[INFO] crate folia 0.0.2 is already in cache
[INFO] checking folia-0.0.2 against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] extracting crate folia 0.0.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate folia 0.0.2 on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate folia 0.0.2
[INFO] finished tweaking crates.io crate folia 0.0.2
[INFO] tweaked toml for crates.io crate folia 0.0.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate folia 0.0.2 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bc0ecad665a23551438d4dae3dfc5e45bfb8fc60a85f6f17a59b11cdb46c59ac
[INFO] running `"docker" "start" "-a" "bc0ecad665a23551438d4dae3dfc5e45bfb8fc60a85f6f17a59b11cdb46c59ac"`
[INFO] [stderr]    Compiling proc-macro2 v1.0.3
[INFO] [stderr]     Checking quick-xml v0.16.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling strum_macros v0.16.0
[INFO] [stderr]     Checking folia v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:81:49
[INFO] [stderr]    |
[INFO] [stderr] 81 |             FoliaError::IoError(ref err) => err.description(),
[INFO] [stderr]    |                                                 ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/error.rs:128:43
[INFO] [stderr]     |
[INFO] [stderr] 128 |                 write!(f, "[{}] {}", self.description(),  err)
[INFO] [stderr]     |                                           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:81:49
[INFO] [stderr]    |
[INFO] [stderr] 81 |             FoliaError::IoError(ref err) => err.description(),
[INFO] [stderr]    |                                                 ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/error.rs:128:43
[INFO] [stderr]     |
[INFO] [stderr] 128 |                 write!(f, "[{}] {}", self.description(),  err)
[INFO] [stderr]     |                                           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]   --> src/store.rs:32:30
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn assign_key(&mut self, key: Key) {
[INFO] [stderr]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `context`
[INFO] [stderr]   --> src/store.rs:52:39
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn encode(&mut self, mut item: T, context: Option<Key>) -> Result<T,FoliaError> {
[INFO] [stderr]    |                                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]   --> src/text.rs:64:13
[INFO] [stderr]    |
[INFO] [stderr] 64 |         let key = self.key().ok_or(FoliaError::KeyError("Element has no key".to_string()))?;
[INFO] [stderr]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `submetadata_type` is assigned to, but never used
[INFO] [stderr]    --> src/parser.rs:161:37
[INFO] [stderr]     |
[INFO] [stderr] 161 | ...                   let mut submetadata_type: Option<String> = None;
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: consider using `_submetadata_type` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `submetadata_type` is never read
[INFO] [stderr]    --> src/parser.rs:170:45
[INFO] [stderr]     |
[INFO] [stderr] 170 | ...                   submetadata_type = Some(value.clone());
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tagstring`
[INFO] [stderr]    --> src/serialiser.rs:212:46
[INFO] [stderr]     |
[INFO] [stderr] 212 |                 if let Some((end,elementtype,tagstring)) = stack.pop() {
[INFO] [stderr]     |                                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tagstring`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tagstring`
[INFO] [stderr]    --> src/serialiser.rs:299:44
[INFO] [stderr]     |
[INFO] [stderr] 299 |         while let Some((end, _elementtype, tagstring)) = stack.pop() {
[INFO] [stderr]     |                                            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tagstring`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/store.rs:52:26
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn encode(&mut self, mut item: T, context: Option<Key>) -> Result<T,FoliaError> {
[INFO] [stderr]    |                          ----^^^^
[INFO] [stderr]    |                          |
[INFO] [stderr]    |                          help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]   --> src/store.rs:32:30
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn assign_key(&mut self, key: Key) {
[INFO] [stderr]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `context`
[INFO] [stderr]   --> src/store.rs:52:39
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn encode(&mut self, mut item: T, context: Option<Key>) -> Result<T,FoliaError> {
[INFO] [stderr]    |                                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]   --> src/text.rs:64:13
[INFO] [stderr]    |
[INFO] [stderr] 64 |         let key = self.key().ok_or(FoliaError::KeyError("Element has no key".to_string()))?;
[INFO] [stderr]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `submetadata_type` is assigned to, but never used
[INFO] [stderr]    --> src/parser.rs:161:37
[INFO] [stderr]     |
[INFO] [stderr] 161 | ...                   let mut submetadata_type: Option<String> = None;
