Sep 10 13:08:54.787 INFO checking perf-focus-1.1.0 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090 Sep 10 13:08:54.787 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets Sep 10 13:08:54.787 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-7/try#3a2610c2a16575649896925631bf8cec4f4b1961:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"` Sep 10 13:08:54.992 INFO blam! ee44409590f230cbf5c1379ae5a4102bdedc598b8a2d7c00b2b8a62667c8ed99 Sep 10 13:08:54.994 INFO running `"docker" "start" "-a" "ee44409590f230cbf5c1379ae5a4102bdedc598b8a2d7c00b2b8a62667c8ed99"` Sep 10 13:08:56.081 INFO kablam! usermod: no changes Sep 10 13:08:56.170 INFO kablam! Checking rusty-peg v0.4.0 Sep 10 13:08:56.862 INFO kablam! Checking perf-focus v1.1.0 (file:///source) Sep 10 13:08:57.974 INFO kablam! error[E0277]: the trait bound `matcher::Matcher: matcher::MatcherTrait` is not satisfied Sep 10 13:08:57.974 INFO kablam! --> src/matcher/test.rs:6:13 Sep 10 13:08:57.974 INFO kablam! | Sep 10 13:08:57.974 INFO kablam! 6 | let m = Matcher::new(RegexMatcher::new("b")); Sep 10 13:08:57.974 INFO kablam! | ^^^^^^^^^^^^ the trait `matcher::MatcherTrait` is not implemented for `matcher::Matcher` Sep 10 13:08:57.974 INFO kablam! | Sep 10 13:08:57.974 INFO kablam! note: required by `matcher::Matcher::new` Sep 10 13:08:57.974 INFO kablam! --> src/matcher/mod.rs:75:5 Sep 10 13:08:57.974 INFO kablam! | Sep 10 13:08:57.974 INFO kablam! 75| fn new(m: M) -> Matcher { Sep 10 13:08:57.974 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Sep 10 13:08:57.974 INFO kablam! Sep 10 13:08:58.010 INFO kablam! error[E0609]: no field `prefix` on type `matcher::SearchResult` Sep 10 13:08:58.010 INFO kablam! --> src/matcher/test.rs:8:18 Sep 10 13:08:58.010 INFO kablam! | Sep 10 13:08:58.010 INFO kablam! 8 | assert_eq!(r.prefix, &[format!("a")]); Sep 10 13:08:58.010 INFO kablam! | ^^^^^^ unknown field Sep 10 13:08:58.018 INFO kablam! | Sep 10 13:08:58.018 INFO kablam! = note: available fields are: `first_matching_frame`, `first_callee_frame` Sep 10 13:08:58.018 INFO kablam! Sep 10 13:08:58.018 INFO kablam! error[E0609]: no field `suffix` on type `matcher::SearchResult` Sep 10 13:08:58.018 INFO kablam! --> src/matcher/test.rs:9:18 Sep 10 13:08:58.018 INFO kablam! | Sep 10 13:08:58.018 INFO kablam! 9 | assert_eq!(r.suffix, &[format!("c")]); Sep 10 13:08:58.018 INFO kablam! | ^^^^^^ unknown field Sep 10 13:08:58.018 INFO kablam! | Sep 10 13:08:58.018 INFO kablam! = note: available fields are: `first_matching_frame`, `first_callee_frame` Sep 10 13:08:58.018 INFO kablam! Sep 10 13:08:58.018 INFO kablam! error[E0277]: the trait bound `matcher::Matcher: matcher::MatcherTrait` is not satisfied Sep 10 13:08:58.018 INFO kablam! --> src/matcher/test.rs:18:17 Sep 10 13:08:58.018 INFO kablam! | Sep 10 13:08:58.018 INFO kablam! 18 | Matcher::new(RegexMatcher::new("b")), Sep 10 13:08:58.018 INFO kablam! | ^^^^^^^^^^^^ the trait `matcher::MatcherTrait` is not implemented for `matcher::Matcher` Sep 10 13:08:58.018 INFO kablam! | Sep 10 13:08:58.018 INFO kablam! note: required by `matcher::Matcher::new` Sep 10 13:08:58.018 INFO kablam! --> src/matcher/mod.rs:75:5 Sep 10 13:08:58.018 INFO kablam! | Sep 10 13:08:58.018 INFO kablam! 