[INFO] fetching crate frostwalker 0.1.2...
[INFO] linting frostwalker-0.1.2 against nightly for clippy-nonminimal_bool-denied
[INFO] extracting crate frostwalker 0.1.2 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate frostwalker 0.1.2
[INFO] finished tweaking crates.io crate frostwalker 0.1.2
[INFO] tweaked toml for crates.io crate frostwalker 0.1.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate frostwalker 0.1.2 on toolchain nightly
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 37cc291fe73a64d557367d9775e18f5fbf1c49022661f63f0e913483af021bd8
[INFO] running `Command { std: "docker" "start" "-a" "37cc291fe73a64d557367d9775e18f5fbf1c49022661f63f0e913483af021bd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37cc291fe73a64d557367d9775e18f5fbf1c49022661f63f0e913483af021bd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37cc291fe73a64d557367d9775e18f5fbf1c49022661f63f0e913483af021bd8", kill_on_drop: false }`
[INFO] [stdout] 37cc291fe73a64d557367d9775e18f5fbf1c49022661f63f0e913483af021bd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "clippy" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b39e3ba7c417d8c150c0cc377533a44f5725dda461496012399ab0e57aae040
[INFO] running `Command { std: "docker" "start" "-a" "8b39e3ba7c417d8c150c0cc377533a44f5725dda461496012399ab0e57aae040", kill_on_drop: false }`
[INFO] [stderr]     Checking frostwalker v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]  --> src/lexer.rs:6:2
[INFO] [stdout]   |
[INFO] [stdout] 6 |     return tokenize(source);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout]   = note: `#[warn(clippy::needless_return)]` on by default
[INFO] [stdout] help: remove `return`
[INFO] [stdout]   |
[INFO] [stdout] 6 -     return tokenize(source);
[INFO] [stdout] 6 +     tokenize(source)
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/lexer.rs:164:2
[INFO] [stdout]     |
[INFO] [stdout] 164 |     return tree;
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 164 -     return tree;
[INFO] [stdout] 164 +     tree
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/lexer.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |                 i = i + 1;
[INFO] [stdout]    |                 ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout]    = note: `#[warn(clippy::assign_op_pattern)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison to empty slice
[INFO] [stdout]   --> src/lexer.rs:51:7
[INFO] [stdout]    |
[INFO] [stdout] 51 |             if words[i].replace(" ","") == "" {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `words[i].replace(" ","").is_empty()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#comparison_to_empty
[INFO] [stdout]    = note: `#[warn(clippy::comparison_to_empty)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/lexer.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 i = i + 1;
[INFO] [stdout]    |                 ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/lexer.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 59 |                 i = i + 1;
[INFO] [stdout]    |                 ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/lexer.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 i = i + 1;
[INFO] [stdout]    |                 ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/lexer.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 i = i + 1;
[INFO] [stdout]    |                 ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/lexer.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 |                 i = i + 1;
[INFO] [stdout]    |                 ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/lexer.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |                 i = i + 1;
[INFO] [stdout]    |                 ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]    --> src/lexer.rs:102:5
[INFO] [stdout]     |
[INFO] [stdout] 102 |                 i = i + 2;
[INFO] [stdout]     |                 ^^^^^^^^^ help: replace it with: `i += 2`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]    --> src/lexer.rs:109:5
[INFO] [stdout]     |
[INFO] [stdout] 109 |                 i = i + 1;
[INFO] [stdout]     |                 ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]    --> src/lexer.rs:119:6
[INFO] [stdout]     |
[INFO] [stdout] 119 |                     i = i + 1;
[INFO] [stdout]     |                     ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]    --> src/lexer.rs:126:7
[INFO] [stdout]     |
[INFO] [stdout] 126 |                         i = i + 1;
[INFO] [stdout]     |                         ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]    --> src/lexer.rs:136:6
[INFO] [stdout]     |
[INFO] [stdout] 136 |                     i = i + 1;
[INFO] [stdout]     |                     ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]    --> src/lexer.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 i = i + 1;
[INFO] [stdout]     |                 ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]    --> src/lexer.rs:153:4
[INFO] [stdout]     |
[INFO] [stdout] 153 |             i = i + 1;
[INFO] [stdout]     |             ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `IDENTIFIER` contains a capitalized acronym
[INFO] [stdout]  --> src/validator.rs:7:2
[INFO] [stdout]   |
[INFO] [stdout] 7 |     IDENTIFIER,
[INFO] [stdout]   |     ^^^^^^^^^^ help: consider making the acronym lowercase, except the initial letter: `Identifier`
