[INFO] fetching crate stdweb 0.4.20...
[INFO] testing stdweb-0.4.20 against 1.47.0 for beta-1.48-1
[INFO] extracting crate stdweb 0.4.20 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate stdweb 0.4.20 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stdweb 0.4.20
[INFO] finished tweaking crates.io crate stdweb 0.4.20
[INFO] tweaked toml for crates.io crate stdweb 0.4.20 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b667270436ace945ab2ff740a5daa6571d1e48c9becd461ef39d667fb2a6edc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6b667270436ace945ab2ff740a5daa6571d1e48c9becd461ef39d667fb2a6edc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b667270436ace945ab2ff740a5daa6571d1e48c9becd461ef39d667fb2a6edc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b667270436ace945ab2ff740a5daa6571d1e48c9becd461ef39d667fb2a6edc", kill_on_drop: false }`
[INFO] [stdout] 6b667270436ace945ab2ff740a5daa6571d1e48c9becd461ef39d667fb2a6edc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54cbb27e21c2d70ad56f9f81398bc63462a633e80f5eda2c95d4ae6b7e786cfd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "54cbb27e21c2d70ad56f9f81398bc63462a633e80f5eda2c95d4ae6b7e786cfd", kill_on_drop: false }`
[INFO] [stderr]    Compiling stdweb-internal-runtime v0.1.5
[INFO] [stderr]    Compiling discard v1.0.4
[INFO] [stderr]    Compiling stdweb v0.4.20 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling stdweb-derive v0.5.3
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.9
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ecosystem/serde.rs:171:35
[INFO] [stdout]     |
[INFO] [stdout] 171 |                     let mut map = try!( serializer.serialize_map( Some( value.len() ) ) );
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ecosystem/serde.rs:173:25
[INFO] [stdout]     |
[INFO] [stdout] 173 |                         try!( map.serialize_key( &key ) );
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ecosystem/serde.rs:174:25
[INFO] [stdout]     |
[INFO] [stdout] 174 |                         try!( map.serialize_value( &value ) );
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ecosystem/serde.rs:179:31
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     let map = try!( serializer.serialize_map( None ) );
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/webapi/node.rs:347:1
[INFO] [stdout]     |
[INFO] [stdout] 347 | /// Errors thrown by `Node` insertion methods.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/webapi/element.rs:318:1
[INFO] [stdout]     |
[INFO] [stdout] 318 | /// Errors thrown by `Element::insert_adjacent_html`.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/webapi/web_socket.rs:280:1
[INFO] [stdout]     |
[INFO] [stdout] 280 | /// Errors thrown by `WebSocket::new`.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/webapi/web_socket.rs:286:1
[INFO] [stdout]     |
[INFO] [stdout] 286 | /// Errors thrown by `WebSocket::close_with_status`.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Promise`, `TypedPromise`
[INFO] [stdout]  --> src/webapi/document.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | use webcore::promise::{Promise, TypedPromise};
[INFO] [stdout]   |                        ^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `webapi::error::TypeError`
[INFO] [stdout]  --> src/webapi/document.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use webapi::error::TypeError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Promise`, `TypedPromise`
[INFO] [stdout]  --> src/webapi/element.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | use webcore::promise::{Promise, TypedPromise};
[INFO] [stdout]   |                        ^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `webapi::error::TypeError`
[INFO] [stdout]  --> src/webapi/element.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use webapi::error::TypeError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/webcore/number.rs:36:23
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let message = error::Error::description( self );
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 437 | untagged_boilerplate!( test_undefined, as_undefined, Tag::Undefined, SerializedUntaggedUndefined );
[INFO] [stdout]     | --------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 438 | untagged_boilerplate!( test_null, as_null, Tag::Null, SerializedUntaggedNull );
[INFO] [stdout]     | ------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 439 | untagged_boilerplate!( test_i32, as_i32, Tag::I32, SerializedUntaggedI32 );
