[INFO] fetching crate an-rope 0.3.1...
[INFO] building an-rope-0.3.1 against try#9b5e8b16bd1c4acf4cf8e6880368314cf021a987+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate an-rope 0.3.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate an-rope 0.3.1 on toolchain 9b5e8b16bd1c4acf4cf8e6880368314cf021a987
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate an-rope 0.3.1
[INFO] finished tweaking crates.io crate an-rope 0.3.1
[INFO] tweaked toml for crates.io crate an-rope 0.3.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 52 packages to latest compatible versions
[INFO] [stderr]       Adding clippy v0.0.106 (available: v0.0.302)
[INFO] [stderr]       Adding quickcheck v0.3.2 (available: v1.0.3)
[INFO] [stderr]       Adding tendril v0.2.4 (available: v0.4.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ddd24fea51473e49cea1acf69b7dd45e5ad4fcab1289e9d4f4aa12ba0d423b5
[INFO] running `Command { std: "docker" "start" "-a" "6ddd24fea51473e49cea1acf69b7dd45e5ad4fcab1289e9d4f4aa12ba0d423b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ddd24fea51473e49cea1acf69b7dd45e5ad4fcab1289e9d4f4aa12ba0d423b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ddd24fea51473e49cea1acf69b7dd45e5ad4fcab1289e9d4f4aa12ba0d423b5", kill_on_drop: false }`
[INFO] [stdout] 6ddd24fea51473e49cea1acf69b7dd45e5ad4fcab1289e9d4f4aa12ba0d423b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7b6a7589c17408f88a6159b0ddd42aa3b6fbe99a7305f6f413c9b012d5e1ed0
[INFO] running `Command { std: "docker" "start" "-a" "a7b6a7589c17408f88a6159b0ddd42aa3b6fbe99a7305f6f413c9b012d5e1ed0", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling macro-attr v0.2.0
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling newtype_derive v0.1.6
[INFO] [stderr]    Compiling an-rope v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: multiple lines skipped by escaped newline
[INFO] [stdout]    --> src/lib.rs:817:23
[INFO] [stdout]     |
[INFO] [stdout] 817 |                `self`.\n\
[INFO] [stdout]     |  _______________________^
[INFO] [stdout] 818 | |
[INFO] [stdout] 819 | |              [graphemes]: \
[INFO] [stdout]     | |_____________^ skipping everything up to and including this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple lines skipped by escaped newline
[INFO] [stdout]    --> src/lib.rs:832:72
[INFO] [stdout]     |
[INFO] [stdout] 832 |               (http://www.unicode.org/reports/tr29/#Word_Boundaries).\n\n\
[INFO] [stdout]     |  ________________________________________________________________________^
[INFO] [stdout] 833 | |
[INFO] [stdout] 834 | |             Here, \"words\" are just those substrings which, after splitting on\
[INFO] [stdout]     | |____________^ skipping everything up to and including this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple lines skipped by escaped newline
[INFO] [stdout]    --> src/internals/mod.rs:551:26
[INFO] [stdout]     |
[INFO] [stdout] 551 |                  subrope \n\
[INFO] [stdout]     |  __________________________^
[INFO] [stdout] 552 | |
[INFO] [stdout] 553 | |                \nAs a Rope consists of a sequence of bytes, we can iterate \
[INFO] [stdout]     | |_______________^ skipping everything up to and including this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple lines skipped by escaped newline
[INFO] [stdout]    --> src/internals/mod.rs:558:26
[INFO] [stdout]     |
[INFO] [stdout] 558 |                  subrope \n\
[INFO] [stdout]     |  __________________________^
[INFO] [stdout] 559 | |
[INFO] [stdout] 560 | |                \nAs a `Rope` consists of valid UTF-8, we can iterate through a \
[INFO] [stdout]     | |_______________^ skipping everything up to and including this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple lines skipped by escaped newline
[INFO] [stdout]    --> src/internals/mod.rs:561:74
[INFO] [stdout]     |
[INFO] [stdout] 561 |                  `Rope` by `char`. This method returns such an iterator. \n\
[INFO] [stdout]     |  __________________________________________________________________________^
[INFO] [stdout] 562 | |
[INFO] [stdout] 563 | |                \nIt's important to remember that `char` represents a Unicode \
[INFO] [stdout]     | |_______________^ skipping everything up to and including this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple lines skipped by escaped newline
[INFO] [stdout]    --> src/internals/mod.rs:585:23
[INFO] [stdout]     |
[INFO] [stdout] 585 |                `self`.\n\
[INFO] [stdout]     |  _______________________^
[INFO] [stdout] 586 | |
[INFO] [stdout] 587 | |              [graphemes]: \
[INFO] [stdout]     | |_____________^ skipping everything up to and including this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple lines skipped by escaped newline
[INFO] [stdout]    --> src/internals/mod.rs:602:72
[INFO] [stdout]     |
[INFO] [stdout] 602 |               (http://www.unicode.org/reports/tr29/#Word_Boundaries).\n\n\
[INFO] [stdout]     |  ________________________________________________________________________^
[INFO] [stdout] 603 | |
[INFO] [stdout] 604 | |             Here, \"words\" are just those substrings which, after splitting on\
[INFO] [stdout]     | |____________^ skipping everything up to and including this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]    --> src/lib.rs:441:5
[INFO] [stdout]     |
[INFO] [stdout] 441 |     #[inline]
[INFO] [stdout]     |     ^^^^^^^^^ help: remove this attribute
[INFO] [stdout]     |
[INFO] [stdout] note: attribute also specified here
[INFO] [stdout]    --> src/lib.rs:440:5
[INFO] [stdout]     |
[INFO] [stdout] 440 |     #[inline]
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/internals/mod.rs:705:18
[INFO] [stdout]     |
[INFO] [stdout] 705 |     strings: Box<Iterator<Item = &'a str> + '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]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 705 |     strings: Box<dyn Iterator<Item = &'a str> + 'a >
[INFO] [stdout]     |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/internals/mod.rs:728:18
[INFO] [stdout]     |
[INFO] [stdout] 728 |     strings: Box<Iterator<Item = &'a str> + '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] 728 |     strings: Box<dyn Iterator<Item = &'a str> + 'a >
[INFO] [stdout]     |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 743 | /     unstable_iters! {
[INFO] [stdout] 744 | |         #[doc="Returns an iterator over all the strings in this `Rope`"]
[INFO] [stdout] 745 | |         #[inline]
[INFO] [stdout] 746 | |         pub fn strings<'a>(&'a self) -> impl Iterator<Item=&'a str> + 'a {
[INFO] [stdout] ...   |
[INFO] [stdout] 769 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[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: this warning originates in the macro `unstable_iters` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 791 | /     str_iters! {
[INFO] [stdout] 792 | |         #[doc="Returns an iterator over all the bytes in this `Rope`.\n\
[INFO] [stdout] 793 | |                \nAs a Rope consists of a sequence of bytes, we can iterate \
[INFO] [stdout] 794 | |                through a rope by byte. This method returns such an iterator."]
