Dec 17 11:30:35.857 INFO checking yasushisakai/http_server against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 11:30:35.857 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/yasushisakai/http_server:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 11:30:36.420 INFO [stdout] bd302d929497a378b6c1104c8f2dc800e4d762ac4176fe6de256a78228762732
Dec 17 11:30:36.422 INFO running `"docker" "start" "-a" "bd302d929497a378b6c1104c8f2dc800e4d762ac4176fe6de256a78228762732"`
Dec 17 11:30:39.295 INFO [stderr]    Compiling serde v1.0.71
Dec 17 11:30:39.295 INFO [stderr]     Checking itoa v0.4.2
Dec 17 11:30:39.320 INFO [stderr]    Compiling proc-macro2 v0.4.9
Dec 17 11:30:43.193 INFO [stderr]    Compiling quote v0.6.5
Dec 17 11:30:43.883 INFO [stderr]    Compiling syn v0.14.7
Dec 17 11:30:57.768 INFO [stderr]    Compiling serde_derive v1.0.71
Dec 17 11:31:03.944 INFO [stderr]     Checking serde_json v1.0.24
Dec 17 11:31:17.280 INFO [stderr]     Checking http_server v0.1.0 (/opt/crater/workdir)
Dec 17 11:31:18.292 INFO [stderr] warning: unused variable: `last_query`
Dec 17 11:31:18.292 INFO [stderr]   --> src/main.rs:35:13
Dec 17 11:31:18.292 INFO [stderr]    |
Dec 17 11:31:18.292 INFO [stderr] 35 |     let mut last_query = SystemTime::now();
Dec 17 11:31:18.292 INFO [stderr]    |             ^^^^^^^^^^ help: consider using `_last_query` instead
Dec 17 11:31:18.292 INFO [stderr]    |
Dec 17 11:31:18.292 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 11:31:18.292 INFO [stderr] 
Dec 17 11:31:18.304 INFO [stderr] warning: variable does not need to be mutable
Dec 17 11:31:18.304 INFO [stderr]   --> src/main.rs:35:9
Dec 17 11:31:18.304 INFO [stderr]    |
Dec 17 11:31:18.304 INFO [stderr] 35 |     let mut last_query = SystemTime::now();
Dec 17 11:31:18.304 INFO [stderr]    |         ----^^^^^^^^^^
Dec 17 11:31:18.304 INFO [stderr]    |         |
Dec 17 11:31:18.304 INFO [stderr]    |         help: remove this `mut`
Dec 17 11:31:18.308 INFO [stderr]    |
Dec 17 11:31:18.308 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 17 11:31:18.308 INFO [stderr] 
Dec 17 11:31:18.308 INFO [stderr] warning: variable does not need to be mutable
Dec 17 11:31:18.308 INFO [stderr]   --> src/main.rs:36:9
Dec 17 11:31:18.308 INFO [stderr]    |
Dec 17 11:31:18.308 INFO [stderr] 36 |     let mut view = Arc::new(Mutex::new(LaundryView::new().unwrap()));
Dec 17 11:31:18.308 INFO [stderr]    |         ----^^^^
Dec 17 11:31:18.308 INFO [stderr]    |         |
Dec 17 11:31:18.308 INFO [stderr]    |         help: remove this `mut`
Dec 17 11:31:18.308 INFO [stderr] 
Dec 17 11:31:18.308 INFO [stderr] warning: variable does not need to be mutable
Dec 17 11:31:18.308 INFO [stderr]   --> src/main.rs:37:9
Dec 17 11:31:18.308 INFO [stderr]    |
Dec 17 11:31:18.308 INFO [stderr] 37 |     let mut state = Arc::new(Mutex::new(State{last_query: None, laundry: None}));
Dec 17 11:31:18.308 INFO [stderr]    |         ----^^^^^
Dec 17 11:31:18.308 INFO [stderr]    |         |
Dec 17 11:31:18.308 INFO [stderr]    |         help: remove this `mut`
Dec 17 11:31:18.308 INFO [stderr] 
Dec 17 11:31:18.320 INFO [stderr] warning: unused variable: `last_query`
Dec 17 11:31:18.320 INFO [stderr]   --> src/main.rs:35:13
Dec 17 11:31:18.320 INFO [stderr]    |
