[INFO] crate rs-jsonpath 0.1.0 is already in cache
[INFO] extracting crate rs-jsonpath 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/rs-jsonpath/0.1.0
[INFO] extracting crate rs-jsonpath 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/rs-jsonpath/0.1.0
[INFO] validating manifest of rs-jsonpath-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 rs-jsonpath-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 rs-jsonpath-0.1.0
[INFO] finished frobbing rs-jsonpath-0.1.0
[INFO] frobbed toml for rs-jsonpath-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/rs-jsonpath/0.1.0/Cargo.toml
[INFO] started frobbing rs-jsonpath-0.1.0
[INFO] finished frobbing rs-jsonpath-0.1.0
[INFO] frobbed toml for rs-jsonpath-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/rs-jsonpath/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 rs-jsonpath-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-0/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/rs-jsonpath/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] bb91dddfdae5125261c3c07a0df1c5bb680c6bdb218b0618929701ce3df7f596
[INFO] running `"docker" "start" "-a" "bb91dddfdae5125261c3c07a0df1c5bb680c6bdb218b0618929701ce3df7f596"`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]     Checking rs-jsonpath v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/tokenizer.rs:83:51
[INFO] [stderr]    |
[INFO] [stderr] 83 |         return Ok(ParsedJsonPath { op: s("scan"), key: key, args: vec![]});
[INFO] [stderr]    |                                                   ^^^^^^^^ help: replace it with: `key`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/tokenizer.rs:115:35
[INFO] [stderr]     |
[INFO] [stderr] 115 |         return Ok(ParsedJsonPath {op: op, key: key, args: args});
[INFO] [stderr]     |                                   ^^^^^^ help: replace it with: `op`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/tokenizer.rs:115:43
[INFO] [stderr]     |
[INFO] [stderr] 115 |         return Ok(ParsedJsonPath {op: op, key: key, args: args});
[INFO] [stderr]     |                                           ^^^^^^^^ help: replace it with: `key`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/tokenizer.rs:115:53
[INFO] [stderr]     |
[INFO] [stderr] 115 |         return Ok(ParsedJsonPath {op: op, key: key, args: args});
[INFO] [stderr]     |                                                     ^^^^^^^^^^ help: replace it with: `args`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/tokenizer.rs:83:51
[INFO] [stderr]    |
[INFO] [stderr] 83 |         return Ok(ParsedJsonPath { op: s("scan"), key: key, args: vec![]});
[INFO] [stderr]    |                                                   ^^^^^^^^ help: replace it with: `key`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/tokenizer.rs:115:35
[INFO] [stderr]     |
[INFO] [stderr] 115 |         return Ok(ParsedJsonPath {op: op, key: key, args: args});
[INFO] [stderr]     |                                   ^^^^^^ help: replace it with: `op`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/tokenizer.rs:115:43
[INFO] [stderr]     |
[INFO] [stderr] 115 |         return Ok(ParsedJsonPath {op: op, key: key, args: args});
[INFO] [stderr]     |                                           ^^^^^^^^ help: replace it with: `key`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/tokenizer.rs:115:53
[INFO] [stderr]     |
[INFO] [stderr] 115 |         return Ok(ParsedJsonPath {op: op, key: key, args: args});
[INFO] [stderr]     |                                                     ^^^^^^^^^^ help: replace it with: `args`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]   --> src/tokenizer.rs:49:24
[INFO] [stderr]    |
[INFO] [stderr] 49 |                   } else {
[INFO] [stderr]    |  ________________________^
[INFO] [stderr] 50 | |                     if c == '.' {
[INFO] [stderr] 51 | |                         if token.starts_with(".") {
[INFO] [stderr] 52 | |                             tokens.push(token[1..token.len() - 1].to_string())
[INFO] [stderr] ...  |
[INFO] [stderr] 58 | |                     }
[INFO] [stderr] 59 | |                 } 
[INFO] [stderr]    | |_________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]    |
[INFO] [stderr] 49 |                 } else if c == '.' {
[INFO] [stderr] 50 |     if token.starts_with(".") {
[INFO] [stderr] 51 |         tokens.push(token[1..token.len() - 1].to_string())
[INFO] [stderr] 52 |     } else {