75 | fn new(m: M) -> Matcher { Sep 10 13:08:58.018 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Sep 10 13:08:58.018 INFO kablam! Sep 10 13:08:58.018 INFO kablam! error[E0277]: the trait bound `matcher::Matcher: matcher::MatcherTrait` is not satisfied Sep 10 13:08:58.018 INFO kablam! --> src/matcher/test.rs:19:17 Sep 10 13:08:58.018 INFO kablam! | Sep 10 13:08:58.018 INFO kablam! 19 | Matcher::new(RegexMatcher::new("c")))); Sep 10 13:08:58.018 INFO kablam! | ^^^^^^^^^^^^ the trait `matcher::MatcherTrait` is not implemented for `matcher::Matcher` Sep 10 13:08:58.018 INFO kablam! | Sep 10 13:08:58.018 INFO kablam! note: required by `matcher::Matcher::new` Sep 10 13:08:58.018 INFO kablam! --> src/matcher/mod.rs:75:5 Sep 10 13:08:58.018 INFO kablam! | Sep 10 13:08:58.019 INFO kablam! 75 | fn new(m: M) -> Matcher { Sep 10 13:08:58.019 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Sep 10 13:08:58.019 INFO kablam! Sep 10 13:08:58.019 INFO kablam! error[E0277]: the trait bound `matcher::Matcher: matcher::MatcherTrait` is not satisfied Sep 10 13:08:58.019 INFO kablam! --> src/matcher/test.rs:16:9 Sep 10 13:08:58.019 INFO kablam! | Sep 10 13:08:58.019 INFO kablam! 16 | Matcher::new( Sep 10 13:08:58.019 INFO kablam! | ^^^^^^^^^^^^ the trait `matcher::MatcherTrait` is not implemented for `matcher::Matcher` Sep 10 13:08:58.019 INFO kablam! | Sep 10 13:08:58.019 INFO kablam! note: required by `matcher::Matcher::new` Sep 10 13:08:58.019 INFO kablam! --> src/matcher/mod.rs:75:5 Sep 10 13:08:58.019 INFO kablam! | Sep 10 13:08:58.019 INFO kablam! 75 | fn new(m: M) -> Matcher { Sep 10 13:08:58.019 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Sep 10 13:08:58.019 INFO kablam! Sep 10 13:08:58.019 INFO kablam! error[E0609]: no field `prefix` on type `matcher::SearchResult` Sep 10 13:08:58.019 INFO kablam! --> src/matcher/test.rs:21:18 Sep 10 13:08:58.019 INFO kablam! | Sep 10 13:08:58.019 INFO kablam! 21 | assert_eq!(r.prefix, &[format!("a")]); Sep 10 13:08:58.019 INFO kablam! | ^^^^^^ unknown field Sep 10 13:08:58.019 INFO kablam! | Sep 10 13:08:58.019 INFO kablam! = note: available fields are: `first_matching_frame`, `first_callee_frame` Sep 10 13:08:58.019 INFO kablam! Sep 10 13:08:58.019 INFO kablam! error[E0609]: no field `suffix` on type `matcher::SearchResult` Sep 10 13:08:58.019 INFO kablam! --> src/matcher/test.rs:22:15 Sep 10 13:08:58.019 INFO kablam! | Sep 10 13:08:58.019 INFO kablam! 22 | assert!(r.suffix.is_empty()); Sep 10 13:08:58.019 INFO kablam! | ^^^^^^ unknown field Sep 10 13:08:58.019 INFO kablam! | Sep 10 13:08:58.019 INFO kablam! = note: available fields are: `first_matching_frame`, `first_callee_frame` Sep 10 13:08:58.019 INFO kablam! Sep 10 13:08:58.022 INFO kablam! error[E0277]: the trait bound `matcher::Matcher: matcher::MatcherTrait` is not satisfied Sep 10 13:08:58.022 INFO kablam! --> src/matcher/test.rs:31:17 Sep 10 13:08:58.022 INFO kablam! | Sep 10 13:08:58.022 INFO kablam! 