[INFO] fetching crate rquery 0.4.1...
[INFO] building rquery-0.4.1 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate rquery 0.4.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate rquery 0.4.1 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rquery 0.4.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rquery 0.4.1
[INFO] tweaked toml for crates.io crate rquery 0.4.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] [stderr]       Adding xml-rs v0.7.0 (available: v0.8.24)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: An explicit [[test]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other test targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a test target:
[INFO] [stderr] 
[INFO] [stderr] * tests/document_test.rs
[INFO] [stderr] * tests/selector_test.rs
[INFO] [stderr] * tests/querying_by_selectors_test.rs
[INFO] [stderr] * tests/element_test.rs
[INFO] [stderr] * tests/xml_document_test.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a test target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autotests = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29c95145b96cfb577c6ee2b162a38f82efe175ef03dcac04d02e9ddc4b2b71a2
[INFO] running `Command { std: "docker" "start" "-a" "29c95145b96cfb577c6ee2b162a38f82efe175ef03dcac04d02e9ddc4b2b71a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29c95145b96cfb577c6ee2b162a38f82efe175ef03dcac04d02e9ddc4b2b71a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29c95145b96cfb577c6ee2b162a38f82efe175ef03dcac04d02e9ddc4b2b71a2", kill_on_drop: false }`
[INFO] [stdout] 29c95145b96cfb577c6ee2b162a38f82efe175ef03dcac04d02e9ddc4b2b71a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e66892292ecea7fb8a4b5c77bac1c72c23ae3e51227db18025ae3cf345074b26
[INFO] running `Command { std: "docker" "start" "-a" "e66892292ecea7fb8a4b5c77bac1c72c23ae3e51227db18025ae3cf345074b26", kill_on_drop: false }`
[INFO] [stderr] warning: An explicit [[test]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other test targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a test target:
[INFO] [stderr] 
[INFO] [stderr] * tests/document_test.rs
[INFO] [stderr] * tests/selector_test.rs
[INFO] [stderr] * tests/querying_by_selectors_test.rs
[INFO] [stderr] * tests/element_test.rs
[INFO] [stderr] * tests/xml_document_test.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a test target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autotests = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling rquery v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:92:67
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub fn select_all<'a>(&'a self, selector: &str) -> Result<Box<Iterator<Item=&'a Element> + 'a>, SelectError> {
[INFO] [stdout]    |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub fn select_all<'a>(&'a self, selector: &str) -> Result<Box<dyn Iterator<Item=&'a Element> + 'a>, SelectError> {
[INFO] [stdout]    |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:144:47
[INFO] [stdout]     |
[INFO] [stdout] 144 |     pub fn children_iter<'a>(&'a self) -> Box<Iterator<Item=&'a Element> + 'a> {
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 144 |     pub fn children_iter<'a>(&'a self) -> Box<dyn Iterator<Item=&'a Element> + 'a> {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:154:52
[INFO] [stdout]     |
[INFO] [stdout] 154 |     pub fn children_deep_iter<'a>(&'a self) -> Box<Iterator<Item=&'a Element> + 'a> {
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 154 |     pub fn children_deep_iter<'a>(&'a self) -> Box<dyn Iterator<Item=&'a Element> + 'a> {
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/document/mod.rs:119:67
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn select_all<'a>(&'a self, selector: &str) -> Result<Box<Iterator<Item=&'a Element> + 'a>, SelectError> {
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn select_all<'a>(&'a self, selector: &str) -> Result<Box<dyn Iterator<Item=&'a Element> + 'a>, SelectError> {
[INFO] [stdout]     |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:96:43
[INFO] [stdout]    |
[INFO] [stdout] 96 |                 let initial_iterator: Box<Iterator<Item=&'a Element>> = Box::new(once(self));
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 96 |                 let initial_iterator: Box<dyn Iterator<Item=&'a Element>> = Box::new(once(self));
[INFO] [stdout]    |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a variant
[INFO] [stdout]   --> src/document/mod.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     UnableToOpenFile(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 | #![warn(missing_docs)]
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a variant
[INFO] [stdout]   --> src/document/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     ParseError(String),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "e66892292ecea7fb8a4b5c77bac1c72c23ae3e51227db18025ae3cf345074b26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e66892292ecea7fb8a4b5c77bac1c72c23ae3e51227db18025ae3cf345074b26", kill_on_drop: false }`
[INFO] [stdout] e66892292ecea7fb8a4b5c77bac1c72c23ae3e51227db18025ae3cf345074b26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4ffafa9088c9518d709e281f2b0ce7fbdf971060250c49617875c395595d3ee
[INFO] running `Command { std: "docker" "start" "-a" "d4ffafa9088c9518d709e281f2b0ce7fbdf971060250c49617875c395595d3ee", kill_on_drop: false }`
[INFO] [stderr] warning: An explicit [[test]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other test targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a test target:
[INFO] [stderr] 
[INFO] [stderr] * tests/document_test.rs
[INFO] [stderr] * tests/selector_test.rs
[INFO] [stderr] * tests/querying_by_selectors_test.rs
[INFO] [stderr] * tests/element_test.rs
