[INFO] fetching crate an-rope 0.3.1...
[INFO] testing an-rope-0.3.1 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate an-rope 0.3.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate an-rope 0.3.1 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", 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-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2cba182b8da2f64ebfbe89a65db48124d5e05e783a54412a6e9864a247c0b712
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2cba182b8da2f64ebfbe89a65db48124d5e05e783a54412a6e9864a247c0b712", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2cba182b8da2f64ebfbe89a65db48124d5e05e783a54412a6e9864a247c0b712", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cba182b8da2f64ebfbe89a65db48124d5e05e783a54412a6e9864a247c0b712", kill_on_drop: false }`
[INFO] [stdout] 2cba182b8da2f64ebfbe89a65db48124d5e05e783a54412a6e9864a247c0b712
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] daae56a3c2d77f8251db31cfd79fa04e12ce3e60c4e2aba0d75d93822ca2c9ad
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "daae56a3c2d77f8251db31cfd79fa04e12ce3e60c4e2aba0d75d93822ca2c9ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v0.1.20
[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: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 479 | |         }
[INFO] [stdout] 480 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 479 | |         }
[INFO] [stdout] 480 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 552 | |
[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]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 552 | |
[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]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 552 | |
[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]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &'a str> + 'a`
[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]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &'a str> + 'a`
[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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 426 | |         }
[INFO] [stdout] 427 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                     ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=T> + 'a`
[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]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=&'a str> + 'a`
[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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 768 | |         }
[INFO] [stdout] 769 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 811 | |         // impl lines<&'a str> for Rope {}
[INFO] [stdout] 812 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 811 | |         // impl lines<&'a str> for Rope {}
[INFO] [stdout] 812 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 811 | |         // impl lines<&'a str> for Rope {}
[INFO] [stdout] 812 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 811 | |         // impl lines<&'a str> for Rope {}
[INFO] [stdout] 812 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 853 | |         // impl split_word_bound_indices<(usize, &'a str)> for Rope {}
[INFO] [stdout] 854 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 853 | |         // impl split_word_bound_indices<(usize, &'a str)> for Rope {}
[INFO] [stdout] 854 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 853 | |         // impl split_word_bound_indices<(usize, &'a str)> for Rope {}
[INFO] [stdout] 854 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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: associated function is never used: `nodes`
[INFO] [stdout]    --> src/internals/mod.rs:446:8
[INFO] [stdout]     |
[INFO] [stdout] 446 |     fn nodes(&self) -> Nodes {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `Command { std: "docker" "inspect" "daae56a3c2d77f8251db31cfd79fa04e12ce3e60c4e2aba0d75d93822ca2c9ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daae56a3c2d77f8251db31cfd79fa04e12ce3e60c4e2aba0d75d93822ca2c9ad", kill_on_drop: false }`
[INFO] [stdout] daae56a3c2d77f8251db31cfd79fa04e12ce3e60c4e2aba0d75d93822ca2c9ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58c12056a00f7889e75c6e8162dd0c472428362ce06fe3cb715910e40c8e300a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "58c12056a00f7889e75c6e8162dd0c472428362ce06fe3cb715910e40c8e300a", kill_on_drop: false }`
[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 regex-syntax v0.3.9
[INFO] [stderr]    Compiling memchr v0.1.11
[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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 479 | |         }
[INFO] [stdout] 480 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 479 | |         }
[INFO] [stdout] 480 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 552 | |
[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]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 552 | |
[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]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 552 | |
[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]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &'a str> + 'a`
[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]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &'a str> + 'a`
[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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 426 | |         }
[INFO] [stdout] 427 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                     ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=T> + 'a`
[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]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=&'a str> + 'a`
[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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 768 | |         }
[INFO] [stdout] 769 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 811 | |         // impl lines<&'a str> for Rope {}
[INFO] [stdout] 812 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 811 | |         // impl lines<&'a str> for Rope {}
[INFO] [stdout] 812 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 811 | |         // impl lines<&'a str> for Rope {}
[INFO] [stdout] 812 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 811 | |         // impl lines<&'a str> for Rope {}
[INFO] [stdout] 812 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 853 | |         // impl split_word_bound_indices<(usize, &'a str)> for Rope {}
[INFO] [stdout] 854 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 853 | |         // impl split_word_bound_indices<(usize, &'a str)> for Rope {}
[INFO] [stdout] 854 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 853 | |         // impl split_word_bound_indices<(usize, &'a str)> for Rope {}
[INFO] [stdout] 854 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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: associated function is never used: `nodes`
[INFO] [stdout]    --> src/internals/mod.rs:446:8
[INFO] [stdout]     |
[INFO] [stdout] 446 |     fn nodes(&self) -> Nodes {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr]    Compiling quickcheck v0.3.2
[INFO] [stderr]    Compiling an-rope v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `metric::Line`
[INFO] [stdout]  --> src/test/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use metric::Line;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `metric::Measured`
[INFO] [stdout]  --> src/test/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use metric::Measured;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Line` is imported redundantly
[INFO] [stdout]   --> src/test/mod.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 4  | use metric::Line;
[INFO] [stdout]    |     ------------ the item `Line` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 27 |     use metric::Line;
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Line` is imported redundantly
[INFO] [stdout]   --> src/test/mod.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 4  | use metric::Line;
[INFO] [stdout]    |     ------------ the item `Line` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 43 |     use metric::Line;
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/test/mod.rs:61:18
[INFO] [stdout]    |
[INFO] [stdout] 61 |     r = r.delete((8..12));
[INFO] [stdout]    |                  ^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/test/mod.rs:68:18
[INFO] [stdout]    |
[INFO] [stdout] 68 |     r = r.delete((0..0));
[INFO] [stdout]    |                  ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/test/mod.rs:117:14
[INFO] [stdout]     |