[INFO] [stdout]     | --------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 440 | untagged_boilerplate!( test_f64, as_f64, Tag::F64, SerializedUntaggedF64 );
[INFO] [stdout]     | --------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 441 | untagged_boilerplate!( test_true, as_true, Tag::True, SerializedUntaggedTrue );
[INFO] [stdout]     | ------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 442 | untagged_boilerplate!( test_false, as_false, Tag::False, SerializedUntaggedFalse );
[INFO] [stdout]     | ----------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 443 | untagged_boilerplate!( test_object, as_object, Tag::Object, SerializedUntaggedObject );
[INFO] [stdout]     | --------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 444 | untagged_boilerplate!( test_string, as_string, Tag::Str, SerializedUntaggedString );
[INFO] [stdout]     | ------------------------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 445 | untagged_boilerplate!( test_array, as_array, Tag::Array, SerializedUntaggedArray );
[INFO] [stdout]     | ----------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 446 | untagged_boilerplate!( test_symbol, as_symbol, Tag::Symbol, SerializedUntaggedSymbol );
[INFO] [stdout]     | --------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 447 | untagged_boilerplate!( test_reference, as_reference, Tag::Reference, SerializedUntaggedReference );
[INFO] [stdout]     | --------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 448 | untagged_boilerplate!( test_function, as_function, Tag::Function, SerializedUntaggedFunction );
[INFO] [stdout]     | ----------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 449 | untagged_boilerplate!( test_function_mut, as_function_mut, Tag::FunctionMut, SerializedUntaggedFunctionMut );
[INFO] [stdout]     | ------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 450 | untagged_boilerplate!( test_function_once, as_function_once, Tag::FunctionOnce, SerializedUntaggedFunctionOnce );
[INFO] [stdout]     | ----------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 451 | untagged_boilerplate!( test_unsafe_typed_array, as_unsafe_typed_array, Tag::UnsafeTypedArray, SerializedUntaggedUnsafeTypedArray );
[INFO] [stdout]     | ----------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/ecosystem/serde.rs:331:23
[INFO] [stdout]     |
[INFO] [stdout] 331 |         let message = error::Error::description( self );
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/webcore/value.rs:869:75
[INFO] [stdout]     |
[INFO] [stdout] 869 |             ConversionError::NumericConversionError( ref inner ) => inner.description(),
[INFO] [stdout]     |                                                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/ecosystem/serde.rs:340:78
[INFO] [stdout]     |
[INFO] [stdout] 340 |             ConversionErrorKind::NumberConversionError( ref error ) => error.description(),
[INFO] [stdout]     |                                                                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/webcore/promise.rs:315:19
[INFO] [stdout]     |
[INFO] [stdout] 315 |     pub(crate) fn new( promise: Promise ) -> Self {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 437 | untagged_boilerplate!( test_undefined, as_undefined, Tag::Undefined, SerializedUntaggedUndefined );
[INFO] [stdout]     | --------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 438 | untagged_boilerplate!( test_null, as_null, Tag::Null, SerializedUntaggedNull );
[INFO] [stdout]     | ------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 439 | untagged_boilerplate!( test_i32, as_i32, Tag::I32, SerializedUntaggedI32 );
[INFO] [stdout]     | --------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 440 | untagged_boilerplate!( test_f64, as_f64, Tag::F64, SerializedUntaggedF64 );
[INFO] [stdout]     | --------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 441 | untagged_boilerplate!( test_true, as_true, Tag::True, SerializedUntaggedTrue );
[INFO] [stdout]     | ------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 442 | untagged_boilerplate!( test_false, as_false, Tag::False, SerializedUntaggedFalse );
[INFO] [stdout]     | ----------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 443 | untagged_boilerplate!( test_object, as_object, Tag::Object, SerializedUntaggedObject );
[INFO] [stdout]     | --------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 444 | untagged_boilerplate!( test_string, as_string, Tag::Str, SerializedUntaggedString );
[INFO] [stdout]     | ------------------------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 445 | untagged_boilerplate!( test_array, as_array, Tag::Array, SerializedUntaggedArray );
