[INFO] crate opencorpora 0.2.0 is already in cache
[INFO] extracting crate opencorpora 0.2.0 into work/ex/clippy-test-run/sources/stable/reg/opencorpora/0.2.0
[INFO] extracting crate opencorpora 0.2.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/opencorpora/0.2.0
[INFO] validating manifest of opencorpora-0.2.0 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 opencorpora-0.2.0 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 opencorpora-0.2.0
[INFO] finished frobbing opencorpora-0.2.0
[INFO] frobbed toml for opencorpora-0.2.0 written to work/ex/clippy-test-run/sources/stable/reg/opencorpora/0.2.0/Cargo.toml
[INFO] started frobbing opencorpora-0.2.0
[INFO] finished frobbing opencorpora-0.2.0
[INFO] frobbed toml for opencorpora-0.2.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/opencorpora/0.2.0/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 opencorpora-0.2.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-1/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/opencorpora/0.2.0:/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] a63081086bcc7c43ef6c234e4226db4a7a2b4d00874634cb93406ef3ffcb8f57
[INFO] running `"docker" "start" "-a" "a63081086bcc7c43ef6c234e4226db4a7a2b4d00874634cb93406ef3ffcb8f57"`
[INFO] [stderr]     Checking encoding_rs v0.7.2
[INFO] [stderr]     Checking quick-xml v0.10.1
[INFO] [stderr]     Checking opencorpora v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/lib.rs:87:9
[INFO] [stderr]     |
[INFO] [stderr] 87  | /         match name {
[INFO] [stderr] 88  | |             b"type" => match &*value {
[INFO] [stderr] 89  | |                 b"lemma" => {
[INFO] [stderr] 90  | |                     return Ok(RestrictionScope::Lemma);
[INFO] [stderr] ...   |
[INFO] [stderr] 101 | |             _ => (),
[INFO] [stderr] 102 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 87  |         if let b"type" = name { match &*value {
[INFO] [stderr] 88  |     b"lemma" => {
[INFO] [stderr] 89  |         return Ok(RestrictionScope::Lemma);
[INFO] [stderr] 90  |     }
[INFO] [stderr] 91  |     b"form" => {
[INFO] [stderr] 92  |         return Ok(RestrictionScope::Form);
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: the function has a cyclomatic complexity of 62
[INFO] [stderr]    --> src/lib.rs:131:5
[INFO] [stderr]     |
[INFO] [stderr] 131 | /     pub fn read_from_xml<R: std::io::Read>(r: R) -> Result<Dict> {
[INFO] [stderr] 132 | |         use std::io::BufReader;
[INFO] [stderr] 133 | |         use std::rc::Rc;
[INFO] [stderr] 134 | |         use std::str;
[INFO] [stderr] ...   |
[INFO] [stderr] 493 | |         }
[INFO] [stderr] 494 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cyclomatic_complexity)] on by default
[INFO] [stderr]     = help: you could split it up into multiple smaller functions
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cyclomatic_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/lib.rs:162:25
[INFO] [stderr]     |
[INFO] [stderr] 162 | /                         match name {
[INFO] [stderr] 163 | |                             b"v" => {
[INFO] [stderr] 164 | |                                 let grammeme = get_grammeme(&grammeme_by_name, &value)?;
[INFO] [stderr] 165 | |                                 current_lemma.grammemes.push(grammeme);
[INFO] [stderr] 166 | |                             }
[INFO] [stderr] 167 | |                             _ => (),
[INFO] [stderr] 168 | |                         }
[INFO] [stderr]     | |_________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 162 |                         if let b"v" = name {
[INFO] [stderr] 163 |     let grammeme = get_grammeme(&grammeme_by_name, &value)?;
[INFO] [stderr] 164 |     current_lemma.grammemes.push(grammeme);
[INFO] [stderr] 165 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/lib.rs:172:25
[INFO] [stderr]     |
[INFO] [stderr] 172 | /                         match name {
[INFO] [stderr] 173 | |                             b"v" => {
[INFO] [stderr] 174 | |                                 let grammeme = get_grammeme(&grammeme_by_name, &value)?;
[INFO] [stderr] 175 | |                                 current_form.grammemes.push(grammeme);
[INFO] [stderr] 176 | |                             }
[INFO] [stderr] 177 | |                             _ => (),
[INFO] [stderr] 178 | |                         }
[INFO] [stderr]     | |_________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 172 |                         if let b"v" = name {
[INFO] [stderr] 173 |     let grammeme = get_grammeme(&grammeme_by_name, &value)?;
[INFO] [stderr] 174 |     current_form.grammemes.push(grammeme);
[INFO] [stderr] 175 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/lib.rs:243:29
[INFO] [stderr]     |
[INFO] [stderr] 243 | /                             match name {
[INFO] [stderr] 244 | |                                 b"parent" => {