[INFO] [stdout] 117 |     r.delete((12..8)); // lol, fuck you
[INFO] [stdout]     |              ^^^^^^^ help: remove these parentheses
[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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 479 | |         }
[INFO] [stdout] 480 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 479 | |         }
[INFO] [stdout] 480 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 552 | |
[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]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 552 | |
[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]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 552 | |
[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]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &'a str> + 'a`
[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]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &'a str> + 'a`
[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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 426 | |         }
[INFO] [stdout] 427 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                     ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=T> + 'a`
[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]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=&'a str> + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/slice.rs:710:9
[INFO] [stdout]     |
[INFO] [stdout] 710 |     use super::*;
[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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 768 | |         }
[INFO] [stdout] 769 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 811 | |         // impl lines<&'a str> for Rope {}
[INFO] [stdout] 812 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 811 | |         // impl lines<&'a str> for Rope {}
[INFO] [stdout] 812 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 811 | |         // impl lines<&'a str> for Rope {}
[INFO] [stdout] 812 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 811 | |         // impl lines<&'a str> for Rope {}
[INFO] [stdout] 812 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 853 | |         // impl split_word_bound_indices<(usize, &'a str)> for Rope {}
[INFO] [stdout] 854 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 853 | |         // impl split_word_bound_indices<(usize, &'a str)> for Rope {}
[INFO] [stdout] 854 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[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] 853 | |         // impl split_word_bound_indices<(usize, &'a str)> for Rope {}
[INFO] [stdout] 854 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `left`
[INFO] [stdout]   --> src/internals/test.rs:49:10
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let (left, right) = b.split(Line(1));
[INFO] [stdout]    |          ^^^^ help: if this is intentional, prefix it with an underscore: `_left`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `right`
[INFO] [stdout]   --> src/internals/test.rs:49:16
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let (left, right) = b.split(Line(1));
[INFO] [stdout]    |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_right`
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/test/mod.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let mut rope = Rope::from("this is\n\
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/test/mod.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let mut rope = Rope::from("this is\n\
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/test/mod.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |     let mut r = Rope::from("this is not fine");
[INFO] [stdout]     |         ----^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/test/mod.rs:476:17
[INFO] [stdout]     |
[INFO] [stdout] 476 |             let mut rope = Rope::from(a.clone());
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `line_delete_test_1`
[INFO] [stdout]   --> src/test/mod.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn line_delete_test_1() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `line_delete_test_2`
[INFO] [stdout]   --> src/test/mod.rs:42:4
[INFO] [stdout]    |
[INFO] [stdout] 42 | fn line_delete_test_2() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `debug_test_1`
[INFO] [stdout]    --> src/test/mod.rs:125:8
[INFO] [stdout]     |
[INFO] [stdout] 125 |     fn debug_test_1() {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `debug_test_2`
[INFO] [stdout]    --> src/test/mod.rs:131:8
[INFO] [stdout]     |
[INFO] [stdout] 131 |     fn debug_test_2() {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `debug_test_3`
[INFO] [stdout]    --> src/test/mod.rs:137:8
[INFO] [stdout]     |
[INFO] [stdout] 137 |     fn debug_test_3() {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `rope_indexing_is_string_indexing`
[INFO] [stdout]    --> src/test/mod.rs:446:8
[INFO] [stdout]     |
[INFO] [stdout] 446 |     fn rope_indexing_is_string_indexing() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `rope_insert_char_is_string_insert_char`
[INFO] [stdout]    --> src/test/mod.rs:462:8
[INFO] [stdout]     |
[INFO] [stdout] 462 |     fn rope_insert_char_is_string_insert_char() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `TEST_WORD`
[INFO] [stdout]     --> src/unicode/test/testdata.rs:520:5
[INFO] [stdout]      |
[INFO] [stdout] 520  | /     pub const TEST_WORD: &'static [(&'static str, &'static [&'static str])] = &[
[INFO] [stdout] 521  | |         ("\u{1}\u{1}", &["\u{1}", "\u{1}"]), ("\u{1}\u{308}\u{1}", &["\u{1}\u{308}", "\u{1}"]),
[INFO] [stdout] 522  | |         ("\u{1}\u{d}", &["\u{1}", "\u{d}"]), ("\u{1}\u{308}\u{d}", &["\u{1}\u{308}", "\u{d}"]),
[INFO] [stdout] 523  | |         ("\u{1}\u{a}", &["\u{1}", "\u{a}"]), ("\u{1}\u{308}\u{a}", &["\u{1}\u{308}", "\u{a}"]),
[INFO] [stdout] ...    |
[INFO] [stdout] 2056 | |         "\u{2c}", "\u{2c}", "\u{61}"])
[INFO] [stdout] 2057 | |     ];
[INFO] [stdout]      | |______^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `nodes`
[INFO] [stdout]    --> src/internals/mod.rs:446:8
[INFO] [stdout]     |
[INFO] [stdout] 446 |     fn nodes(&self) -> Nodes {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]   --> src/test/mod.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | #[ignore]
[INFO] [stdout]    | ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]   --> src/test/mod.rs:41:1
[INFO] [stdout]    |
[INFO] [stdout] 41 | #[ignore]
[INFO] [stdout]    | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]    --> src/test/mod.rs:114:1
[INFO] [stdout]     |
[INFO] [stdout] 114 | #[should_panic]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]    --> src/test/mod.rs:124:5
[INFO] [stdout]     |
[INFO] [stdout] 124 |     #[ignore]
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]    --> src/test/mod.rs:130:5
[INFO] [stdout]     |
[INFO] [stdout] 130 |     #[ignore]
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]    --> src/test/mod.rs:136:5
[INFO] [stdout]     |
[INFO] [stdout] 136 |     #[ignore]
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]    --> src/test/mod.rs:445:5
[INFO] [stdout]     |
[INFO] [stdout] 445 |     #[ignore]
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]    --> src/test/mod.rs:461:5
[INFO] [stdout]     |
[INFO] [stdout] 461 |     #[ignore]
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `FromIterator` should have a snake case name
[INFO] [stdout]    --> src/test/mod.rs:614:9
[INFO] [stdout]     |
[INFO] [stdout] 614 |     mod FromIterator {
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: convert the identifier to snake case: `from_iterator`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 54 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.52s
[INFO] running `Command { std: "docker" "inspect" "58c12056a00f7889e75c6e8162dd0c472428362ce06fe3cb715910e40c8e300a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58c12056a00f7889e75c6e8162dd0c472428362ce06fe3cb715910e40c8e300a", kill_on_drop: false }`
[INFO] [stdout] 58c12056a00f7889e75c6e8162dd0c472428362ce06fe3cb715910e40c8e300a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7f7968ad9a99aa2ba659f32348e56b3e91b3ceeb1035b881e162fa3b26eb612b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7f7968ad9a99aa2ba659f32348e56b3e91b3ceeb1035b881e162fa3b26eb612b", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/internals/mod.rs:462:5
[INFO] [stderr]     |
[INFO] [stderr] 462 | /     unstable_iters! {
[INFO] [stderr] 463 | |         #[doc=
[INFO] [stderr] 464 | |             "Returns an iterator over all the strings in this `Node`s subrope."]