[INFO] [stderr] 53 |         tokens.push(token[..token.len() - 1].to_string())
[INFO] [stderr] 54 |     }
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/tokenizer.rs:117:5
[INFO] [stderr]     |
[INFO] [stderr] 117 |     return Ok(ParsedJsonPath {op: s("key"), key: token, args: vec![]});
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(ParsedJsonPath {op: s("key"), key: token, args: vec![]})`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/tokenizer.rs:149:5
[INFO] [stderr]     |
[INFO] [stderr] 149 |     return false;
[INFO] [stderr]     |     ^^^^^^^^^^^^^ help: remove `return` as shown: `false`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/requests.rs:52:17
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 return vect;
[INFO] [stderr]    |                 ^^^^^^^^^^^^ help: remove `return` as shown: `vect`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/requests.rs:56:17
[INFO] [stderr]    |
[INFO] [stderr] 56 |                 return vect;
[INFO] [stderr]    |                 ^^^^^^^^^^^^ help: remove `return` as shown: `vect`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]   --> src/tokenizer.rs:49:24
[INFO] [stderr]    |
[INFO] [stderr] 49 |                   } else {
[INFO] [stderr]    |  ________________________^
[INFO] [stderr] 50 | |                     if c == '.' {
[INFO] [stderr] 51 | |                         if token.starts_with(".") {
[INFO] [stderr] 52 | |                             tokens.push(token[1..token.len() - 1].to_string())
[INFO] [stderr] ...  |
[INFO] [stderr] 58 | |                     }
[INFO] [stderr] 59 | |                 } 
[INFO] [stderr]    | |_________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]    |
[INFO] [stderr] 49 |                 } else if c == '.' {
[INFO] [stderr] 50 |     if token.starts_with(".") {
[INFO] [stderr] 51 |         tokens.push(token[1..token.len() - 1].to_string())
[INFO] [stderr] 52 |     } else {
[INFO] [stderr] 53 |         tokens.push(token[..token.len() - 1].to_string())
[INFO] [stderr] 54 |     }
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/tokenizer.rs:117:5
[INFO] [stderr]     |
[INFO] [stderr] 117 |     return Ok(ParsedJsonPath {op: s("key"), key: token, args: vec![]});
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(ParsedJsonPath {op: s("key"), key: token, args: vec![]})`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/tokenizer.rs:149:5
[INFO] [stderr]     |
[INFO] [stderr] 149 |     return false;
[INFO] [stderr]     |     ^^^^^^^^^^^^^ help: remove `return` as shown: `false`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/requests.rs:52:17
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 return vect;
[INFO] [stderr]    |                 ^^^^^^^^^^^^ help: remove `return` as shown: `vect`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/requests.rs:56:17
[INFO] [stderr]    |
[INFO] [stderr] 56 |                 return vect;
[INFO] [stderr]    |                 ^^^^^^^^^^^^ help: remove `return` as shown: `vect`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/tokenizer.rs:38:55
[INFO] [stderr]    |
[INFO] [stderr] 38 |                 if let Some(bracket_idx) = token.find("[") {
[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: single-character string constant used as pattern
[INFO] [stderr]   --> src/tokenizer.rs:40:46
[INFO] [stderr]    |
[INFO] [stderr] 40 |                         if token.starts_with(".") {
[INFO] [stderr]    |                                              ^^^ help: try using a char instead: `'.'`
[INFO] [stderr]    |
[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: single-character string constant used as pattern
[INFO] [stderr]   --> src/tokenizer.rs:51:46
[INFO] [stderr]    |
[INFO] [stderr] 51 |                         if token.starts_with(".") {
[INFO] [stderr]    |                                              ^^^ help: try using a char instead: `'.'`
[INFO] [stderr]    |
[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: length comparison to zero
[INFO] [stderr]   --> src/tokenizer.rs:63:8
[INFO] [stderr]    |
[INFO] [stderr] 63 |     if token.len() > 0 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!token.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/tokenizer.rs:64:30
[INFO] [stderr]    |
[INFO] [stderr] 64 |         if token.starts_with(".") {
[INFO] [stderr]    |                              ^^^ help: try using a char instead: `'.'`
[INFO] [stderr]    |
[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: single-character string constant used as pattern
