[INFO] crate lumen-language 0.1.0 is already in cache
[INFO] extracting crate lumen-language 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/lumen-language/0.1.0
[INFO] extracting crate lumen-language 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/lumen-language/0.1.0
[INFO] validating manifest of lumen-language-0.1.0 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 lumen-language-0.1.0 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 lumen-language-0.1.0
[INFO] finished frobbing lumen-language-0.1.0
[INFO] frobbed toml for lumen-language-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/lumen-language/0.1.0/Cargo.toml
[INFO] started frobbing lumen-language-0.1.0
[INFO] finished frobbing lumen-language-0.1.0
[INFO] frobbed toml for lumen-language-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/lumen-language/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 lumen-language-0.1.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-7/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/lumen-language/0.1.0:/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] 2f97a7c3ad8c5be7bae61f3b9d7beb0127e955c815390e9c80875c310dc4a1e6
[INFO] running `"docker" "start" "-a" "2f97a7c3ad8c5be7bae61f3b9d7beb0127e955c815390e9c80875c310dc4a1e6"`
[INFO] [stderr] warning: file found to be present in multiple build targets: /opt/crater/workdir/src/main.rs
[INFO] [stderr]     Checking lumen-language v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: `if _ { .. } else { .. }` is an expression
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | /     let mut lang = String::from("lua");
[INFO] [stderr] 16 | |     if parts.len() > 2 {
[INFO] [stderr] 17 | |         host = parts[1].to_string();
[INFO] [stderr] 18 | |         lang = parts[2].to_string();
[INFO] [stderr] ...  |
[INFO] [stderr] 25 | |         }
[INFO] [stderr] 26 | |     }
[INFO] [stderr]    | |_____^ help: it is more idiomatic to write: `let <mut> lang = if parts.len() > 2 { ..; parts[2].to_string() } else { ..; String::from("lua") };`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::useless_let_if_seq)] on by default
[INFO] [stderr]    = note: you might not need `mut` at all
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_let_if_seq
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]  --> src/main.rs:9:50
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let lumen_home = std::env::var("LUMEN_HOME").unwrap_or(String::from(home.to_str().unwrap()));
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from(home.to_str().unwrap()))`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:10:46
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let lua_path = std::env::var("LUA_PATH").unwrap_or(String::from(""));
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from(""))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:11:48
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let node_path = std::env::var("NODE_PATH").unwrap_or(String::from(""));
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from(""))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/main.rs:13:28
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let parts = name.split("-").collect::<Vec<&str>>(); 
[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: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:14:48
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut host = std::env::var("LUMEN_HOST").unwrap_or(String::from("luajit"));
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from("luajit"))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: `if _ { .. } else { .. }` is an expression
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | /     let mut lang = String::from("lua");
[INFO] [stderr] 16 | |     if parts.len() > 2 {
[INFO] [stderr] 17 | |         host = parts[1].to_string();
[INFO] [stderr] 18 | |         lang = parts[2].to_string();
[INFO] [stderr] ...  |
[INFO] [stderr] 25 | |         }
[INFO] [stderr] 26 | |     }
[INFO] [stderr]    | |_____^ help: it is more idiomatic to write: `let <mut> lang = if parts.len() > 2 { ..; parts[2].to_string() } else { ..; String::from("lua") };`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::useless_let_if_seq)] on by default
[INFO] [stderr]    = note: you might not need `mut` at all
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_let_if_seq
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]  --> src/main.rs:9:50
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let lumen_home = std::env::var("LUMEN_HOME").unwrap_or(String::from(home.to_str().unwrap()));
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from(home.to_str().unwrap()))`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:10:46
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let lua_path = std::env::var("LUA_PATH").unwrap_or(String::from(""));
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from(""))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:11:48
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let node_path = std::env::var("NODE_PATH").unwrap_or(String::from(""));
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from(""))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/main.rs:13:28
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let parts = name.split("-").collect::<Vec<&str>>(); 
[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: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:14:48
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut host = std::env::var("LUMEN_HOST").unwrap_or(String::from("luajit"));
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from("luajit"))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: `if _ { .. } else { .. }` is an expression
