[INFO] updating cached repository abpostelnicu/RustApp
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/abpostelnicu/RustApp
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/abpostelnicu/RustApp" "work/ex/clippy-test-run/sources/stable/gh/abpostelnicu/RustApp"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/abpostelnicu/RustApp'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/abpostelnicu/RustApp" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/abpostelnicu/RustApp"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/abpostelnicu/RustApp'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 27e09b8eda04bea8b1378102665f6a44e2626ae9
[INFO] sha for GitHub repo abpostelnicu/RustApp: 27e09b8eda04bea8b1378102665f6a44e2626ae9
[INFO] validating manifest of abpostelnicu/RustApp on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of abpostelnicu/RustApp on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing abpostelnicu/RustApp
[INFO] finished frobbing abpostelnicu/RustApp
[INFO] frobbed toml for abpostelnicu/RustApp written to work/ex/clippy-test-run/sources/stable/gh/abpostelnicu/RustApp/Cargo.toml
[INFO] started frobbing abpostelnicu/RustApp
[INFO] finished frobbing abpostelnicu/RustApp
[INFO] frobbed toml for abpostelnicu/RustApp written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/abpostelnicu/RustApp/Cargo.toml
[INFO] crate abpostelnicu/RustApp has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting abpostelnicu/RustApp against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-0/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/abpostelnicu/RustApp:/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" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f694b158c2689b6b65f1c5f18967f1f7acde081edf62fb54ec4928d3cc7ae07c
[INFO] running `"docker" "start" "-a" "f694b158c2689b6b65f1c5f18967f1f7acde081edf62fb54ec4928d3cc7ae07c"`
[INFO] [stderr]     Checking test_rust_app v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/main.rs:25:59
[INFO] [stderr]    |
[INFO] [stderr] 25 |                         let vec: Vec<String> = data.split(" ").map(|s| s.to_string()).collect();
[INFO] [stderr]    |                                                           ^^^ help: try using a char instead: `' '`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/main.rs:26:25
[INFO] [stderr]    |
[INFO] [stderr] 26 | /                         match vec.get(0) {
[INFO] [stderr] 27 | |                             Some(action) => {
[INFO] [stderr] 28 | |                                 println!("Command received: {}", action);
[INFO] [stderr] 29 | |
[INFO] [stderr] ...  |
[INFO] [stderr] 63 | |                             }
[INFO] [stderr] 64 | |                         }
[INFO] [stderr]    | |_________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 26 |                         if let Some(action) = vec.get(0) {
[INFO] [stderr] 27 |     println!("Command received: {}", action);
[INFO] [stderr] 28 | 
[INFO] [stderr] 29 |     if action == "Get" {
[INFO] [stderr] 30 |         println!("Get Something");
[INFO] [stderr] 31 |         match self.messages.get(0) {
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/main.rs:50:37
[INFO] [stderr]    |
[INFO] [stderr] 50 | /                                     match str2put {
[INFO] [stderr] 51 | |                                         Some(str2put) => {
[INFO] [stderr] 52 | |                                             let put2vec = str2put.to_string();
[INFO] [stderr] 53 | |                                             println!("Put {}", put2vec);
[INFO] [stderr] ...  |
[INFO] [stderr] 58 | |                                         }
[INFO] [stderr] 59 | |                                     }
[INFO] [stderr]    | |_____________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 50 |                                     if let Some(str2put) = str2put {
[INFO] [stderr] 51 |     let put2vec = str2put.to_string();
[INFO] [stderr] 52 |     println!("Put {}", put2vec);
[INFO] [stderr] 53 |     self.messages.push_back(put2vec);
[INFO] [stderr] 54 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/main.rs:25:59
[INFO] [stderr]    |
[INFO] [stderr] 25 |                         let vec: Vec<String> = data.split(" ").map(|s| s.to_string()).collect();
[INFO] [stderr]    |                                                           ^^^ help: try using a char instead: `' '`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/main.rs:26:25
[INFO] [stderr]    |
[INFO] [stderr] 26 | /                         match vec.get(0) {
[INFO] [stderr] 27 | |                             Some(action) => {
[INFO] [stderr] 28 | |                                 println!("Command received: {}", action);
[INFO] [stderr] 29 | |
[INFO] [stderr] ...  |
[INFO] [stderr] 63 | |                             }
[INFO] [stderr] 64 | |                         }
[INFO] [stderr]    | |_________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 26 |                         if let Some(action) = vec.get(0) {
[INFO] [stderr] 27 |     println!("Command received: {}", action);
[INFO] [stderr] 28 | 
[INFO] [stderr] 29 |     if action == "Get" {
[INFO] [stderr] 30 |         println!("Get Something");
[INFO] [stderr] 31 |         match self.messages.get(0) {
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/main.rs:50:37
[INFO] [stderr]    |
[INFO] [stderr] 50 | /                                     match str2put {
[INFO] [stderr] 51 | |                                         Some(str2put) => {
[INFO] [stderr] 52 | |                                             let put2vec = str2put.to_string();
[INFO] [stderr] 53 | |                                             println!("Put {}", put2vec);
[INFO] [stderr] ...  |
[INFO] [stderr] 58 | |                                         }
[INFO] [stderr] 59 | |                                     }
[INFO] [stderr]    | |_____________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 50 |                                     if let Some(str2put) = str2put {
[INFO] [stderr] 51 |     let put2vec = str2put.to_string();
[INFO] [stderr] 52 |     println!("Put {}", put2vec);
[INFO] [stderr] 53 |     self.messages.push_back(put2vec);
[INFO] [stderr] 54 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `"docker" "inspect" "f694b158c2689b6b65f1c5f18967f1f7acde081edf62fb54ec4928d3cc7ae07c"`
[INFO] running `"docker" "rm" "-f" "f694b158c2689b6b65f1c5f18967f1f7acde081edf62fb54ec4928d3cc7ae07c"`
[INFO] [stdout] f694b158c2689b6b65f1c5f18967f1f7acde081edf62fb54ec4928d3cc7ae07c