[INFO] cloning repository https://github.com/lukehoban/endo-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lukehoban/endo-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukehoban%2Fendo-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukehoban%2Fendo-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2e1fa8cf66fca99776edcd550e1c38a518a43622
[INFO] checking lukehoban/endo-rust/2e1fa8cf66fca99776edcd550e1c38a518a43622 against master#1fe72d35998dea48aeecaf7fc07783b0b553f24f for pr-154992
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukehoban%2Fendo-rust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lukehoban/endo-rust
[INFO] finished tweaking git repo https://github.com/lukehoban/endo-rust
[INFO] tweaked toml for git repo https://github.com/lukehoban/endo-rust written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lukehoban/endo-rust on toolchain 1fe72d35998dea48aeecaf7fc07783b0b553f24f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1fe72d35998dea48aeecaf7fc07783b0b553f24f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lukehoban/endo-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1fe72d35998dea48aeecaf7fc07783b0b553f24f" "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] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-iter v0.1.35
[INFO] [stderr]   Downloaded num-integer v0.1.36
[INFO] [stderr]   Downloaded image v0.18.0
[INFO] [stderr]   Downloaded getopts v0.2.17
[INFO] [stderr]   Downloaded num-traits v0.2.2
[INFO] [stderr]   Downloaded gif v0.9.2
[INFO] [stderr]   Downloaded byteorder v1.2.2
[INFO] [stderr]   Downloaded inflate v0.3.4
[INFO] [stderr]   Downloaded rayon-core v1.4.0
[INFO] [stderr]   Downloaded num-rational v0.1.42
[INFO] [stderr]   Downloaded rand v0.4.2
[INFO] [stderr]   Downloaded rayon v1.0.1
[INFO] [stderr]   Downloaded deflate v0.7.18
[INFO] [stderr]   Downloaded jpeg-decoder v0.1.14
[INFO] [stderr]   Downloaded png v0.11.0
[INFO] [stderr]   Downloaded enum_primitive v0.1.1
[INFO] [stderr]   Downloaded color_quant v1.0.0
[INFO] [stderr]   Downloaded either v1.5.0
[INFO] [stderr]   Downloaded libc v0.2.40
[INFO] [stderr]   Downloaded winapi v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1fe72d35998dea48aeecaf7fc07783b0b553f24f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7df6df1932dc0e589d46524e66749303db620c83d0d11d87c365c0b3f3fd6f3c
[INFO] running `Command { std: "docker" "start" "-a" "7df6df1932dc0e589d46524e66749303db620c83d0d11d87c365c0b3f3fd6f3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7df6df1932dc0e589d46524e66749303db620c83d0d11d87c365c0b3f3fd6f3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7df6df1932dc0e589d46524e66749303db620c83d0d11d87c365c0b3f3fd6f3c", kill_on_drop: false }`
[INFO] [stdout] 7df6df1932dc0e589d46524e66749303db620c83d0d11d87c365c0b3f3fd6f3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1fe72d35998dea48aeecaf7fc07783b0b553f24f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56a8f87518eeb813b95c257dcd207ce467bcdbdb7a3e31836caa14f4eb318687
[INFO] running `Command { std: "docker" "start" "-a" "56a8f87518eeb813b95c257dcd207ce467bcdbdb7a3e31836caa14f4eb318687", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking num-traits v0.2.2
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]     Checking byteorder v1.2.2
[INFO] [stderr]     Checking adler32 v1.0.2
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking color_quant v1.0.0
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking xi-rope v0.0.0 (/opt/rustwide/workdir/rope)
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking getopts v0.2.17
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking inflate v0.3.4
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> rope/src/tree.rs:44:21
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn compute_info(&Self::L) -> Self;
[INFO] [stdout]    |                     ^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self::L`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> rope/src/tree.rs:120:16
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn measure(&N, usize) -> usize;
[INFO] [stdout]     |                ^^ help: try naming the parameter or explicitly ignoring it: `_: &N`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> rope/src/tree.rs:120:20
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn measure(&N, usize) -> usize;
[INFO] [stdout]     |                    ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> rope/src/tree.rs:206:45
[INFO] [stdout]     |
[INFO] [stdout] 206 |             NodeVal::Internal(ref nodes) => (nodes.len() >= MIN_CHILDREN)