31 | Matcher::new(RegexMatcher::new("a")), Sep 10 13:08:58.022 INFO kablam! | ^^^^^^^^^^^^ the trait `matcher::MatcherTrait` is not implemented for `matcher::Matcher` Sep 10 13:08:58.022 INFO kablam! | Sep 10 13:08:58.022 INFO kablam! note: required by `matcher::Matcher::new` Sep 10 13:08:58.022 INFO kablam! --> src/matcher/mod.rs:75:5 Sep 10 13:08:58.022 INFO kablam! | Sep 10 13:08:58.022 INFO kablam! 75 | fn new(m: M) -> Matcher { Sep 10 13:08:58.022 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Sep 10 13:08:58.022 INFO kablam! Sep 10 13:08:58.022 INFO kablam! error[E0277]: the trait bound `matcher::Matcher: matcher::MatcherTrait` is not satisfied Sep 10 13:08:58.022 INFO kablam! --> src/matcher/test.rs:32:17 Sep 10 13:08:58.022 INFO kablam! | Sep 10 13:08:58.022 INFO kablam! 32 | Matcher::new(RegexMatcher::new("c")))); Sep 10 13:08:58.022 INFO kablam! | ^^^^^^^^^^^^ the trait `matcher::MatcherTrait` is not implemented for `matcher::Matcher` Sep 10 13:08:58.022 INFO kablam! | Sep 10 13:08:58.022 INFO kablam! note: required by `matcher::Matcher::new` Sep 10 13:08:58.022 INFO kablam! --> src/matcher/mod.rs:75:5 Sep 10 13:08:58.022 INFO kablam! | Sep 10 13:08:58.022 INFO kablam! 75 | fn new(m: M) -> Matcher { Sep 10 13:08:58.022 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Sep 10 13:08:58.022 INFO kablam! Sep 10 13:08:58.022 INFO kablam! error[E0277]: the trait bound `matcher::Matcher: matcher::MatcherTrait` is not satisfied Sep 10 13:08:58.022 INFO kablam! --> src/matcher/test.rs:29:9 Sep 10 13:08:58.022 INFO kablam! | Sep 10 13:08:58.023 INFO kablam! 29 | Matcher::new( Sep 10 13:08:58.023 INFO kablam! | ^^^^^^^^^^^^ the trait `matcher::MatcherTrait` is not implemented for `matcher::Matcher` Sep 10 13:08:58.023 INFO kablam! | Sep 10 13:08:58.023 INFO kablam! note: required by `matcher::Matcher::new` Sep 10 13:08:58.023 INFO kablam! --> src/matcher/mod.rs:75:5 Sep 10 13:08:58.023 INFO kablam! | Sep 10 13:08:58.023 INFO kablam! 75 | fn new(m: M) -> Matcher { Sep 10 13:08:58.023 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Sep 10 13:08:58.023 INFO kablam! Sep 10 13:08:58.023 INFO kablam! error[E0277]: the trait bound `matcher::Matcher: matcher::MatcherTrait` is not satisfied Sep 10 13:08:58.023 INFO kablam! --> src/matcher/test.rs:41:17 Sep 10 13:08:58.023 INFO kablam! | Sep 10 13:08:58.023 INFO kablam! 41 | Matcher::new(RegexMatcher::new("a")), Sep 10 13:08:58.023 INFO kablam! | ^^^^^^^^^^^^ the trait `matcher::MatcherTrait` is not implemented for `matcher::Matcher` Sep 10 13:08:58.023 INFO kablam! | Sep 10 13:08:58.023 INFO kablam! note: required by `matcher::Matcher::new` Sep 10 13:08:58.023 INFO kablam! --> src/matcher/mod.rs:75:5 Sep 10 13:08:58.023 INFO kablam! | Sep 10 13:08:58.023 INFO kablam! 75 | fn new(m: M) -> Matcher { Sep 10 13:08:58.023 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Sep 10 13:08:58.023 INFO kablam! Sep 10 13:08:58.023 INFO kablam! error[E0277]: the trait bound `matcher::Matcher: matcher::MatcherTrait` is not satisfied Sep 10 13:08:58.023 INFO kablam! --> src/matcher/test.rs:43:21 Sep 10 13:08:58.023 INFO kablam! | Sep 10 13:08:58.023 INFO kablam! 