[INFO] [stdout]     | ----------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 446 | untagged_boilerplate!( test_symbol, as_symbol, Tag::Symbol, SerializedUntaggedSymbol );
[INFO] [stdout]     | --------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 447 | untagged_boilerplate!( test_reference, as_reference, Tag::Reference, SerializedUntaggedReference );
[INFO] [stdout]     | --------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 448 | untagged_boilerplate!( test_function, as_function, Tag::Function, SerializedUntaggedFunction );
[INFO] [stdout]     | ----------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 449 | untagged_boilerplate!( test_function_mut, as_function_mut, Tag::FunctionMut, SerializedUntaggedFunctionMut );
[INFO] [stdout]     | ------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 450 | untagged_boilerplate!( test_function_once, as_function_once, Tag::FunctionOnce, SerializedUntaggedFunctionOnce );
[INFO] [stdout]     | ----------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 451 | untagged_boilerplate!( test_unsafe_typed_array, as_unsafe_typed_array, Tag::UnsafeTypedArray, SerializedUntaggedUnsafeTypedArray );
[INFO] [stdout]     | ----------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 47 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.49s
[INFO] running `Command { std: "docker" "inspect" "54cbb27e21c2d70ad56f9f81398bc63462a633e80f5eda2c95d4ae6b7e786cfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54cbb27e21c2d70ad56f9f81398bc63462a633e80f5eda2c95d4ae6b7e786cfd", kill_on_drop: false }`
[INFO] [stdout] 54cbb27e21c2d70ad56f9f81398bc63462a633e80f5eda2c95d4ae6b7e786cfd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ccbf3cc9a862031773f84e9c2f5acee17e0cfa069678b87f5f3028f21a409fce
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ccbf3cc9a862031773f84e9c2f5acee17e0cfa069678b87f5f3028f21a409fce", kill_on_drop: false }`
[INFO] [stderr]    Compiling stdweb v0.4.20 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ecosystem/serde.rs:171:35
[INFO] [stdout]     |
[INFO] [stdout] 171 |                     let mut map = try!( serializer.serialize_map( Some( value.len() ) ) );
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ecosystem/serde.rs:173:25
[INFO] [stdout]     |
[INFO] [stdout] 173 |                         try!( map.serialize_key( &key ) );
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ecosystem/serde.rs:174:25
[INFO] [stdout]     |
[INFO] [stdout] 174 |                         try!( map.serialize_value( &value ) );
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ecosystem/serde.rs:179:31
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     let map = try!( serializer.serialize_map( None ) );
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/webapi/node.rs:347:1
[INFO] [stdout]     |
[INFO] [stdout] 347 | /// Errors thrown by `Node` insertion methods.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/webapi/element.rs:318:1
[INFO] [stdout]     |
[INFO] [stdout] 318 | /// Errors thrown by `Element::insert_adjacent_html`.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/webapi/web_socket.rs:280:1
[INFO] [stdout]     |
[INFO] [stdout] 280 | /// Errors thrown by `WebSocket::new`.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/webapi/web_socket.rs:286:1
[INFO] [stdout]     |
[INFO] [stdout] 286 | /// Errors thrown by `WebSocket::close_with_status`.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Promise`, `TypedPromise`
[INFO] [stdout]  --> src/webapi/document.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | use webcore::promise::{Promise, TypedPromise};
[INFO] [stdout]   |                        ^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `webapi::error::TypeError`
[INFO] [stdout]  --> src/webapi/document.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use webapi::error::TypeError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Promise`, `TypedPromise`
[INFO] [stdout]  --> src/webapi/element.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | use webcore::promise::{Promise, TypedPromise};
[INFO] [stdout]   |                        ^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `webapi::error::TypeError`
[INFO] [stdout]  --> src/webapi/element.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use webapi::error::TypeError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/webcore/number.rs:36:23
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let message = error::Error::description( self );