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout]   = note: `#[warn(clippy::upper_case_acronyms)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `EQUALS` contains a capitalized acronym
[INFO] [stdout]  --> src/validator.rs:8:2
[INFO] [stdout]   |
[INFO] [stdout] 8 |     EQUALS,
[INFO] [stdout]   |     ^^^^^^ help: consider making the acronym lowercase, except the initial letter: `Equals`
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `NEWLINE` contains a capitalized acronym
[INFO] [stdout]  --> src/validator.rs:9:2
[INFO] [stdout]   |
[INFO] [stdout] 9 |     NEWLINE,
[INFO] [stdout]   |     ^^^^^^^ help: consider making the acronym lowercase, except the initial letter: `Newline`
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `LITERALORSEPARATOR` contains a capitalized acronym
[INFO] [stdout]   --> src/validator.rs:10:2
[INFO] [stdout]    |
[INFO] [stdout] 10 |     LITERALORSEPARATOR,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^ help: consider making the acronym lowercase, except the initial letter: `Literalorseparator`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `LITERAL` contains a capitalized acronym
[INFO] [stdout]   --> src/validator.rs:11:2
[INFO] [stdout]    |
[INFO] [stdout] 11 |     LITERAL,
[INFO] [stdout]    |     ^^^^^^^ help: consider making the acronym lowercase, except the initial letter: `Literal`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `SEPARATOR` contains a capitalized acronym
[INFO] [stdout]   --> src/validator.rs:12:2
[INFO] [stdout]    |
[INFO] [stdout] 12 |     SEPARATOR,
[INFO] [stdout]    |     ^^^^^^^^^ help: consider making the acronym lowercase, except the initial letter: `Separator`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/validator.rs:108:2
[INFO] [stdout]     |
[INFO] [stdout] 108 |     return None;
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 108 -     return None;
[INFO] [stdout] 108 +     None
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/validator.rs:26:23
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn validate(tree: &Vec<Token>) -> Option<String> {
[INFO] [stdout]    |                       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout]    = note: `#[warn(clippy::ptr_arg)]` on by default
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 26 - pub fn validate(tree: &Vec<Token>) -> Option<String> {
[INFO] [stdout] 26 + pub fn validate(tree: &[Token]) -> Option<String> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/validator.rs:33:4
[INFO] [stdout]    |
[INFO] [stdout] 33 |             i = i + 1;
[INFO] [stdout]    |             ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/validator.rs:34:4
[INFO] [stdout]    |
[INFO] [stdout] 34 |             line = line + 1;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^ help: replace it with: `line += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/validator.rs:39:4
[INFO] [stdout]    |
[INFO] [stdout] 39 |             i = i + 1;
[INFO] [stdout]    |             ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/validator.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 |             line = line + 1;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^ help: replace it with: `line += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/validator.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 |             i = i + 1;
[INFO] [stdout]    |             ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/validator.rs:55:4
[INFO] [stdout]    |
[INFO] [stdout] 55 |             i = i + 1;
[INFO] [stdout]    |             ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/validator.rs:64:4
[INFO] [stdout]    |
[INFO] [stdout] 64 |             i = i + 1;
[INFO] [stdout]    |             ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/validator.rs:70:4
[INFO] [stdout]    |
[INFO] [stdout] 70 |             i = i + 1;
[INFO] [stdout]    |             ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates an owned instance just for comparison
[INFO] [stdout]   --> src/validator.rs:76:58
[INFO] [stdout]    |
[INFO] [stdout] 76 |             if tree[i].value.clone().unwrap_or("".to_string()) == "[".to_string() {
[INFO] [stdout]    |                                                                   ^^^^^^^^^^^^^^^ help: try: `"["`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stdout]    = note: `#[warn(clippy::cmp_owned)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/validator.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 i = i + 1;
[INFO] [stdout]    |                 ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates an owned instance just for comparison
[INFO] [stdout]   --> src/validator.rs:89:58
[INFO] [stdout]    |
[INFO] [stdout] 89 |             if tree[i].value.clone().unwrap_or("".to_string()) == "]".to_string() {
[INFO] [stdout]    |                                                                   ^^^^^^^^^^^^^^^ help: try: `"]"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/validator.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 91 |                 i = i + 1;
[INFO] [stdout]    |                 ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates an owned instance just for comparison
[INFO] [stdout]   --> src/validator.rs:93:65
[INFO] [stdout]    |
[INFO] [stdout] 93 |             } else if tree[i].value.clone().unwrap_or("".to_string()) == ",".to_string() {
[INFO] [stdout]    |                                                                          ^^^^^^^^^^^^^^^ help: try: `","`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/validator.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 95 |                 i = i + 1;