[INFO] [stderr] * tests/xml_document_test.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a test target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autotests = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:92:67
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub fn select_all<'a>(&'a self, selector: &str) -> Result<Box<Iterator<Item=&'a Element> + 'a>, SelectError> {
[INFO] [stdout]    |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub fn select_all<'a>(&'a self, selector: &str) -> Result<Box<dyn Iterator<Item=&'a Element> + 'a>, SelectError> {
[INFO] [stdout]    |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:144:47
[INFO] [stdout]     |
[INFO] [stdout] 144 |     pub fn children_iter<'a>(&'a self) -> Box<Iterator<Item=&'a Element> + 'a> {
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 144 |     pub fn children_iter<'a>(&'a self) -> Box<dyn Iterator<Item=&'a Element> + 'a> {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:154:52
[INFO] [stdout]     |
[INFO] [stdout] 154 |     pub fn children_deep_iter<'a>(&'a self) -> Box<Iterator<Item=&'a Element> + 'a> {
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 154 |     pub fn children_deep_iter<'a>(&'a self) -> Box<dyn Iterator<Item=&'a Element> + 'a> {
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/document/mod.rs:119:67
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn select_all<'a>(&'a self, selector: &str) -> Result<Box<Iterator<Item=&'a Element> + 'a>, SelectError> {
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn select_all<'a>(&'a self, selector: &str) -> Result<Box<dyn Iterator<Item=&'a Element> + 'a>, SelectError> {
[INFO] [stdout]     |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:96:43
[INFO] [stdout]    |
[INFO] [stdout] 96 |                 let initial_iterator: Box<Iterator<Item=&'a Element>> = Box::new(once(self));
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 96 |                 let initial_iterator: Box<dyn Iterator<Item=&'a Element>> = Box::new(once(self));
[INFO] [stdout]    |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rquery v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: missing documentation for a variant
[INFO] [stdout]   --> src/document/mod.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     UnableToOpenFile(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 | #![warn(missing_docs)]
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a variant
[INFO] [stdout]   --> src/document/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     ParseError(String),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:92:67
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub fn select_all<'a>(&'a self, selector: &str) -> Result<Box<Iterator<Item=&'a Element> + 'a>, SelectError> {
[INFO] [stdout]    |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub fn select_all<'a>(&'a self, selector: &str) -> Result<Box<dyn Iterator<Item=&'a Element> + 'a>, SelectError> {
[INFO] [stdout]    |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:144:47
[INFO] [stdout]     |
[INFO] [stdout] 144 |     pub fn children_iter<'a>(&'a self) -> Box<Iterator<Item=&'a Element> + 'a> {
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 144 |     pub fn children_iter<'a>(&'a self) -> Box<dyn Iterator<Item=&'a Element> + 'a> {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:154:52
[INFO] [stdout]     |
[INFO] [stdout] 154 |     pub fn children_deep_iter<'a>(&'a self) -> Box<Iterator<Item=&'a Element> + 'a> {
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 154 |     pub fn children_deep_iter<'a>(&'a self) -> Box<dyn Iterator<Item=&'a Element> + 'a> {
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/document/mod.rs:119:67
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn select_all<'a>(&'a self, selector: &str) -> Result<Box<Iterator<Item=&'a Element> + 'a>, SelectError> {
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn select_all<'a>(&'a self, selector: &str) -> Result<Box<dyn Iterator<Item=&'a Element> + 'a>, SelectError> {
[INFO] [stdout]     |                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:96:43
[INFO] [stdout]    |
[INFO] [stdout] 96 |                 let initial_iterator: Box<Iterator<Item=&'a Element>> = Box::new(once(self));
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 96 |                 let initial_iterator: Box<dyn Iterator<Item=&'a Element>> = Box::new(once(self));
[INFO] [stdout]    |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]  --> tests/selector_test.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 9 |         panic!(format!("Did not match tag name \"{}\"", tag_name));
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]   = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]   = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]   |
[INFO] [stdout] 9 -         panic!(format!("Did not match tag name \"{}\"", tag_name));
[INFO] [stdout] 9 +         panic!("Did not match tag name \"{}\"", tag_name);
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a variant
[INFO] [stdout]   --> src/document/mod.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     UnableToOpenFile(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 | #![warn(missing_docs)]
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a variant
[INFO] [stdout]   --> src/document/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     ParseError(String),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "d4ffafa9088c9518d709e281f2b0ce7fbdf971060250c49617875c395595d3ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4ffafa9088c9518d709e281f2b0ce7fbdf971060250c49617875c395595d3ee", kill_on_drop: false }`
[INFO] [stdout] d4ffafa9088c9518d709e281f2b0ce7fbdf971060250c49617875c395595d3ee