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | /     let mut lang = String::from("lua");
[INFO] [stderr] 16 | |     if parts.len() > 2 {
[INFO] [stderr] 17 | |         host = parts[1].to_string();
[INFO] [stderr] 18 | |         lang = parts[2].to_string();
[INFO] [stderr] ...  |
[INFO] [stderr] 25 | |         }
[INFO] [stderr] 26 | |     }
[INFO] [stderr]    | |_____^ help: it is more idiomatic to write: `let <mut> lang = if parts.len() > 2 { ..; parts[2].to_string() } else { ..; String::from("lua") };`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::useless_let_if_seq)] on by default
[INFO] [stderr]    = note: you might not need `mut` at all
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_let_if_seq
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]  --> src/main.rs:9:50
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let lumen_home = std::env::var("LUMEN_HOME").unwrap_or(String::from(home.to_str().unwrap()));
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from(home.to_str().unwrap()))`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:10:46
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let lua_path = std::env::var("LUA_PATH").unwrap_or(String::from(""));
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from(""))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:11:48
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let node_path = std::env::var("NODE_PATH").unwrap_or(String::from(""));
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from(""))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/main.rs:13:28
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let parts = name.split("-").collect::<Vec<&str>>(); 
[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: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:14:48
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut host = std::env::var("LUMEN_HOST").unwrap_or(String::from("luajit"));
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from("luajit"))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: `if _ { .. } else { .. }` is an expression
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | /     let mut lang = String::from("lua");
[INFO] [stderr] 16 | |     if parts.len() > 2 {
[INFO] [stderr] 17 | |         host = parts[1].to_string();
[INFO] [stderr] 18 | |         lang = parts[2].to_string();
[INFO] [stderr] ...  |
[INFO] [stderr] 25 | |         }
[INFO] [stderr] 26 | |     }
[INFO] [stderr]    | |_____^ help: it is more idiomatic to write: `let <mut> lang = if parts.len() > 2 { ..; parts[2].to_string() } else { ..; String::from("lua") };`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::useless_let_if_seq)] on by default
[INFO] [stderr]    = note: you might not need `mut` at all
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_let_if_seq
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]  --> src/main.rs:9:50
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let lumen_home = std::env::var("LUMEN_HOME").unwrap_or(String::from(home.to_str().unwrap()));
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from(home.to_str().unwrap()))`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:10:46
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let lua_path = std::env::var("LUA_PATH").unwrap_or(String::from(""));
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from(""))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:11:48
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let node_path = std::env::var("NODE_PATH").unwrap_or(String::from(""));
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from(""))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/main.rs:13:28
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let parts = name.split("-").collect::<Vec<&str>>(); 
[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: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:14:48
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut host = std::env::var("LUMEN_HOST").unwrap_or(String::from("luajit"));
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from("luajit"))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: `if _ { .. } else { .. }` is an expression
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | /     let mut lang = String::from("lua");
[INFO] [stderr] 16 | |     if parts.len() > 2 {
[INFO] [stderr] 17 | |         host = parts[1].to_string();
[INFO] [stderr] 18 | |         lang = parts[2].to_string();
[INFO] [stderr] ...  |
[INFO] [stderr] 25 | |         }
[INFO] [stderr] 26 | |     }
[INFO] [stderr]    | |_____^ help: it is more idiomatic to write: `let <mut> lang = if parts.len() > 2 { ..; parts[2].to_string() } else { ..; String::from("lua") };`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::useless_let_if_seq)] on by default
[INFO] [stderr]    = note: you might not need `mut` at all
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_let_if_seq
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]  --> src/main.rs:9:50
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let lumen_home = std::env::var("LUMEN_HOME").unwrap_or(String::from(home.to_str().unwrap()));
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from(home.to_str().unwrap()))`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:10:46
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let lua_path = std::env::var("LUA_PATH").unwrap_or(String::from(""));
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from(""))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:11:48
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let node_path = std::env::var("NODE_PATH").unwrap_or(String::from(""));
