[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 [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 [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 [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>(&mut self) -> Option<(usize)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 510 - pub fn prev>(&mut self) -> Option<(usize)> { [INFO] [stdout] 510 + pub fn prev>(&mut self) -> Option { [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>(&mut self) -> Option<(usize)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 556 - pub fn next>(&mut self) -> Option<(usize)> { [INFO] [stdout] 556 + pub fn next>(&mut self) -> Option { [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 { [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 { [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 [INFO] [stdout] = note: for more information, see [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 [INFO] [stdout] = note: for more information, see [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