[INFO] [stderr]   --> src/tokenizer.rs:81:26
[INFO] [stderr]    |
[INFO] [stderr] 81 |     if token.starts_with("*") {
[INFO] [stderr]    |                          ^^^ help: try using a char instead: `'*'`
[INFO] [stderr]    |
[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: single-character string constant used as pattern
[INFO] [stderr]   --> src/tokenizer.rs:88:43
[INFO] [stderr]    |
[INFO] [stderr] 88 |     if let Some(bracket_idx) = token.find("[") {
[INFO] [stderr]    |                                           ^^^ help: try using a char instead: `'['`
[INFO] [stderr]    |
[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: single-character string constant used as pattern
[INFO] [stderr]   --> src/tokenizer.rs:95:26
[INFO] [stderr]    |
[INFO] [stderr] 95 |         if tail.contains("?") {
[INFO] [stderr]    |                          ^^^ help: try using a char instead: `'?'`
[INFO] [stderr]    |
[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: single-character string constant used as pattern
[INFO] [stderr]   --> src/tokenizer.rs:98:57
[INFO] [stderr]    |
[INFO] [stderr] 98 |             if tail.starts_with("?(") && tail.ends_with(")") {
[INFO] [stderr]    |                                                         ^^^ help: try using a char instead: `')'`
[INFO] [stderr]    |
[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: single-character string constant used as pattern
[INFO] [stderr]    --> src/tokenizer.rs:101:33
[INFO] [stderr]     |
[INFO] [stderr] 101 |         } else if tail.contains(":") {
[INFO] [stderr]     |                                 ^^^ help: try using a char instead: `':'`
[INFO] [stderr]     |
[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: single-character string constant used as pattern
[INFO] [stderr]    --> src/tokenizer.rs:104:31
[INFO] [stderr]     |
[INFO] [stderr] 104 |             args = tail.split(":").map(|arg| arg.trim().to_string()).collect();
[INFO] [stderr]     |                               ^^^ help: try using a char instead: `':'`
[INFO] [stderr]     |
[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: single-character string constant used as pattern
[INFO] [stderr]    --> src/tokenizer.rs:113:31
[INFO] [stderr]     |
[INFO] [stderr] 113 |             args = tail.split(",").map(|arg| arg.trim().to_string()).collect();
[INFO] [stderr]     |                               ^^^ help: try using a char instead: `','`
[INFO] [stderr]     |
[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 `ok_or` followed by a function call
[INFO] [stderr]    --> src/tokenizer.rs:130:10
[INFO] [stderr]     |
[INFO] [stderr] 130 |         .ok_or(s("Invalid filter expression"))
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `ok_or_else(|| s("Invalid filter expression"))`
[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: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]  --> src/requests.rs:5:43
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn calc_from(array_len: usize,  args: &Vec<String>) -> Result<usize, String> {
[INFO] [stderr]   |                                           ^^^^^^^^^^^^ help: change this to: `&[String]`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to one
[INFO] [stderr]  --> src/requests.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 |     if args.len() < 1 { return Ok(0); }
[INFO] [stderr]   |        ^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `args.is_empty()`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]  --> src/requests.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |         from = array_len as i64 + from
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `from += array_len as i64`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `format!`
[INFO] [stderr]   --> src/requests.rs:13:18
[INFO] [stderr]    |
[INFO] [stderr] 13 |         _ => Err(format!("Error with range: negative bound"))
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `"Error with range: negative bound".to_string()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::useless_format)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/requests.rs:17:41
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub fn calc_to(array_len: usize,  args: &Vec<String>) -> Result<usize, String> {
[INFO] [stderr]    |                                         ^^^^^^^^^^^^ help: change this to: `&[String]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `format!`
[INFO] [stderr]   --> src/requests.rs:25:18
