[INFO] fetching crate strings 0.1.1...
[INFO] testing strings-0.1.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate strings 0.1.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate strings 0.1.1
[INFO] finished tweaking crates.io crate strings 0.1.1
[INFO] tweaked toml for crates.io crate strings 0.1.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate strings 0.1.1 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] [stderr]       Adding log v0.3.9 (available: v0.4.29)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 323fb1a61384d7b1400f2d704efd92856b29c00957cdd2af6a36de2c13f7775a
[INFO] running `Command { std: "docker" "start" "-a" "323fb1a61384d7b1400f2d704efd92856b29c00957cdd2af6a36de2c13f7775a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "323fb1a61384d7b1400f2d704efd92856b29c00957cdd2af6a36de2c13f7775a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "323fb1a61384d7b1400f2d704efd92856b29c00957cdd2af6a36de2c13f7775a", kill_on_drop: false }`
[INFO] [stdout] 323fb1a61384d7b1400f2d704efd92856b29c00957cdd2af6a36de2c13f7775a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9dad51226766bd9e66f472b9efe13c5b3bffad648e3788ce017fe9e433f49baf
[INFO] running `Command { std: "docker" "start" "-a" "9dad51226766bd9e66f472b9efe13c5b3bffad648e3788ce017fe9e433f49baf", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling strings v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/string_buffer.rs:196:13
[INFO] [stdout]     |
[INFO] [stdout] 196 |             try!(write!(fmt, "{}", node.data));
[INFO] [stdout]     |             ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/string_buffer.rs:210:9
[INFO] [stdout]     |
[INFO] [stdout] 210 |         try!(write!(f, "StringBuffer[{:?}", self.first.data));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/string_buffer.rs:214:13
[INFO] [stdout]     |
[INFO] [stdout] 214 |             try!(write!(f, ", {:?}", next.data));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/rope.rs:240:17
[INFO] [stdout]     |
[INFO] [stdout] 240 |                 try!(write!(fmt,
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/rope.rs:259:17
[INFO] [stdout]     |
[INFO] [stdout] 259 |                 try!(write!(fmt, "|"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/rope.rs:265:17
[INFO] [stdout]     |
[INFO] [stdout] 265 |                 try!(write!(fmt,
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/rope.rs:315:17
[INFO] [stdout]     |
[INFO] [stdout] 315 |                 try!(write!(fmt, "("));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/rope.rs:321:17
[INFO] [stdout]     |
[INFO] [stdout] 321 |                 try!(write!(fmt, ", "));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/rope.rs:317:21
[INFO] [stdout]     |
[INFO] [stdout] 317 |                     try!(write!(fmt, "left: {:?}", &**left));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/rope.rs:319:21
[INFO] [stdout]     |
[INFO] [stdout] 319 |                     try!(write!(fmt, "left: ()"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/rope.rs:323:21
[INFO] [stdout]     |
[INFO] [stdout] 323 |                     try!(write!(fmt, "right: {:?}", &**right));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/rope.rs:325:21
[INFO] [stdout]     |
[INFO] [stdout] 325 |                     try!(write!(fmt, "right: ()"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/src_rope.rs:284:17
[INFO] [stdout]     |
[INFO] [stdout] 284 |                 try!(write!(fmt,
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/src_rope.rs:303:17
[INFO] [stdout]     |
[INFO] [stdout] 303 |                 try!(write!(fmt, "|"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/src_rope.rs:309:17
[INFO] [stdout]     |
[INFO] [stdout] 309 |                 try!(write!(fmt,
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/src_rope.rs:359:17
[INFO] [stdout]     |
[INFO] [stdout] 359 |                 try!(write!(fmt, "("));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/src_rope.rs:365:17
[INFO] [stdout]     |
[INFO] [stdout] 365 |                 try!(write!(fmt, ", "));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/src_rope.rs:361:21
[INFO] [stdout]     |
[INFO] [stdout] 361 |                     try!(write!(fmt, "left: {:?}", &**left));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/src_rope.rs:363:21
[INFO] [stdout]     |
[INFO] [stdout] 363 |                     try!(write!(fmt, "left: ()"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/src_rope.rs:367:21
[INFO] [stdout]     |
[INFO] [stdout] 367 |                     try!(write!(fmt, "right: {:?}", &**right));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/src_rope.rs:369:21
[INFO] [stdout]     |
[INFO] [stdout] 369 |                     try!(write!(fmt, "right: ()"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/ropes/src_rope.rs:1017:13
[INFO] [stdout]      |
[INFO] [stdout] 1017 |             (src_loc as isize + self.src_offset)
[INFO] [stdout]      |             ^                                  ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1017 -             (src_loc as isize + self.src_offset)
[INFO] [stdout] 1017 +             src_loc as isize + self.src_offset
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/string_buffer.rs:264:17
[INFO] [stdout]     |
[INFO] [stdout] 264 |             let mut last = &mut *result.first;