[INFO] [stdout]    |                 ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/formatter.rs:56:2
[INFO] [stdout]    |
[INFO] [stdout] 56 |     return output;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 56 -     return output;
[INFO] [stdout] 56 +     output
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/formatter.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 |             i = i + 1;
[INFO] [stdout]    |             ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates an owned instance just for comparison
[INFO] [stdout]   --> src/formatter.rs:31:93
[INFO] [stdout]    |
[INFO] [stdout] 31 |         if (tree[i].class == Class::LITERAL || tree[i].class == Class::BOOLEAN) && current_key != "".to_string() {
[INFO] [stdout]    |                                                                                                   ^^^^^^^^^^^^^^ help: try: `""`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/formatter.rs:34:4
[INFO] [stdout]    |
[INFO] [stdout] 34 |             i = i + 1;
[INFO] [stdout]    |             ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates an owned instance just for comparison
[INFO] [stdout]   --> src/formatter.rs:38:58
[INFO] [stdout]    |
[INFO] [stdout] 38 | ...   if tree[i].class == Class::SEPARATOR && current_key != "".to_string() && tree[i].value.clone().unwrap_or("".to_string()) == "[...
[INFO] [stdout]    |                                                              ^^^^^^^^^^^^^^ help: try: `""`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates an owned instance just for comparison
[INFO] [stdout]   --> src/formatter.rs:38:127
[INFO] [stdout]    |
[INFO] [stdout] 38 | ...e[i].value.clone().unwrap_or("".to_string()) == "[".to_string() {
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^ help: try: `"["`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/formatter.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |                 i = i + 1;
[INFO] [stdout]    |                 ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/formatter.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |                 current_index = current_index + 1;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `current_index += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/formatter.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |                 i = i + 1;
[INFO] [stdout]    |                 ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates an owned instance just for comparison
[INFO] [stdout]   --> src/formatter.rs:45:96
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 if tree[i].class == Class::SEPARATOR && tree[i].value.clone().unwrap_or("".to_string()) == ",".to_string() {
[INFO] [stdout]    |                                                                                                            ^^^^^^^^^^^^^^^ help: try: `","`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/formatter.rs:54:3
[INFO] [stdout]    |
[INFO] [stdout] 54 |         i = i + 1;
[INFO] [stdout]    |         ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/lib.rs:69:2
[INFO] [stdout]    |
[INFO] [stdout] 69 |     return Ok(output);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 69 -     return Ok(output);
[INFO] [stdout] 69 +     Ok(output)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: used `assert_eq!` with a literal bool
[INFO] [stdout]  --> tests/integration.rs:7:2
[INFO] [stdout]   |
[INFO] [stdout] 7 |     assert_eq!(result.is_none(), true);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_assert_comparison
[INFO] [stdout]   = note: `#[warn(clippy::bool_assert_comparison)]` on by default
[INFO] [stdout] help: replace it with `assert!(..)`
[INFO] [stdout]   |
[INFO] [stdout] 7 -     assert_eq!(result.is_none(), true);
[INFO] [stdout] 7 +     assert!(result.is_none());
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: used `assert_eq!` with a literal bool
[INFO] [stdout]   --> tests/integration.rs:14:2
[INFO] [stdout]    |
[INFO] [stdout] 14 |     assert_eq!(result.is_none(), true);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_assert_comparison
[INFO] [stdout] help: replace it with `assert!(..)`
[INFO] [stdout]    |
[INFO] [stdout] 14 -     assert_eq!(result.is_none(), true);
[INFO] [stdout] 14 +     assert!(result.is_none());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: used `assert_eq!` with a literal bool
[INFO] [stdout]   --> tests/integration.rs:22:2
[INFO] [stdout]    |
[INFO] [stdout] 22 |     assert_eq!(result.is_none(), true);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_assert_comparison
[INFO] [stdout] help: replace it with `assert!(..)`
[INFO] [stdout]    |
[INFO] [stdout] 22 -     assert_eq!(result.is_none(), true);
[INFO] [stdout] 22 +     assert!(result.is_none());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: used `assert_eq!` with a literal bool
[INFO] [stdout]   --> tests/integration.rs:30:2
[INFO] [stdout]    |
[INFO] [stdout] 30 |     assert_eq!(result.is_none(), true);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_assert_comparison
[INFO] [stdout] help: replace it with `assert!(..)`
[INFO] [stdout]    |
[INFO] [stdout] 30 -     assert_eq!(result.is_none(), true);