[INFO] [stderr] 465 | |         #[inline]
[INFO] [stderr] ...   |
[INFO] [stderr] 479 | |         }
[INFO] [stderr] 480 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/internals/mod.rs:462:5
[INFO] [stderr]     |
[INFO] [stderr] 462 | /     unstable_iters! {
[INFO] [stderr] 463 | |         #[doc=
[INFO] [stderr] 464 | |             "Returns an iterator over all the strings in this `Node`s subrope."]
[INFO] [stderr] 465 | |         #[inline]
[INFO] [stderr] ...   |
[INFO] [stderr] 479 | |         }
[INFO] [stderr] 480 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/internals/mod.rs:549:5
[INFO] [stderr]     |
[INFO] [stderr] 549 | /     str_iters! {
[INFO] [stderr] 550 | |         #[doc="Returns an iterator over all the bytes in this `Node`'s \
[INFO] [stderr] 551 | |                subrope \n\
[INFO] [stderr] 552 | |
[INFO] [stderr] ...   |
[INFO] [stderr] 571 | |         impl split_whitespace<&'a str> for Node {}
[INFO] [stderr] 572 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/internals/mod.rs:549:5
[INFO] [stderr]     |
[INFO] [stderr] 549 | /     str_iters! {
[INFO] [stderr] 550 | |         #[doc="Returns an iterator over all the bytes in this `Node`'s \
[INFO] [stderr] 551 | |                subrope \n\
[INFO] [stderr] 552 | |
[INFO] [stderr] ...   |
[INFO] [stderr] 571 | |         impl split_whitespace<&'a str> for Node {}
[INFO] [stderr] 572 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/internals/mod.rs:549:5
[INFO] [stderr]     |
[INFO] [stderr] 549 | /     str_iters! {
[INFO] [stderr] 550 | |         #[doc="Returns an iterator over all the bytes in this `Node`'s \
[INFO] [stderr] 551 | |                subrope \n\
[INFO] [stderr] 552 | |
[INFO] [stderr] ...   |
[INFO] [stderr] 571 | |         impl split_whitespace<&'a str> for Node {}
[INFO] [stderr] 572 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/internals/mod.rs:582:5
[INFO] [stderr]     |
[INFO] [stderr] 582 | /     unicode_seg_iters! {
[INFO] [stderr] 583 | |         #[doc=
[INFO] [stderr] 584 | |             "Returns an iterator over the [grapheme clusters][graphemes] of \
[INFO] [stderr] 585 | |              `self`.\n\
[INFO] [stderr] ...   |
[INFO] [stderr] 596 | |         impl graphemes for Node { extend }
[INFO] [stderr] 597 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/internals/mod.rs:598:5
[INFO] [stderr]     |
[INFO] [stderr] 598 | /     unicode_seg_iters! {
[INFO] [stderr] 599 | |         #[doc=
[INFO] [stderr] 600 | |             "Returns an iterator over the words of `self`, separated on \
[INFO] [stderr] 601 | |             [UAX#29 word boundaries]\
[INFO] [stderr] ...   |
[INFO] [stderr] 619 | |         impl split_word_bounds for Node {}
[INFO] [stderr] 620 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/internals/mod.rs:598:5
[INFO] [stderr]     |
[INFO] [stderr] 598 | /     unicode_seg_iters! {
[INFO] [stderr] 599 | |         #[doc=
[INFO] [stderr] 600 | |             "Returns an iterator over the words of `self`, separated on \
[INFO] [stderr] 601 | |             [UAX#29 word boundaries]\
[INFO] [stderr] ...   |
[INFO] [stderr] 619 | |         impl split_word_bounds for Node {}
[INFO] [stderr] 620 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/internals/mod.rs:705:18
[INFO] [stderr]     |
[INFO] [stderr] 705 |     strings: Box<Iterator<Item = &'a str> + 'a >
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &'a str> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/internals/mod.rs:728:18
[INFO] [stderr]     |
[INFO] [stderr] 728 |     strings: Box<Iterator<Item = &'a str> + 'a >
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &'a str> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/slice.rs:410:5
[INFO] [stderr]     |
[INFO] [stderr] 410 | /     unstable_iters! {
[INFO] [stderr] 411 | |         #[inline]
[INFO] [stderr] 412 | |         pub fn chars(&'a self) -> impl Iterator<Item=char> + 'a  {
[INFO] [stderr] 413 | |             self.slice_char_iter(self.node.chars())
[INFO] [stderr] ...   |
[INFO] [stderr] 426 | |         }
[INFO] [stderr] 427 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/slice.rs:520:53
[INFO] [stderr]     |
[INFO] [stderr] 520 |     fn slice_char_iter<I, T>(&'a self, i: I) -> Box<Iterator<Item=T> + 'a>
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=T> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/slice.rs:529:53
[INFO] [stderr]     |
[INFO] [stderr] 529 |     fn slice_strings_iter<I>(&'a self, i: I) -> Box<Iterator<Item=&'a str> + 'a>
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=&'a str> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr] ...
[INFO] [stderr] 743 | /     unstable_iters! {
[INFO] [stderr] 744 | |         #[doc="Returns an iterator over all the strings in this `Rope`"]
[INFO] [stderr] 745 | |         #[inline]
[INFO] [stderr] 746 | |         pub fn strings<'a>(&'a self) -> impl Iterator<Item=&'a str> + 'a {
[INFO] [stderr] ...   |
[INFO] [stderr] 768 | |         }
[INFO] [stderr] 769 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr] ...