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ropes/macros.rs:68:26
[INFO] [stdout]    |
[INFO] [stdout] 68 |             pub fn slice(&self, Range { start, end }: Range<usize>) -> RopeSlice {
[INFO] [stdout]    |                          ^^^^^ the lifetime is elided here             ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ropes/rope.rs:57:1
[INFO] [stdout]    |
[INFO] [stdout] 57 | impl_rope!(Rope);
[INFO] [stdout]    | ---------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `impl_rope` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 68 |             pub fn slice(&self, Range { start, end }: Range<usize>) -> RopeSlice<'_> {
[INFO] [stdout]    |                                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ropes/macros.rs:83:31
[INFO] [stdout]    |
[INFO] [stdout] 83 |             pub fn full_slice(&self) -> RopeSlice {
[INFO] [stdout]    |                               ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                               |
[INFO] [stdout]    |                               the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ropes/rope.rs:57:1
[INFO] [stdout]    |
[INFO] [stdout] 57 | impl_rope!(Rope);
[INFO] [stdout]    | ---------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: this warning originates in the macro `impl_rope` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 83 |             pub fn full_slice(&self) -> RopeSlice<'_> {
[INFO] [stdout]    |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ropes/macros.rs:87:26
[INFO] [stdout]    |
[INFO] [stdout] 87 |             pub fn chars(&self) -> RopeChars {
[INFO] [stdout]    |                          ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ropes/rope.rs:57:1
[INFO] [stdout]    |
[INFO] [stdout] 57 | impl_rope!(Rope);
[INFO] [stdout]    | ---------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: this warning originates in the macro `impl_rope` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 87 |             pub fn chars(&self) -> RopeChars<'_> {
[INFO] [stdout]    |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ropes/macros.rs:68:26
[INFO] [stdout]    |
[INFO] [stdout] 68 |             pub fn slice(&self, Range { start, end }: Range<usize>) -> RopeSlice {
[INFO] [stdout]    |                          ^^^^^ the lifetime is elided here             ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ropes/src_rope.rs:58:1
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl_rope!(Rope);
[INFO] [stdout]    | ---------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: this warning originates in the macro `impl_rope` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 68 |             pub fn slice(&self, Range { start, end }: Range<usize>) -> RopeSlice<'_> {
[INFO] [stdout]    |                                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ropes/macros.rs:83:31
[INFO] [stdout]    |
[INFO] [stdout] 83 |             pub fn full_slice(&self) -> RopeSlice {
[INFO] [stdout]    |                               ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                               |
[INFO] [stdout]    |                               the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ropes/src_rope.rs:58:1
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl_rope!(Rope);
[INFO] [stdout]    | ---------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: this warning originates in the macro `impl_rope` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 83 |             pub fn full_slice(&self) -> RopeSlice<'_> {
[INFO] [stdout]    |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ropes/macros.rs:87:26
[INFO] [stdout]    |
[INFO] [stdout] 87 |             pub fn chars(&self) -> RopeChars {
[INFO] [stdout]    |                          ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ropes/src_rope.rs:58:1
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl_rope!(Rope);
[INFO] [stdout]    | ---------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: this warning originates in the macro `impl_rope` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 87 |             pub fn chars(&self) -> RopeChars<'_> {
[INFO] [stdout]    |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ropes/src_rope.rs:150:22
[INFO] [stdout]     |
[INFO] [stdout] 150 |     pub fn src_slice(&self, Range { start, end }: Range<usize>) -> RopeSlice {
[INFO] [stdout]     |                      ^^^^^ the lifetime is elided here             ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 150 |     pub fn src_slice(&self, Range { start, end }: Range<usize>) -> RopeSlice<'_> {
[INFO] [stdout]     |                                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "9dad51226766bd9e66f472b9efe13c5b3bffad648e3788ce017fe9e433f49baf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dad51226766bd9e66f472b9efe13c5b3bffad648e3788ce017fe9e433f49baf", kill_on_drop: false }`
[INFO] [stdout] 9dad51226766bd9e66f472b9efe13c5b3bffad648e3788ce017fe9e433f49baf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bde1b73377e15d53032211f388eed3ca6da2d04d94ae72ea7db0c2e325b77ce5
[INFO] running `Command { std: "docker" "start" "-a" "bde1b73377e15d53032211f388eed3ca6da2d04d94ae72ea7db0c2e325b77ce5", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/string_buffer.rs:196:13