[INFO] [stdout] 30 +     assert!(result.is_none());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> tests/integration.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     if !(hashmap.get("key").unwrap() == "value") {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(hashmap.get("key").unwrap() != "value")`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]    = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `unwrap` on `result` after checking its variant with `is_some`
[INFO] [stdout]   --> tests/integration.rs:38:16
[INFO] [stdout]    |
[INFO] [stdout] 37 |     if result.is_some() {
[INFO] [stdout]    |     ------------------- help: try: `if let Some(<item>) = result`
[INFO] [stdout] 38 |         panic!("{}", result.unwrap());
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_unwrap
[INFO] [stdout]    = note: `#[warn(clippy::unnecessary_unwrap)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> tests/integration.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |     if !(hashmap.get("key").unwrap() == "true") || !(hashmap.get("key2").unwrap() == "false") {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(hashmap.get("key").unwrap() != "true")`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> tests/integration.rs:54:49
[INFO] [stdout]    |
[INFO] [stdout] 54 |     if !(hashmap.get("key").unwrap() == "true") || !(hashmap.get("key2").unwrap() == "false") {
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(hashmap.get("key2").unwrap() != "false")`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `unwrap` on `result` after checking its variant with `is_some`
[INFO] [stdout]   --> tests/integration.rs:51:16
[INFO] [stdout]    |
[INFO] [stdout] 50 |     if result.is_some() {
[INFO] [stdout]    |     ------------------- help: try: `if let Some(<item>) = result`
[INFO] [stdout] 51 |         panic!("{}", result.unwrap());
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_unwrap
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> tests/integration.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     if !(hashmap.get("key").unwrap() == "4") || !(hashmap.get("key[0]").unwrap() == "value") || !(hashmap.get("key[1]").unwrap() == ...
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(hashmap.get("key").unwrap() != "4")`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> tests/integration.rs:67:46
[INFO] [stdout]    |
[INFO] [stdout] 67 | ...() == "4") || !(hashmap.get("key[0]").unwrap() == "value") || !(hashmap.get("key[1]").unwrap() == "150") || !(hashmap.get("key[2]...
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(hashmap.get("key[0]").unwrap() != "value")`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> tests/integration.rs:67:94
[INFO] [stdout]    |
[INFO] [stdout] 67 | ... == "value") || !(hashmap.get("key[1]").unwrap() == "150") || !(hashmap.get("key[2]").unwrap() == "-30") || !(hashmap.get("key[3]...
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(hashmap.get("key[1]").unwrap() != "150")`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> tests/integration.rs:67:140
[INFO] [stdout]    |
[INFO] [stdout] 67 | ...() == "150") || !(hashmap.get("key[2]").unwrap() == "-30") || !(hashmap.get("key[3]").unwrap() == "\"value") {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(hashmap.get("key[2]").unwrap() != "-30")`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> tests/integration.rs:67:186
[INFO] [stdout]    |
[INFO] [stdout] 67 | ...= "-30") || !(hashmap.get("key[3]").unwrap() == "\"value") {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(hashmap.get("key[3]").unwrap() != "\"value")`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `unwrap` on `result` after checking its variant with `is_some`
[INFO] [stdout]   --> tests/integration.rs:64:16
[INFO] [stdout]    |
[INFO] [stdout] 63 |     if result.is_some() {
[INFO] [stdout]    |     ------------------- help: try: `if let Some(<item>) = result`
[INFO] [stdout] 64 |         panic!("{}", result.unwrap());
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_unwrap
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> tests/integration.rs:81:5
[INFO] [stdout]    |
[INFO] [stdout] 81 |     if !(hashmap.get("key").unwrap() == "value") {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(hashmap.get("key").unwrap() != "value")`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `unwrap` on `result` after checking its variant with `is_some`
[INFO] [stdout]   --> tests/integration.rs:78:16
[INFO] [stdout]    |
[INFO] [stdout] 77 |     if result.is_some() {
[INFO] [stdout]    |     ------------------- help: try: `if let Some(<item>) = result`
[INFO] [stdout] 78 |         panic!("{}", result.unwrap());
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_unwrap
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> tests/integration.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 |     if !(hashmap.get("🦀").unwrap() == "value") {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(hashmap.get("🦀").unwrap() != "value")`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `unwrap` on `result` after checking its variant with `is_some`
[INFO] [stdout]   --> tests/integration.rs:91:16
[INFO] [stdout]    |
[INFO] [stdout] 90 |     if result.is_some() {
[INFO] [stdout]    |     ------------------- help: try: `if let Some(<item>) = result`
[INFO] [stdout] 91 |         panic!("{}", result.unwrap());
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_unwrap
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]  --> src/lexer.rs:6:2
[INFO] [stdout]   |