[INFO] [stdout] ...   |
[INFO] [stdout] 812 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[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: this warning originates in the macro `unstable_iters` which comes from the expansion of the macro `str_iters` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 791 | /     str_iters! {
[INFO] [stdout] 792 | |         #[doc="Returns an iterator over all the bytes in this `Rope`.\n\
[INFO] [stdout] 793 | |                \nAs a Rope consists of a sequence of bytes, we can iterate \
[INFO] [stdout] 794 | |                through a rope by byte. This method returns such an iterator."]
[INFO] [stdout] ...   |
[INFO] [stdout] 812 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[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: this warning originates in the macro `unstable_iters` which comes from the expansion of the macro `str_iters` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 791 | /     str_iters! {
[INFO] [stdout] 792 | |         #[doc="Returns an iterator over all the bytes in this `Rope`.\n\
[INFO] [stdout] 793 | |                \nAs a Rope consists of a sequence of bytes, we can iterate \
[INFO] [stdout] 794 | |                through a rope by byte. This method returns such an iterator."]
[INFO] [stdout] ...   |
[INFO] [stdout] 812 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[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: this warning originates in the macro `unstable_iters` which comes from the expansion of the macro `str_iters` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 791 | /     str_iters! {
[INFO] [stdout] 792 | |         #[doc="Returns an iterator over all the bytes in this `Rope`.\n\
[INFO] [stdout] 793 | |                \nAs a Rope consists of a sequence of bytes, we can iterate \
[INFO] [stdout] 794 | |                through a rope by byte. This method returns such an iterator."]
[INFO] [stdout] ...   |
[INFO] [stdout] 812 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[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: this warning originates in the macro `unstable_iters` which comes from the expansion of the macro `str_iters` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 814 | /     unicode_seg_iters! {
[INFO] [stdout] 815 | |         #[doc=
[INFO] [stdout] 816 | |             "Returns an iterator over the [grapheme clusters][graphemes] of \
[INFO] [stdout] 817 | |              `self`.\n\
[INFO] [stdout] ...   |
[INFO] [stdout] 854 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[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: this warning originates in the macro `unstable_iters` which comes from the expansion of the macro `unicode_seg_iters` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 814 | /     unicode_seg_iters! {
[INFO] [stdout] 815 | |         #[doc=
[INFO] [stdout] 816 | |             "Returns an iterator over the [grapheme clusters][graphemes] of \
[INFO] [stdout] 817 | |              `self`.\n\
[INFO] [stdout] ...   |
[INFO] [stdout] 854 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[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: this warning originates in the macro `unstable_iters` which comes from the expansion of the macro `unicode_seg_iters` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 814 | /     unicode_seg_iters! {
[INFO] [stdout] 815 | |         #[doc=
[INFO] [stdout] 816 | |             "Returns an iterator over the [grapheme clusters][graphemes] of \
[INFO] [stdout] 817 | |              `self`.\n\
[INFO] [stdout] ...   |
[INFO] [stdout] 854 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[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: this warning originates in the macro `unstable_iters` which comes from the expansion of the macro `unicode_seg_iters` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/slice.rs:410:5
[INFO] [stdout]     |
[INFO] [stdout] 410 | /     unstable_iters! {
[INFO] [stdout] 411 | |         #[inline]
[INFO] [stdout] 412 | |         pub fn chars(&'a self) -> impl Iterator<Item=char> + 'a  {
[INFO] [stdout] 413 | |             self.slice_char_iter(self.node.chars())
[INFO] [stdout] ...   |
[INFO] [stdout] 427 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[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: this warning originates in the macro `unstable_iters` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/slice.rs:520:53
[INFO] [stdout]     |
[INFO] [stdout] 520 |     fn slice_char_iter<I, T>(&'a self, i: I) -> Box<Iterator<Item=T> + '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] 520 |     fn slice_char_iter<I, T>(&'a self, i: I) -> Box<dyn Iterator<Item=T> + 'a>
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/slice.rs:529:53
[INFO] [stdout]     |
[INFO] [stdout] 529 |     fn slice_strings_iter<I>(&'a self, i: I) -> Box<Iterator<Item=&'a str> + '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] 529 |     fn slice_strings_iter<I>(&'a self, i: I) -> Box<dyn Iterator<Item=&'a str> + 'a>
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/internals/mod.rs:462:5
[INFO] [stdout]     |
[INFO] [stdout] 462 | /     unstable_iters! {
[INFO] [stdout] 463 | |         #[doc=
[INFO] [stdout] 464 | |             "Returns an iterator over all the strings in this `Node`s subrope."]
[INFO] [stdout] 465 | |         #[inline]
[INFO] [stdout] ...   |
[INFO] [stdout] 480 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[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: this warning originates in the macro `unstable_iters` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/internals/mod.rs:549:5
[INFO] [stdout]     |
[INFO] [stdout] 549 | /     str_iters! {
[INFO] [stdout] 550 | |         #[doc="Returns an iterator over all the bytes in this `Node`'s \
[INFO] [stdout] 551 | |                subrope \n\
[INFO] [stdout] ...   |
[INFO] [stdout] 571 | |         impl split_whitespace<&'a str> for Node {}
[INFO] [stdout] 572 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[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: this warning originates in the macro `unstable_iters` which comes from the expansion of the macro `str_iters` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/internals/mod.rs:549:5
[INFO] [stdout]     |
[INFO] [stdout] 549 | /     str_iters! {
[INFO] [stdout] 550 | |         #[doc="Returns an iterator over all the bytes in this `Node`'s \
[INFO] [stdout] 551 | |                subrope \n\
[INFO] [stdout] ...   |
[INFO] [stdout] 571 | |         impl split_whitespace<&'a str> for Node {}
[INFO] [stdout] 572 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[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: this warning originates in the macro `unstable_iters` which comes from the expansion of the macro `str_iters` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/internals/mod.rs:549:5
[INFO] [stdout]     |
[INFO] [stdout] 549 | /     str_iters! {
[INFO] [stdout] 550 | |         #[doc="Returns an iterator over all the bytes in this `Node`'s \
[INFO] [stdout] 551 | |                subrope \n\
[INFO] [stdout] ...   |
[INFO] [stdout] 571 | |         impl split_whitespace<&'a str> for Node {}
[INFO] [stdout] 572 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[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: this warning originates in the macro `unstable_iters` which comes from the expansion of the macro `str_iters` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/internals/mod.rs:582:5
[INFO] [stdout]     |
[INFO] [stdout] 582 | /     unicode_seg_iters! {
[INFO] [stdout] 583 | |         #[doc=
[INFO] [stdout] 584 | |             "Returns an iterator over the [grapheme clusters][graphemes] of \
[INFO] [stdout] 585 | |              `self`.\n\
[INFO] [stdout] ...   |
[INFO] [stdout] 596 | |         impl graphemes for Node { extend }
[INFO] [stdout] 597 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[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: this warning originates in the macro `unstable_iters` which comes from the expansion of the macro `unicode_seg_iters` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/internals/mod.rs:598:5
[INFO] [stdout]     |
[INFO] [stdout] 598 | /     unicode_seg_iters! {
[INFO] [stdout] 599 | |         #[doc=
[INFO] [stdout] 600 | |             "Returns an iterator over the words of `self`, separated on \
[INFO] [stdout] 601 | |             [UAX#29 word boundaries]\