[INFO] [stdout]     |
[INFO] [stdout] 196 |             try!(write!(fmt, "{}", node.data));
[INFO] [stdout]     |             ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/string_buffer.rs:210:9
[INFO] [stdout]     |
[INFO] [stdout] 210 |         try!(write!(f, "StringBuffer[{:?}", self.first.data));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/string_buffer.rs:214:13
[INFO] [stdout]     |
[INFO] [stdout] 214 |             try!(write!(f, ", {:?}", next.data));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/rope.rs:240:17
[INFO] [stdout]     |
[INFO] [stdout] 240 |                 try!(write!(fmt,
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/rope.rs:259:17
[INFO] [stdout]     |
[INFO] [stdout] 259 |                 try!(write!(fmt, "|"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/rope.rs:265:17
[INFO] [stdout]     |
[INFO] [stdout] 265 |                 try!(write!(fmt,
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/rope.rs:315:17
[INFO] [stdout]     |
[INFO] [stdout] 315 |                 try!(write!(fmt, "("));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/rope.rs:321:17
[INFO] [stdout]     |
[INFO] [stdout] 321 |                 try!(write!(fmt, ", "));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/rope.rs:317:21
[INFO] [stdout]     |
[INFO] [stdout] 317 |                     try!(write!(fmt, "left: {:?}", &**left));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/rope.rs:319:21
[INFO] [stdout]     |
[INFO] [stdout] 319 |                     try!(write!(fmt, "left: ()"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/rope.rs:323:21
[INFO] [stdout]     |
[INFO] [stdout] 323 |                     try!(write!(fmt, "right: {:?}", &**right));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/rope.rs:325:21
[INFO] [stdout]     |
[INFO] [stdout] 325 |                     try!(write!(fmt, "right: ()"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/src_rope.rs:284:17
[INFO] [stdout]     |
[INFO] [stdout] 284 |                 try!(write!(fmt,
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/src_rope.rs:303:17
[INFO] [stdout]     |
[INFO] [stdout] 303 |                 try!(write!(fmt, "|"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/src_rope.rs:309:17
[INFO] [stdout]     |
[INFO] [stdout] 309 |                 try!(write!(fmt,
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/src_rope.rs:359:17
[INFO] [stdout]     |
[INFO] [stdout] 359 |                 try!(write!(fmt, "("));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/src_rope.rs:365:17
[INFO] [stdout]     |
[INFO] [stdout] 365 |                 try!(write!(fmt, ", "));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/src_rope.rs:361:21
[INFO] [stdout]     |
[INFO] [stdout] 361 |                     try!(write!(fmt, "left: {:?}", &**left));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/src_rope.rs:363:21
[INFO] [stdout]     |
[INFO] [stdout] 363 |                     try!(write!(fmt, "left: ()"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/src_rope.rs:367:21
[INFO] [stdout]     |
[INFO] [stdout] 367 |                     try!(write!(fmt, "right: {:?}", &**right));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/src_rope.rs:369:21
[INFO] [stdout]     |
[INFO] [stdout] 369 |                     try!(write!(fmt, "right: ()"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/ropes/src_rope.rs:1017:13
[INFO] [stdout]      |
[INFO] [stdout] 1017 |             (src_loc as isize + self.src_offset)
[INFO] [stdout]      |             ^                                  ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1017 -             (src_loc as isize + self.src_offset)
[INFO] [stdout] 1017 +             src_loc as isize + self.src_offset
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/string_buffer.rs:264:17
[INFO] [stdout]     |
[INFO] [stdout] 264 |             let mut last = &mut *result.first;
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ropes/macros.rs:68:26
[INFO] [stdout]    |
[INFO] [stdout] 68 |             pub fn slice(&self, Range { start, end }: Range<usize>) -> RopeSlice {
[INFO] [stdout]    |                          ^^^^^ the lifetime is elided here             ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ropes/rope.rs:57:1
[INFO] [stdout]    |
[INFO] [stdout] 57 | impl_rope!(Rope);
[INFO] [stdout]    | ---------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `impl_rope` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 68 |             pub fn slice(&self, Range { start, end }: Range<usize>) -> RopeSlice<'_> {
[INFO] [stdout]    |                                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ropes/macros.rs:83:31
[INFO] [stdout]    |
[INFO] [stdout] 83 |             pub fn full_slice(&self) -> RopeSlice {
[INFO] [stdout]    |                               ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                               |
[INFO] [stdout]    |                               the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ropes/rope.rs:57:1
[INFO] [stdout]    |
[INFO] [stdout] 57 | impl_rope!(Rope);
[INFO] [stdout]    | ---------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: this warning originates in the macro `impl_rope` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 83 |             pub fn full_slice(&self) -> RopeSlice<'_> {