[INFO] [stdout] 6 |     return tokenize(source);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout]   = note: `#[warn(clippy::needless_return)]` on by default
[INFO] [stdout] help: remove `return`
[INFO] [stdout]   |
[INFO] [stdout] 6 -     return tokenize(source);
[INFO] [stdout] 6 +     tokenize(source)
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/lexer.rs:164:2
[INFO] [stdout]     |
[INFO] [stdout] 164 |     return tree;
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 164 -     return tree;
[INFO] [stdout] 164 +     tree
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/lexer.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |                 i = i + 1;
[INFO] [stdout]    |                 ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout]    = note: `#[warn(clippy::assign_op_pattern)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison to empty slice
[INFO] [stdout]   --> src/lexer.rs:51:7
[INFO] [stdout]    |
[INFO] [stdout] 51 |             if words[i].replace(" ","") == "" {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `words[i].replace(" ","").is_empty()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#comparison_to_empty
[INFO] [stdout]    = note: `#[warn(clippy::comparison_to_empty)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/lexer.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 i = i + 1;
[INFO] [stdout]    |                 ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/lexer.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 59 |                 i = i + 1;
[INFO] [stdout]    |                 ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/lexer.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 i = i + 1;
[INFO] [stdout]    |                 ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/lexer.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 73 |                 i = i + 1;
[INFO] [stdout]    |                 ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/lexer.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 |                 i = i + 1;
[INFO] [stdout]    |                 ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/lexer.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |                 i = i + 1;
[INFO] [stdout]    |                 ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]    --> src/lexer.rs:102:5
[INFO] [stdout]     |
[INFO] [stdout] 102 |                 i = i + 2;
[INFO] [stdout]     |                 ^^^^^^^^^ help: replace it with: `i += 2`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]    --> src/lexer.rs:109:5
[INFO] [stdout]     |
[INFO] [stdout] 109 |                 i = i + 1;
[INFO] [stdout]     |                 ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]    --> src/lexer.rs:119:6
[INFO] [stdout]     |
[INFO] [stdout] 119 |                     i = i + 1;
[INFO] [stdout]     |                     ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]    --> src/lexer.rs:126:7
[INFO] [stdout]     |
[INFO] [stdout] 126 |                         i = i + 1;
[INFO] [stdout]     |                         ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]    --> src/lexer.rs:136:6
[INFO] [stdout]     |
[INFO] [stdout] 136 |                     i = i + 1;
[INFO] [stdout]     |                     ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]    --> src/lexer.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 i = i + 1;
[INFO] [stdout]     |                 ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]    --> src/lexer.rs:153:4
[INFO] [stdout]     |
[INFO] [stdout] 153 |             i = i + 1;
[INFO] [stdout]     |             ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `IDENTIFIER` contains a capitalized acronym
[INFO] [stdout]  --> src/validator.rs:7:2
[INFO] [stdout]   |
[INFO] [stdout] 7 |     IDENTIFIER,
[INFO] [stdout]   |     ^^^^^^^^^^ help: consider making the acronym lowercase, except the initial letter: `Identifier`
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout]   = note: `#[warn(clippy::upper_case_acronyms)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `EQUALS` contains a capitalized acronym
[INFO] [stdout]  --> src/validator.rs:8:2
[INFO] [stdout]   |
[INFO] [stdout] 8 |     EQUALS,
[INFO] [stdout]   |     ^^^^^^ help: consider making the acronym lowercase, except the initial letter: `Equals`
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `NEWLINE` contains a capitalized acronym
[INFO] [stdout]  --> src/validator.rs:9:2
[INFO] [stdout]   |
[INFO] [stdout] 9 |     NEWLINE,
[INFO] [stdout]   |     ^^^^^^^ help: consider making the acronym lowercase, except the initial letter: `Newline`
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `LITERALORSEPARATOR` contains a capitalized acronym
[INFO] [stdout]   --> src/validator.rs:10:2
[INFO] [stdout]    |
[INFO] [stdout] 10 |     LITERALORSEPARATOR,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^ help: consider making the acronym lowercase, except the initial letter: `Literalorseparator`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `LITERAL` contains a capitalized acronym
[INFO] [stdout]   --> src/validator.rs:11:2
[INFO] [stdout]    |
[INFO] [stdout] 11 |     LITERAL,
[INFO] [stdout]    |     ^^^^^^^ help: consider making the acronym lowercase, except the initial letter: `Literal`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `SEPARATOR` contains a capitalized acronym
[INFO] [stdout]   --> src/validator.rs:12:2
[INFO] [stdout]    |
[INFO] [stdout] 12 |     SEPARATOR,