[INFO] [stderr] 245 | |                                     if value.is_empty() {
[INFO] [stderr] 246 | |                                         current_grammeme.parent = None;
[INFO] [stderr] ...   |
[INFO] [stderr] 251 | |                                 _ => (),
[INFO] [stderr] 252 | |                             }
[INFO] [stderr]     | |_____________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 243 |                             if let b"parent" = name {
[INFO] [stderr] 244 |     if value.is_empty() {
[INFO] [stderr] 245 |         current_grammeme.parent = None;
[INFO] [stderr] 246 |     } else {
[INFO] [stderr] 247 |         current_grammeme.parent = Some(string_from_bytes(&value)?);
[INFO] [stderr] 248 |     }
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/lib.rs:331:29
[INFO] [stderr]     |
[INFO] [stderr] 331 | /                             match name {
[INFO] [stderr] 332 | |                                 b"t" => {
[INFO] [stderr] 333 | |                                     current_lemma.word = string_from_bytes(&value)?;
[INFO] [stderr] 334 | |                                 }
[INFO] [stderr] 335 | |                                 _ => (),
[INFO] [stderr] 336 | |                             }
[INFO] [stderr]     | |_____________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 331 |                             if let b"t" = name {
[INFO] [stderr] 332 |     current_lemma.word = string_from_bytes(&value)?;
[INFO] [stderr] 333 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/lib.rs:345:29
[INFO] [stderr]     |
[INFO] [stderr] 345 | /                             match name {
[INFO] [stderr] 346 | |                                 b"t" => {
[INFO] [stderr] 347 | |                                     current_form.word = string_from_bytes(&value)?;
[INFO] [stderr] 348 | |                                 }
[INFO] [stderr] 349 | |                                 _ => (),
[INFO] [stderr] 350 | |                             }
[INFO] [stderr]     | |_____________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 345 |                             if let b"t" = name {
[INFO] [stderr] 346 |     current_form.word = string_from_bytes(&value)?;
[INFO] [stderr] 347 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/lib.rs:362:29
[INFO] [stderr]     |
[INFO] [stderr] 362 | /                             match name {
[INFO] [stderr] 363 | |                                 b"id" => {
[INFO] [stderr] 364 | |                                     current_link_kind.id = integer_from_bytes(&value)?;
[INFO] [stderr] 365 | |                                 }
[INFO] [stderr] 366 | |                                 _ => (),
[INFO] [stderr] 367 | |                             }
[INFO] [stderr]     | |_____________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 362 |                             if let b"id" = name {
[INFO] [stderr] 363 |     current_link_kind.id = integer_from_bytes(&value)?;
[INFO] [stderr] 364 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/lib.rs:87:9
[INFO] [stderr]     |
[INFO] [stderr] 87  | /         match name {
[INFO] [stderr] 88  | |             b"type" => match &*value {
[INFO] [stderr] 89  | |                 b"lemma" => {
[INFO] [stderr] 90  | |                     return Ok(RestrictionScope::Lemma);
[INFO] [stderr] ...   |
[INFO] [stderr] 101 | |             _ => (),
[INFO] [stderr] 102 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 87  |         if let b"type" = name { match &*value {
[INFO] [stderr] 88  |     b"lemma" => {
[INFO] [stderr] 89  |         return Ok(RestrictionScope::Lemma);
[INFO] [stderr] 90  |     }
[INFO] [stderr] 91  |     b"form" => {
[INFO] [stderr] 92  |         return Ok(RestrictionScope::Form);
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: the function has a cyclomatic complexity of 62
[INFO] [stderr]    --> src/lib.rs:131:5
[INFO] [stderr]     |
[INFO] [stderr] 131 | /     pub fn read_from_xml<R: std::io::Read>(r: R) -> Result<Dict> {
[INFO] [stderr] 132 | |         use std::io::BufReader;
[INFO] [stderr] 133 | |         use std::rc::Rc;
[INFO] [stderr] 134 | |         use std::str;
[INFO] [stderr] ...   |
[INFO] [stderr] 493 | |         }
[INFO] [stderr] 494 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cyclomatic_complexity)] on by default
[INFO] [stderr]     = help: you could split it up into multiple smaller functions
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cyclomatic_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/lib.rs:162:25
[INFO] [stderr]     |
[INFO] [stderr] 162 | /                         match name {
[INFO] [stderr] 163 | |                             b"v" => {
[INFO] [stderr] 164 | |                                 let grammeme = get_grammeme(&grammeme_by_name, &value)?;
[INFO] [stderr] 165 | |                                 current_lemma.grammemes.push(grammeme);