[INFO] [stdout]    |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ropes/macros.rs:87:26
[INFO] [stdout]    |
[INFO] [stdout] 87 |             pub fn chars(&self) -> RopeChars {
[INFO] [stdout]    |                          ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ropes/rope.rs:57:1
[INFO] [stdout]    |
[INFO] [stdout] 57 | impl_rope!(Rope);
[INFO] [stdout]    | ---------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: this warning originates in the macro `impl_rope` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 87 |             pub fn chars(&self) -> RopeChars<'_> {
[INFO] [stdout]    |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ropes/macros.rs:68:26
[INFO] [stdout]    |
[INFO] [stdout] 68 |             pub fn slice(&self, Range { start, end }: Range<usize>) -> RopeSlice {
[INFO] [stdout]    |                          ^^^^^ the lifetime is elided here             ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ropes/src_rope.rs:58:1
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl_rope!(Rope);
[INFO] [stdout]    | ---------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: this warning originates in the macro `impl_rope` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 68 |             pub fn slice(&self, Range { start, end }: Range<usize>) -> RopeSlice<'_> {
[INFO] [stdout]    |                                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ropes/macros.rs:83:31
[INFO] [stdout]    |
[INFO] [stdout] 83 |             pub fn full_slice(&self) -> RopeSlice {
[INFO] [stdout]    |                               ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                               |
[INFO] [stdout]    |                               the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ropes/src_rope.rs:58:1
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl_rope!(Rope);
[INFO] [stdout]    | ---------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: this warning originates in the macro `impl_rope` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 83 |             pub fn full_slice(&self) -> RopeSlice<'_> {
[INFO] [stdout]    |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ropes/macros.rs:87:26
[INFO] [stdout]    |
[INFO] [stdout] 87 |             pub fn chars(&self) -> RopeChars {
[INFO] [stdout]    |                          ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ropes/src_rope.rs:58:1
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl_rope!(Rope);
[INFO] [stdout]    | ---------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: this warning originates in the macro `impl_rope` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 87 |             pub fn chars(&self) -> RopeChars<'_> {
[INFO] [stdout]    |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ropes/src_rope.rs:150:22
[INFO] [stdout]     |
[INFO] [stdout] 150 |     pub fn src_slice(&self, Range { start, end }: Range<usize>) -> RopeSlice {
[INFO] [stdout]     |                      ^^^^^ the lifetime is elided here             ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 150 |     pub fn src_slice(&self, Range { start, end }: Range<usize>) -> RopeSlice<'_> {
[INFO] [stdout]     |                                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling strings v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/string_buffer.rs:196:13
[INFO] [stdout]     |
[INFO] [stdout] 196 |             try!(write!(fmt, "{}", node.data));
[INFO] [stdout]     |             ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/string_buffer.rs:210:9
[INFO] [stdout]     |
[INFO] [stdout] 210 |         try!(write!(f, "StringBuffer[{:?}", self.first.data));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/string_buffer.rs:214:13
[INFO] [stdout]     |
[INFO] [stdout] 214 |             try!(write!(f, ", {:?}", next.data));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/rope.rs:240:17
[INFO] [stdout]     |
[INFO] [stdout] 240 |                 try!(write!(fmt,
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/rope.rs:259:17
[INFO] [stdout]     |
[INFO] [stdout] 259 |                 try!(write!(fmt, "|"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/rope.rs:265:17
[INFO] [stdout]     |
[INFO] [stdout] 265 |                 try!(write!(fmt,
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/rope.rs:315:17
[INFO] [stdout]     |
[INFO] [stdout] 315 |                 try!(write!(fmt, "("));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/rope.rs:321:17
[INFO] [stdout]     |
[INFO] [stdout] 321 |                 try!(write!(fmt, ", "));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/rope.rs:317:21
[INFO] [stdout]     |
[INFO] [stdout] 317 |                     try!(write!(fmt, "left: {:?}", &**left));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/rope.rs:319:21
[INFO] [stdout]     |
[INFO] [stdout] 319 |                     try!(write!(fmt, "left: ()"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/rope.rs:323:21
[INFO] [stdout]     |
[INFO] [stdout] 323 |                     try!(write!(fmt, "right: {:?}", &**right));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/rope.rs:325:21
[INFO] [stdout]     |