[INFO] [stdout]    |     ^^^^^^^^^ help: consider making the acronym lowercase, except the initial letter: `Separator`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/validator.rs:108:2
[INFO] [stdout]     |
[INFO] [stdout] 108 |     return None;
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 108 -     return None;
[INFO] [stdout] 108 +     None
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/validator.rs:26:23
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn validate(tree: &Vec<Token>) -> Option<String> {
[INFO] [stdout]    |                       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout]    = note: `#[warn(clippy::ptr_arg)]` on by default
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 26 - pub fn validate(tree: &Vec<Token>) -> Option<String> {
[INFO] [stdout] 26 + pub fn validate(tree: &[Token]) -> Option<String> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/validator.rs:33:4
[INFO] [stdout]    |
[INFO] [stdout] 33 |             i = i + 1;
[INFO] [stdout]    |             ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/validator.rs:34:4
[INFO] [stdout]    |
[INFO] [stdout] 34 |             line = line + 1;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^ help: replace it with: `line += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/validator.rs:39:4
[INFO] [stdout]    |
[INFO] [stdout] 39 |             i = i + 1;
[INFO] [stdout]    |             ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/validator.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 |             line = line + 1;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^ help: replace it with: `line += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/validator.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 |             i = i + 1;
[INFO] [stdout]    |             ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/validator.rs:55:4
[INFO] [stdout]    |
[INFO] [stdout] 55 |             i = i + 1;
[INFO] [stdout]    |             ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/validator.rs:64:4
[INFO] [stdout]    |
[INFO] [stdout] 64 |             i = i + 1;
[INFO] [stdout]    |             ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/validator.rs:70:4
[INFO] [stdout]    |
[INFO] [stdout] 70 |             i = i + 1;
[INFO] [stdout]    |             ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates an owned instance just for comparison
[INFO] [stdout]   --> src/validator.rs:76:58
[INFO] [stdout]    |
[INFO] [stdout] 76 |             if tree[i].value.clone().unwrap_or("".to_string()) == "[".to_string() {
[INFO] [stdout]    |                                                                   ^^^^^^^^^^^^^^^ help: try: `"["`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stdout]    = note: `#[warn(clippy::cmp_owned)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/validator.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 i = i + 1;
[INFO] [stdout]    |                 ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates an owned instance just for comparison
[INFO] [stdout]   --> src/validator.rs:89:58
[INFO] [stdout]    |
[INFO] [stdout] 89 |             if tree[i].value.clone().unwrap_or("".to_string()) == "]".to_string() {
[INFO] [stdout]    |                                                                   ^^^^^^^^^^^^^^^ help: try: `"]"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/validator.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 91 |                 i = i + 1;
[INFO] [stdout]    |                 ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates an owned instance just for comparison
[INFO] [stdout]   --> src/validator.rs:93:65
[INFO] [stdout]    |
[INFO] [stdout] 93 |             } else if tree[i].value.clone().unwrap_or("".to_string()) == ",".to_string() {
[INFO] [stdout]    |                                                                          ^^^^^^^^^^^^^^^ help: try: `","`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/validator.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 95 |                 i = i + 1;
[INFO] [stdout]    |                 ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/formatter.rs:56:2
[INFO] [stdout]    |
[INFO] [stdout] 56 |     return output;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 56 -     return output;
[INFO] [stdout] 56 +     output
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/formatter.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 |             i = i + 1;
[INFO] [stdout]    |             ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates an owned instance just for comparison
[INFO] [stdout]   --> src/formatter.rs:31:93
[INFO] [stdout]    |
[INFO] [stdout] 31 |         if (tree[i].class == Class::LITERAL || tree[i].class == Class::BOOLEAN) && current_key != "".to_string() {
[INFO] [stdout]    |                                                                                                   ^^^^^^^^^^^^^^ help: try: `""`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/formatter.rs:34:4
[INFO] [stdout]    |
[INFO] [stdout] 34 |             i = i + 1;
[INFO] [stdout]    |             ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates an owned instance just for comparison
[INFO] [stdout]   --> src/formatter.rs:38:58
[INFO] [stdout]    |
[INFO] [stdout] 38 | ...   if tree[i].class == Class::SEPARATOR && current_key != "".to_string() && tree[i].value.clone().unwrap_or("".to_string()) == "[...