43 | Matcher::new(RegexMatcher::new("c")))))); Sep 10 13:08:58.023 INFO kablam! | ^^^^^^^^^^^^ the trait `matcher::MatcherTrait` is not implemented for `matcher::Matcher` Sep 10 13:08:58.023 INFO kablam! | Sep 10 13:08:58.023 INFO kablam! note: required by `matcher::Matcher::new` Sep 10 13:08:58.023 INFO kablam! --> src/matcher/mod.rs:75:5 Sep 10 13:08:58.023 INFO kablam! | Sep 10 13:08:58.023 INFO kablam! 75 | fn new(m: M) -> Matcher { Sep 10 13:08:58.023 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Sep 10 13:08:58.023 INFO kablam! Sep 10 13:08:58.023 INFO kablam! error[E0277]: the trait bound `matcher::Matcher: matcher::MatcherTrait` is not satisfied Sep 10 13:08:58.023 INFO kablam! --> src/matcher/test.rs:42:17 Sep 10 13:08:58.023 INFO kablam! | Sep 10 13:08:58.023 INFO kablam! 42 | Matcher::new(SkipMatcher::new( Sep 10 13:08:58.023 INFO kablam! | ^^^^^^^^^^^^ the trait `matcher::MatcherTrait` is not implemented for `matcher::Matcher` Sep 10 13:08:58.023 INFO kablam! | Sep 10 13:08:58.023 INFO kablam! note: required by `matcher::Matcher::new` Sep 10 13:08:58.023 INFO kablam! --> src/matcher/mod.rs:75:5 Sep 10 13:08:58.023 INFO kablam! | Sep 10 13:08:58.023 INFO kablam! 75 | fn new(m: M) -> Matcher { Sep 10 13:08:58.023 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Sep 10 13:08:58.023 INFO kablam! Sep 10 13:08:58.023 INFO kablam! error[E0277]: the trait bound `matcher::Matcher: matcher::MatcherTrait` is not satisfied Sep 10 13:08:58.023 INFO kablam! --> src/matcher/test.rs:39:9 Sep 10 13:08:58.023 INFO kablam! | Sep 10 13:08:58.023 INFO kablam! 39 | Matcher::new( Sep 10 13:08:58.023 INFO kablam! | ^^^^^^^^^^^^ the trait `matcher::MatcherTrait` is not implemented for `matcher::Matcher` Sep 10 13:08:58.023 INFO kablam! | Sep 10 13:08:58.023 INFO kablam! note: required by `matcher::Matcher::new` Sep 10 13:08:58.023 INFO kablam! --> src/matcher/mod.rs:75:5 Sep 10 13:08:58.023 INFO kablam! | Sep 10 13:08:58.023 INFO kablam! 75 | fn new(m: M) -> Matcher { Sep 10 13:08:58.023 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Sep 10 13:08:58.023 INFO kablam! Sep 10 13:08:58.023 INFO kablam! error[E0609]: no field `prefix` on type `matcher::SearchResult` Sep 10 13:08:58.023 INFO kablam! --> src/matcher/test.rs:46:24 Sep 10 13:08:58.023 INFO kablam! | Sep 10 13:08:58.023 INFO kablam! 46 | .unwrap().prefix.len() == 0); Sep 10 13:08:58.023 INFO kablam! | ^^^^^^ unknown field Sep 10 13:08:58.023 INFO kablam! | Sep 10 13:08:58.023 INFO kablam! = note: available fields are: `first_matching_frame`, `first_callee_frame` Sep 10 13:08:58.023 INFO kablam! Sep 10 13:08:58.030 INFO kablam! error[E0609]: no field `prefix` on type `matcher::SearchResult` Sep 10 13:08:58.030 INFO kablam! --> src/matcher/test.rs:49:24 Sep 10 13:08:58.030 INFO kablam! | Sep 10 13:08:58.030 INFO kablam! 49 | .unwrap().prefix.len() == 1); Sep 10 13:08:58.030 INFO kablam! | ^^^^^^ unknown field Sep 10 13:08:58.030 INFO kablam! | Sep 10 13:08:58.030 INFO kablam! = note: available fields are: `first_matching_frame`, `first_callee_frame` Sep 10 13:08:58.030 INFO kablam! Sep 10 13:08:58.030 INFO kablam! error[E0609]: no field `prefix` on type `matcher::SearchResult` Sep 10 13:08:58.030 INFO kablam! --> src/matcher/test.rs:52:24 Sep 10 13:08:58.030 INFO kablam! | Sep 10 13:08:58.030 INFO kablam! 