[INFO] [stdout] ...   |
[INFO] [stdout] 619 | |         impl split_word_bounds for Node {}
[INFO] [stdout] 620 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[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: this warning originates in the macro `unstable_iters` which comes from the expansion of the macro `unicode_seg_iters` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/internals/mod.rs:598:5
[INFO] [stdout]     |
[INFO] [stdout] 598 | /     unicode_seg_iters! {
[INFO] [stdout] 599 | |         #[doc=
[INFO] [stdout] 600 | |             "Returns an iterator over the words of `self`, separated on \
[INFO] [stdout] 601 | |             [UAX#29 word boundaries]\
[INFO] [stdout] ...   |
[INFO] [stdout] 619 | |         impl split_word_bounds for Node {}
[INFO] [stdout] 620 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[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: this warning originates in the macro `unstable_iters` which comes from the expansion of the macro `unicode_seg_iters` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:762:46
[INFO] [stdout]     |
[INFO] [stdout] 762 | ...                   .scan(0, move |mut l, i|  {
[INFO] [stdout]     |                                      ----^
[INFO] [stdout]     |                                      |
[INFO] [stdout]     |                                      help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `char_len`, `grapheme_len`, and `byte_len` are never used
[INFO] [stdout]   --> src/unicode/mod.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub trait Unicode<'a> {
[INFO] [stdout]    |           ------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 16 |     fn char_len(&self) -> usize;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 17 |     fn grapheme_len(&self) -> usize;
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 18 |     fn byte_len(&self) -> usize;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `nodes` is never used
[INFO] [stdout]    --> src/internals/mod.rs:446:8
[INFO] [stdout]     |
[INFO] [stdout] 317 | impl Node {
[INFO] [stdout]     | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 446 |     fn nodes(&self) -> Nodes {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Nodes` is never constructed
[INFO] [stdout]    --> src/internals/mod.rs:645:8
[INFO] [stdout]     |
[INFO] [stdout] 645 | struct Nodes<'a>(Vec<&'a Node>);
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "a7b6a7589c17408f88a6159b0ddd42aa3b6fbe99a7305f6f413c9b012d5e1ed0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7b6a7589c17408f88a6159b0ddd42aa3b6fbe99a7305f6f413c9b012d5e1ed0", kill_on_drop: false }`
[INFO] [stdout] a7b6a7589c17408f88a6159b0ddd42aa3b6fbe99a7305f6f413c9b012d5e1ed0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 135d427b3e3a3de17652345d75075956588d1aeb48d488d151e6475ed5e9d236
[INFO] running `Command { std: "docker" "start" "-a" "135d427b3e3a3de17652345d75075956588d1aeb48d488d151e6475ed5e9d236", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stdout] warning: multiple lines skipped by escaped newline
[INFO] [stdout]    --> src/lib.rs:817:23
[INFO] [stdout]     |
[INFO] [stdout] 817 |                `self`.\n\
[INFO] [stdout]     |  _______________________^
[INFO] [stdout] 818 | |
[INFO] [stdout] 819 | |              [graphemes]: \
[INFO] [stdout]     | |_____________^ skipping everything up to and including this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple lines skipped by escaped newline
[INFO] [stdout]    --> src/lib.rs:832:72
[INFO] [stdout]     |
[INFO] [stdout] 832 |               (http://www.unicode.org/reports/tr29/#Word_Boundaries).\n\n\
[INFO] [stdout]     |  ________________________________________________________________________^
[INFO] [stdout] 833 | |
[INFO] [stdout] 834 | |             Here, \"words\" are just those substrings which, after splitting on\
[INFO] [stdout]     | |____________^ skipping everything up to and including this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple lines skipped by escaped newline
[INFO] [stdout]    --> src/internals/mod.rs:551:26
[INFO] [stdout]     |
[INFO] [stdout] 551 |                  subrope \n\
[INFO] [stdout]     |  __________________________^
[INFO] [stdout] 552 | |
[INFO] [stdout] 553 | |                \nAs a Rope consists of a sequence of bytes, we can iterate \
[INFO] [stdout]     | |_______________^ skipping everything up to and including this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple lines skipped by escaped newline
[INFO] [stdout]    --> src/internals/mod.rs:558:26
[INFO] [stdout]     |
[INFO] [stdout] 558 |                  subrope \n\
[INFO] [stdout]     |  __________________________^
[INFO] [stdout] 559 | |
[INFO] [stdout] 560 | |                \nAs a `Rope` consists of valid UTF-8, we can iterate through a \
[INFO] [stdout]     | |_______________^ skipping everything up to and including this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple lines skipped by escaped newline
[INFO] [stdout]    --> src/internals/mod.rs:561:74
[INFO] [stdout]     |
[INFO] [stdout] 561 |                  `Rope` by `char`. This method returns such an iterator. \n\
[INFO] [stdout]     |  __________________________________________________________________________^
[INFO] [stdout] 562 | |
[INFO] [stdout] 563 | |                \nIt's important to remember that `char` represents a Unicode \
[INFO] [stdout]     | |_______________^ skipping everything up to and including this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple lines skipped by escaped newline
[INFO] [stdout]    --> src/internals/mod.rs:585:23
[INFO] [stdout]     |
[INFO] [stdout] 585 |                `self`.\n\
[INFO] [stdout]     |  _______________________^
[INFO] [stdout] 586 | |
[INFO] [stdout] 587 | |              [graphemes]: \
[INFO] [stdout]     | |_____________^ skipping everything up to and including this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple lines skipped by escaped newline
[INFO] [stdout]    --> src/internals/mod.rs:602:72
[INFO] [stdout]     |
[INFO] [stdout] 602 |               (http://www.unicode.org/reports/tr29/#Word_Boundaries).\n\n\
[INFO] [stdout]     |  ________________________________________________________________________^
[INFO] [stdout] 603 | |
[INFO] [stdout] 604 | |             Here, \"words\" are just those substrings which, after splitting on\
[INFO] [stdout]     | |____________^ skipping everything up to and including this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]    --> src/lib.rs:441:5
[INFO] [stdout]     |
[INFO] [stdout] 441 |     #[inline]
[INFO] [stdout]     |     ^^^^^^^^^ help: remove this attribute
[INFO] [stdout]     |
[INFO] [stdout] note: attribute also specified here
[INFO] [stdout]    --> src/lib.rs:440:5
[INFO] [stdout]     |
[INFO] [stdout] 440 |     #[inline]
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/internals/mod.rs:705:18
[INFO] [stdout]     |
[INFO] [stdout] 705 |     strings: Box<Iterator<Item = &'a str> + '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]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 705 |     strings: Box<dyn Iterator<Item = &'a str> + 'a >
[INFO] [stdout]     |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/internals/mod.rs:728:18
[INFO] [stdout]     |
[INFO] [stdout] 728 |     strings: Box<Iterator<Item = &'a str> + '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] 728 |     strings: Box<dyn Iterator<Item = &'a str> + 'a >
[INFO] [stdout]     |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 743 | /     unstable_iters! {
[INFO] [stdout] 744 | |         #[doc="Returns an iterator over all the strings in this `Rope`"]
[INFO] [stdout] 745 | |         #[inline]
[INFO] [stdout] 746 | |         pub fn strings<'a>(&'a self) -> impl Iterator<Item=&'a str> + 'a {
[INFO] [stdout] ...   |
[INFO] [stdout] 769 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[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: this warning originates in the macro `unstable_iters` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 791 | /     str_iters! {
[INFO] [stdout] 792 | |         #[doc="Returns an iterator over all the bytes in this `Rope`.\n\
[INFO] [stdout] 793 | |                \nAs a Rope consists of a sequence of bytes, we can iterate \
[INFO] [stdout] 794 | |                through a rope by byte. This method returns such an iterator."]