[INFO] [stdout]    |                                                              ^^^^^^^^^^^^^^ help: try: `""`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates an owned instance just for comparison
[INFO] [stdout]   --> src/formatter.rs:38:127
[INFO] [stdout]    |
[INFO] [stdout] 38 | ...e[i].value.clone().unwrap_or("".to_string()) == "[".to_string() {
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^ help: try: `"["`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/formatter.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |                 i = i + 1;
[INFO] [stdout]    |                 ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/formatter.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |                 current_index = current_index + 1;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `current_index += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/formatter.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |                 i = i + 1;
[INFO] [stdout]    |                 ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates an owned instance just for comparison
[INFO] [stdout]   --> src/formatter.rs:45:96
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 if tree[i].class == Class::SEPARATOR && tree[i].value.clone().unwrap_or("".to_string()) == ",".to_string() {
[INFO] [stdout]    |                                                                                                            ^^^^^^^^^^^^^^^ help: try: `","`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/formatter.rs:54:3
[INFO] [stdout]    |
[INFO] [stdout] 54 |         i = i + 1;
[INFO] [stdout]    |         ^^^^^^^^^ help: replace it with: `i += 1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/lib.rs:69:2
[INFO] [stdout]    |
[INFO] [stdout] 69 |     return Ok(output);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 69 -     return Ok(output);
[INFO] [stdout] 69 +     Ok(output)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: used `assert_eq!` with a literal bool
[INFO] [stdout]   --> src/validator_tests.rs:11:2
[INFO] [stdout]    |
[INFO] [stdout] 11 |     assert_eq!(result.is_none(), true);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_assert_comparison
[INFO] [stdout]    = note: `#[warn(clippy::bool_assert_comparison)]` on by default
[INFO] [stdout] help: replace it with `assert!(..)`
[INFO] [stdout]    |
[INFO] [stdout] 11 -     assert_eq!(result.is_none(), true);
[INFO] [stdout] 11 +     assert!(result.is_none());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: used `assert_eq!` with a literal bool
[INFO] [stdout]   --> src/validator_tests.rs:22:2
[INFO] [stdout]    |
[INFO] [stdout] 22 |     assert_eq!(result.is_none(), true);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_assert_comparison
[INFO] [stdout] help: replace it with `assert!(..)`
[INFO] [stdout]    |
[INFO] [stdout] 22 -     assert_eq!(result.is_none(), true);
[INFO] [stdout] 22 +     assert!(result.is_none());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: used `assert_eq!` with a literal bool
[INFO] [stdout]   --> src/validator_tests.rs:32:2
[INFO] [stdout]    |
[INFO] [stdout] 32 |     assert_eq!(result.is_none(), true);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_assert_comparison
[INFO] [stdout] help: replace it with `assert!(..)`
[INFO] [stdout]    |
[INFO] [stdout] 32 -     assert_eq!(result.is_none(), true);
[INFO] [stdout] 32 +     assert!(result.is_none());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: used `assert_eq!` with a literal bool
[INFO] [stdout]   --> src/validator_tests.rs:46:2
[INFO] [stdout]    |
[INFO] [stdout] 46 |     assert_eq!(result.is_none(), true);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_assert_comparison
[INFO] [stdout] help: replace it with `assert!(..)`
[INFO] [stdout]    |
[INFO] [stdout] 46 -     assert_eq!(result.is_none(), true);
[INFO] [stdout] 46 +     assert!(result.is_none());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: used `assert_eq!` with a literal bool
[INFO] [stdout]   --> src/validator_tests.rs:63:2
[INFO] [stdout]    |
[INFO] [stdout] 63 |     assert_eq!(result.is_none(), true);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_assert_comparison
[INFO] [stdout] help: replace it with `assert!(..)`
[INFO] [stdout]    |
[INFO] [stdout] 63 -     assert_eq!(result.is_none(), true);
[INFO] [stdout] 63 +     assert!(result.is_none());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: used `assert_eq!` with a literal bool
[INFO] [stdout]   --> src/validator_tests.rs:83:2
[INFO] [stdout]    |
[INFO] [stdout] 83 |     assert_eq!(result.is_none(), true);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_assert_comparison