[INFO] [stdout] 325 |                     try!(write!(fmt, "right: ()"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/src_rope.rs:284:17
[INFO] [stdout]     |
[INFO] [stdout] 284 |                 try!(write!(fmt,
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/src_rope.rs:303:17
[INFO] [stdout]     |
[INFO] [stdout] 303 |                 try!(write!(fmt, "|"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/src_rope.rs:309:17
[INFO] [stdout]     |
[INFO] [stdout] 309 |                 try!(write!(fmt,
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/src_rope.rs:359:17
[INFO] [stdout]     |
[INFO] [stdout] 359 |                 try!(write!(fmt, "("));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/src_rope.rs:365:17
[INFO] [stdout]     |
[INFO] [stdout] 365 |                 try!(write!(fmt, ", "));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/src_rope.rs:361:21
[INFO] [stdout]     |
[INFO] [stdout] 361 |                     try!(write!(fmt, "left: {:?}", &**left));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/src_rope.rs:363:21
[INFO] [stdout]     |
[INFO] [stdout] 363 |                     try!(write!(fmt, "left: ()"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/src_rope.rs:367:21
[INFO] [stdout]     |
[INFO] [stdout] 367 |                     try!(write!(fmt, "right: {:?}", &**right));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ropes/src_rope.rs:369:21
[INFO] [stdout]     |
[INFO] [stdout] 369 |                     try!(write!(fmt, "right: ()"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/ropes/src_rope.rs:1017:13
[INFO] [stdout]      |
[INFO] [stdout] 1017 |             (src_loc as isize + self.src_offset)
[INFO] [stdout]      |             ^                                  ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1017 -             (src_loc as isize + self.src_offset)
[INFO] [stdout] 1017 +             src_loc as isize + self.src_offset
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/string_buffer.rs:264:17
[INFO] [stdout]     |
[INFO] [stdout] 264 |             let mut last = &mut *result.first;
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ropes/macros.rs:68:26
[INFO] [stdout]    |
[INFO] [stdout] 68 |             pub fn slice(&self, Range { start, end }: Range<usize>) -> RopeSlice {
[INFO] [stdout]    |                          ^^^^^ the lifetime is elided here             ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ropes/rope.rs:57:1
[INFO] [stdout]    |
[INFO] [stdout] 57 | impl_rope!(Rope);
[INFO] [stdout]    | ---------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `impl_rope` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 68 |             pub fn slice(&self, Range { start, end }: Range<usize>) -> RopeSlice<'_> {
[INFO] [stdout]    |                                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ropes/macros.rs:83:31
[INFO] [stdout]    |
[INFO] [stdout] 83 |             pub fn full_slice(&self) -> RopeSlice {
[INFO] [stdout]    |                               ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                               |
[INFO] [stdout]    |                               the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ropes/rope.rs:57:1
[INFO] [stdout]    |
[INFO] [stdout] 57 | impl_rope!(Rope);
[INFO] [stdout]    | ---------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: this warning originates in the macro `impl_rope` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 83 |             pub fn full_slice(&self) -> RopeSlice<'_> {
[INFO] [stdout]    |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ropes/macros.rs:87:26
[INFO] [stdout]    |
[INFO] [stdout] 87 |             pub fn chars(&self) -> RopeChars {
[INFO] [stdout]    |                          ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ropes/rope.rs:57:1
[INFO] [stdout]    |
[INFO] [stdout] 57 | impl_rope!(Rope);
[INFO] [stdout]    | ---------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: this warning originates in the macro `impl_rope` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 87 |             pub fn chars(&self) -> RopeChars<'_> {
[INFO] [stdout]    |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ropes/macros.rs:68:26
[INFO] [stdout]    |
[INFO] [stdout] 68 |             pub fn slice(&self, Range { start, end }: Range<usize>) -> RopeSlice {
[INFO] [stdout]    |                          ^^^^^ the lifetime is elided here             ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ropes/src_rope.rs:58:1
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl_rope!(Rope);
[INFO] [stdout]    | ---------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: this warning originates in the macro `impl_rope` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 68 |             pub fn slice(&self, Range { start, end }: Range<usize>) -> RopeSlice<'_> {
[INFO] [stdout]    |                                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ropes/macros.rs:83:31
[INFO] [stdout]    |
[INFO] [stdout] 83 |             pub fn full_slice(&self) -> RopeSlice {
[INFO] [stdout]    |                               ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                               |
[INFO] [stdout]    |                               the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ropes/src_rope.rs:58:1