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 437 | untagged_boilerplate!( test_undefined, as_undefined, Tag::Undefined, SerializedUntaggedUndefined );
[INFO] [stdout]     | --------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 438 | untagged_boilerplate!( test_null, as_null, Tag::Null, SerializedUntaggedNull );
[INFO] [stdout]     | ------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 439 | untagged_boilerplate!( test_i32, as_i32, Tag::I32, SerializedUntaggedI32 );
[INFO] [stdout]     | --------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 440 | untagged_boilerplate!( test_f64, as_f64, Tag::F64, SerializedUntaggedF64 );
[INFO] [stdout]     | --------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 441 | untagged_boilerplate!( test_true, as_true, Tag::True, SerializedUntaggedTrue );
[INFO] [stdout]     | ------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 442 | untagged_boilerplate!( test_false, as_false, Tag::False, SerializedUntaggedFalse );
[INFO] [stdout]     | ----------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 443 | untagged_boilerplate!( test_object, as_object, Tag::Object, SerializedUntaggedObject );
[INFO] [stdout]     | --------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 444 | untagged_boilerplate!( test_string, as_string, Tag::Str, SerializedUntaggedString );
[INFO] [stdout]     | ------------------------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 445 | untagged_boilerplate!( test_array, as_array, Tag::Array, SerializedUntaggedArray );
[INFO] [stdout]     | ----------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 446 | untagged_boilerplate!( test_symbol, as_symbol, Tag::Symbol, SerializedUntaggedSymbol );
[INFO] [stdout]     | --------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 447 | untagged_boilerplate!( test_reference, as_reference, Tag::Reference, SerializedUntaggedReference );
[INFO] [stdout]     | --------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 448 | untagged_boilerplate!( test_function, as_function, Tag::Function, SerializedUntaggedFunction );
[INFO] [stdout]     | ----------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 449 | untagged_boilerplate!( test_function_mut, as_function_mut, Tag::FunctionMut, SerializedUntaggedFunctionMut );
[INFO] [stdout]     | ------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 450 | untagged_boilerplate!( test_function_once, as_function_once, Tag::FunctionOnce, SerializedUntaggedFunctionOnce );
[INFO] [stdout]     | ----------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 451 | untagged_boilerplate!( test_unsafe_typed_array, as_unsafe_typed_array, Tag::UnsafeTypedArray, SerializedUntaggedUnsafeTypedArray );
[INFO] [stdout]     | ----------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/ecosystem/serde.rs:331:23
[INFO] [stdout]     |
[INFO] [stdout] 331 |         let message = error::Error::description( self );
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/webcore/value.rs:869:75
[INFO] [stdout]     |
[INFO] [stdout] 869 |             ConversionError::NumericConversionError( ref inner ) => inner.description(),
[INFO] [stdout]     |                                                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/ecosystem/serde.rs:340:78
[INFO] [stdout]     |
[INFO] [stdout] 340 |             ConversionErrorKind::NumberConversionError( ref error ) => error.description(),
[INFO] [stdout]     |                                                                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/webcore/promise.rs:315:19
[INFO] [stdout]     |
[INFO] [stdout] 315 |     pub(crate) fn new( promise: Promise ) -> Self {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 437 | untagged_boilerplate!( test_undefined, as_undefined, Tag::Undefined, SerializedUntaggedUndefined );
[INFO] [stdout]     | --------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 438 | untagged_boilerplate!( test_null, as_null, Tag::Null, SerializedUntaggedNull );
[INFO] [stdout]     | ------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 439 | untagged_boilerplate!( test_i32, as_i32, Tag::I32, SerializedUntaggedI32 );
[INFO] [stdout]     | --------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 440 | untagged_boilerplate!( test_f64, as_f64, Tag::F64, SerializedUntaggedF64 );
[INFO] [stdout]     | --------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 441 | untagged_boilerplate!( test_true, as_true, Tag::True, SerializedUntaggedTrue );
[INFO] [stdout]     | ------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 442 | untagged_boilerplate!( test_false, as_false, Tag::False, SerializedUntaggedFalse );