[INFO] [stderr]    |
[INFO] [stderr] 25 |         _ => Err(format!("Error with range: negative bound"))
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `"Error with range: negative bound".to_string()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/requests.rs:29:39
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub fn find_range(json: &Value, args: &Vec<String>) -> Result<Value,String> {
[INFO] [stderr]    |                                       ^^^^^^^^^^^^ help: change this to: `&[String]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]   --> src/requests.rs:39:14
[INFO] [stderr]    |
[INFO] [stderr] 39 |         .map(|vec| Value::Array(vec))
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `Value::Array`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_closure)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: use of `ok_or` followed by a function call
[INFO] [stderr]   --> src/requests.rs:31:10
[INFO] [stderr]    |
[INFO] [stderr] 31 |         .ok_or(s("Error with range"))
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `ok_or_else(|| s("Error with range"))`
[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: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/requests.rs:43:49
[INFO] [stderr]    |
[INFO] [stderr] 43 | pub fn search_key(json: &Value, key: &str, res: &Vec<Value>) -> Vec<Value> {
[INFO] [stderr]    |                                                 ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] help: change this to
[INFO] [stderr]    |
[INFO] [stderr] 43 | pub fn search_key(json: &Value, key: &str, res: &[Value]) -> Vec<Value> {
[INFO] [stderr]    |                                                 ^^^^^^^^
[INFO] [stderr] help: change `res.clone()` to
[INFO] [stderr]    |
[INFO] [stderr] 58 |        _ => res.to_owned()
[INFO] [stderr]    |             ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/requests.rs:64:68
[INFO] [stderr]    |
[INFO] [stderr] 64 |        Value::Object(obj) => obj.get(key).map(|elem| elem.clone()).unwrap_or(Value::Array(vec![])),
[INFO] [stderr]    |                                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| Value::Array(vec![]))`
[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: You are using an explicit closure for cloning elements
[INFO] [stderr]   --> src/requests.rs:64:30
[INFO] [stderr]    |
[INFO] [stderr] 64 |        Value::Object(obj) => obj.get(key).map(|elem| elem.clone()).unwrap_or(Value::Array(vec![])),
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: Consider calling the dedicated `cloned` method: `obj.get(key).cloned()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::map_clone)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] 
[INFO] [stderr] warning: You are using an explicit closure for cloning elements
[INFO] [stderr]   --> src/requests.rs:66:17
[INFO] [stderr]    |
[INFO] [stderr] 66 | /                 obj.get(key)
[INFO] [stderr] 67 | |                     .map(|elem| elem.clone())
[INFO] [stderr]    | |_____________________________________________^ help: Consider calling the dedicated `cloned` method: `obj.get(key).cloned()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/requests.rs:76:41
[INFO] [stderr]    |
[INFO] [stderr] 76 | pub fn find_indexes(json: &Value, args: &Vec<String>) -> Result<Value,String> {
[INFO] [stderr]    |                                         ^^^^^^^^^^^^ help: change this to: `&[String]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]   --> src/requests.rs:97:10
[INFO] [stderr]    |
[INFO] [stderr] 97 |     .map(|vec| Value::Array(vec))
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `Value::Array`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: You are using an explicit closure for cloning elements
[INFO] [stderr]   --> src/requests.rs:81:13
[INFO] [stderr]    |
[INFO] [stderr] 81 | /             json.as_array()
[INFO] [stderr] 82 | |                 .and_then(|array| {
[INFO] [stderr] 83 | |                     let length = array.len();
[INFO] [stderr] 84 | |                     let mut index: i64 = idx;
[INFO] [stderr] ...  |
[INFO] [stderr] 92 | |                     }
[INFO] [stderr] 93 | |                 }).map(|elem| elem.clone())
[INFO] [stderr]    | |___________________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] help: Consider calling the dedicated `cloned` method
[INFO] [stderr]    |
[INFO] [stderr] 81 |             json.as_array()
[INFO] [stderr] 82 |                 .and_then(|array| {