[INFO] [stderr] 791 | /     str_iters! {
[INFO] [stderr] 792 | |         #[doc="Returns an iterator over all the bytes in this `Rope`.\n\
[INFO] [stderr] 793 | |                \nAs a Rope consists of a sequence of bytes, we can iterate \
[INFO] [stderr] 794 | |                through a rope by byte. This method returns such an iterator."]
[INFO] [stderr] ...   |
[INFO] [stderr] 811 | |         // impl lines<&'a str> for Rope {}
[INFO] [stderr] 812 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr] ...
[INFO] [stderr] 791 | /     str_iters! {
[INFO] [stderr] 792 | |         #[doc="Returns an iterator over all the bytes in this `Rope`.\n\
[INFO] [stderr] 793 | |                \nAs a Rope consists of a sequence of bytes, we can iterate \
[INFO] [stderr] 794 | |                through a rope by byte. This method returns such an iterator."]
[INFO] [stderr] ...   |
[INFO] [stderr] 811 | |         // impl lines<&'a str> for Rope {}
[INFO] [stderr] 812 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr] ...
[INFO] [stderr] 791 | /     str_iters! {
[INFO] [stderr] 792 | |         #[doc="Returns an iterator over all the bytes in this `Rope`.\n\
[INFO] [stderr] 793 | |                \nAs a Rope consists of a sequence of bytes, we can iterate \
[INFO] [stderr] 794 | |                through a rope by byte. This method returns such an iterator."]
[INFO] [stderr] ...   |
[INFO] [stderr] 811 | |         // impl lines<&'a str> for Rope {}
[INFO] [stderr] 812 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr] ...
[INFO] [stderr] 791 | /     str_iters! {
[INFO] [stderr] 792 | |         #[doc="Returns an iterator over all the bytes in this `Rope`.\n\
[INFO] [stderr] 793 | |                \nAs a Rope consists of a sequence of bytes, we can iterate \
[INFO] [stderr] 794 | |                through a rope by byte. This method returns such an iterator."]
[INFO] [stderr] ...   |
[INFO] [stderr] 811 | |         // impl lines<&'a str> for Rope {}
[INFO] [stderr] 812 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr] ...
[INFO] [stderr] 814 | /     unicode_seg_iters! {
[INFO] [stderr] 815 | |         #[doc=
[INFO] [stderr] 816 | |             "Returns an iterator over the [grapheme clusters][graphemes] of \
[INFO] [stderr] 817 | |              `self`.\n\
[INFO] [stderr] ...   |
[INFO] [stderr] 853 | |         // impl split_word_bound_indices<(usize, &'a str)> for Rope {}
[INFO] [stderr] 854 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr] ...
[INFO] [stderr] 814 | /     unicode_seg_iters! {
[INFO] [stderr] 815 | |         #[doc=
[INFO] [stderr] 816 | |             "Returns an iterator over the [grapheme clusters][graphemes] of \
[INFO] [stderr] 817 | |              `self`.\n\
[INFO] [stderr] ...   |
[INFO] [stderr] 853 | |         // impl split_word_bound_indices<(usize, &'a str)> for Rope {}
[INFO] [stderr] 854 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr] ...
[INFO] [stderr] 814 | /     unicode_seg_iters! {
[INFO] [stderr] 815 | |         #[doc=
[INFO] [stderr] 816 | |             "Returns an iterator over the [grapheme clusters][graphemes] of \
[INFO] [stderr] 817 | |              `self`.\n\
[INFO] [stderr] ...   |
[INFO] [stderr] 853 | |         // impl split_word_bound_indices<(usize, &'a str)> for Rope {}
[INFO] [stderr] 854 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:762:46
[INFO] [stderr]     |
[INFO] [stderr] 762 | ...                   .scan(0, move |mut l, i|  {
[INFO] [stderr]     |                                      ----^
[INFO] [stderr]     |                                      |
[INFO] [stderr]     |                                      help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `nodes`
[INFO] [stderr]    --> src/internals/mod.rs:446:8
[INFO] [stderr]     |
[INFO] [stderr] 446 |     fn nodes(&self) -> Nodes {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 23 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `metric::Line`
[INFO] [stderr]  --> src/test/mod.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use metric::Line;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `metric::Measured`
[INFO] [stderr]  --> src/test/mod.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use metric::Measured;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Line` is imported redundantly
[INFO] [stderr]   --> src/test/mod.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 4  | use metric::Line;
[INFO] [stderr]    |     ------------ the item `Line` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 27 |     use metric::Line;
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Line` is imported redundantly
[INFO] [stderr]   --> src/test/mod.rs:43:9
[INFO] [stderr]    |
[INFO] [stderr] 4  | use metric::Line;
[INFO] [stderr]    |     ------------ the item `Line` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 43 |     use metric::Line;
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> src/test/mod.rs:61:18
[INFO] [stderr]    |
[INFO] [stderr] 61 |     r = r.delete((8..12));
[INFO] [stderr]    |                  ^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> src/test/mod.rs:68:18
[INFO] [stderr]    |
[INFO] [stderr] 68 |     r = r.delete((0..0));
[INFO] [stderr]    |                  ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/test/mod.rs:117:14
[INFO] [stderr]     |
[INFO] [stderr] 117 |     r.delete((12..8)); // lol, fuck you
[INFO] [stderr]     |              ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/internals/mod.rs:462:5
[INFO] [stderr]     |
[INFO] [stderr] 462 | /     unstable_iters! {
[INFO] [stderr] 463 | |         #[doc=
[INFO] [stderr] 464 | |             "Returns an iterator over all the strings in this `Node`s subrope."]
[INFO] [stderr] 465 | |         #[inline]
[INFO] [stderr] ...   |
[INFO] [stderr] 479 | |         }
[INFO] [stderr] 480 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/internals/mod.rs:462:5
[INFO] [stderr]     |
[INFO] [stderr] 462 | /     unstable_iters! {
[INFO] [stderr] 463 | |         #[doc=
[INFO] [stderr] 464 | |             "Returns an iterator over all the strings in this `Node`s subrope."]