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl_rope!(Rope);
[INFO] [stdout]    | ---------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: this warning originates in the macro `impl_rope` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 83 |             pub fn full_slice(&self) -> RopeSlice<'_> {
[INFO] [stdout]    |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ropes/macros.rs:87:26
[INFO] [stdout]    |
[INFO] [stdout] 87 |             pub fn chars(&self) -> RopeChars {
[INFO] [stdout]    |                          ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ropes/src_rope.rs:58:1
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl_rope!(Rope);
[INFO] [stdout]    | ---------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: this warning originates in the macro `impl_rope` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 87 |             pub fn chars(&self) -> RopeChars<'_> {
[INFO] [stdout]    |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ropes/src_rope.rs:150:22
[INFO] [stdout]     |
[INFO] [stdout] 150 |     pub fn src_slice(&self, Range { start, end }: Range<usize>) -> RopeSlice {
[INFO] [stdout]     |                      ^^^^^ the lifetime is elided here             ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 150 |     pub fn src_slice(&self, Range { start, end }: Range<usize>) -> RopeSlice<'_> {
[INFO] [stdout]     |                                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "bde1b73377e15d53032211f388eed3ca6da2d04d94ae72ea7db0c2e325b77ce5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bde1b73377e15d53032211f388eed3ca6da2d04d94ae72ea7db0c2e325b77ce5", kill_on_drop: false }`
[INFO] [stdout] bde1b73377e15d53032211f388eed3ca6da2d04d94ae72ea7db0c2e325b77ce5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ab9bb8f2094f8c014a7aea9bf698ea911df0e1068f2e29d555c5fda1db890855
[INFO] running `Command { std: "docker" "start" "-a" "ab9bb8f2094f8c014a7aea9bf698ea911df0e1068f2e29d555c5fda1db890855", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/string_buffer.rs:196:13
[INFO] [stderr]     |
[INFO] [stderr] 196 |             try!(write!(fmt, "{}", node.data));
[INFO] [stderr]     |             ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/string_buffer.rs:210:9
[INFO] [stderr]     |
[INFO] [stderr] 210 |         try!(write!(f, "StringBuffer[{:?}", self.first.data));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/string_buffer.rs:214:13
[INFO] [stderr]     |
[INFO] [stderr] 214 |             try!(write!(f, ", {:?}", next.data));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/ropes/rope.rs:240:17
[INFO] [stderr]     |
[INFO] [stderr] 240 |                 try!(write!(fmt,
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/ropes/rope.rs:259:17
[INFO] [stderr]     |
[INFO] [stderr] 259 |                 try!(write!(fmt, "|"));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/ropes/rope.rs:265:17
[INFO] [stderr]     |
[INFO] [stderr] 265 |                 try!(write!(fmt,
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/ropes/rope.rs:315:17
[INFO] [stderr]     |
[INFO] [stderr] 315 |                 try!(write!(fmt, "("));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/ropes/rope.rs:321:17
[INFO] [stderr]     |
[INFO] [stderr] 321 |                 try!(write!(fmt, ", "));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/ropes/rope.rs:317:21
[INFO] [stderr]     |
[INFO] [stderr] 317 |                     try!(write!(fmt, "left: {:?}", &**left));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/ropes/rope.rs:319:21
[INFO] [stderr]     |
[INFO] [stderr] 319 |                     try!(write!(fmt, "left: ()"));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/ropes/rope.rs:323:21
[INFO] [stderr]     |
[INFO] [stderr] 323 |                     try!(write!(fmt, "right: {:?}", &**right));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/ropes/rope.rs:325:21
[INFO] [stderr]     |
[INFO] [stderr] 325 |                     try!(write!(fmt, "right: ()"));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/ropes/src_rope.rs:284:17
[INFO] [stderr]     |
[INFO] [stderr] 284 |                 try!(write!(fmt,
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/ropes/src_rope.rs:303:17
[INFO] [stderr]     |
[INFO] [stderr] 303 |                 try!(write!(fmt, "|"));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/ropes/src_rope.rs:309:17
[INFO] [stderr]     |
[INFO] [stderr] 309 |                 try!(write!(fmt,
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/ropes/src_rope.rs:359:17
[INFO] [stderr]     |
[INFO] [stderr] 359 |                 try!(write!(fmt, "("));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/ropes/src_rope.rs:365:17
[INFO] [stderr]     |
[INFO] [stderr] 365 |                 try!(write!(fmt, ", "));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/ropes/src_rope.rs:361:21
[INFO] [stderr]     |
[INFO] [stderr] 361 |                     try!(write!(fmt, "left: {:?}", &**left));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/ropes/src_rope.rs:363:21
[INFO] [stderr]     |
[INFO] [stderr] 363 |                     try!(write!(fmt, "left: ()"));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/ropes/src_rope.rs:367:21
[INFO] [stderr]     |
