Dec 19 20:27:37.606 INFO checking annaholmes/webserver2 against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 20:27:37.606 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/annaholmes/webserver2:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 20:27:37.907 INFO [stdout] ba3e38029ed227532a2780d53be0cd6fbfe8454da0a48d4278aa81abab19b359
Dec 19 20:27:37.907 INFO running `"docker" "start" "-a" "ba3e38029ed227532a2780d53be0cd6fbfe8454da0a48d4278aa81abab19b359"`
Dec 19 20:27:38.625 INFO [stderr]     Checking webserver2 v0.1.0 (/opt/crater/workdir)
Dec 19 20:27:38.890 INFO [stderr] warning: unused variable: `total_reqs`
Dec 19 20:27:38.890 INFO [stderr]   --> src/main.rs:33:17
Dec 19 20:27:38.890 INFO [stderr]    |
Dec 19 20:27:38.890 INFO [stderr] 33 |             let total_reqs = total_reqs.lock().unwrap();
Dec 19 20:27:38.890 INFO [stderr]    |                 ^^^^^^^^^^ help: consider using `_total_reqs` instead
Dec 19 20:27:38.890 INFO [stderr]    |
Dec 19 20:27:38.890 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 20:27:38.890 INFO [stderr] 
Dec 19 20:27:38.890 INFO [stderr] warning: unused variable: `valid_reqs`
Dec 19 20:27:38.890 INFO [stderr]   --> src/main.rs:37:17
Dec 19 20:27:38.890 INFO [stderr]    |
Dec 19 20:27:38.890 INFO [stderr] 37 |             let valid_reqs = valid_reqs.lock().unwrap();
Dec 19 20:27:38.890 INFO [stderr]    |                 ^^^^^^^^^^ help: consider using `_valid_reqs` instead
Dec 19 20:27:38.890 INFO [stderr] 
Dec 19 20:27:38.890 INFO [stderr] warning: unused variable: `valid_reqs`
Dec 19 20:27:38.890 INFO [stderr]   --> src/main.rs:43:70
Dec 19 20:27:38.890 INFO [stderr]    |
Dec 19 20:27:38.890 INFO [stderr] 43 | fn handle_client(mut stream: TcpStream, total_reqs: Arc<Mutex<u64>>, valid_reqs: Arc<Mutex<u64>>) {
Dec 19 20:27:38.890 INFO [stderr]    |                                                                      ^^^^^^^^^^ help: consider using `_valid_reqs` instead
Dec 19 20:27:38.890 INFO [stderr] 
Dec 19 20:27:38.900 INFO [stderr] warning: variable does not need to be mutable
Dec 19 20:27:38.900 INFO [stderr]    --> src/main.rs:101:16
Dec 19 20:27:38.900 INFO [stderr]     |
Dec 19 20:27:38.900 INFO [stderr] 101 | fn handle_file(mut thisStream: Arc<Mutex<TcpStream>>, file: &str, address : &std::net::SocketAddr) {
Dec 19 20:27:38.900 INFO [stderr]     |                ----^^^^^^^^^^
Dec 19 20:27:38.900 INFO [stderr]     |                |
Dec 19 20:27:38.900 INFO [stderr]     |                help: remove this `mut`
Dec 19 20:27:38.900 INFO [stderr]     |
Dec 19 20:27:38.900 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 20:27:38.900 INFO [stderr] 
Dec 19 20:27:38.904 INFO [stderr] warning: variable `multFiles` should have a snake case name such as `mult_files`
Dec 19 20:27:38.904 INFO [stderr]   --> src/main.rs:72:17
Dec 19 20:27:38.904 INFO [stderr]    |
Dec 19 20:27:38.904 INFO [stderr] 72 |             let mut multFiles = words[1].split("/").collect::<Vec<&str>>();
Dec 19 20:27:38.904 INFO [stderr]    |                 ^^^^^^^^^^^^^
Dec 19 20:27:38.904 INFO [stderr]    |
Dec 19 20:27:38.904 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 19 20:27:38.904 INFO [stderr] 
Dec 19 20:27:38.904 INFO [stderr] warning: variable `thisStream` should have a snake case name such as `this_stream`
Dec 19 20:27:38.904 INFO [stderr]   --> src/main.rs:79:17
Dec 19 20:27:38.904 INFO [stderr]    |
Dec 19 20:27:38.904 INFO [stderr] 79 |             let thisStream = Arc::new(Mutex::new(stream));
Dec 19 20:27:38.904 INFO [stderr]    |                 ^^^^^^^^^^
Dec 19 20:27:38.904 INFO [stderr] 
Dec 19 20:27:38.904 INFO [stderr] warning: variable `thisStream` should have a snake case name such as `this_stream`
Dec 19 20:27:38.904 INFO [stderr]   --> src/main.rs:82:21