[INFO] [stderr] 465 | |         #[inline]
[INFO] [stderr] ...   |
[INFO] [stderr] 479 | |         }
[INFO] [stderr] 480 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/internals/mod.rs:549:5
[INFO] [stderr]     |
[INFO] [stderr] 549 | /     str_iters! {
[INFO] [stderr] 550 | |         #[doc="Returns an iterator over all the bytes in this `Node`'s \
[INFO] [stderr] 551 | |                subrope \n\
[INFO] [stderr] 552 | |
[INFO] [stderr] ...   |
[INFO] [stderr] 571 | |         impl split_whitespace<&'a str> for Node {}
[INFO] [stderr] 572 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/internals/mod.rs:549:5
[INFO] [stderr]     |
[INFO] [stderr] 549 | /     str_iters! {
[INFO] [stderr] 550 | |         #[doc="Returns an iterator over all the bytes in this `Node`'s \
[INFO] [stderr] 551 | |                subrope \n\
[INFO] [stderr] 552 | |
[INFO] [stderr] ...   |
[INFO] [stderr] 571 | |         impl split_whitespace<&'a str> for Node {}
[INFO] [stderr] 572 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/internals/mod.rs:549:5
[INFO] [stderr]     |
[INFO] [stderr] 549 | /     str_iters! {
[INFO] [stderr] 550 | |         #[doc="Returns an iterator over all the bytes in this `Node`'s \
[INFO] [stderr] 551 | |                subrope \n\
[INFO] [stderr] 552 | |
[INFO] [stderr] ...   |
[INFO] [stderr] 571 | |         impl split_whitespace<&'a str> for Node {}
[INFO] [stderr] 572 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/internals/mod.rs:582:5
[INFO] [stderr]     |
[INFO] [stderr] 582 | /     unicode_seg_iters! {
[INFO] [stderr] 583 | |         #[doc=
[INFO] [stderr] 584 | |             "Returns an iterator over the [grapheme clusters][graphemes] of \
[INFO] [stderr] 585 | |              `self`.\n\
[INFO] [stderr] ...   |
[INFO] [stderr] 596 | |         impl graphemes for Node { extend }
[INFO] [stderr] 597 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/internals/mod.rs:598:5
[INFO] [stderr]     |
[INFO] [stderr] 598 | /     unicode_seg_iters! {
[INFO] [stderr] 599 | |         #[doc=
[INFO] [stderr] 600 | |             "Returns an iterator over the words of `self`, separated on \
[INFO] [stderr] 601 | |             [UAX#29 word boundaries]\
[INFO] [stderr] ...   |
[INFO] [stderr] 619 | |         impl split_word_bounds for Node {}
[INFO] [stderr] 620 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/internals/mod.rs:598:5
[INFO] [stderr]     |
[INFO] [stderr] 598 | /     unicode_seg_iters! {
[INFO] [stderr] 599 | |         #[doc=
[INFO] [stderr] 600 | |             "Returns an iterator over the words of `self`, separated on \
[INFO] [stderr] 601 | |             [UAX#29 word boundaries]\
[INFO] [stderr] ...   |
[INFO] [stderr] 619 | |         impl split_word_bounds for Node {}
[INFO] [stderr] 620 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/internals/mod.rs:705:18
[INFO] [stderr]     |
[INFO] [stderr] 705 |     strings: Box<Iterator<Item = &'a str> + 'a >
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &'a str> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/internals/mod.rs:728:18
[INFO] [stderr]     |
[INFO] [stderr] 728 |     strings: Box<Iterator<Item = &'a str> + 'a >
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &'a str> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/slice.rs:410:5
[INFO] [stderr]     |
[INFO] [stderr] 410 | /     unstable_iters! {
[INFO] [stderr] 411 | |         #[inline]
[INFO] [stderr] 412 | |         pub fn chars(&'a self) -> impl Iterator<Item=char> + 'a  {
[INFO] [stderr] 413 | |             self.slice_char_iter(self.node.chars())
[INFO] [stderr] ...   |
[INFO] [stderr] 426 | |         }
[INFO] [stderr] 427 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/slice.rs:520:53
[INFO] [stderr]     |
[INFO] [stderr] 520 |     fn slice_char_iter<I, T>(&'a self, i: I) -> Box<Iterator<Item=T> + 'a>
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=T> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/slice.rs:529:53
[INFO] [stderr]     |
[INFO] [stderr] 529 |     fn slice_strings_iter<I>(&'a self, i: I) -> Box<Iterator<Item=&'a str> + 'a>
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=&'a str> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/slice.rs:710:9
[INFO] [stderr]     |
[INFO] [stderr] 710 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr] ...
[INFO] [stderr] 743 | /     unstable_iters! {
[INFO] [stderr] 744 | |         #[doc="Returns an iterator over all the strings in this `Rope`"]
[INFO] [stderr] 745 | |         #[inline]
[INFO] [stderr] 746 | |         pub fn strings<'a>(&'a self) -> impl Iterator<Item=&'a str> + 'a {
[INFO] [stderr] ...   |
[INFO] [stderr] 768 | |         }
[INFO] [stderr] 769 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr] ...
[INFO] [stderr] 791 | /     str_iters! {
[INFO] [stderr] 792 | |         #[doc="Returns an iterator over all the bytes in this `Rope`.\n\
[INFO] [stderr] 793 | |                \nAs a Rope consists of a sequence of bytes, we can iterate \
[INFO] [stderr] 794 | |                through a rope by byte. This method returns such an iterator."]
[INFO] [stderr] ...   |
[INFO] [stderr] 811 | |         // impl lines<&'a str> for Rope {}
[INFO] [stderr] 812 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr] ...
[INFO] [stderr] 791 | /     str_iters! {
[INFO] [stderr] 792 | |         #[doc="Returns an iterator over all the bytes in this `Rope`.\n\
[INFO] [stderr] 793 | |                \nAs a Rope consists of a sequence of bytes, we can iterate \
[INFO] [stderr] 794 | |                through a rope by byte. This method returns such an iterator."]
[INFO] [stderr] ...   |
[INFO] [stderr] 811 | |         // impl lines<&'a str> for Rope {}
[INFO] [stderr] 812 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr] ...