[INFO] [stdout]     | ----------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 443 | untagged_boilerplate!( test_object, as_object, Tag::Object, SerializedUntaggedObject );
[INFO] [stdout]     | --------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 444 | untagged_boilerplate!( test_string, as_string, Tag::Str, SerializedUntaggedString );
[INFO] [stdout]     | ------------------------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 445 | untagged_boilerplate!( test_array, as_array, Tag::Array, SerializedUntaggedArray );
[INFO] [stdout]     | ----------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 446 | untagged_boilerplate!( test_symbol, as_symbol, Tag::Symbol, SerializedUntaggedSymbol );
[INFO] [stdout]     | --------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 447 | untagged_boilerplate!( test_reference, as_reference, Tag::Reference, SerializedUntaggedReference );
[INFO] [stdout]     | --------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 448 | untagged_boilerplate!( test_function, as_function, Tag::Function, SerializedUntaggedFunction );
[INFO] [stdout]     | ----------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 449 | untagged_boilerplate!( test_function_mut, as_function_mut, Tag::FunctionMut, SerializedUntaggedFunctionMut );
[INFO] [stdout]     | ------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 450 | untagged_boilerplate!( test_function_once, as_function_once, Tag::FunctionOnce, SerializedUntaggedFunctionOnce );
[INFO] [stdout]     | ----------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 451 | untagged_boilerplate!( test_unsafe_typed_array, as_unsafe_typed_array, Tag::UnsafeTypedArray, SerializedUntaggedUnsafeTypedArray );
[INFO] [stdout]     | ----------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 47 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ecosystem/serde.rs:171:35
[INFO] [stdout]     |
[INFO] [stdout] 171 |                     let mut map = try!( serializer.serialize_map( Some( value.len() ) ) );
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ecosystem/serde.rs:173:25
[INFO] [stdout]     |
[INFO] [stdout] 173 |                         try!( map.serialize_key( &key ) );
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ecosystem/serde.rs:174:25
[INFO] [stdout]     |
[INFO] [stdout] 174 |                         try!( map.serialize_value( &value ) );
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ecosystem/serde.rs:179:31
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     let map = try!( serializer.serialize_map( None ) );
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/webapi/node.rs:347:1
[INFO] [stdout]     |
[INFO] [stdout] 347 | /// Errors thrown by `Node` insertion methods.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/webapi/element.rs:318:1
[INFO] [stdout]     |
[INFO] [stdout] 318 | /// Errors thrown by `Element::insert_adjacent_html`.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/webapi/web_socket.rs:280:1
[INFO] [stdout]     |
[INFO] [stdout] 280 | /// Errors thrown by `WebSocket::new`.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/webapi/web_socket.rs:286:1
[INFO] [stdout]     |
[INFO] [stdout] 286 | /// Errors thrown by `WebSocket::close_with_status`.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Promise`, `TypedPromise`
[INFO] [stdout]  --> src/webapi/document.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | use webcore::promise::{Promise, TypedPromise};
[INFO] [stdout]   |                        ^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `webapi::error::TypeError`
[INFO] [stdout]  --> src/webapi/document.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use webapi::error::TypeError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Promise`, `TypedPromise`
[INFO] [stdout]  --> src/webapi/element.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | use webcore::promise::{Promise, TypedPromise};
[INFO] [stdout]   |                        ^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `webapi::error::TypeError`
[INFO] [stdout]  --> src/webapi/element.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use webapi::error::TypeError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/webcore/number.rs:36:23
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let message = error::Error::description( self );
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 437 | untagged_boilerplate!( test_undefined, as_undefined, Tag::Undefined, SerializedUntaggedUndefined );