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from(""))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/main.rs:13:28
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let parts = name.split("-").collect::<Vec<&str>>(); 
[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: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:14:48
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut host = std::env::var("LUMEN_HOST").unwrap_or(String::from("luajit"));
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from("luajit"))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: `if _ { .. } else { .. }` is an expression
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | /     let mut lang = String::from("lua");
[INFO] [stderr] 16 | |     if parts.len() > 2 {
[INFO] [stderr] 17 | |         host = parts[1].to_string();
[INFO] [stderr] 18 | |         lang = parts[2].to_string();
[INFO] [stderr] ...  |
[INFO] [stderr] 25 | |         }
[INFO] [stderr] 26 | |     }
[INFO] [stderr]    | |_____^ help: it is more idiomatic to write: `let <mut> lang = if parts.len() > 2 { ..; parts[2].to_string() } else { ..; String::from("lua") };`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::useless_let_if_seq)] on by default
[INFO] [stderr]    = note: you might not need `mut` at all
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_let_if_seq
[INFO] [stderr] warning: `if _ { .. } else { .. }` is an expression
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | /     let mut lang = String::from("lua");
[INFO] [stderr] 16 | |     if parts.len() > 2 {
[INFO] [stderr] 17 | |         host = parts[1].to_string();
[INFO] [stderr] 18 | |         lang = parts[2].to_string();
[INFO] [stderr] ...  |
[INFO] [stderr] 25 | |         }
[INFO] [stderr] 26 | |     }
[INFO] [stderr]    | |_____^ help: it is more idiomatic to write: `let <mut> lang = if parts.len() > 2 { ..; parts[2].to_string() } else { ..; String::from("lua") };`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::useless_let_if_seq)] on by default
[INFO] [stderr]    = note: you might not need `mut` at all
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_let_if_seq
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]  --> src/main.rs:9:50
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let lumen_home = std::env::var("LUMEN_HOME").unwrap_or(String::from(home.to_str().unwrap()));
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from(home.to_str().unwrap()))`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]  --> src/main.rs:9:50
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let lumen_home = std::env::var("LUMEN_HOME").unwrap_or(String::from(home.to_str().unwrap()));
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from(home.to_str().unwrap()))`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:10:46
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let lua_path = std::env::var("LUA_PATH").unwrap_or(String::from(""));
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from(""))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:10:46
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let lua_path = std::env::var("LUA_PATH").unwrap_or(String::from(""));
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from(""))`
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:11:48
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let node_path = std::env::var("NODE_PATH").unwrap_or(String::from(""));
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from(""))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/main.rs:13:28
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let parts = name.split("-").collect::<Vec<&str>>(); 
[INFO] [stderr]    |                            ^^^ help: try using a char instead: `'-'`
[INFO] [stderr]    |
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:11:48
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let node_path = std::env::var("NODE_PATH").unwrap_or(String::from(""));
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from(""))`
[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]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:14:48
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut host = std::env::var("LUMEN_HOST").unwrap_or(String::from("luajit"));
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from("luajit"))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr] 
[INFO] [stderr]   --> src/main.rs:13:28
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let parts = name.split("-").collect::<Vec<&str>>(); 
[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: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:14:48
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut host = std::env::var("LUMEN_HOST").unwrap_or(String::from("luajit"));
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from("luajit"))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: `if _ { .. } else { .. }` is an expression
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | /     let mut lang = String::from("lua");
[INFO] [stderr] 16 | |     if parts.len() > 2 {
[INFO] [stderr] 17 | |         host = parts[1].to_string();
[INFO] [stderr] 18 | |         lang = parts[2].to_string();
[INFO] [stderr] ...  |
[INFO] [stderr] 25 | |         }
[INFO] [stderr] 26 | |     }
[INFO] [stderr]    | |_____^ help: it is more idiomatic to write: `let <mut> lang = if parts.len() > 2 { ..; parts[2].to_string() } else { ..; String::from("lua") };`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::useless_let_if_seq)] on by default
[INFO] [stderr]    = note: you might not need `mut` at all
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_let_if_seq
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]  --> src/main.rs:9:50