[INFO] [stderr] 791 | /     str_iters! {
[INFO] [stderr] 792 | |         #[doc="Returns an iterator over all the bytes in this `Rope`.\n\
[INFO] [stderr] 793 | |                \nAs a Rope consists of a sequence of bytes, we can iterate \
[INFO] [stderr] 794 | |                through a rope by byte. This method returns such an iterator."]
[INFO] [stderr] ...   |
[INFO] [stderr] 811 | |         // impl lines<&'a str> for Rope {}
[INFO] [stderr] 812 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr] ...
[INFO] [stderr] 791 | /     str_iters! {
[INFO] [stderr] 792 | |         #[doc="Returns an iterator over all the bytes in this `Rope`.\n\
[INFO] [stderr] 793 | |                \nAs a Rope consists of a sequence of bytes, we can iterate \
[INFO] [stderr] 794 | |                through a rope by byte. This method returns such an iterator."]
[INFO] [stderr] ...   |
[INFO] [stderr] 811 | |         // impl lines<&'a str> for Rope {}
[INFO] [stderr] 812 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr] ...
[INFO] [stderr] 814 | /     unicode_seg_iters! {
[INFO] [stderr] 815 | |         #[doc=
[INFO] [stderr] 816 | |             "Returns an iterator over the [grapheme clusters][graphemes] of \
[INFO] [stderr] 817 | |              `self`.\n\
[INFO] [stderr] ...   |
[INFO] [stderr] 853 | |         // impl split_word_bound_indices<(usize, &'a str)> for Rope {}
[INFO] [stderr] 854 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr] ...
[INFO] [stderr] 814 | /     unicode_seg_iters! {
[INFO] [stderr] 815 | |         #[doc=
[INFO] [stderr] 816 | |             "Returns an iterator over the [grapheme clusters][graphemes] of \
[INFO] [stderr] 817 | |              `self`.\n\
[INFO] [stderr] ...   |
[INFO] [stderr] 853 | |         // impl split_word_bound_indices<(usize, &'a str)> for Rope {}
[INFO] [stderr] 854 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:49
[INFO] [stderr]     |
[INFO] [stderr] 161 |            pub fn $name$(<$lf>)*(&'a $sel) -> Box<Iterator<Item=$ty> + 'a> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=$ty> + 'a`
[INFO] [stderr] ...
[INFO] [stderr] 814 | /     unicode_seg_iters! {
[INFO] [stderr] 815 | |         #[doc=
[INFO] [stderr] 816 | |             "Returns an iterator over the [grapheme clusters][graphemes] of \
[INFO] [stderr] 817 | |              `self`.\n\
[INFO] [stderr] ...   |
[INFO] [stderr] 853 | |         // impl split_word_bound_indices<(usize, &'a str)> for Rope {}
[INFO] [stderr] 854 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `left`
[INFO] [stderr]   --> src/internals/test.rs:49:10
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let (left, right) = b.split(Line(1));
[INFO] [stderr]    |          ^^^^ help: if this is intentional, prefix it with an underscore: `_left`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `right`
[INFO] [stderr]   --> src/internals/test.rs:49:16
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let (left, right) = b.split(Line(1));
[INFO] [stderr]    |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_right`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:762:46
[INFO] [stderr]     |
[INFO] [stderr] 762 | ...                   .scan(0, move |mut l, i|  {
[INFO] [stderr]     |                                      ----^
[INFO] [stderr]     |                                      |
[INFO] [stderr]     |                                      help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/test/mod.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let mut rope = Rope::from("this is\n\
[INFO] [stderr]    |         ----^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/test/mod.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |     let mut rope = Rope::from("this is\n\
[INFO] [stderr]    |         ----^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/test/mod.rs:116:9
[INFO] [stderr]     |
[INFO] [stderr] 116 |     let mut r = Rope::from("this is not fine");
[INFO] [stderr]     |         ----^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/test/mod.rs:476:17
[INFO] [stderr]     |
[INFO] [stderr] 476 |             let mut rope = Rope::from(a.clone());
[INFO] [stderr]     |                 ----^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `line_delete_test_1`
[INFO] [stderr]   --> src/test/mod.rs:26:4
[INFO] [stderr]    |
[INFO] [stderr] 26 | fn line_delete_test_1() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `line_delete_test_2`
[INFO] [stderr]   --> src/test/mod.rs:42:4
[INFO] [stderr]    |
[INFO] [stderr] 42 | fn line_delete_test_2() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `debug_test_1`
[INFO] [stderr]    --> src/test/mod.rs:125:8
[INFO] [stderr]     |
[INFO] [stderr] 125 |     fn debug_test_1() {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `debug_test_2`
[INFO] [stderr]    --> src/test/mod.rs:131:8
[INFO] [stderr]     |
[INFO] [stderr] 131 |     fn debug_test_2() {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `debug_test_3`
[INFO] [stderr]    --> src/test/mod.rs:137:8
[INFO] [stderr]     |
[INFO] [stderr] 137 |     fn debug_test_3() {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `rope_indexing_is_string_indexing`
[INFO] [stderr]    --> src/test/mod.rs:446:8
[INFO] [stderr]     |
[INFO] [stderr] 446 |     fn rope_indexing_is_string_indexing() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `rope_insert_char_is_string_insert_char`
[INFO] [stderr]    --> src/test/mod.rs:462:8
[INFO] [stderr]     |
[INFO] [stderr] 462 |     fn rope_insert_char_is_string_insert_char() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `TEST_WORD`
[INFO] [stderr]     --> src/unicode/test/testdata.rs:520:5
[INFO] [stderr]      |
[INFO] [stderr] 520  | /     pub const TEST_WORD: &'static [(&'static str, &'static [&'static str])] = &[
[INFO] [stderr] 521  | |         ("\u{1}\u{1}", &["\u{1}", "\u{1}"]), ("\u{1}\u{308}\u{1}", &["\u{1}\u{308}", "\u{1}"]),
[INFO] [stderr] 522  | |         ("\u{1}\u{d}", &["\u{1}", "\u{d}"]), ("\u{1}\u{308}\u{d}", &["\u{1}\u{308}", "\u{d}"]),
[INFO] [stderr] 523  | |         ("\u{1}\u{a}", &["\u{1}", "\u{a}"]), ("\u{1}\u{308}\u{a}", &["\u{1}\u{308}", "\u{a}"]),
[INFO] [stderr] ...    |