[INFO] [stdout] ...   |
[INFO] [stdout] 812 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[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: this warning originates in the macro `unstable_iters` which comes from the expansion of the macro `str_iters` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 791 | /     str_iters! {
[INFO] [stdout] 792 | |         #[doc="Returns an iterator over all the bytes in this `Rope`.\n\
[INFO] [stdout] 793 | |                \nAs a Rope consists of a sequence of bytes, we can iterate \
[INFO] [stdout] 794 | |                through a rope by byte. This method returns such an iterator."]
[INFO] [stdout] ...   |
[INFO] [stdout] 812 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[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: this warning originates in the macro `unstable_iters` which comes from the expansion of the macro `str_iters` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 791 | /     str_iters! {
[INFO] [stdout] 792 | |         #[doc="Returns an iterator over all the bytes in this `Rope`.\n\
[INFO] [stdout] 793 | |                \nAs a Rope consists of a sequence of bytes, we can iterate \
[INFO] [stdout] 794 | |                through a rope by byte. This method returns such an iterator."]
[INFO] [stdout] ...   |
[INFO] [stdout] 812 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[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: this warning originates in the macro `unstable_iters` which comes from the expansion of the macro `str_iters` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 791 | /     str_iters! {
[INFO] [stdout] 792 | |         #[doc="Returns an iterator over all the bytes in this `Rope`.\n\
[INFO] [stdout] 793 | |                \nAs a Rope consists of a sequence of bytes, we can iterate \
[INFO] [stdout] 794 | |                through a rope by byte. This method returns such an iterator."]
[INFO] [stdout] ...   |
[INFO] [stdout] 812 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[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: this warning originates in the macro `unstable_iters` which comes from the expansion of the macro `str_iters` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 814 | /     unicode_seg_iters! {
[INFO] [stdout] 815 | |         #[doc=
[INFO] [stdout] 816 | |             "Returns an iterator over the [grapheme clusters][graphemes] of \
[INFO] [stdout] 817 | |              `self`.\n\
[INFO] [stdout] ...   |
[INFO] [stdout] 854 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[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: this warning originates in the macro `unstable_iters` which comes from the expansion of the macro `unicode_seg_iters` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 814 | /     unicode_seg_iters! {
[INFO] [stdout] 815 | |         #[doc=
[INFO] [stdout] 816 | |             "Returns an iterator over the [grapheme clusters][graphemes] of \
[INFO] [stdout] 817 | |              `self`.\n\
[INFO] [stdout] ...   |
[INFO] [stdout] 854 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[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: this warning originates in the macro `unstable_iters` which comes from the expansion of the macro `unicode_seg_iters` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 814 | /     unicode_seg_iters! {
[INFO] [stdout] 815 | |         #[doc=
[INFO] [stdout] 816 | |             "Returns an iterator over the [grapheme clusters][graphemes] of \
[INFO] [stdout] 817 | |              `self`.\n\
[INFO] [stdout] ...   |
[INFO] [stdout] 854 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[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: this warning originates in the macro `unstable_iters` which comes from the expansion of the macro `unicode_seg_iters` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/slice.rs:410:5
[INFO] [stdout]     |
[INFO] [stdout] 410 | /     unstable_iters! {
[INFO] [stdout] 411 | |         #[inline]
[INFO] [stdout] 412 | |         pub fn chars(&'a self) -> impl Iterator<Item=char> + 'a  {
[INFO] [stdout] 413 | |             self.slice_char_iter(self.node.chars())
[INFO] [stdout] ...   |
[INFO] [stdout] 427 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[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: this warning originates in the macro `unstable_iters` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/slice.rs:520:53
[INFO] [stdout]     |
[INFO] [stdout] 520 |     fn slice_char_iter<I, T>(&'a self, i: I) -> Box<Iterator<Item=T> + '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] 520 |     fn slice_char_iter<I, T>(&'a self, i: I) -> Box<dyn Iterator<Item=T> + 'a>
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/slice.rs:529:53
[INFO] [stdout]     |
[INFO] [stdout] 529 |     fn slice_strings_iter<I>(&'a self, i: I) -> Box<Iterator<Item=&'a str> + '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] 529 |     fn slice_strings_iter<I>(&'a self, i: I) -> Box<dyn Iterator<Item=&'a str> + 'a>
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/internals/mod.rs:462:5
[INFO] [stdout]     |
[INFO] [stdout] 462 | /     unstable_iters! {
[INFO] [stdout] 463 | |         #[doc=
[INFO] [stdout] 464 | |             "Returns an iterator over all the strings in this `Node`s subrope."]