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let lumen_home = std::env::var("LUMEN_HOME").unwrap_or(String::from(home.to_str().unwrap()));
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from(home.to_str().unwrap()))`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:10:46
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let lua_path = std::env::var("LUA_PATH").unwrap_or(String::from(""));
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from(""))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:11:48
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let node_path = std::env::var("NODE_PATH").unwrap_or(String::from(""));
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from(""))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/main.rs:13:28
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let parts = name.split("-").collect::<Vec<&str>>(); 
[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: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:14:48
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut host = std::env::var("LUMEN_HOST").unwrap_or(String::from("luajit"));
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from("luajit"))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: `if _ { .. } else { .. }` is an expression
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | /     let mut lang = String::from("lua");
[INFO] [stderr] 16 | |     if parts.len() > 2 {
[INFO] [stderr] 17 | |         host = parts[1].to_string();
[INFO] [stderr] 18 | |         lang = parts[2].to_string();
[INFO] [stderr] ...  |
[INFO] [stderr] 25 | |         }
[INFO] [stderr] 26 | |     }
[INFO] [stderr]    | |_____^ help: it is more idiomatic to write: `let <mut> lang = if parts.len() > 2 { ..; parts[2].to_string() } else { ..; String::from("lua") };`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::useless_let_if_seq)] on by default
[INFO] [stderr]    = note: you might not need `mut` at all
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_let_if_seq
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]  --> src/main.rs:9:50
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let lumen_home = std::env::var("LUMEN_HOME").unwrap_or(String::from(home.to_str().unwrap()));
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from(home.to_str().unwrap()))`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:10:46
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let lua_path = std::env::var("LUA_PATH").unwrap_or(String::from(""));
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from(""))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:11:48
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let node_path = std::env::var("NODE_PATH").unwrap_or(String::from(""));
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from(""))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/main.rs:13:28
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let parts = name.split("-").collect::<Vec<&str>>(); 
[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: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:14:48
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut host = std::env::var("LUMEN_HOST").unwrap_or(String::from("luajit"));
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from("luajit"))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: `if _ { .. } else { .. }` is an expression
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | /     let mut lang = String::from("lua");
[INFO] [stderr] 16 | |     if parts.len() > 2 {
[INFO] [stderr] 17 | |         host = parts[1].to_string();
[INFO] [stderr] 18 | |         lang = parts[2].to_string();
[INFO] [stderr] ...  |
[INFO] [stderr] 25 | |         }
[INFO] [stderr] 26 | |     }
[INFO] [stderr]    | |_____^ help: it is more idiomatic to write: `let <mut> lang = if parts.len() > 2 { ..; parts[2].to_string() } else { ..; String::from("lua") };`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::useless_let_if_seq)] on by default
[INFO] [stderr]    = note: you might not need `mut` at all
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_let_if_seq
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]  --> src/main.rs:9:50
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let lumen_home = std::env::var("LUMEN_HOME").unwrap_or(String::from(home.to_str().unwrap()));
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from(home.to_str().unwrap()))`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:10:46
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let lua_path = std::env::var("LUA_PATH").unwrap_or(String::from(""));
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from(""))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:11:48
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let node_path = std::env::var("NODE_PATH").unwrap_or(String::from(""));
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from(""))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/main.rs:13:28
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let parts = name.split("-").collect::<Vec<&str>>(); 
[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: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/main.rs:14:48
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut host = std::env::var("LUMEN_HOST").unwrap_or(String::from("luajit"));
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| String::from("luajit"))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.67s
[INFO] running `"docker" "inspect" "2f97a7c3ad8c5be7bae61f3b9d7beb0127e955c815390e9c80875c310dc4a1e6"`
[INFO] running `"docker" "rm" "-f" "2f97a7c3ad8c5be7bae61f3b9d7beb0127e955c815390e9c80875c310dc4a1e6"`
[INFO] [stdout] 2f97a7c3ad8c5be7bae61f3b9d7beb0127e955c815390e9c80875c310dc4a1e6