[INFO] [stderr] 2056 | |         "\u{2c}", "\u{2c}", "\u{61}"])
[INFO] [stderr] 2057 | |     ];
[INFO] [stderr]      | |______^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `nodes`
[INFO] [stderr]    --> src/internals/mod.rs:446:8
[INFO] [stderr]     |
[INFO] [stderr] 446 |     fn nodes(&self) -> Nodes {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]   --> src/test/mod.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | #[ignore]
[INFO] [stderr]    | ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]   --> src/test/mod.rs:41:1
[INFO] [stderr]    |
[INFO] [stderr] 41 | #[ignore]
[INFO] [stderr]    | ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]    --> src/test/mod.rs:114:1
[INFO] [stderr]     |
[INFO] [stderr] 114 | #[should_panic]
[INFO] [stderr]     | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]    --> src/test/mod.rs:124:5
[INFO] [stderr]     |
[INFO] [stderr] 124 |     #[ignore]
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]    --> src/test/mod.rs:130:5
[INFO] [stderr]     |
[INFO] [stderr] 130 |     #[ignore]
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]    --> src/test/mod.rs:136:5
[INFO] [stderr]     |
[INFO] [stderr] 136 |     #[ignore]
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]    --> src/test/mod.rs:445:5
[INFO] [stderr]     |
[INFO] [stderr] 445 |     #[ignore]
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]    --> src/test/mod.rs:461:5
[INFO] [stderr]     |
[INFO] [stderr] 461 |     #[ignore]
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: module `FromIterator` should have a snake case name
[INFO] [stderr]    --> src/test/mod.rs:614:9
[INFO] [stderr]     |
[INFO] [stderr] 614 |     mod FromIterator {
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: convert the identifier to snake case: `from_iterator`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 54 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/an_rope-0adfd62a0490a190
[INFO] [stdout] 
[INFO] [stdout] running 51 tests
[INFO] [stdout] test internals::test::line_split_test_10 ... ok
[INFO] [stdout] test internals::test::line_split_test_1 ... ok
[INFO] [stdout] test internals::test::line_split_test_2 ... ok
[INFO] [stdout] test internals::test::line_split_test_5 ... ok
[INFO] [stdout] test internals::test::line_split_test_3 ... ok
[INFO] [stdout] test internals::test::line_split_test_9 ... ok
[INFO] [stdout] test internals::test::line_split_test_6 ... ok
[INFO] [stdout] test internals::test::line_split_test_8 ... ok
[INFO] [stdout] test internals::test::line_split_test_7 ... ok
[INFO] [stdout] test slice::tests::char_indices ... ok
[INFO] [stdout] test test::append_empty_rope ... ok
[INFO] [stdout] test slice::tests::to ... ok
[INFO] [stdout] test test::delete_test_2 ... ok
[INFO] [stdout] test test::append ... ok
[INFO] [stdout] test test::delete_test_1 ... ok
[INFO] [stdout] test test::insert_char_test_1 ... ok
[INFO] [stdout] test test::iterator::FromIterator::char_refs_empty ... ok
[INFO] [stdout] test test::big_rebalance ... ok
[INFO] [stdout] test test::iterator::FromIterator::chars_empty ... ok
[INFO] [stdout] test test::iterator::FromIterator::char_refs ... ok
[INFO] [stdout] test test::insert_str_test_1 ... ok
[INFO] [stdout] test test::iterator::FromIterator::ropes ... ok
[INFO] [stdout] test test::iterator::FromIterator::ropes_empty ... ok
[INFO] [stdout] test test::insert_rope_balance_test ... ok
[INFO] [stdout] test test::insert_rope_test_1 ... ok
[INFO] [stdout] test test::iterator::FromIterator::str_slice_empty ... ok
[INFO] [stdout] test test::iterator::FromIterator::strings_empty ... ok
[INFO] [stdout] test test::iterator::FromIterator::str_slice ... ok
[INFO] [stdout] test test::iterator::FromIterator::strings ... ok
[INFO] [stdout] test test::prepend ... ok
[INFO] [stdout] test test::merge_rebalance_test ... ok
[INFO] [stdout] test test::prepend_empty_rope ... ok
[INFO] [stdout] test test::rebalance_test_1 ... ok
[INFO] [stdout] test test::iterator::FromIterator::chars ... ok
[INFO] [stdout] test test::rebalance_test_2 ... ok
[INFO] [stdout] test test::insert_rope_test_2 ... ok
[INFO] [stdout] test unicode::test::unicode_words ... ok
[INFO] [stdout] test test::rope_char_indices ... ok
[INFO] [stdout] test test::rope_lines_iter ... ok
[INFO] [stdout] test test::rope_lines_iter_split_on_node ... ok
[INFO] [stdout] test unicode::test::graphemes_iter ... ok
[INFO] [stdout] test test::iterator::FromIterator::prop_chars_concat ... ok
[INFO] [stdout] test test::repeated_concat_right_rebalance ... ok
[INFO] [stdout] test test::repeated_concat_left_rebalance ... ok
[INFO] [stdout] test test::properties::rope_append_is_string_push_str ... ok
[INFO] [stdout] test internals::test::line_split_test_4 ... ok
[INFO] [stdout] test test::delete_test_7 ... ok
[INFO] [stdout] test unicode::test::test_graphemes ... FAILED
[INFO] [stdout] test test::properties::rope_concat_is_string_concat ... ok
[INFO] [stdout] test test::iterator::FromIterator::prop_strings_concat ... ok
[INFO] [stdout] test test::iterator::FromIterator::prop_ropes_concat ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- unicode::test::test_graphemes stdout ----
[INFO] [stdout] thread 'unicode::test::test_graphemes' panicked at 'assertion failed: r.graphemes().zip(g.iter().cloned()).all(|(a, b)| a == b)', src/unicode/test/mod.rs:52:9
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5569bf7666c0 - std::backtrace_rs::backtrace::libunwind::trace::h7cf3ca97bd83fbab
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stdout]    1:     0x5569bf7666c0 - std::backtrace_rs::backtrace::trace_unsynchronized::h5a69c674b2d9ea5c
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x5569bf7666c0 - std::sys_common::backtrace::_print_fmt::hdf72478dfcb50678
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:79
[INFO] [stdout]    3:     0x5569bf7666c0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1e0bdbb35e83deca
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:58
[INFO] [stdout]    4:     0x5569bf788cfc - core::fmt::write::he67f9b17bcb7ee73
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/fmt/mod.rs:1080