[INFO] [stdout] 465 | |         #[inline]
[INFO] [stdout] ...   |
[INFO] [stdout] 480 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[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: this warning originates in the macro `unstable_iters` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/internals/mod.rs:549:5
[INFO] [stdout]     |
[INFO] [stdout] 549 | /     str_iters! {
[INFO] [stdout] 550 | |         #[doc="Returns an iterator over all the bytes in this `Node`'s \
[INFO] [stdout] 551 | |                subrope \n\
[INFO] [stdout] ...   |
[INFO] [stdout] 571 | |         impl split_whitespace<&'a str> for Node {}
[INFO] [stdout] 572 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[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: this warning originates in the macro `unstable_iters` which comes from the expansion of the macro `str_iters` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/internals/mod.rs:549:5
[INFO] [stdout]     |
[INFO] [stdout] 549 | /     str_iters! {
[INFO] [stdout] 550 | |         #[doc="Returns an iterator over all the bytes in this `Node`'s \
[INFO] [stdout] 551 | |                subrope \n\
[INFO] [stdout] ...   |
[INFO] [stdout] 571 | |         impl split_whitespace<&'a str> for Node {}
[INFO] [stdout] 572 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[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: this warning originates in the macro `unstable_iters` which comes from the expansion of the macro `str_iters` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/internals/mod.rs:549:5
[INFO] [stdout]     |
[INFO] [stdout] 549 | /     str_iters! {
[INFO] [stdout] 550 | |         #[doc="Returns an iterator over all the bytes in this `Node`'s \
[INFO] [stdout] 551 | |                subrope \n\
[INFO] [stdout] ...   |
[INFO] [stdout] 571 | |         impl split_whitespace<&'a str> for Node {}
[INFO] [stdout] 572 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[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: this warning originates in the macro `unstable_iters` which comes from the expansion of the macro `str_iters` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/internals/mod.rs:582:5
[INFO] [stdout]     |
[INFO] [stdout] 582 | /     unicode_seg_iters! {
[INFO] [stdout] 583 | |         #[doc=
[INFO] [stdout] 584 | |             "Returns an iterator over the [grapheme clusters][graphemes] of \
[INFO] [stdout] 585 | |              `self`.\n\
[INFO] [stdout] ...   |
[INFO] [stdout] 596 | |         impl graphemes for Node { extend }
[INFO] [stdout] 597 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[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: this warning originates in the macro `unstable_iters` which comes from the expansion of the macro `unicode_seg_iters` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/internals/mod.rs:598:5
[INFO] [stdout]     |
[INFO] [stdout] 598 | /     unicode_seg_iters! {
[INFO] [stdout] 599 | |         #[doc=
[INFO] [stdout] 600 | |             "Returns an iterator over the words of `self`, separated on \
[INFO] [stdout] 601 | |             [UAX#29 word boundaries]\
[INFO] [stdout] ...   |
[INFO] [stdout] 619 | |         impl split_word_bounds for Node {}
[INFO] [stdout] 620 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[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: this warning originates in the macro `unstable_iters` which comes from the expansion of the macro `unicode_seg_iters` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:49
[INFO] [stdout]     |
[INFO] [stdout] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/internals/mod.rs:598:5
[INFO] [stdout]     |
[INFO] [stdout] 598 | /     unicode_seg_iters! {
[INFO] [stdout] 599 | |         #[doc=
[INFO] [stdout] 600 | |             "Returns an iterator over the words of `self`, separated on \
[INFO] [stdout] 601 | |             [UAX#29 word boundaries]\
[INFO] [stdout] ...   |
[INFO] [stdout] 619 | |         impl split_word_bounds for Node {}
[INFO] [stdout] 620 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[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: this warning originates in the macro `unstable_iters` which comes from the expansion of the macro `unicode_seg_iters` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:762:46
[INFO] [stdout]     |
[INFO] [stdout] 762 | ...                   .scan(0, move |mut l, i|  {
[INFO] [stdout]     |                                      ----^
[INFO] [stdout]     |                                      |
[INFO] [stdout]     |                                      help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `char_len`, `grapheme_len`, and `byte_len` are never used
[INFO] [stdout]   --> src/unicode/mod.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub trait Unicode<'a> {
[INFO] [stdout]    |           ------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 16 |     fn char_len(&self) -> usize;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 17 |     fn grapheme_len(&self) -> usize;
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 18 |     fn byte_len(&self) -> usize;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `nodes` is never used
[INFO] [stdout]    --> src/internals/mod.rs:446:8
[INFO] [stdout]     |
[INFO] [stdout] 317 | impl Node {
[INFO] [stdout]     | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 446 |     fn nodes(&self) -> Nodes {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Nodes` is never constructed
[INFO] [stdout]    --> src/internals/mod.rs:645:8
[INFO] [stdout]     |
[INFO] [stdout] 645 | struct Nodes<'a>(Vec<&'a Node>);
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stdout] error: internal compiler error: compiler/rustc_mir_build/src/builder/scope.rs:1724:17: cannot unwind from goto -> bb265
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] thread 'rustc' panicked at compiler/rustc_mir_build/src/builder/scope.rs:1724:17:
[INFO] [stderr] Box<dyn Any>
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x7c48ee581caa - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h636462e57d5ef1e1
[INFO] [stderr]    1:     0x7c48eec13cbc - core::fmt::write::h067060808ac50eb9