[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] 206 -             NodeVal::Internal(ref nodes) => (nodes.len() >= MIN_CHILDREN)
[INFO] [stdout] 206 +             NodeVal::Internal(ref nodes) => nodes.len() >= MIN_CHILDREN
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> rope/src/tree.rs:510:52
[INFO] [stdout]     |
[INFO] [stdout] 510 |     pub fn prev<M: Metric<N>>(&mut self) -> Option<(usize)> {
[INFO] [stdout]     |                                                    ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 510 -     pub fn prev<M: Metric<N>>(&mut self) -> Option<(usize)> {
[INFO] [stdout] 510 +     pub fn prev<M: Metric<N>>(&mut self) -> Option<usize> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> rope/src/tree.rs:556:52
[INFO] [stdout]     |
[INFO] [stdout] 556 |     pub fn next<M: Metric<N>>(&mut self) -> Option<(usize)> {
[INFO] [stdout]     |                                                    ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 556 -     pub fn next<M: Metric<N>>(&mut self) -> Option<(usize)> {
[INFO] [stdout] 556 +     pub fn next<M: Metric<N>>(&mut self) -> Option<usize> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> rope/src/interval.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         try!(write!(f, "{}, {}", self.start(), self.end()));
[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]   --> rope/src/interval.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |             try!(write!(f, "["));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> rope/src/interval.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |             try!(write!(f, "("));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> rope/src/interval.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |             try!(write!(f, "]"));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> rope/src/interval.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |             try!(write!(f, ")"));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> rope/src/lib.rs:412:33
[INFO] [stdout]     |
[INFO] [stdout] 412 |             NodeVal::Leaf(_) => (self.len() >= MIN_LEAF),
[INFO] [stdout]     |                                 ^                      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 412 -             NodeVal::Leaf(_) => (self.len() >= MIN_LEAF),
[INFO] [stdout] 412 +             NodeVal::Leaf(_) => self.len() >= MIN_LEAF,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> rope/src/lib.rs:413:46
[INFO] [stdout]     |
[INFO] [stdout] 413 |             NodeVal::Internal(ref pieces) => (pieces.len() >= MIN_CHILDREN)
[INFO] [stdout]     |                                              ^                            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 413 -             NodeVal::Internal(ref pieces) => (pieces.len() >= MIN_CHILDREN)
[INFO] [stdout] 413 +             NodeVal::Internal(ref pieces) => pieces.len() >= MIN_CHILDREN
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking deflate v0.7.18
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> rope/src/tree.rs:232:17
[INFO] [stdout]     |
[INFO] [stdout] 232 |             let mut node1 = Arc::make_mut(&mut rope1.0);
[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] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> rope/src/rope.rs:137:24
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub struct LinesMetric(usize);  // number of lines
[INFO] [stdout]     |            ----------- ^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `#[warn(dead_code)]` (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]    --> rope/src/lib.rs:204:24
[INFO] [stdout]     |
[INFO] [stdout] 204 |     pub fn iter_chunks(&self) -> ChunkIter {
[INFO] [stdout]     |                        ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        the lifetime is elided here
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 204 |     pub fn iter_chunks(&self) -> ChunkIter<'_> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> rope/src/lib.rs:246:22
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn lines_raw(&self) -> LinesRaw {
[INFO] [stdout]     |                      ^^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided 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] 246 |     pub fn lines_raw(&self) -> LinesRaw<'_> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> rope/src/lib.rs:263:18
[INFO] [stdout]     |
[INFO] [stdout] 263 |     pub fn lines(&self) -> Lines {