Dec 19 20:27:38.904 INFO [stderr]    |
Dec 19 20:27:38.904 INFO [stderr] 82 |                 let thisStream = thisStream.clone();
Dec 19 20:27:38.904 INFO [stderr]    |                     ^^^^^^^^^^
Dec 19 20:27:38.904 INFO [stderr] 
Dec 19 20:27:38.905 INFO [stderr] warning: variable `thisStream` should have a snake case name such as `this_stream`
Dec 19 20:27:38.905 INFO [stderr]    --> src/main.rs:101:16
Dec 19 20:27:38.905 INFO [stderr]     |
Dec 19 20:27:38.905 INFO [stderr] 101 | fn handle_file(mut thisStream: Arc<Mutex<TcpStream>>, file: &str, address : &std::net::SocketAddr) {
Dec 19 20:27:38.905 INFO [stderr]     |                ^^^^^^^^^^^^^^
Dec 19 20:27:38.905 INFO [stderr] 
Dec 19 20:27:38.905 INFO [stderr] warning: variable `thisStream` should have a snake case name such as `this_stream`
Dec 19 20:27:38.905 INFO [stderr]    --> src/main.rs:106:13
Dec 19 20:27:38.905 INFO [stderr]     |
Dec 19 20:27:38.905 INFO [stderr] 106 |         let mut thisStream = thisStream.lock().unwrap();
Dec 19 20:27:38.905 INFO [stderr]     |             ^^^^^^^^^^^^^^
Dec 19 20:27:38.905 INFO [stderr] 
Dec 19 20:27:38.905 INFO [stderr] warning: variable `thisStream` should have a snake case name such as `this_stream`
Dec 19 20:27:38.905 INFO [stderr]    --> src/main.rs:127:21
Dec 19 20:27:38.905 INFO [stderr]     |
Dec 19 20:27:38.905 INFO [stderr] 127 |                 let mut thisStream = thisStream.lock().unwrap();
Dec 19 20:27:38.905 INFO [stderr]     |                     ^^^^^^^^^^^^^^
Dec 19 20:27:38.905 INFO [stderr] 
Dec 19 20:27:38.905 INFO [stderr] warning: variable `thisStream` should have a snake case name such as `this_stream`
Dec 19 20:27:38.905 INFO [stderr]    --> src/main.rs:138:21
Dec 19 20:27:38.905 INFO [stderr]     |
Dec 19 20:27:38.905 INFO [stderr] 138 |                 let mut thisStream = thisStream.lock().unwrap();
Dec 19 20:27:38.905 INFO [stderr]     |                     ^^^^^^^^^^^^^^
Dec 19 20:27:38.905 INFO [stderr] 
Dec 19 20:27:38.918 INFO [stderr] warning: unused variable: `total_reqs`
Dec 19 20:27:38.918 INFO [stderr]   --> src/main.rs:33:17
Dec 19 20:27:38.918 INFO [stderr]    |
Dec 19 20:27:38.918 INFO [stderr] 33 |             let total_reqs = total_reqs.lock().unwrap();
Dec 19 20:27:38.918 INFO [stderr]    |                 ^^^^^^^^^^ help: consider using `_total_reqs` instead
Dec 19 20:27:38.918 INFO [stderr]    |
Dec 19 20:27:38.918 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 20:27:38.918 INFO [stderr] 
Dec 19 20:27:38.918 INFO [stderr] warning: unused variable: `valid_reqs`
Dec 19 20:27:38.918 INFO [stderr]   --> src/main.rs:37:17
Dec 19 20:27:38.918 INFO [stderr]    |
Dec 19 20:27:38.918 INFO [stderr] 37 |             let valid_reqs = valid_reqs.lock().unwrap();
Dec 19 20:27:38.918 INFO [stderr]    |                 ^^^^^^^^^^ help: consider using `_valid_reqs` instead
Dec 19 20:27:38.918 INFO [stderr] 
Dec 19 20:27:38.918 INFO [stderr] warning: unused variable: `valid_reqs`
Dec 19 20:27:38.918 INFO [stderr]   --> src/main.rs:43:70
Dec 19 20:27:38.918 INFO [stderr]    |
Dec 19 20:27:38.918 INFO [stderr] 43 | fn handle_client(mut stream: TcpStream, total_reqs: Arc<Mutex<u64>>, valid_reqs: Arc<Mutex<u64>>) {
Dec 19 20:27:38.918 INFO [stderr]    |                                                                      ^^^^^^^^^^ help: consider using `_valid_reqs` instead
Dec 19 20:27:38.918 INFO [stderr] 
Dec 19 20:27:38.933 INFO [stderr] warning: variable does not need to be mutable
Dec 19 20:27:38.933 INFO [stderr]    --> src/main.rs:101:16
Dec 19 20:27:38.933 INFO [stderr]     |
Dec 19 20:27:38.933 INFO [stderr] 101 | fn handle_file(mut thisStream: Arc<Mutex<TcpStream>>, file: &str, address : &std::net::SocketAddr) {
Dec 19 20:27:38.933 INFO [stderr]     |                ----^^^^^^^^^^