[INFO] [stderr]    2:     0x7c48efb28e11 - std::io::Write::write_fmt::h4674fa2ed7c0dfdd
[INFO] [stderr]    3:     0x7c48ee581b02 - std::sys::backtrace::BacktraceLock::print::h0c77148acfb0b5e9
[INFO] [stderr]    4:     0x7c48ee583ffa - std::panicking::default_hook::{{closure}}::h30daa8e7c6ccb09d
[INFO] [stderr]    5:     0x7c48ee583e43 - std::panicking::default_hook::h25f21dc0f2064615
[INFO] [stderr]    6:     0x7c48ed6eff28 - std[b36e883d67eb0403]::panicking::update_hook::<alloc[b228c160e2f6f380]::boxed::Box<rustc_driver_impl[be5855d19ccc8b6c]::install_ice_hook::{closure#0}>>::{closure#0}
[INFO] [stderr]    7:     0x7c48ee5847b8 - std::panicking::rust_panic_with_hook::hc98438687e833605
[INFO] [stderr]    8:     0x7c48ed72a341 - std[b36e883d67eb0403]::panicking::begin_panic::<rustc_errors[485cd74d39701405]::ExplicitBug>::{closure#0}
[INFO] [stderr]    9:     0x7c48ed71f526 - std[b36e883d67eb0403]::sys::backtrace::__rust_end_short_backtrace::<std[b36e883d67eb0403]::panicking::begin_panic<rustc_errors[485cd74d39701405]::ExplicitBug>::{closure#0}, !>
[INFO] [stderr]   10:     0x7c48ed71f50d - std[b36e883d67eb0403]::panicking::begin_panic::<rustc_errors[485cd74d39701405]::ExplicitBug>
[INFO] [stderr]   11:     0x7c48ed7342a1 - <rustc_errors[485cd74d39701405]::diagnostic::BugAbort as rustc_errors[485cd74d39701405]::diagnostic::EmissionGuarantee>::emit_producing_guarantee
[INFO] [stderr]   12:     0x7c48edc84fdc - <rustc_errors[485cd74d39701405]::DiagCtxtHandle>::span_bug::<rustc_span[26755a3edc0cc6c0]::span_encoding::Span, alloc[b228c160e2f6f380]::string::String>
[INFO] [stderr]   13:     0x7c48edd0a897 - rustc_middle[8ad6e8ce52578819]::util::bug::opt_span_bug_fmt::<rustc_span[26755a3edc0cc6c0]::span_encoding::Span>::{closure#0}
[INFO] [stderr]   14:     0x7c48edcf006a - rustc_middle[8ad6e8ce52578819]::ty::context::tls::with_opt::<rustc_middle[8ad6e8ce52578819]::util::bug::opt_span_bug_fmt<rustc_span[26755a3edc0cc6c0]::span_encoding::Span>::{closure#0}, !>::{closure#0}
[INFO] [stderr]   15:     0x7c48edcefefb - rustc_middle[8ad6e8ce52578819]::ty::context::tls::with_context_opt::<rustc_middle[8ad6e8ce52578819]::ty::context::tls::with_opt<rustc_middle[8ad6e8ce52578819]::util::bug::opt_span_bug_fmt<rustc_span[26755a3edc0cc6c0]::span_encoding::Span>::{closure#0}, !>::{closure#0}, !>
[INFO] [stderr]   16:     0x7c48ec134437 - rustc_middle[8ad6e8ce52578819]::util::bug::span_bug_fmt::<rustc_span[26755a3edc0cc6c0]::span_encoding::Span>
[INFO] [stderr]   17:     0x7c48ef5d541b - <rustc_mir_build[73684a27b88b946a]::builder::Builder>::build_unwind_tree
[INFO] [stderr]   18:     0x7c48ef5cd7cd - rustc_mir_build[73684a27b88b946a]::builder::mir_build
[INFO] [stderr]   19:     0x7c48eec07714 - rustc_mir_transform[857cd804783fef4d]::mir_built
[INFO] [stderr]   20:     0x7c48eec076d7 - rustc_query_impl[1e55094a59e290f4]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[1e55094a59e290f4]::query_impl::mir_built::dynamic_query::{closure#2}::{closure#0}, rustc_middle[8ad6e8ce52578819]::query::erase::Erased<[u8; 8usize]>>
[INFO] [stderr]   21:     0x7c48eee953d1 - rustc_query_system[67781f9dc633c543]::query::plumbing::try_execute_query::<rustc_query_impl[1e55094a59e290f4]::DynamicConfig<rustc_data_structures[e21ff9714bc20455]::vec_cache::VecCache<rustc_span[26755a3edc0cc6c0]::def_id::LocalDefId, rustc_middle[8ad6e8ce52578819]::query::erase::Erased<[u8; 8usize]>, rustc_query_system[67781f9dc633c543]::dep_graph::graph::DepNodeIndex>, false, false, false>, rustc_query_impl[1e55094a59e290f4]::plumbing::QueryCtxt, false>
[INFO] [stderr]   22:     0x7c48eee94f8d - rustc_query_impl[1e55094a59e290f4]::query_impl::mir_built::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   23:     0x7c48ebc67185 - rustc_mir_build[73684a27b88b946a]::check_unsafety::check_unsafety
[INFO] [stderr]   24:     0x7c48ef4e98a7 - rustc_query_impl[1e55094a59e290f4]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[1e55094a59e290f4]::query_impl::check_unsafety::dynamic_query::{closure#2}::{closure#0}, rustc_middle[8ad6e8ce52578819]::query::erase::Erased<[u8; 0usize]>>
[INFO] [stderr]   25:     0x7c48ef4e9b69 - rustc_query_system[67781f9dc633c543]::query::plumbing::try_execute_query::<rustc_query_impl[1e55094a59e290f4]::DynamicConfig<rustc_data_structures[e21ff9714bc20455]::vec_cache::VecCache<rustc_span[26755a3edc0cc6c0]::def_id::LocalDefId, rustc_middle[8ad6e8ce52578819]::query::erase::Erased<[u8; 0usize]>, rustc_query_system[67781f9dc633c543]::dep_graph::graph::DepNodeIndex>, false, false, false>, rustc_query_impl[1e55094a59e290f4]::plumbing::QueryCtxt, false>
[INFO] [stderr]   26:     0x7c48ef4e97d1 - rustc_query_impl[1e55094a59e290f4]::query_impl::check_unsafety::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   27:     0x7c48ef09bd32 - rustc_interface[b59e7ee7606ca029]::passes::run_required_analyses
[INFO] [stderr]   28:     0x7c48efb2cc9e - rustc_interface[b59e7ee7606ca029]::passes::analysis
[INFO] [stderr]   29:     0x7c48efb2cc6f - rustc_query_impl[1e55094a59e290f4]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[1e55094a59e290f4]::query_impl::analysis::dynamic_query::{closure#2}::{closure#0}, rustc_middle[8ad6e8ce52578819]::query::erase::Erased<[u8; 0usize]>>
[INFO] [stderr]   30:     0x7c48efb7b355 - rustc_query_system[67781f9dc633c543]::query::plumbing::try_execute_query::<rustc_query_impl[1e55094a59e290f4]::DynamicConfig<rustc_query_system[67781f9dc633c543]::query::caches::SingleCache<rustc_middle[8ad6e8ce52578819]::query::erase::Erased<[u8; 0usize]>>, false, false, false>, rustc_query_impl[1e55094a59e290f4]::plumbing::QueryCtxt, false>
[INFO] [stderr]   31:     0x7c48efb7b08e - rustc_query_impl[1e55094a59e290f4]::query_impl::analysis::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   32:     0x7c48efb701de - rustc_interface[b59e7ee7606ca029]::passes::create_and_enter_global_ctxt::<core[303105738bd0c2ae]::option::Option<rustc_interface[b59e7ee7606ca029]::queries::Linker>, rustc_driver_impl[be5855d19ccc8b6c]::run_compiler::{closure#0}::{closure#2}>::{closure#2}::{closure#0}
[INFO] [stderr]   33:     0x7c48efbdff51 - rustc_interface[b59e7ee7606ca029]::interface::run_compiler::<(), rustc_driver_impl[be5855d19ccc8b6c]::run_compiler::{closure#0}>::{closure#1}