[INFO] [stdout]     | --------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 438 | untagged_boilerplate!( test_null, as_null, Tag::Null, SerializedUntaggedNull );
[INFO] [stdout]     | ------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 439 | untagged_boilerplate!( test_i32, as_i32, Tag::I32, SerializedUntaggedI32 );
[INFO] [stdout]     | --------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 440 | untagged_boilerplate!( test_f64, as_f64, Tag::F64, SerializedUntaggedF64 );
[INFO] [stdout]     | --------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 441 | untagged_boilerplate!( test_true, as_true, Tag::True, SerializedUntaggedTrue );
[INFO] [stdout]     | ------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 442 | untagged_boilerplate!( test_false, as_false, Tag::False, SerializedUntaggedFalse );
[INFO] [stdout]     | ----------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 443 | untagged_boilerplate!( test_object, as_object, Tag::Object, SerializedUntaggedObject );
[INFO] [stdout]     | --------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 444 | untagged_boilerplate!( test_string, as_string, Tag::Str, SerializedUntaggedString );
[INFO] [stdout]     | ------------------------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 445 | untagged_boilerplate!( test_array, as_array, Tag::Array, SerializedUntaggedArray );
[INFO] [stdout]     | ----------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 446 | untagged_boilerplate!( test_symbol, as_symbol, Tag::Symbol, SerializedUntaggedSymbol );
[INFO] [stdout]     | --------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 447 | untagged_boilerplate!( test_reference, as_reference, Tag::Reference, SerializedUntaggedReference );
[INFO] [stdout]     | --------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 448 | untagged_boilerplate!( test_function, as_function, Tag::Function, SerializedUntaggedFunction );
[INFO] [stdout]     | ----------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 449 | untagged_boilerplate!( test_function_mut, as_function_mut, Tag::FunctionMut, SerializedUntaggedFunctionMut );
[INFO] [stdout]     | ------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 450 | untagged_boilerplate!( test_function_once, as_function_once, Tag::FunctionOnce, SerializedUntaggedFunctionOnce );
[INFO] [stdout]     | ----------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 451 | untagged_boilerplate!( test_unsafe_typed_array, as_unsafe_typed_array, Tag::UnsafeTypedArray, SerializedUntaggedUnsafeTypedArray );
[INFO] [stdout]     | ----------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/webapi/error.rs:86:20
[INFO] [stdout]    |
[INFO] [stdout] 86 |         assert_eq!(std::error::Error::description(&error), "Error");
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/ecosystem/serde.rs:331:23
[INFO] [stdout]     |
[INFO] [stdout] 331 |         let message = error::Error::description( self );
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/webcore/value.rs:869:75
[INFO] [stdout]     |
[INFO] [stdout] 869 |             ConversionError::NumericConversionError( ref inner ) => inner.description(),
[INFO] [stdout]     |                                                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/ecosystem/serde.rs:340:78
[INFO] [stdout]     |
[INFO] [stdout] 340 |             ConversionErrorKind::NumberConversionError( ref error ) => error.description(),
[INFO] [stdout]     |                                                                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `count`
[INFO] [stdout]     --> src/webcore/serialization.rs:1300:13
[INFO] [stdout]      |
[INFO] [stdout] 1300 |             count += 1;
[INFO] [stdout]      |             ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]      = help: did you mean to capture by reference instead?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/webcore/promise.rs:315:19
[INFO] [stdout]     |
[INFO] [stdout] 315 |     pub(crate) fn new( promise: Promise ) -> Self {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 437 | untagged_boilerplate!( test_undefined, as_undefined, Tag::Undefined, SerializedUntaggedUndefined );
[INFO] [stdout]     | --------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 438 | untagged_boilerplate!( test_null, as_null, Tag::Null, SerializedUntaggedNull );
[INFO] [stdout]     | ------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 439 | untagged_boilerplate!( test_i32, as_i32, Tag::I32, SerializedUntaggedI32 );
[INFO] [stdout]     | --------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 440 | untagged_boilerplate!( test_f64, as_f64, Tag::F64, SerializedUntaggedF64 );