[INFO] [stderr] 367 |                     try!(write!(fmt, "right: {:?}", &**right));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/ropes/src_rope.rs:369:21
[INFO] [stderr]     |
[INFO] [stderr] 369 |                     try!(write!(fmt, "right: ()"));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> src/ropes/src_rope.rs:1017:13
[INFO] [stderr]      |
[INFO] [stderr] 1017 |             (src_loc as isize + self.src_offset)
[INFO] [stderr]      |             ^                                  ^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 1017 -             (src_loc as isize + self.src_offset)
[INFO] [stderr] 1017 +             src_loc as isize + self.src_offset
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/string_buffer.rs:264:17
[INFO] [stderr]     |
[INFO] [stderr] 264 |             let mut last = &mut *result.first;
[INFO] [stderr]     |                 ----^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/ropes/macros.rs:68:26
[INFO] [stderr]    |
[INFO] [stderr] 68 |             pub fn slice(&self, Range { start, end }: Range<usize>) -> RopeSlice {
[INFO] [stderr]    |                          ^^^^^ the lifetime is elided here             ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |
[INFO] [stderr]   ::: src/ropes/rope.rs:57:1
[INFO] [stderr]    |
[INFO] [stderr] 57 | impl_rope!(Rope);
[INFO] [stderr]    | ---------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `impl_rope` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 68 |             pub fn slice(&self, Range { start, end }: Range<usize>) -> RopeSlice<'_> {
[INFO] [stderr]    |                                                                                 ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/ropes/macros.rs:83:31
[INFO] [stderr]    |
[INFO] [stderr] 83 |             pub fn full_slice(&self) -> RopeSlice {
[INFO] [stderr]    |                               ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                               |
[INFO] [stderr]    |                               the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]   ::: src/ropes/rope.rs:57:1
[INFO] [stderr]    |
[INFO] [stderr] 57 | impl_rope!(Rope);
[INFO] [stderr]    | ---------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: this warning originates in the macro `impl_rope` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 83 |             pub fn full_slice(&self) -> RopeSlice<'_> {
[INFO] [stderr]    |                                                  ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/ropes/macros.rs:87:26
[INFO] [stderr]    |
[INFO] [stderr] 87 |             pub fn chars(&self) -> RopeChars {
[INFO] [stderr]    |                          ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                          |
[INFO] [stderr]    |                          the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]   ::: src/ropes/rope.rs:57:1
[INFO] [stderr]    |
[INFO] [stderr] 57 | impl_rope!(Rope);
[INFO] [stderr]    | ---------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: this warning originates in the macro `impl_rope` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 87 |             pub fn chars(&self) -> RopeChars<'_> {
[INFO] [stderr]    |                                             ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/ropes/macros.rs:68:26
[INFO] [stderr]    |
[INFO] [stderr] 68 |             pub fn slice(&self, Range { start, end }: Range<usize>) -> RopeSlice {
[INFO] [stderr]    |                          ^^^^^ the lifetime is elided here             ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |
[INFO] [stderr]   ::: src/ropes/src_rope.rs:58:1
[INFO] [stderr]    |
[INFO] [stderr] 58 | impl_rope!(Rope);
[INFO] [stderr]    | ---------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: this warning originates in the macro `impl_rope` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 68 |             pub fn slice(&self, Range { start, end }: Range<usize>) -> RopeSlice<'_> {
[INFO] [stderr]    |                                                                                 ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/ropes/macros.rs:83:31
[INFO] [stderr]    |
[INFO] [stderr] 83 |             pub fn full_slice(&self) -> RopeSlice {
[INFO] [stderr]    |                               ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                               |
[INFO] [stderr]    |                               the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]   ::: src/ropes/src_rope.rs:58:1
[INFO] [stderr]    |
[INFO] [stderr] 58 | impl_rope!(Rope);
[INFO] [stderr]    | ---------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: this warning originates in the macro `impl_rope` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 83 |             pub fn full_slice(&self) -> RopeSlice<'_> {
[INFO] [stderr]    |                                                  ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/ropes/macros.rs:87:26
[INFO] [stderr]    |
[INFO] [stderr] 87 |             pub fn chars(&self) -> RopeChars {
[INFO] [stderr]    |                          ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                          |
[INFO] [stderr]    |                          the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]   ::: src/ropes/src_rope.rs:58:1
[INFO] [stderr]    |