[INFO] [stderr]   34:     0x7c48efaf5087 - std[b36e883d67eb0403]::sys::backtrace::__rust_begin_short_backtrace::<rustc_interface[b59e7ee7606ca029]::util::run_in_thread_with_globals<rustc_interface[b59e7ee7606ca029]::util::run_in_thread_pool_with_globals<rustc_interface[b59e7ee7606ca029]::interface::run_compiler<(), rustc_driver_impl[be5855d19ccc8b6c]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>
[INFO] [stderr]   35:     0x7c48efaf551c - <<std[b36e883d67eb0403]::thread::Builder>::spawn_unchecked_<rustc_interface[b59e7ee7606ca029]::util::run_in_thread_with_globals<rustc_interface[b59e7ee7606ca029]::util::run_in_thread_pool_with_globals<rustc_interface[b59e7ee7606ca029]::interface::run_compiler<(), rustc_driver_impl[be5855d19ccc8b6c]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[303105738bd0c2ae]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]   36:     0x7c48efaf6aef - std::sys::pal::unix::thread::Thread::new::thread_start::ha554cc4ba6335b05
[INFO] [stderr]   37:     0x7c48f12b4ac3 - <unknown>
[INFO] [stderr]   38:     0x7c48f1345a04 - clone
[INFO] [stderr]   39:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] note: we would appreciate a bug report: https://github.com/rust-lang/rust/issues/new?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md
[INFO] [stderr] 
[INFO] [stderr] note: please make sure that you have updated to the latest nightly
[INFO] [stderr] 
[INFO] [stderr] warning: the ICE couldn't be written to `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-syntax-0.3.9/rustc-ice-2025-01-01T03_38_24-17.txt`: Read-only file system (os error 30)
[INFO] [stderr] 
[INFO] [stderr] note: rustc 1.85.0-nightly (9b5e8b16b 2024-12-19) running on x86_64-unknown-linux-gnu
[INFO] [stderr] 
[INFO] [stderr] note: compiler flags: --crate-type lib -C embed-bitcode=no -C debuginfo=2
[INFO] [stderr] 
[INFO] [stderr] note: some of the compiler flags provided by cargo are hidden
[INFO] [stderr] 
[INFO] [stderr] query stack during panic:
[INFO] [stderr] #0 [mir_built] building MIR for `parser::<impl at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-syntax-0.3.9/src/parser.rs:90:1: 90:12>::parse_class`
[INFO] [stderr] #1 [check_unsafety] unsafety-checking `parser::<impl at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-syntax-0.3.9/src/parser.rs:90:1: 90:12>::parse_class`
[INFO] [stderr] #2 [analysis] running analysis passes on this crate
[INFO] [stderr] end of query stack
[INFO] [stdout] error: internal compiler error: compiler/rustc_mir_build/src/builder/scope.rs:1724:17: cannot unwind from goto -> bb400
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] thread 'rustc' panicked at compiler/rustc_mir_build/src/builder/scope.rs:1724:17:
[INFO] [stderr] Box<dyn Any>
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x7c48ee581caa - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h636462e57d5ef1e1
[INFO] [stderr]    1:     0x7c48eec13cbc - core::fmt::write::h067060808ac50eb9
[INFO] [stderr]    2:     0x7c48efb28e11 - std::io::Write::write_fmt::h4674fa2ed7c0dfdd
[INFO] [stderr]    3:     0x7c48ee581b02 - std::sys::backtrace::BacktraceLock::print::h0c77148acfb0b5e9
[INFO] [stderr]    4:     0x7c48ee583ffa - std::panicking::default_hook::{{closure}}::h30daa8e7c6ccb09d
[INFO] [stderr]    5:     0x7c48ee583e43 - std::panicking::default_hook::h25f21dc0f2064615
[INFO] [stderr]    6:     0x7c48ed6eff28 - std[b36e883d67eb0403]::panicking::update_hook::<alloc[b228c160e2f6f380]::boxed::Box<rustc_driver_impl[be5855d19ccc8b6c]::install_ice_hook::{closure#0}>>::{closure#0}
[INFO] [stderr]    7:     0x7c48ee5847b8 - std::panicking::rust_panic_with_hook::hc98438687e833605
[INFO] [stderr]    8:     0x7c48ed72a341 - std[b36e883d67eb0403]::panicking::begin_panic::<rustc_errors[485cd74d39701405]::ExplicitBug>::{closure#0}
[INFO] [stderr]    9:     0x7c48ed71f526 - std[b36e883d67eb0403]::sys::backtrace::__rust_end_short_backtrace::<std[b36e883d67eb0403]::panicking::begin_panic<rustc_errors[485cd74d39701405]::ExplicitBug>::{closure#0}, !>
[INFO] [stderr]   10:     0x7c48ed71f50d - std[b36e883d67eb0403]::panicking::begin_panic::<rustc_errors[485cd74d39701405]::ExplicitBug>
[INFO] [stderr]   11:     0x7c48ed7342a1 - <rustc_errors[485cd74d39701405]::diagnostic::BugAbort as rustc_errors[485cd74d39701405]::diagnostic::EmissionGuarantee>::emit_producing_guarantee
[INFO] [stderr]   12:     0x7c48edc84fdc - <rustc_errors[485cd74d39701405]::DiagCtxtHandle>::span_bug::<rustc_span[26755a3edc0cc6c0]::span_encoding::Span, alloc[b228c160e2f6f380]::string::String>
[INFO] [stderr]   13:     0x7c48edd0a897 - rustc_middle[8ad6e8ce52578819]::util::bug::opt_span_bug_fmt::<rustc_span[26755a3edc0cc6c0]::span_encoding::Span>::{closure#0}
[INFO] [stderr]   14:     0x7c48edcf006a - rustc_middle[8ad6e8ce52578819]::ty::context::tls::with_opt::<rustc_middle[8ad6e8ce52578819]::util::bug::opt_span_bug_fmt<rustc_span[26755a3edc0cc6c0]::span_encoding::Span>::{closure#0}, !>::{closure#0}
[INFO] [stderr]   15:     0x7c48edcefefb - rustc_middle[8ad6e8ce52578819]::ty::context::tls::with_context_opt::<rustc_middle[8ad6e8ce52578819]::ty::context::tls::with_opt<rustc_middle[8ad6e8ce52578819]::util::bug::opt_span_bug_fmt<rustc_span[26755a3edc0cc6c0]::span_encoding::Span>::{closure#0}, !>::{closure#0}, !>
[INFO] [stderr]   16:     0x7c48ec134437 - rustc_middle[8ad6e8ce52578819]::util::bug::span_bug_fmt::<rustc_span[26755a3edc0cc6c0]::span_encoding::Span>
[INFO] [stderr]   17:     0x7c48ef5d541b - <rustc_mir_build[73684a27b88b946a]::builder::Builder>::build_unwind_tree
[INFO] [stderr]   18:     0x7c48ef5cd7cd - rustc_mir_build[73684a27b88b946a]::builder::mir_build
[INFO] [stderr]   19:     0x7c48eec07714 - rustc_mir_transform[857cd804783fef4d]::mir_built
[INFO] [stderr]   20:     0x7c48eec076d7 - rustc_query_impl[1e55094a59e290f4]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[1e55094a59e290f4]::query_impl::mir_built::dynamic_query::{closure#2}::{closure#0}, rustc_middle[8ad6e8ce52578819]::query::erase::Erased<[u8; 8usize]>>