[INFO] [stderr] 83 |                     let length = array.len();
[INFO] [stderr] 84 |                     let mut index: i64 = idx;
[INFO] [stderr] 85 |                     if index < 0 {
[INFO] [stderr] 86 |                         index = length as i64 + index
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/requests.rs:86:25
[INFO] [stderr]    |
[INFO] [stderr] 86 |                         index = length as i64 + index
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `index += length as i64`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/lib.rs:33:54
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub fn find_filter(root: &Value, json: &Value, args: &Vec<String>) -> Result<Value,String> {
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^ help: change this to: `&[String]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: use of `ok_or` followed by a function call
[INFO] [stderr]   --> src/lib.rs:52:18
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 .ok_or(s("Unable to filter json"));
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `ok_or_else(|| s("Unable to filter json"))`
[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: You are using an explicit closure for cloning elements
[INFO] [stderr]   --> src/lib.rs:39:21
[INFO] [stderr]    |
[INFO] [stderr] 39 | /                     array.iter().filter(|value| {
[INFO] [stderr] 40 | |                         println!("{:?}", serde_json::to_string(value).unwrap());
[INFO] [stderr] 41 | |                         let left = eval_expression(root, value, parsed_filter.left.clone());
[INFO] [stderr] 42 | |                         let right = eval_expression(root, value, parsed_filter.right.clone());
[INFO] [stderr] ...  |
[INFO] [stderr] 48 | |                     })
[INFO] [stderr] 49 | |                     .map(|value| value.clone())
[INFO] [stderr]    | |_______________________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] help: Consider calling the dedicated `cloned` method
[INFO] [stderr]    |
[INFO] [stderr] 39 |                     array.iter().filter(|value| {
[INFO] [stderr] 40 |                         println!("{:?}", serde_json::to_string(value).unwrap());
[INFO] [stderr] 41 |                         let left = eval_expression(root, value, parsed_filter.left.clone());
[INFO] [stderr] 42 |                         let right = eval_expression(root, value, parsed_filter.right.clone());
[INFO] [stderr] 43 |                         if let (Ok(l),Ok(r)) = (left,right) {
[INFO] [stderr] 44 |                             eval_filter(l.as_str(), parsed_filter.op.as_str(), r.as_str())
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]   --> src/lib.rs:61:12
[INFO] [stderr]    |
[INFO] [stderr] 61 |     }).map(|value| Value::Array(value))
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `Value::Array`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/lib.rs:65:29
[INFO] [stderr]    |
[INFO] [stderr] 65 |     if !expression.contains("$") && !expression.contains("@") {
[INFO] [stderr]    |                             ^^^ help: try using a char instead: `'$'`
[INFO] [stderr]    |
[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: single-character string constant used as pattern
[INFO] [stderr]   --> src/lib.rs:65:58
[INFO] [stderr]    |
[INFO] [stderr] 65 |     if !expression.contains("$") && !expression.contains("@") {
[INFO] [stderr]    |                                                          ^^^ help: try using a char instead: `'@'`
[INFO] [stderr]    |
[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: single-character string constant used as pattern
[INFO] [stderr]   --> src/tokenizer.rs:38:55
[INFO] [stderr]    |
[INFO] [stderr] 38 |                 if let Some(bracket_idx) = token.find("[") {
[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: single-character string constant used as pattern
[INFO] [stderr]   --> src/tokenizer.rs:40:46
[INFO] [stderr]    |
[INFO] [stderr] 40 |                         if token.starts_with(".") {
[INFO] [stderr]    |                                              ^^^ help: try using a char instead: `'.'`
[INFO] [stderr]    |
[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: single-character string constant used as pattern
[INFO] [stderr]   --> src/tokenizer.rs:51:46
[INFO] [stderr]    |
[INFO] [stderr] 51 |                         if token.starts_with(".") {
[INFO] [stderr]    |                                              ^^^ help: try using a char instead: `'.'`