[INFO] [stdout]     | --------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 441 | untagged_boilerplate!( test_true, as_true, Tag::True, SerializedUntaggedTrue );
[INFO] [stdout]     | ------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 442 | untagged_boilerplate!( test_false, as_false, Tag::False, SerializedUntaggedFalse );
[INFO] [stdout]     | ----------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 443 | untagged_boilerplate!( test_object, as_object, Tag::Object, SerializedUntaggedObject );
[INFO] [stdout]     | --------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 444 | untagged_boilerplate!( test_string, as_string, Tag::Str, SerializedUntaggedString );
[INFO] [stdout]     | ------------------------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 445 | untagged_boilerplate!( test_array, as_array, Tag::Array, SerializedUntaggedArray );
[INFO] [stdout]     | ----------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 446 | untagged_boilerplate!( test_symbol, as_symbol, Tag::Symbol, SerializedUntaggedSymbol );
[INFO] [stdout]     | --------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 447 | untagged_boilerplate!( test_reference, as_reference, Tag::Reference, SerializedUntaggedReference );
[INFO] [stdout]     | --------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 448 | untagged_boilerplate!( test_function, as_function, Tag::Function, SerializedUntaggedFunction );
[INFO] [stdout]     | ----------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 449 | untagged_boilerplate!( test_function_mut, as_function_mut, Tag::FunctionMut, SerializedUntaggedFunctionMut );
[INFO] [stdout]     | ------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 450 | untagged_boilerplate!( test_function_once, as_function_once, Tag::FunctionOnce, SerializedUntaggedFunctionOnce );
[INFO] [stdout]     | ----------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `webcore::serialization::SerializedValue` does not permit being left uninitialized
[INFO] [stdout]    --> src/webcore/serialization.rs:415:54
[INFO] [stdout]     |
[INFO] [stdout] 415 |                     let mut value: SerializedValue = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout] ...
[INFO] [stdout] 451 | untagged_boilerplate!( test_unsafe_typed_array, as_unsafe_typed_array, Tag::UnsafeTypedArray, SerializedUntaggedUnsafeTypedArray );
[INFO] [stdout]     | ----------------------------------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: enums have to be initialized to a variant
[INFO] [stdout]    --> src/webcore/serialization.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout] 34  | / pub enum Tag {
[INFO] [stdout] 35  | |     Undefined = 0,
[INFO] [stdout] 36  | |     Null = 1,
[INFO] [stdout] 37  | |     I32 = 2,
[INFO] [stdout] ...   |
[INFO] [stdout] 49  | |     Symbol = 15
[INFO] [stdout] 50  | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/stdweb-ec02c7dfa28bd0ac.stdweb.71qp1s54-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/stdweb-ec02c7dfa28bd0ac.stdweb.71qp1s54-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/stdweb-ec02c7dfa28bd0ac.stdweb.71qp1s54-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/stdweb-ec02c7dfa28bd0ac.stdweb.71qp1s54-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/stdweb-ec02c7dfa28bd0ac.stdweb.71qp1s54-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/stdweb-ec02c7dfa28bd0ac.stdweb.71qp1s54-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/stdweb-ec02c7dfa28bd0ac.stdweb.71qp1s54-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/stdweb-ec02c7dfa28bd0ac.stdweb.71qp1s54-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/stdweb-ec02c7dfa28bd0ac.stdweb.71qp1s54-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/stdweb-ec02c7dfa28bd0ac.stdweb.71qp1s54-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/stdweb-ec02c7dfa28bd0ac.stdweb.71qp1s54-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/stdweb-ec02c7dfa28bd0ac.stdweb.71qp1s54-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/stdweb-ec02c7dfa28bd0ac.stdweb.71qp1s54-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/stdweb-ec02c7dfa28bd0ac.stdweb.71qp1s54-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/stdweb-ec02c7dfa28bd0ac.stdweb.71qp1s54-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/stdweb-ec02c7dfa28bd0ac.stdweb.71qp1s54-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/stdweb-ec02c7dfa28bd0ac" "/opt/rustwide/target/debug/deps/stdweb-ec02c7dfa28bd0ac.498lf1qj48fia0er.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-1a99bd050f5bcac9.