[INFO] [stdout] help: replace it with `assert!(..)`
[INFO] [stdout]    |
[INFO] [stdout] 83 -     assert_eq!(result.is_none(), true);
[INFO] [stdout] 83 +     assert!(result.is_none());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: used `assert_eq!` with a literal bool
[INFO] [stdout]   --> src/validator_tests.rs:93:2
[INFO] [stdout]    |
[INFO] [stdout] 93 |     assert_eq!(result.is_none(), true);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_assert_comparison
[INFO] [stdout] help: replace it with `assert!(..)`
[INFO] [stdout]    |
[INFO] [stdout] 93 -     assert_eq!(result.is_none(), true);
[INFO] [stdout] 93 +     assert!(result.is_none());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: used `assert_eq!` with a literal bool
[INFO] [stdout]    --> src/validator_tests.rs:104:2
[INFO] [stdout]     |
[INFO] [stdout] 104 |     assert_eq!(result.is_none(), true);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_assert_comparison
[INFO] [stdout] help: replace it with `assert!(..)`
[INFO] [stdout]     |
[INFO] [stdout] 104 -     assert_eq!(result.is_none(), true);
[INFO] [stdout] 104 +     assert!(result.is_none());
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: used `assert_eq!` with a literal bool
[INFO] [stdout]    --> src/validator_tests.rs:120:2
[INFO] [stdout]     |
[INFO] [stdout] 120 |     assert_eq!(result.is_none(), true);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_assert_comparison
[INFO] [stdout] help: replace it with `assert!(..)`
[INFO] [stdout]     |
[INFO] [stdout] 120 -     assert_eq!(result.is_none(), true);
[INFO] [stdout] 120 +     assert!(result.is_none());
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: used `assert_eq!` with a literal bool
[INFO] [stdout]    --> src/validator_tests.rs:134:2
[INFO] [stdout]     |
[INFO] [stdout] 134 |     assert_eq!(result.is_none(), true);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_assert_comparison
[INFO] [stdout] help: replace it with `assert!(..)`
[INFO] [stdout]     |
[INFO] [stdout] 134 -     assert_eq!(result.is_none(), true);
[INFO] [stdout] 134 +     assert!(result.is_none());
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: used `assert_eq!` with a literal bool
[INFO] [stdout]    --> src/validator_tests.rs:148:2
[INFO] [stdout]     |
[INFO] [stdout] 148 |     assert_eq!(result.is_none(), true);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_assert_comparison
[INFO] [stdout] help: replace it with `assert!(..)`
[INFO] [stdout]     |
[INFO] [stdout] 148 -     assert_eq!(result.is_none(), true);
[INFO] [stdout] 148 +     assert!(result.is_none());
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/formatter_tests.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     if !(tree.get("key").unwrap() == "value") || !(tree.get("key2").unwrap() == "value2") {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(tree.get("key").unwrap() != "value")`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]    = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/formatter_tests.rs:38:47
[INFO] [stdout]    |
[INFO] [stdout] 38 |     if !(tree.get("key").unwrap() == "value") || !(tree.get("key2").unwrap() == "value2") {
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(tree.get("key2").unwrap() != "value2")`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/formatter_tests.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     if !(tree.get("key[0]").unwrap() == "value") || !(tree.get("key[1]").unwrap() == "6") || !(tree.get("key").unwrap() == "2") {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(tree.get("key[0]").unwrap() != "value")`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/formatter_tests.rs:56:50
[INFO] [stdout]    |
[INFO] [stdout] 56 |     if !(tree.get("key[0]").unwrap() == "value") || !(tree.get("key[1]").unwrap() == "6") || !(tree.get("key").unwrap() == "2") {
[INFO] [stdout]    |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(tree.get("key[1]").unwrap() != "6")`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/formatter_tests.rs:56:91
[INFO] [stdout]    |
[INFO] [stdout] 56 |     if !(tree.get("key[0]").unwrap() == "value") || !(tree.get("key[1]").unwrap() == "6") || !(tree.get("key").unwrap() == "2") {
[INFO] [stdout]    |                                                                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(tree.get("key").unwrap() != "2")`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "8b39e3ba7c417d8c150c0cc377533a44f5725dda461496012399ab0e57aae040", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b39e3ba7c417d8c150c0cc377533a44f5725dda461496012399ab0e57aae040", kill_on_drop: false }`
[INFO] [stdout] 8b39e3ba7c417d8c150c0cc377533a44f5725dda461496012399ab0e57aae040