[INFO] [stderr]    |
[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: length comparison to zero
[INFO] [stderr]   --> src/tokenizer.rs:63:8
[INFO] [stderr]    |
[INFO] [stderr] 63 |     if token.len() > 0 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!token.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/tokenizer.rs:64:30
[INFO] [stderr]    |
[INFO] [stderr] 64 |         if token.starts_with(".") {
[INFO] [stderr]    |                              ^^^ help: try using a char instead: `'.'`
[INFO] [stderr]    |
[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: single-character string constant used as pattern
[INFO] [stderr]   --> src/tokenizer.rs:81:26
[INFO] [stderr]    |
[INFO] [stderr] 81 |     if token.starts_with("*") {
[INFO] [stderr]    |                          ^^^ help: try using a char instead: `'*'`
[INFO] [stderr]    |
[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: single-character string constant used as pattern
[INFO] [stderr]   --> src/tokenizer.rs:88:43
[INFO] [stderr]    |
[INFO] [stderr] 88 |     if let Some(bracket_idx) = token.find("[") {
[INFO] [stderr]    |                                           ^^^ help: try using a char instead: `'['`
[INFO] [stderr]    |
[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: single-character string constant used as pattern
[INFO] [stderr]   --> src/tokenizer.rs:95:26
[INFO] [stderr]    |
[INFO] [stderr] 95 |         if tail.contains("?") {
[INFO] [stderr]    |                          ^^^ help: try using a char instead: `'?'`
[INFO] [stderr]    |
[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: single-character string constant used as pattern
[INFO] [stderr]   --> src/tokenizer.rs:98:57
[INFO] [stderr]    |
[INFO] [stderr] 98 |             if tail.starts_with("?(") && tail.ends_with(")") {
[INFO] [stderr]    |                                                         ^^^ help: try using a char instead: `')'`
[INFO] [stderr]    |
[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: single-character string constant used as pattern
[INFO] [stderr]    --> src/tokenizer.rs:101:33
[INFO] [stderr]     |
[INFO] [stderr] 101 |         } else if tail.contains(":") {
[INFO] [stderr]     |                                 ^^^ help: try using a char instead: `':'`
[INFO] [stderr]     |
[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: single-character string constant used as pattern
[INFO] [stderr]    --> src/tokenizer.rs:104:31
[INFO] [stderr]     |
[INFO] [stderr] 104 |             args = tail.split(":").map(|arg| arg.trim().to_string()).collect();
[INFO] [stderr]     |                               ^^^ help: try using a char instead: `':'`
[INFO] [stderr]     |
[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: single-character string constant used as pattern
[INFO] [stderr]    --> src/tokenizer.rs:113:31
[INFO] [stderr]     |
[INFO] [stderr] 113 |             args = tail.split(",").map(|arg| arg.trim().to_string()).collect();
[INFO] [stderr]     |                               ^^^ help: try using a char instead: `','`
[INFO] [stderr]     |
[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 `ok_or` followed by a function call
[INFO] [stderr]    --> src/tokenizer.rs:130:10
[INFO] [stderr]     |
[INFO] [stderr] 130 |         .ok_or(s("Invalid filter expression"))
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `ok_or_else(|| s("Invalid filter expression"))`
[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: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]  --> src/requests.rs:5:43
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn calc_from(array_len: usize,  args: &Vec<String>) -> Result<usize, String> {
[INFO] [stderr]   |                                           ^^^^^^^^^^^^ help: change this to: `&[String]`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to one
[INFO] [stderr]  --> src/requests.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 |     if args.len() < 1 { return Ok(0); }
[INFO] [stderr]   |        ^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `args.is_empty()`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]  --> src/requests.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |         from = array_len as i64 + from
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `from += array_len as i64`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `format!`
[INFO] [stderr]   --> src/requests.rs:13:18
[INFO] [stderr]    |