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libterm-c3c443d72de8b429.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-8b34c4c4a224fb59.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-b247e4f3706e4767.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-45a697d9a5a880a0.rlib" "/opt/rustwide/target/debug/deps/libdiscard-8c304c4ed57889f5.rlib" "/opt/rustwide/target/debug/deps/libstdweb_internal_runtime-aaac370e75a059d7.rlib" "/opt/rustwide/target/debug/deps/libserde_json-3adfb360689768b9.rlib" "/opt/rustwide/target/debug/deps/libryu-e4c369ce3a152f38.rlib" "/opt/rustwide/target/debug/deps/libitoa-d190c751dac5cda2.rlib" "/opt/rustwide/target/debug/deps/libserde-93f678746e69300c.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-f14aca24435a5414.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-48d342a8b48d1d01.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-14bc0820888c8eb3.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-9cbd9e217bff06bc.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-31826136df98934e.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-075976a117c8fd5d.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-2d5cbedfbf17a011.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-0474372ff08c5319.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-d437c34460d2315a.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-fb61ed1b8cc4de79.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-bf76d1b643bfc9f0.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-a1b53aa7fddcf418.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-28585e57fac45c73.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-64801769bc15ab28.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-541997b56bb98660.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-cdea3c81adab3d12.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-cd9f15a39fb65cbc.rlib" "-Wl,-Bdynamic" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/stdweb-ec02c7dfa28bd0ac.stdweb.71qp1s54-cgu.0.rcgu.o: in function `stdweb::webcore::serialization::deserialize_object_to_iter::snippet::__cargo_web_snippet_f814fda503cb20016f78481f85431d48a7c4e731':
[INFO] [stdout]           /opt/rustwide/workdir/src/webcore/macros.rs:32: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/stdweb-ec02c7dfa28bd0ac.stdweb.71qp1s54-cgu.0.rcgu.o: in function `stdweb::webcore::serialization::deserialize_array::snippet::__cargo_web_snippet_8c32019649bb581b1b742eeedfc410e2bedd56a6':
[INFO] [stdout]           /opt/rustwide/workdir/src/webcore/macros.rs:32: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/stdweb-ec02c7dfa28bd0ac.stdweb.71qp1s54-cgu.0.rcgu.o: in function `<stdweb::webcore::newtype::Newtype<(stdweb::webcore::serialization::FunctionTag,(A11,A12)),F> as stdweb::webcore::serialization::FuncallAdapter<F>>::funcall_adapter::snippet::__cargo_web_snippet_ff5103e6cc179d13b4c7a785bdce2708fd559fc0':
[INFO] [stdout]           /opt/rustwide/workdir/src/webcore/macros.rs:32: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/stdweb-ec02c7dfa28bd0ac.stdweb.71qp1s54-cgu.0.rcgu.o: in function `<stdweb::webcore::newtype::Newtype<(stdweb::webcore::serialization::FunctionTag,(A12,)),F> as stdweb::webcore::serialization::FuncallAdapter<F>>::funcall_adapter::snippet::__cargo_web_snippet_ff5103e6cc179d13b4c7a785bdce2708fd559fc0':
[INFO] [stdout]           /opt/rustwide/workdir/src/webcore/macros.rs:32: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/stdweb-ec02c7dfa28bd0ac.stdweb.71qp1s54-cgu.0.rcgu.o: in function `<stdweb::webcore::newtype::Newtype<(stdweb::webcore::serialization::FunctionTag,(A12,)),stdweb::webcore::mutfn::Mut<F>> as stdweb::webcore::serialization::FuncallAdapter<F>>::funcall_adapter::snippet::__cargo_web_snippet_ff5103e6cc179d13b4c7a785bdce2708fd559fc0':
[INFO] [stdout]           /opt/rustwide/workdir/src/webcore/macros.rs:32: undefined reference to `emscripten_asm_const_int'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/stdweb-ec02c7dfa28bd0ac.stdweb.71qp1s54-cgu.0.rcgu.o:/opt/rustwide/workdir/src/webcore/macros.rs:32: more undefined references to `emscripten_asm_const_int' follow
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 49 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stdweb`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "ccbf3cc9a862031773f84e9c2f5acee17e0cfa069678b87f5f3028f21a409fce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccbf3cc9a862031773f84e9c2f5acee17e0cfa069678b87f5f3028f21a409fce", kill_on_drop: false }`
[INFO] [stdout] ccbf3cc9a862031773f84e9c2f5acee17e0cfa069678b87f5f3028f21a409fce
