[INFO] updating cached repository Banyango/rust-simplehttp
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Banyango/rust-simplehttp
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Banyango/rust-simplehttp" "work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/Banyango/rust-simplehttp"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/Banyango/rust-simplehttp'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Banyango/rust-simplehttp" "work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/Banyango/rust-simplehttp"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/Banyango/rust-simplehttp'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d19d9fa01ee39222fa382f853e38e2d74d7a7eae
[INFO] sha for GitHub repo Banyango/rust-simplehttp: d19d9fa01ee39222fa382f853e38e2d74d7a7eae
[INFO] validating manifest of Banyango/rust-simplehttp on toolchain master#a850a426491e14186af2250549bf41256b5938d2
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Banyango/rust-simplehttp on toolchain try#06a150c7d11500b41499224f165e9de1de096768
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Banyango/rust-simplehttp
[INFO] finished frobbing Banyango/rust-simplehttp
[INFO] frobbed toml for Banyango/rust-simplehttp written to work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/Banyango/rust-simplehttp/Cargo.toml
[INFO] started frobbing Banyango/rust-simplehttp
[INFO] finished frobbing Banyango/rust-simplehttp
[INFO] frobbed toml for Banyango/rust-simplehttp written to work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/Banyango/rust-simplehttp/Cargo.toml
[INFO] crate Banyango/rust-simplehttp already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Banyango/rust-simplehttp against master#a850a426491e14186af2250549bf41256b5938d2 for pr-60162
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60162/worker-2/master#a850a426491e14186af2250549bf41256b5938d2:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/Banyango/rust-simplehttp:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+a850a426491e14186af2250549bf41256b5938d2-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 309c020374730edeae4c5479fdcf7bfd80d8e9ee236345e5e9a4911269fe937e
[INFO] running `"docker" "start" "-a" "309c020374730edeae4c5479fdcf7bfd80d8e9ee236345e5e9a4911269fe937e"`
[INFO] [stderr]    Compiling memchr v2.1.3
[INFO] [stderr]     Checking atomic-option v0.1.2
[INFO] [stderr]     Checking tokio-tls v0.2.1
[INFO] [stderr]     Checking bus v2.0.1
[INFO] [stderr]     Checking websocket v0.22.2
[INFO] [stderr]     Checking nom v4.2.0
[INFO] [stderr]     Checking rust-simplehttp v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Client`
[INFO] [stderr]  --> src/watcher.rs:6:31
[INFO] [stderr]   |
[INFO] [stderr] 6 | use websocket::sync::{Server, Client};
[INFO] [stderr]   |                               ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Client`
[INFO] [stderr]  --> src/watcher.rs:6:31
[INFO] [stderr]   |
[INFO] [stderr] 6 | use websocket::sync::{Server, Client};
[INFO] [stderr]   |                               ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `hot_reload` is assigned to, but never used
[INFO] [stderr]   --> src/main.rs:77:13
[INFO] [stderr]    |
[INFO] [stderr] 77 |     let mut hot_reload = None;
[INFO] [stderr]    |             ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr]    = note: consider using `_hot_reload` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `hot_reload` is never read
[INFO] [stderr]   --> src/main.rs:79:9
[INFO] [stderr]    |
[INFO] [stderr] 79 |         hot_reload = Some(FileWatcher::new());
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]   --> src/watcher.rs:36:24
[INFO] [stderr]    |
[INFO] [stderr] 36 |                     Ok(event) => {                        
[INFO] [stderr]    |                        ^^^^^ help: consider prefixing with an underscore: `_event`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/watcher.rs:71:37
[INFO] [stderr]    |
[INFO] [stderr] 71 |                                 Err(e)=> { return; }
[INFO] [stderr]    |                                     ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/watcher.rs:24:13
[INFO] [stderr]    |
[INFO] [stderr] 24 |         let mut bus = Arc::new(Mutex::new(Bus::new(10)));
[INFO] [stderr]    |             ----^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `id`
[INFO] [stderr]   --> src/threads.rs:69:5
[INFO] [stderr]    |
[INFO] [stderr] 69 |     id:usize,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `None`
[INFO] [stderr]   --> src/watcher.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     None,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `watcher`
[INFO] [stderr]   --> src/watcher.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     watcher:RecommendedWatcher,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `file_thread`
[INFO] [stderr]   --> src/watcher.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     file_thread:Option<std::thread::JoinHandle<()>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `client_thread`
[INFO] [stderr]   --> src/watcher.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     client_thread:Option<std::thread::JoinHandle<()>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `ServerConfig` should have an upper case name
[INFO] [stderr]   --> src/main.rs:26:16
[INFO] [stderr]    |
[INFO] [stderr] 26 |     static ref ServerConfig: Mutex<Config> = Mutex::new(Config{port:"".to_string(), verbose:false, hotreload:false});
[INFO] [stderr]    |                ^^^^^^^^^^^^ help: convert the identifier to upper case: `SERVER_CONFIG`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_upper_case_globals)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `hot_reload` is assigned to, but never used
[INFO] [stderr]   --> src/main.rs:77:13
[INFO] [stderr]    |
[INFO] [stderr] 77 |     let mut hot_reload = None;
[INFO] [stderr]    |             ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr]    = note: consider using `_hot_reload` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `hot_reload` is never read
[INFO] [stderr]   --> src/main.rs:79:9
[INFO] [stderr]    |
[INFO] [stderr] 79 |         hot_reload = Some(FileWatcher::new());
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]   --> src/watcher.rs:36:24
[INFO] [stderr]    |
[INFO] [stderr] 36 |                     Ok(event) => {                        
[INFO] [stderr]    |                        ^^^^^ help: consider prefixing with an underscore: `_event`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/watcher.rs:71:37
[INFO] [stderr]    |
[INFO] [stderr] 71 |                                 Err(e)=> { return; }
[INFO] [stderr]    |                                     ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/watcher.rs:24:13
[INFO] [stderr]    |
[INFO] [stderr] 24 |         let mut bus = Arc::new(Mutex::new(Bus::new(10)));
[INFO] [stderr]    |             ----^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `id`
[INFO] [stderr]   --> src/threads.rs:69:5
[INFO] [stderr]    |
[INFO] [stderr] 69 |     id:usize,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `None`
[INFO] [stderr]   --> src/watcher.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     None,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `watcher`
[INFO] [stderr]   --> src/watcher.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     watcher:RecommendedWatcher,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `file_thread`
[INFO] [stderr]   --> src/watcher.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     file_thread:Option<std::thread::JoinHandle<()>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `client_thread`
[INFO] [stderr]   --> src/watcher.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     client_thread:Option<std::thread::JoinHandle<()>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `ServerConfig` should have an upper case name
[INFO] [stderr]   --> src/main.rs:26:16
[INFO] [stderr]    |
[INFO] [stderr] 26 |     static ref ServerConfig: Mutex<Config> = Mutex::new(Config{port:"".to_string(), verbose:false, hotreload:false});
[INFO] [stderr]    |                ^^^^^^^^^^^^ help: convert the identifier to upper case: `SERVER_CONFIG`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_upper_case_globals)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.77s
[INFO] running `"docker" "inspect" "309c020374730edeae4c5479fdcf7bfd80d8e9ee236345e5e9a4911269fe937e"`
[INFO] running `"docker" "rm" "-f" "309c020374730edeae4c5479fdcf7bfd80d8e9ee236345e5e9a4911269fe937e"`
[INFO] [stdout] 309c020374730edeae4c5479fdcf7bfd80d8e9ee236345e5e9a4911269fe937e