[INFO] [stderr]   21:     0x7c48eee953d1 - rustc_query_system[67781f9dc633c543]::query::plumbing::try_execute_query::<rustc_query_impl[1e55094a59e290f4]::DynamicConfig<rustc_data_structures[e21ff9714bc20455]::vec_cache::VecCache<rustc_span[26755a3edc0cc6c0]::def_id::LocalDefId, rustc_middle[8ad6e8ce52578819]::query::erase::Erased<[u8; 8usize]>, rustc_query_system[67781f9dc633c543]::dep_graph::graph::DepNodeIndex>, false, false, false>, rustc_query_impl[1e55094a59e290f4]::plumbing::QueryCtxt, false>
[INFO] [stderr]   22:     0x7c48eee94f8d - rustc_query_impl[1e55094a59e290f4]::query_impl::mir_built::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   23:     0x7c48ebc67185 - rustc_mir_build[73684a27b88b946a]::check_unsafety::check_unsafety
[INFO] [stderr]   24:     0x7c48ef4e98a7 - rustc_query_impl[1e55094a59e290f4]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[1e55094a59e290f4]::query_impl::check_unsafety::dynamic_query::{closure#2}::{closure#0}, rustc_middle[8ad6e8ce52578819]::query::erase::Erased<[u8; 0usize]>>
[INFO] [stderr]   25:     0x7c48ef4e9b69 - rustc_query_system[67781f9dc633c543]::query::plumbing::try_execute_query::<rustc_query_impl[1e55094a59e290f4]::DynamicConfig<rustc_data_structures[e21ff9714bc20455]::vec_cache::VecCache<rustc_span[26755a3edc0cc6c0]::def_id::LocalDefId, rustc_middle[8ad6e8ce52578819]::query::erase::Erased<[u8; 0usize]>, rustc_query_system[67781f9dc633c543]::dep_graph::graph::DepNodeIndex>, false, false, false>, rustc_query_impl[1e55094a59e290f4]::plumbing::QueryCtxt, false>
[INFO] [stderr]   26:     0x7c48ef4e97d1 - rustc_query_impl[1e55094a59e290f4]::query_impl::check_unsafety::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   27:     0x7c48ef09bd32 - rustc_interface[b59e7ee7606ca029]::passes::run_required_analyses
[INFO] [stderr]   28:     0x7c48efb2cc9e - rustc_interface[b59e7ee7606ca029]::passes::analysis
[INFO] [stderr]   29:     0x7c48efb2cc6f - rustc_query_impl[1e55094a59e290f4]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[1e55094a59e290f4]::query_impl::analysis::dynamic_query::{closure#2}::{closure#0}, rustc_middle[8ad6e8ce52578819]::query::erase::Erased<[u8; 0usize]>>
[INFO] [stderr]   30:     0x7c48efb7b355 - rustc_query_system[67781f9dc633c543]::query::plumbing::try_execute_query::<rustc_query_impl[1e55094a59e290f4]::DynamicConfig<rustc_query_system[67781f9dc633c543]::query::caches::SingleCache<rustc_middle[8ad6e8ce52578819]::query::erase::Erased<[u8; 0usize]>>, false, false, false>, rustc_query_impl[1e55094a59e290f4]::plumbing::QueryCtxt, false>
[INFO] [stderr]   31:     0x7c48efb7b08e - rustc_query_impl[1e55094a59e290f4]::query_impl::analysis::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   32:     0x7c48efb701de - rustc_interface[b59e7ee7606ca029]::passes::create_and_enter_global_ctxt::<core[303105738bd0c2ae]::option::Option<rustc_interface[b59e7ee7606ca029]::queries::Linker>, rustc_driver_impl[be5855d19ccc8b6c]::run_compiler::{closure#0}::{closure#2}>::{closure#2}::{closure#0}
[INFO] [stderr]   33:     0x7c48efbdff51 - rustc_interface[b59e7ee7606ca029]::interface::run_compiler::<(), rustc_driver_impl[be5855d19ccc8b6c]::run_compiler::{closure#0}>::{closure#1}
[INFO] [stderr]   34:     0x7c48efaf5087 - std[b36e883d67eb0403]::sys::backtrace::__rust_begin_short_backtrace::<rustc_interface[b59e7ee7606ca029]::util::run_in_thread_with_globals<rustc_interface[b59e7ee7606ca029]::util::run_in_thread_pool_with_globals<rustc_interface[b59e7ee7606ca029]::interface::run_compiler<(), rustc_driver_impl[be5855d19ccc8b6c]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>
[INFO] [stderr]   35:     0x7c48efaf551c - <<std[b36e883d67eb0403]::thread::Builder>::spawn_unchecked_<rustc_interface[b59e7ee7606ca029]::util::run_in_thread_with_globals<rustc_interface[b59e7ee7606ca029]::util::run_in_thread_pool_with_globals<rustc_interface[b59e7ee7606ca029]::interface::run_compiler<(), rustc_driver_impl[be5855d19ccc8b6c]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[303105738bd0c2ae]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]   36:     0x7c48efaf6aef - std::sys::pal::unix::thread::Thread::new::thread_start::ha554cc4ba6335b05
[INFO] [stderr]   37:     0x7c48f12b4ac3 - <unknown>
[INFO] [stderr]   38:     0x7c48f1345a04 - clone
[INFO] [stderr]   39:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] note: we would appreciate a bug report: https://github.com/rust-lang/rust/issues/new?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md
[INFO] [stderr] 
[INFO] [stderr] note: please make sure that you have updated to the latest nightly
[INFO] [stderr] 
[INFO] [stderr] warning: the ICE couldn't be written to `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-syntax-0.3.9/rustc-ice-2025-01-01T03_38_24-17.txt`: Read-only file system (os error 30)
[INFO] [stderr] 
[INFO] [stderr] note: rustc 1.85.0-nightly (9b5e8b16b 2024-12-19) running on x86_64-unknown-linux-gnu
[INFO] [stderr] 
[INFO] [stderr] note: compiler flags: --crate-type lib -C embed-bitcode=no -C debuginfo=2
[INFO] [stderr] 
[INFO] [stderr] note: some of the compiler flags provided by cargo are hidden
[INFO] [stderr] 
[INFO] [stderr] query stack during panic:
[INFO] [stderr] #0 [mir_built] building MIR for `<impl at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-syntax-0.3.9/src/lib.rs:1142:1: 1142:27>::fmt`
[INFO] [stderr] #1 [check_unsafety] unsafety-checking `<impl at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-syntax-0.3.9/src/lib.rs:1142:1: 1142:27>::fmt`
[INFO] [stderr] #2 [analysis] running analysis passes on this crate
[INFO] [stderr] end of query stack
[INFO] [stderr] error: could not compile `regex-syntax` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/9b5e8b16bd1c4acf4cf8e6880368314cf021a987/bin/rustc --crate-name regex_syntax --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-syntax-0.3.9/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values())' -C metadata=ca0287d2020bb9e2 -C extra-filename=-0c1775a771e6de48 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid -Dtail-expr-drop-order` (exit status: 101)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "135d427b3e3a3de17652345d75075956588d1aeb48d488d151e6475ed5e9d236", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "135d427b3e3a3de17652345d75075956588d1aeb48d488d151e6475ed5e9d236", kill_on_drop: false }`
[INFO] [stdout] 135d427b3e3a3de17652345d75075956588d1aeb48d488d151e6475ed5e9d236