52 | .unwrap().prefix.len() == 1); Sep 10 13:08:58.030 INFO kablam! | ^^^^^^ unknown field Sep 10 13:08:58.030 INFO kablam! | Sep 10 13:08:58.030 INFO kablam! = note: available fields are: `first_matching_frame`, `first_callee_frame` Sep 10 13:08:58.030 INFO kablam! Sep 10 13:08:58.030 INFO kablam! error[E0609]: no field `prefix` on type `matcher::SearchResult` Sep 10 13:08:58.030 INFO kablam! --> src/matcher/test.rs:60:24 Sep 10 13:08:58.030 INFO kablam! | Sep 10 13:08:58.030 INFO kablam! 60 | .unwrap().prefix.len() == 0); Sep 10 13:08:58.030 INFO kablam! | ^^^^^^ unknown field Sep 10 13:08:58.030 INFO kablam! | Sep 10 13:08:58.030 INFO kablam! = note: available fields are: `first_matching_frame`, `first_callee_frame` Sep 10 13:08:58.030 INFO kablam! Sep 10 13:08:58.030 INFO kablam! error[E0609]: no field `prefix` on type `matcher::SearchResult` Sep 10 13:08:58.030 INFO kablam! --> src/matcher/test.rs:63:24 Sep 10 13:08:58.030 INFO kablam! | Sep 10 13:08:58.030 INFO kablam! 63 | .unwrap().prefix.len() == 1); Sep 10 13:08:58.030 INFO kablam! | ^^^^^^ unknown field Sep 10 13:08:58.031 INFO kablam! | Sep 10 13:08:58.031 INFO kablam! = note: available fields are: `first_matching_frame`, `first_callee_frame` Sep 10 13:08:58.031 INFO kablam! Sep 10 13:08:58.031 INFO kablam! error[E0609]: no field `prefix` on type `matcher::SearchResult` Sep 10 13:08:58.031 INFO kablam! --> src/matcher/test.rs:66:24 Sep 10 13:08:58.031 INFO kablam! | Sep 10 13:08:58.031 INFO kablam! 66 | .unwrap().prefix.len() == 1); Sep 10 13:08:58.031 INFO kablam! | ^^^^^^ unknown field Sep 10 13:08:58.031 INFO kablam! | Sep 10 13:08:58.031 INFO kablam! = note: available fields are: `first_matching_frame`, `first_callee_frame` Sep 10 13:08:58.031 INFO kablam! Sep 10 13:08:58.034 INFO kablam! error[E0609]: no field `prefix` on type `matcher::SearchResult` Sep 10 13:08:58.034 INFO kablam! --> src/matcher/test.rs:77:24 Sep 10 13:08:58.034 INFO kablam! | Sep 10 13:08:58.034 INFO kablam! 77 | .unwrap().prefix.len() == 0); Sep 10 13:08:58.034 INFO kablam! | ^^^^^^ unknown field Sep 10 13:08:58.034 INFO kablam! | Sep 10 13:08:58.034 INFO kablam! = note: available fields are: `first_matching_frame`, `first_callee_frame` Sep 10 13:08:58.034 INFO kablam! Sep 10 13:08:58.154 INFO kablam! warning: method is never used: `for_each_leaf` Sep 10 13:08:58.154 INFO kablam! --> src/tree/mod.rs:92:5 Sep 10 13:08:58.154 INFO kablam! | Sep 10 13:08:58.154 INFO kablam! 92 | / pub fn for_each_leaf(&self, mut f: F) Sep 10 13:08:58.154 INFO kablam! 93 | | where F: FnMut(&str, usize) Sep 10 13:08:58.154 INFO kablam! 94 | | { Sep 10 13:08:58.154 INFO kablam! 95 | | self.root_node.for_each_leaf(&mut f) Sep 10 13:08:58.154 INFO kablam! 