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: consider using `_submetadata_type` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `submetadata_type` is never read
[INFO] [stderr]    --> src/parser.rs:170:45
[INFO] [stderr]     |
[INFO] [stderr] 170 | ...                   submetadata_type = Some(value.clone());
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tagstring`
[INFO] [stderr]    --> src/serialiser.rs:212:46
[INFO] [stderr]     |
[INFO] [stderr] 212 |                 if let Some((end,elementtype,tagstring)) = stack.pop() {
[INFO] [stderr]     |                                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tagstring`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tagstring`
[INFO] [stderr]    --> src/serialiser.rs:299:44
[INFO] [stderr]     |
[INFO] [stderr] 299 |         while let Some((end, _elementtype, tagstring)) = stack.pop() {
[INFO] [stderr]     |                                            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tagstring`
[INFO] [stderr] 
[INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable
[INFO] [stderr]    --> src/document.rs:508:38
[INFO] [stderr]     |
[INFO] [stderr] 506 |                         let parent = self.get_elementdata(parent_key).ok_or( FoliaError::InternalError("Context for feature does not exist!".to_string()))?;
[INFO] [stderr]     |                                      ---- immutable borrow occurs here
[INFO] [stderr] 507 | 
[INFO] [stderr] 508 |                         let deckey = self.declare(parent.elementtype.annotationtype().expect(format!("Unwrapping annotation type of parent {}", element.elementtype).as_str() ), &element.set().unwrap().map(|s| s.to_string()),  &None, &None)?;
[INFO] [stderr]     |                                      ^^^^         ------------------ immutable borrow later used here
[INFO] [stderr]     |                                      |
[INFO] [stderr]     |                                      mutable borrow occurs here
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stderr]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stderr]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/store.rs:52:26
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn encode(&mut self, mut item: T, context: Option<Key>) -> Result<T,FoliaError> {
[INFO] [stderr]    |                          ----^^^^
[INFO] [stderr]    |                          |
[INFO] [stderr]    |                          help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable
[INFO] [stderr]    --> src/document.rs:508:38
[INFO] [stderr]     |
[INFO] [stderr] 506 |                         let parent = self.get_elementdata(parent_key).ok_or( FoliaError::InternalError("Context for feature does not exist!".to_string()))?;
[INFO] [stderr]     |                                      ---- immutable borrow occurs here
[INFO] [stderr] 507 | 
[INFO] [stderr] 508 |                         let deckey = self.declare(parent.elementtype.annotationtype().expect(format!("Unwrapping annotation type of parent {}", element.elementtype).as_str() ), &element.set().unwrap().map(|s| s.to_string()),  &None, &None)?;
[INFO] [stderr]     |                                      ^^^^         ------------------ immutable borrow later used here
[INFO] [stderr]     |                                      |
[INFO] [stderr]     |                                      mutable borrow occurs here
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stderr]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stderr]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> tests/main.rs:318:79
[INFO] [stderr]     |
[INFO] [stderr] 318 |             if let Some(word) = doc.get_element_by_id("example.p.1.s.1.w.1") {;
[INFO] [stderr]     |                                                                               ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/bin/foliabenchmarkr.rs:18:29
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let mut data = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/bin/foliabenchmarkr.rs:18:29
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let mut data = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `count` is assigned to, but never used
[INFO] [stderr]    --> src/bin/foliabenchmarkr.rs:105:21
[INFO] [stderr]     |
[INFO] [stderr] 105 |             let mut count = 0;
[INFO] [stderr]     |                     ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]     = note: consider using `_count` instead
[INFO] [stderr] 
[INFO] [stderr] warning: variable `count` is assigned to, but never used
[INFO] [stderr]    --> src/bin/foliabenchmarkr.rs:105:21
[INFO] [stderr]     |
[INFO] [stderr] 105 |             let mut count = 0;
[INFO] [stderr]     |                     ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]     = note: consider using `_count` instead
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.68s
[INFO] running `"docker" "inspect" "bc0ecad665a23551438d4dae3dfc5e45bfb8fc60a85f6f17a59b11cdb46c59ac"`
[INFO] running `"docker" "rm" "-f" "bc0ecad665a23551438d4dae3dfc5e45bfb8fc60a85f6f17a59b11cdb46c59ac"`
[INFO] [stdout] bc0ecad665a23551438d4dae3dfc5e45bfb8fc60a85f6f17a59b11cdb46c59ac