[INFO] [stdout]    5:     0x5569bf5fa056 - std::io::Write::write_fmt::h68b2e5fe4c78e61a
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/io/mod.rs:1516
[INFO] [stdout]    6:     0x5569bf760d9d - std::io::impls::<impl std::io::Write for alloc::boxed::Box<W>>::write_fmt::he9ebec865e28165c
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/io/impls.rs:179
[INFO] [stdout]    7:     0x5569bf768bdd - std::sys_common::backtrace::_print::haa20918e28a126c5
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:61
[INFO] [stdout]    8:     0x5569bf768bdd - std::sys_common::backtrace::print::h49e772a4873d9076
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:48
[INFO] [stdout]    9:     0x5569bf768bdd - std::panicking::default_hook::{{closure}}::hb218b305d15e3f11
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:208
[INFO] [stdout]   10:     0x5569bf768832 - std::panicking::default_hook::h63997b7b949e1ce0
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:224
[INFO] [stdout]   11:     0x5569bf7692c1 - std::panicking::rust_panic_with_hook::hb54f09ccadf64bd3
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:577
[INFO] [stdout]   12:     0x5569bf64497c - std::panicking::begin_panic::{{closure}}::hfab63cb68888ab34
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:506
[INFO] [stdout]   13:     0x5569bf64a409 - std::sys_common::backtrace::__rust_end_short_backtrace::h63029599a956e426
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:153
[INFO] [stdout]   14:     0x5569bf6448a7 - std::panicking::begin_panic::hee4b20521bc7a9c1
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:505
[INFO] [stdout]   15:     0x5569bf5b97a6 - an_rope::unicode::test::test_graphemes::hf425d26bffe79ff7
[INFO] [stdout]                                at /opt/rustwide/workdir/src/unicode/test/mod.rs:52
[INFO] [stdout]   16:     0x5569bf5b94fa - an_rope::unicode::test::test_graphemes::{{closure}}::ha830adfb23ba27bd
[INFO] [stdout]                                at /opt/rustwide/workdir/src/unicode/test/mod.rs:32
[INFO] [stdout]   17:     0x5569bf5be97e - core::ops::function::FnOnce::call_once::hdf6d9b235a40c148
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:227
[INFO] [stdout]   18:     0x5569bf620e43 - core::ops::function::FnOnce::call_once::hcd3fa2f0696c1015
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:227
[INFO] [stdout]   19:     0x5569bf620e43 - test::__rust_begin_short_backtrace::h113f97c5e5ab7d4a
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/test/src/lib.rs:516
[INFO] [stdout]   20:     0x5569bf61f348 - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h01fd09163cae2442
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/alloc/src/boxed.rs:1042
[INFO] [stdout]   21:     0x5569bf61f348 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0da6b685ae74a04a
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:308
[INFO] [stdout]   22:     0x5569bf61f348 - std::panicking::try::do_call::h564a32f132f2c264
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:381
[INFO] [stdout]   23:     0x5569bf61f348 - std::panicking::try::h477cfd4b06a2e64a
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:345
[INFO] [stdout]   24:     0x5569bf61f348 - std::panic::catch_unwind::hdb5abc6d008c399d
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:382
[INFO] [stdout]   25:     0x5569bf61f348 - test::run_test_in_process::he8ff7dec91b275be
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/test/src/lib.rs:543
[INFO] [stdout]   26:     0x5569bf61f348 - test::run_test::run_test_inner::{{closure}}::hfd9f49e4a4ff9162
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/test/src/lib.rs:449
[INFO] [stdout]   27:     0x5569bf5f93d6 - std::sys_common::backtrace::__rust_begin_short_backtrace::hee6d60d5bb466aff
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:137
[INFO] [stdout]   28:     0x5569bf5fe545 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h988cecdf9ebbaf00
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/mod.rs:464
[INFO] [stdout]   29:     0x5569bf5fe545 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h330cf727ec126982
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:308
[INFO] [stdout]   30:     0x5569bf5fe545 - std::panicking::try::do_call::h6cd25078f4a5ea13
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:381
[INFO] [stdout]   31:     0x5569bf5fe545 - std::panicking::try::h84b1d49961301705
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:345
[INFO] [stdout]   32:     0x5569bf5fe545 - std::panic::catch_unwind::h6145324593b3654b
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:382
[INFO] [stdout]   33:     0x5569bf5fe545 - std::thread::Builder::spawn_unchecked::{{closure}}::ha41e72e8024f9192
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/mod.rs:463
[INFO] [stdout]   34:     0x5569bf5fe545 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hfb5034cf1f1be223
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:227
[INFO] [stdout]   35:     0x5569bf76f33a - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::hd4d30e37db281e8f
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/alloc/src/boxed.rs:1042
[INFO] [stdout]   36:     0x5569bf76f33a - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h019185a215ba16e4
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/alloc/src/boxed.rs:1042
[INFO] [stdout]   37:     0x5569bf76f33a - std::sys::unix::thread::Thread::new::thread_start::h33c6d7cf25f9291f
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys/unix/thread.rs:87
[INFO] [stdout]   38:     0x7f6c3c530609 - start_thread
[INFO] [stdout]   39:     0x7f6c3c7bb103 - clone
[INFO] [stdout]   40:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     unicode::test::test_graphemes
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 50 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] running `Command { std: "docker" "inspect" "7f7968ad9a99aa2ba659f32348e56b3e91b3ceeb1035b881e162fa3b26eb612b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f7968ad9a99aa2ba659f32348e56b3e91b3ceeb1035b881e162fa3b26eb612b", kill_on_drop: false }`
[INFO] [stdout] 7f7968ad9a99aa2ba659f32348e56b3e91b3ceeb1035b881e162fa3b26eb612b