[INFO] [stderr] 166 | |                             }
[INFO] [stderr] 167 | |                             _ => (),
[INFO] [stderr] 168 | |                         }
[INFO] [stderr]     | |_________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 162 |                         if let b"v" = name {
[INFO] [stderr] 163 |     let grammeme = get_grammeme(&grammeme_by_name, &value)?;
[INFO] [stderr] 164 |     current_lemma.grammemes.push(grammeme);
[INFO] [stderr] 165 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/lib.rs:172:25
[INFO] [stderr]     |
[INFO] [stderr] 172 | /                         match name {
[INFO] [stderr] 173 | |                             b"v" => {
[INFO] [stderr] 174 | |                                 let grammeme = get_grammeme(&grammeme_by_name, &value)?;
[INFO] [stderr] 175 | |                                 current_form.grammemes.push(grammeme);
[INFO] [stderr] 176 | |                             }
[INFO] [stderr] 177 | |                             _ => (),
[INFO] [stderr] 178 | |                         }
[INFO] [stderr]     | |_________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 172 |                         if let b"v" = name {
[INFO] [stderr] 173 |     let grammeme = get_grammeme(&grammeme_by_name, &value)?;
[INFO] [stderr] 174 |     current_form.grammemes.push(grammeme);
[INFO] [stderr] 175 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/lib.rs:243:29
[INFO] [stderr]     |
[INFO] [stderr] 243 | /                             match name {
[INFO] [stderr] 244 | |                                 b"parent" => {
[INFO] [stderr] 245 | |                                     if value.is_empty() {
[INFO] [stderr] 246 | |                                         current_grammeme.parent = None;
[INFO] [stderr] ...   |
[INFO] [stderr] 251 | |                                 _ => (),
[INFO] [stderr] 252 | |                             }
[INFO] [stderr]     | |_____________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 243 |                             if let b"parent" = name {
[INFO] [stderr] 244 |     if value.is_empty() {
[INFO] [stderr] 245 |         current_grammeme.parent = None;
[INFO] [stderr] 246 |     } else {
[INFO] [stderr] 247 |         current_grammeme.parent = Some(string_from_bytes(&value)?);
[INFO] [stderr] 248 |     }
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/lib.rs:331:29
[INFO] [stderr]     |
[INFO] [stderr] 331 | /                             match name {
[INFO] [stderr] 332 | |                                 b"t" => {
[INFO] [stderr] 333 | |                                     current_lemma.word = string_from_bytes(&value)?;
[INFO] [stderr] 334 | |                                 }
[INFO] [stderr] 335 | |                                 _ => (),
[INFO] [stderr] 336 | |                             }
[INFO] [stderr]     | |_____________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 331 |                             if let b"t" = name {
[INFO] [stderr] 332 |     current_lemma.word = string_from_bytes(&value)?;
[INFO] [stderr] 333 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/lib.rs:345:29
[INFO] [stderr]     |
[INFO] [stderr] 345 | /                             match name {
[INFO] [stderr] 346 | |                                 b"t" => {
[INFO] [stderr] 347 | |                                     current_form.word = string_from_bytes(&value)?;
[INFO] [stderr] 348 | |                                 }
[INFO] [stderr] 349 | |                                 _ => (),
[INFO] [stderr] 350 | |                             }
[INFO] [stderr]     | |_____________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 345 |                             if let b"t" = name {
[INFO] [stderr] 346 |     current_form.word = string_from_bytes(&value)?;
[INFO] [stderr] 347 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/lib.rs:362:29
[INFO] [stderr]     |
[INFO] [stderr] 362 | /                             match name {
[INFO] [stderr] 363 | |                                 b"id" => {
[INFO] [stderr] 364 | |                                     current_link_kind.id = integer_from_bytes(&value)?;
[INFO] [stderr] 365 | |                                 }
[INFO] [stderr] 366 | |                                 _ => (),
[INFO] [stderr] 367 | |                             }
[INFO] [stderr]     | |_____________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 362 |                             if let b"id" = name {
[INFO] [stderr] 363 |     current_link_kind.id = integer_from_bytes(&value)?;
[INFO] [stderr] 364 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.47s
[INFO] running `"docker" "inspect" "a63081086bcc7c43ef6c234e4226db4a7a2b4d00874634cb93406ef3ffcb8f57"`
[INFO] running `"docker" "rm" "-f" "a63081086bcc7c43ef6c234e4226db4a7a2b4d00874634cb93406ef3ffcb8f57"`
[INFO] [stdout] a63081086bcc7c43ef6c234e4226db4a7a2b4d00874634cb93406ef3ffcb8f57