96 | | } Sep 10 13:08:58.154 INFO kablam! | |_____^ Sep 10 13:08:58.154 INFO kablam! | Sep 10 13:08:58.154 INFO kablam! = note: #[warn(dead_code)] on by default Sep 10 13:08:58.154 INFO kablam! Sep 10 13:08:58.154 INFO kablam! warning: method is never used: `for_each_leaf` Sep 10 13:08:58.154 INFO kablam! --> src/tree/mod.rs:197:5 Sep 10 13:08:58.154 INFO kablam! | Sep 10 13:08:58.154 INFO kablam! 197 | / fn for_each_leaf(&self, f: &mut F) Sep 10 13:08:58.154 INFO kablam! 198 | | where F: FnMut(&str, usize) Sep 10 13:08:58.154 INFO kablam! 199 | | { Sep 10 13:08:58.154 INFO kablam! 200 | | if !self.children.is_empty() { Sep 10 13:08:58.154 INFO kablam! ... | Sep 10 13:08:58.154 INFO kablam! 207 | | } Sep 10 13:08:58.154 INFO kablam! 208 | | } Sep 10 13:08:58.154 INFO kablam! | |_____^ Sep 10 13:08:58.154 INFO kablam! Sep 10 13:08:58.163 INFO kablam! error[E0308]: mismatched types Sep 10 13:08:58.163 INFO kablam! --> src/trace/test.rs:8:16 Sep 10 13:08:58.163 INFO kablam! | Sep 10 13:08:58.163 INFO kablam! 8 | each_trace(cursor, |frames| { Sep 10 13:08:58.163 INFO kablam! | ^^^^^^ expected bool, found struct `std::io::Cursor` Sep 10 13:08:58.163 INFO kablam! | Sep 10 13:08:58.163 INFO kablam! = note: expected type `bool` Sep 10 13:08:58.163 INFO kablam! found type `std::io::Cursor<&[u8]>` Sep 10 13:08:58.163 INFO kablam! Sep 10 13:08:58.170 INFO kablam! error[E0599]: no method named `len` found for type `trace::TraceArgs<'_>` in the current scope Sep 10 13:08:58.170 INFO kablam! --> src/trace/test.rs:9:34 Sep 10 13:08:58.170 INFO kablam! | Sep 10 13:08:58.170 INFO kablam! 9 | frame_counts.push(frames.len()); Sep 10 13:08:58.170 INFO kablam! | ^^^ Sep 10 13:08:58.170 INFO kablam! | Sep 10 13:08:58.170 INFO kablam! ::: src/trace/mod.rs:8:1 Sep 10 13:08:58.170 INFO kablam! | Sep 10 13:08:58.170 INFO kablam! 8 | pub struct TraceArgs<'a> { Sep 10 13:08:58.170 INFO kablam! | ------------------------ method `len` not found for this Sep 10 13:08:58.170 INFO kablam! | Sep 10 13:08:58.170 INFO kablam! = help: items from traits can only be used if the trait is implemented and in scope Sep 10 13:08:58.170 INFO kablam! = note: the following traits define an item `len`, perhaps you need to implement one of them: Sep 10 13:08:58.170 INFO kablam! candidate #1: `std::iter::ExactSizeIterator` Sep 10 13:08:58.170 INFO kablam! candidate #2: `regex::internal::Input` Sep 10 13:08:58.170 INFO kablam! candidate #3: `aho_corasick::autiter::Automaton` Sep 10 13:08:58.170 INFO kablam! Sep 10 13:08:58.245 INFO kablam! error: aborting due to 24 previous errors Sep 10 13:08:58.245 INFO kablam! Sep 10 13:08:58.245 INFO kablam! Some errors occurred: E0277, E0308, E0599, E0609. Sep 10 13:08:58.245 INFO kablam! For more information about an error, try `rustc --explain E0277`. Sep 10 13:08:58.256 INFO kablam! error: Could not compile `perf-focus`. Sep 10 13:08:58.256 INFO kablam! Sep 10 13:08:58.256 INFO kablam! To learn more, run the command again with --verbose. Sep 10 13:08:58.259 INFO kablam! su: No module specific data is present Sep 10 13:08:58.796 INFO running `"docker" "rm" "-f" "ee44409590f230cbf5c1379ae5a4102bdedc598b8a2d7c00b2b8a62667c8ed99"` Sep 10 13:08:58.914 INFO blam! ee44409590f230cbf5c1379ae5a4102bdedc598b8a2d7c00b2b8a62667c8ed99