[INFO] [stderr] 13 |         _ => Err(format!("Error with range: negative bound"))
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `"Error with range: negative bound".to_string()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::useless_format)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/requests.rs:17:41
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub fn calc_to(array_len: usize,  args: &Vec<String>) -> Result<usize, String> {
[INFO] [stderr]    |                                         ^^^^^^^^^^^^ help: change this to: `&[String]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `format!`
[INFO] [stderr]   --> src/requests.rs:25:18
[INFO] [stderr]    |
[INFO] [stderr] 25 |         _ => Err(format!("Error with range: negative bound"))
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `"Error with range: negative bound".to_string()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/requests.rs:29:39
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub fn find_range(json: &Value, args: &Vec<String>) -> Result<Value,String> {
[INFO] [stderr]    |                                       ^^^^^^^^^^^^ help: change this to: `&[String]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]   --> src/requests.rs:39:14
[INFO] [stderr]    |
[INFO] [stderr] 39 |         .map(|vec| Value::Array(vec))
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `Value::Array`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_closure)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: use of `ok_or` followed by a function call
[INFO] [stderr]   --> src/requests.rs:31:10
[INFO] [stderr]    |
[INFO] [stderr] 31 |         .ok_or(s("Error with range"))
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `ok_or_else(|| s("Error with range"))`
[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: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/requests.rs:43:49
[INFO] [stderr]    |
[INFO] [stderr] 43 | pub fn search_key(json: &Value, key: &str, res: &Vec<Value>) -> Vec<Value> {
[INFO] [stderr]    |                                                 ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] help: change this to
[INFO] [stderr]    |
[INFO] [stderr] 43 | pub fn search_key(json: &Value, key: &str, res: &[Value]) -> Vec<Value> {
[INFO] [stderr]    |                                                 ^^^^^^^^
[INFO] [stderr] help: change `res.clone()` to
[INFO] [stderr]    |
[INFO] [stderr] 58 |        _ => res.to_owned()
[INFO] [stderr]    |             ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]   --> src/requests.rs:64:68
[INFO] [stderr]    |
[INFO] [stderr] 64 |        Value::Object(obj) => obj.get(key).map(|elem| elem.clone()).unwrap_or(Value::Array(vec![])),
[INFO] [stderr]    |                                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| Value::Array(vec![]))`
[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: You are using an explicit closure for cloning elements
[INFO] [stderr]   --> src/requests.rs:64:30
[INFO] [stderr]    |
[INFO] [stderr] 64 |        Value::Object(obj) => obj.get(key).map(|elem| elem.clone()).unwrap_or(Value::Array(vec![])),
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: Consider calling the dedicated `cloned` method: `obj.get(key).cloned()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::map_clone)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] 
[INFO] [stderr] warning: You are using an explicit closure for cloning elements
[INFO] [stderr]   --> src/requests.rs:66:17
[INFO] [stderr]    |
[INFO] [stderr] 66 | /                 obj.get(key)
[INFO] [stderr] 67 | |                     .map(|elem| elem.clone())
[INFO] [stderr]    | |_____________________________________________^ help: Consider calling the dedicated `cloned` method: `obj.get(key).cloned()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/requests.rs:76:41
[INFO] [stderr]    |
[INFO] [stderr] 76 | pub fn find_indexes(json: &Value, args: &Vec<String>) -> Result<Value,String> {
[INFO] [stderr]    |                                         ^^^^^^^^^^^^ help: change this to: `&[String]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]   --> src/requests.rs:97:10
[INFO] [stderr]    |
[INFO] [stderr] 97 |     .map(|vec| Value::Array(vec))
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `Value::Array`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: You are using an explicit closure for cloning elements
[INFO] [stderr]   --> src/requests.rs:81:13