[INFO] [stdout]     |                  ^^^^^     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided 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] 263 |     pub fn lines(&self) -> Lines<'_> {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> rope/src/delta.rs:56:17
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn iter(&self) -> Iter<N> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided 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] 56 |     pub fn iter(&self) -> Iter<'_, N> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> rope/src/rope.rs:293:24
[INFO] [stdout]     |
[INFO] [stdout] 293 |     pub fn iter_chunks(&self, start: usize, end: usize) -> ChunkIter {
[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] 293 |     pub fn iter_chunks(&self, start: usize, end: usize) -> ChunkIter<'_> {
[INFO] [stdout]     |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> rope/src/rope.rs:304:22
[INFO] [stdout]     |
[INFO] [stdout] 304 |     pub fn lines_raw(&self, start: usize, end: usize) -> LinesRaw {
[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] 304 |     pub fn lines_raw(&self, start: usize, end: usize) -> LinesRaw<'_> {
[INFO] [stdout]     |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> rope/src/rope.rs:321:18
[INFO] [stdout]     |
[INFO] [stdout] 321 |     pub fn lines(&self, start: usize, end: usize) -> Lines {
[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] 321 |     pub fn lines(&self, start: usize, end: usize) -> Lines<'_> {
[INFO] [stdout]     |                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> rope/src/spans.rs:160:17
[INFO] [stdout]     |
[INFO] [stdout] 160 |     pub fn iter(&self) -> SpanIter<T> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided 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] 160 |     pub fn iter(&self) -> SpanIter<'_, T> {
[INFO] [stdout]     |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking rayon v1.0.1
[INFO] [stderr]     Checking num-integer v0.1.36
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking num-iter v0.1.35
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.14
[INFO] [stderr]     Checking image v0.18.0
[INFO] [stderr]     Checking endo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gene.rs:111:13
[INFO] [stdout]     |
[INFO] [stdout] 111 |         let mut gene = &mut genes[i];
[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: panic message is not a string literal
[INFO] [stdout]   --> src/main.rs:28:28
[INFO] [stdout]    |
[INFO] [stdout] 28 |         Err(f) => { panic!(f.to_string()) }
[INFO] [stdout]    |                            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]    |
[INFO] [stdout] 28 |         Err(f) => { panic!("{}", f.to_string()) }
[INFO] [stdout]    |                            +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/dna.rs:62:25
[INFO] [stdout]    |
[INFO] [stdout] 62 | fn rope_char_iter(rope: &Rope) -> RopeCharIter {
[INFO] [stdout]    |                         ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is elided here
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 62 | fn rope_char_iter(rope: &Rope) -> RopeCharIter<'_> {
[INFO] [stdout]    |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gene.rs:111:13
[INFO] [stdout]     |
[INFO] [stdout] 111 |         let mut gene = &mut genes[i];
[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: panic message is not a string literal
[INFO] [stdout]   --> src/main.rs:28:28
[INFO] [stdout]    |
[INFO] [stdout] 28 |         Err(f) => { panic!(f.to_string()) }
[INFO] [stdout]    |                            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]    |
[INFO] [stdout] 28 |         Err(f) => { panic!("{}", f.to_string()) }
[INFO] [stdout]    |                            +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/dna.rs:62:25
[INFO] [stdout]    |
[INFO] [stdout] 62 | fn rope_char_iter(rope: &Rope) -> RopeCharIter {
[INFO] [stdout]    |                         ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is elided here
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 62 | fn rope_char_iter(rope: &Rope) -> RopeCharIter<'_> {
[INFO] [stdout]    |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.81s
[INFO] running `Command { std: "docker" "inspect" "56a8f87518eeb813b95c257dcd207ce467bcdbdb7a3e31836caa14f4eb318687", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56a8f87518eeb813b95c257dcd207ce467bcdbdb7a3e31836caa14f4eb318687", kill_on_drop: false }`
[INFO] [stdout] 56a8f87518eeb813b95c257dcd207ce467bcdbdb7a3e31836caa14f4eb318687