Dec 19 20:27:38.933 INFO [stderr]     |                |
Dec 19 20:27:38.933 INFO [stderr]     |                help: remove this `mut`
Dec 19 20:27:38.934 INFO [stderr]     |
Dec 19 20:27:38.934 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 20:27:38.934 INFO [stderr] 
Dec 19 20:27:38.934 INFO [stderr] warning: variable `multFiles` should have a snake case name such as `mult_files`
Dec 19 20:27:38.934 INFO [stderr]   --> src/main.rs:72:17
Dec 19 20:27:38.934 INFO [stderr]    |
Dec 19 20:27:38.934 INFO [stderr] 72 |             let mut multFiles = words[1].split("/").collect::<Vec<&str>>();
Dec 19 20:27:38.934 INFO [stderr]    |                 ^^^^^^^^^^^^^
Dec 19 20:27:38.934 INFO [stderr]    |
Dec 19 20:27:38.934 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 19 20:27:38.934 INFO [stderr] 
Dec 19 20:27:38.934 INFO [stderr] warning: variable `thisStream` should have a snake case name such as `this_stream`
Dec 19 20:27:38.934 INFO [stderr]   --> src/main.rs:79:17
Dec 19 20:27:38.934 INFO [stderr]    |
Dec 19 20:27:38.934 INFO [stderr] 79 |             let thisStream = Arc::new(Mutex::new(stream));
Dec 19 20:27:38.934 INFO [stderr]    |                 ^^^^^^^^^^
Dec 19 20:27:38.934 INFO [stderr] 
Dec 19 20:27:38.934 INFO [stderr] warning: variable `thisStream` should have a snake case name such as `this_stream`
Dec 19 20:27:38.934 INFO [stderr]   --> src/main.rs:82:21
Dec 19 20:27:38.934 INFO [stderr]    |
Dec 19 20:27:38.934 INFO [stderr] 82 |                 let thisStream = thisStream.clone();
Dec 19 20:27:38.934 INFO [stderr]    |                     ^^^^^^^^^^
Dec 19 20:27:38.934 INFO [stderr] 
Dec 19 20:27:38.934 INFO [stderr] warning: variable `thisStream` should have a snake case name such as `this_stream`
Dec 19 20:27:38.934 INFO [stderr]    --> src/main.rs:101:16
Dec 19 20:27:38.934 INFO [stderr]     |
Dec 19 20:27:38.934 INFO [stderr] 101 | fn handle_file(mut thisStream: Arc<Mutex<TcpStream>>, file: &str, address : &std::net::SocketAddr) {
Dec 19 20:27:38.934 INFO [stderr]     |                ^^^^^^^^^^^^^^
Dec 19 20:27:38.934 INFO [stderr] 
Dec 19 20:27:38.934 INFO [stderr] warning: variable `thisStream` should have a snake case name such as `this_stream`
Dec 19 20:27:38.934 INFO [stderr]    --> src/main.rs:106:13
Dec 19 20:27:38.934 INFO [stderr]     |
Dec 19 20:27:38.934 INFO [stderr] 106 |         let mut thisStream = thisStream.lock().unwrap();
Dec 19 20:27:38.934 INFO [stderr]     |             ^^^^^^^^^^^^^^
Dec 19 20:27:38.934 INFO [stderr] 
Dec 19 20:27:38.934 INFO [stderr] warning: variable `thisStream` should have a snake case name such as `this_stream`
Dec 19 20:27:38.934 INFO [stderr]    --> src/main.rs:127:21
Dec 19 20:27:38.934 INFO [stderr]     |
Dec 19 20:27:38.934 INFO [stderr] 127 |                 let mut thisStream = thisStream.lock().unwrap();
Dec 19 20:27:38.934 INFO [stderr]     |                     ^^^^^^^^^^^^^^
Dec 19 20:27:38.934 INFO [stderr] 
Dec 19 20:27:38.934 INFO [stderr] warning: variable `thisStream` should have a snake case name such as `this_stream`
Dec 19 20:27:38.934 INFO [stderr]    --> src/main.rs:138:21
Dec 19 20:27:38.934 INFO [stderr]     |
Dec 19 20:27:38.934 INFO [stderr] 138 |                 let mut thisStream = thisStream.lock().unwrap();
Dec 19 20:27:38.934 INFO [stderr]     |                     ^^^^^^^^^^^^^^
Dec 19 20:27:38.934 INFO [stderr] 
Dec 19 20:27:38.946 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
Dec 19 20:27:39.286 INFO running `"docker" "inspect" "ba3e38029ed227532a2780d53be0cd6fbfe8454da0a48d4278aa81abab19b359"`
Dec 19 20:27:39.456 INFO running `"docker" "rm" "-f" "ba3e38029ed227532a2780d53be0cd6fbfe8454da0a48d4278aa81abab19b359"`
Dec 19 20:27:39.591 INFO [stdout] ba3e38029ed227532a2780d53be0cd6fbfe8454da0a48d4278aa81abab19b359