[INFO] [stderr]    |
[INFO] [stderr] 81 | /             json.as_array()
[INFO] [stderr] 82 | |                 .and_then(|array| {
[INFO] [stderr] 83 | |                     let length = array.len();
[INFO] [stderr] 84 | |                     let mut index: i64 = idx;
[INFO] [stderr] ...  |
[INFO] [stderr] 92 | |                     }
[INFO] [stderr] 93 | |                 }).map(|elem| elem.clone())
[INFO] [stderr]    | |___________________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] help: Consider calling the dedicated `cloned` method
[INFO] [stderr]    |
[INFO] [stderr] 81 |             json.as_array()
[INFO] [stderr] 82 |                 .and_then(|array| {
[INFO] [stderr] 83 |                     let length = array.len();
[INFO] [stderr] 84 |                     let mut index: i64 = idx;
[INFO] [stderr] 85 |                     if index < 0 {
[INFO] [stderr] 86 |                         index = length as i64 + index
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/requests.rs:86:25
[INFO] [stderr]    |
[INFO] [stderr] 86 |                         index = length as i64 + index
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `index += length as i64`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/lib.rs:33:54
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub fn find_filter(root: &Value, json: &Value, args: &Vec<String>) -> Result<Value,String> {
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^ help: change this to: `&[String]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: use of `ok_or` followed by a function call
[INFO] [stderr]   --> src/lib.rs:52:18
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 .ok_or(s("Unable to filter json"));
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `ok_or_else(|| s("Unable to filter json"))`
[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: You are using an explicit closure for cloning elements
[INFO] [stderr]   --> src/lib.rs:39:21
[INFO] [stderr]    |
[INFO] [stderr] 39 | /                     array.iter().filter(|value| {
[INFO] [stderr] 40 | |                         println!("{:?}", serde_json::to_string(value).unwrap());
[INFO] [stderr] 41 | |                         let left = eval_expression(root, value, parsed_filter.left.clone());
[INFO] [stderr] 42 | |                         let right = eval_expression(root, value, parsed_filter.right.clone());
[INFO] [stderr] ...  |
[INFO] [stderr] 48 | |                     })
[INFO] [stderr] 49 | |                     .map(|value| value.clone())
[INFO] [stderr]    | |_______________________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] help: Consider calling the dedicated `cloned` method
[INFO] [stderr]    |
[INFO] [stderr] 39 |                     array.iter().filter(|value| {
[INFO] [stderr] 40 |                         println!("{:?}", serde_json::to_string(value).unwrap());
[INFO] [stderr] 41 |                         let left = eval_expression(root, value, parsed_filter.left.clone());
[INFO] [stderr] 42 |                         let right = eval_expression(root, value, parsed_filter.right.clone());
[INFO] [stderr] 43 |                         if let (Ok(l),Ok(r)) = (left,right) {
[INFO] [stderr] 44 |                             eval_filter(l.as_str(), parsed_filter.op.as_str(), r.as_str())
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: redundant closure found
[INFO] [stderr]   --> src/lib.rs:61:12
[INFO] [stderr]    |
[INFO] [stderr] 61 |     }).map(|value| Value::Array(value))
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove closure as shown: `Value::Array`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/lib.rs:65:29
[INFO] [stderr]    |
[INFO] [stderr] 65 |     if !expression.contains("$") && !expression.contains("@") {
[INFO] [stderr]    |                             ^^^ help: try using a char instead: `'$'`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/lib.rs:65:58
[INFO] [stderr]    |
[INFO] [stderr] 65 |     if !expression.contains("$") && !expression.contains("@") {
[INFO] [stderr]    |                                                          ^^^ help: try using a char instead: `'@'`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.83s
[INFO] running `"docker" "inspect" "bb91dddfdae5125261c3c07a0df1c5bb680c6bdb218b0618929701ce3df7f596"`
[INFO] running `"docker" "rm" "-f" "bb91dddfdae5125261c3c07a0df1c5bb680c6bdb218b0618929701ce3df7f596"`
[INFO] [stdout] bb91dddfdae5125261c3c07a0df1c5bb680c6bdb218b0618929701ce3df7f596