[INFO] [stderr] 58 | impl_rope!(Rope);
[INFO] [stderr]    | ---------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: this warning originates in the macro `impl_rope` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 87 |             pub fn chars(&self) -> RopeChars<'_> {
[INFO] [stderr]    |                                             ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/ropes/src_rope.rs:150:22
[INFO] [stderr]     |
[INFO] [stderr] 150 |     pub fn src_slice(&self, Range { start, end }: Range<usize>) -> RopeSlice {
[INFO] [stderr]     |                      ^^^^^ the lifetime is elided here             ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 150 |     pub fn src_slice(&self, Range { start, end }: Range<usize>) -> RopeSlice<'_> {
[INFO] [stderr]     |                                                                             ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `strings` (lib) generated 30 warnings (run `cargo fix --lib -p strings` to apply 9 suggestions)
[INFO] [stderr] warning: `strings` (lib test) generated 30 warnings (30 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/strings-aeac6b25b76dbb13)
[INFO] [stdout] 
[INFO] [stdout] running 47 tests
[INFO] [stdout] test ropes::rope::test::test_insert_copy ... ok
[INFO] [stdout] test ropes::rope::test::test_new ... ok
[INFO] [stdout] test ropes::rope::test::test_from_string ... ok
[INFO] [stdout] test ropes::rope::test::test_remove ... ok
[INFO] [stdout] test ropes::rope::test::test_slice_from_start ... ok
[INFO] [stdout] test ropes::rope::test::test_insert_replace ... ok
[INFO] [stdout] test ropes::rope::test::test_small_slice_start_single_node ... ok
[INFO] [stdout] test ropes::rope::test::test_slice_iter_no_split ... ok
[INFO] [stdout] test ropes::src_rope::test::test_insert_replace ... ok
[INFO] [stdout] test ropes::rope::test::test_slice_empty_rope ... ok
[INFO] [stdout] test ropes::src_rope::test::test_push_copy ... ok
[INFO] [stdout] test ropes::rope::test::test_slice_iter ... ok
[INFO] [stdout] test ropes::rope::test::test_slice_iter_special_chars ... ok
[INFO] [stdout] test ropes::rope::test::test_slice_iter_special_chars_split ... ok
[INFO] [stdout] test ropes::src_rope::test::test_from_string ... ok
[INFO] [stdout] test ropes::src_rope::test::test_remove ... ok
[INFO] [stdout] test ropes::src_rope::test::test_insert_copy ... ok
[INFO] [stdout] test ropes::src_rope::test::test_minz ... ok
[INFO] [stdout] test ropes::src_rope::test::test_new ... ok
[INFO] [stdout] test ropes::rope::test::test_small_slice_single_node ... ok
[INFO] [stdout] test ropes::src_rope::test::test_slice_from_start ... ok
[INFO] [stdout] test ropes::rope::test::test_push_copy ... ok
[INFO] [stdout] test ropes::src_rope::test::test_slice_empty_rope ... ok
[INFO] [stdout] test ropes::src_rope::test::test_slice_iter_special_chars_split ... ok
[INFO] [stdout] test ropes::src_rope::test::test_small_slice_start_single_node ... ok
[INFO] [stdout] test ropes::src_rope::test::test_slice_iter_no_split ... ok
[INFO] [stdout] test ropes::src_rope::test::test_src_insert ... ok
[INFO] [stdout] test ropes::src_rope::test::test_src_insert_remove_col_for_src_loc ... ok
[INFO] [stdout] test ropes::src_rope::test::test_small_slice_single_node ... ok
[INFO] [stdout] test string_buffer::test::test_cur_offset_after_truncate ... ok
[INFO] [stdout] test ropes::src_rope::test::test_slice_iter ... ok
[INFO] [stdout] test string_buffer::test::test_clone ... ok
[INFO] [stdout] test string_buffer::test::test_cur_offset ... ok
[INFO] [stdout] test string_buffer::test::test_push_str_multi ... ok
[INFO] [stdout] test string_buffer::test::test_cur_offset_middle ... ok
[INFO] [stdout] test string_buffer::test::test_cur_offset_short ... ok
[INFO] [stdout] test string_buffer::test::test_eq ... ok
[INFO] [stdout] test string_buffer::test::test_from_str ... ok
[INFO] [stdout] test string_buffer::test::test_truncate ... ok
[INFO] [stdout] test string_buffer::test::test_new ... ok
[INFO] [stdout] test string_buffer::test::test_cur_offset_no_newlines ... ok
[INFO] [stdout] test string_buffer::test::test_push_str ... ok
[INFO] [stdout] test string_buffer::test::test_truncate_multi ... ok
[INFO] [stdout] test string_buffer::test::test_truncate_short ... ok
[INFO] [stdout] test string_buffer::test::test_truncate_noop ... ok
[INFO] [stdout] test ropes::src_rope::test::test_slice_iter_special_chars ... ok
[INFO] [stdout] test string_buffer::test::test_neq - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 47 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests strings
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> src/ropes/src_rope.rs:1017:13
[INFO] [stderr]      |
[INFO] [stderr] 1017 |             (src_loc as isize + self.src_offset)
[INFO] [stderr]      |             ^                                  ^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 1017 -             (src_loc as isize + self.src_offset)
[INFO] [stderr] 1017 +             src_loc as isize + self.src_offset
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ab9bb8f2094f8c014a7aea9bf698ea911df0e1068f2e29d555c5fda1db890855", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab9bb8f2094f8c014a7aea9bf698ea911df0e1068f2e29d555c5fda1db890855", kill_on_drop: false }`
[INFO] [stdout] ab9bb8f2094f8c014a7aea9bf698ea911df0e1068f2e29d555c5fda1db890855