Dec 17 11:31:18.320 INFO [stderr] 35 |     let mut last_query = SystemTime::now();
Dec 17 11:31:18.320 INFO [stderr]    |             ^^^^^^^^^^ help: consider using `_last_query` instead
Dec 17 11:31:18.320 INFO [stderr]    |
Dec 17 11:31:18.320 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 11:31:18.320 INFO [stderr] 
Dec 17 11:31:18.320 INFO [stderr] warning: variable does not need to be mutable
Dec 17 11:31:18.320 INFO [stderr]   --> src/main.rs:35:9
Dec 17 11:31:18.320 INFO [stderr]    |
Dec 17 11:31:18.320 INFO [stderr] 35 |     let mut last_query = SystemTime::now();
Dec 17 11:31:18.320 INFO [stderr]    |         ----^^^^^^^^^^
Dec 17 11:31:18.320 INFO [stderr]    |         |
Dec 17 11:31:18.320 INFO [stderr]    |         help: remove this `mut`
Dec 17 11:31:18.320 INFO [stderr]    |
Dec 17 11:31:18.320 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 17 11:31:18.320 INFO [stderr] 
Dec 17 11:31:18.320 INFO [stderr] warning: variable does not need to be mutable
Dec 17 11:31:18.320 INFO [stderr]   --> src/main.rs:36:9
Dec 17 11:31:18.320 INFO [stderr]    |
Dec 17 11:31:18.320 INFO [stderr] 36 |     let mut view = Arc::new(Mutex::new(LaundryView::new().unwrap()));
Dec 17 11:31:18.320 INFO [stderr]    |         ----^^^^
Dec 17 11:31:18.320 INFO [stderr]    |         |
Dec 17 11:31:18.320 INFO [stderr]    |         help: remove this `mut`
Dec 17 11:31:18.320 INFO [stderr] 
Dec 17 11:31:18.320 INFO [stderr] warning: variable does not need to be mutable
Dec 17 11:31:18.320 INFO [stderr]   --> src/main.rs:37:9
Dec 17 11:31:18.320 INFO [stderr]    |
Dec 17 11:31:18.320 INFO [stderr] 37 |     let mut state = Arc::new(Mutex::new(State{last_query: None, laundry: None}));
Dec 17 11:31:18.320 INFO [stderr]    |         ----^^^^^
Dec 17 11:31:18.320 INFO [stderr]    |         |
Dec 17 11:31:18.320 INFO [stderr]    |         help: remove this `mut`
Dec 17 11:31:18.320 INFO [stderr] 
Dec 17 11:31:18.396 INFO [stderr] warning: method is never used: `to_u8`
Dec 17 11:31:18.396 INFO [stderr]    --> src/laundry_view.rs:110:5
Dec 17 11:31:18.396 INFO [stderr]     |
Dec 17 11:31:18.396 INFO [stderr] 110 |     pub fn to_u8(&self)-> Result<Vec<u8>, &'static str>{
Dec 17 11:31:18.396 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:31:18.396 INFO [stderr]     |
Dec 17 11:31:18.396 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 17 11:31:18.396 INFO [stderr] 
Dec 17 11:31:18.432 INFO [stderr] warning: method is never used: `to_u8`
Dec 17 11:31:18.432 INFO [stderr]    --> src/laundry_view.rs:110:5
Dec 17 11:31:18.432 INFO [stderr]     |
Dec 17 11:31:18.432 INFO [stderr] 110 |     pub fn to_u8(&self)-> Result<Vec<u8>, &'static str>{
Dec 17 11:31:18.432 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 11:31:18.436 INFO [stderr]     |
Dec 17 11:31:18.436 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 17 11:31:18.436 INFO [stderr] 
Dec 17 11:31:18.492 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.28s
Dec 17 11:31:19.662 INFO running `"docker" "inspect" "bd302d929497a378b6c1104c8f2dc800e4d762ac4176fe6de256a78228762732"`
Dec 17 11:31:19.962 INFO running `"docker" "rm" "-f" "bd302d929497a378b6c1104c8f2dc800e4d762ac4176fe6de256a78228762732"`
Dec 17 11:31:20.316 INFO [stdout] bd302d929497a378b6c1104c8f2dc800e4d762ac4176fe6de256a78228762732