs:131:13
Nov 29 23:50:34.995 INFO [stderr]     |
Nov 29 23:50:34.995 INFO [stderr] 131 |         let mut result = self.map
Nov 29 23:50:34.995 INFO [stderr]     |             ----^^^^^^
Nov 29 23:50:34.995 INFO [stderr]     |             |
Nov 29 23:50:34.995 INFO [stderr]     |             help: remove this `mut`
Nov 29 23:50:34.995 INFO [stderr] 
Nov 29 23:50:35.256 INFO [stderr] warning: variable does not need to be mutable
Nov 29 23:50:35.257 INFO [stderr]   --> src/logresult.rs:56:17
Nov 29 23:50:35.257 INFO [stderr]    |
Nov 29 23:50:35.257 INFO [stderr] 56 |             let mut result = self.0
Nov 29 23:50:35.257 INFO [stderr]    |                 ----^^^^^^
Nov 29 23:50:35.258 INFO [stderr]    |                 |
Nov 29 23:50:35.258 INFO [stderr]    |                 help: remove this `mut`
Nov 29 23:50:35.258 INFO [stderr]    |
Nov 29 23:50:35.258 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 23:50:35.258 INFO [stderr] 
Nov 29 23:50:35.259 INFO [stderr] warning: variable does not need to be mutable
Nov 29 23:50:35.259 INFO [stderr]    --> src/logresult.rs:131:13
Nov 29 23:50:35.259 INFO [stderr]     |
Nov 29 23:50:35.259 INFO [stderr] 131 |         let mut result = self.map
Nov 29 23:50:35.259 INFO [stderr]     |             ----^^^^^^
Nov 29 23:50:35.260 INFO [stderr]     |             |
Nov 29 23:50:35.260 INFO [stderr]     |             help: remove this `mut`
Nov 29 23:50:35.260 INFO [stderr] 
Nov 29 23:50:35.357 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.74s
Nov 29 23:50:35.362 INFO [stderr] su: No module specific data is present
Nov 29 23:50:37.109 INFO running `"docker" "inspect" "455ef5b2a85b8b170021f001b894b7a36f2d87cc4fdba3da30fdd4f3e90f056c"`
Nov 29 23:50:37.430 INFO running `"docker" "rm" "-f" "455ef5b2a85b8b170021f001b894b7a36f2d87cc4fdba3da30fdd4f3e90f056c"`
Nov 29 23:50:37.836 INFO [stdout] 455ef5b2a85b8b170021f001b894b7a36f2d87cc4fdba3da30fdd4f3e90f056c