Sep 10 08:09:29.418 INFO checking syntex_syntax-0.59.1 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090 Sep 10 08:09:29.418 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets Sep 10 08:09:29.418 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-3/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 08:09:29.582 INFO blam! 2b548c8caf414829e5c60fb101de5aac13a64a670552902bb33ea7293184e88c Sep 10 08:09:29.583 INFO running `"docker" "start" "-a" "2b548c8caf414829e5c60fb101de5aac13a64a670552902bb33ea7293184e88c"` Sep 10 08:09:30.225 INFO kablam! usermod: no changes Sep 10 08:09:30.304 INFO kablam! Compiling serde v1.0.78 Sep 10 08:09:30.305 INFO kablam! Checking unicode-xid v0.1.0 Sep 10 08:09:30.306 INFO kablam! Compiling extprim v1.6.0 Sep 10 08:09:41.330 INFO kablam! Checking syntex_pos v0.59.1 Sep 10 08:09:41.330 INFO kablam! Checking serde_json v1.0.27 Sep 10 08:09:43.106 INFO kablam! Checking syntex_errors v0.59.1 Sep 10 08:09:45.926 INFO kablam! Checking syntex_syntax v0.59.1 (file:///source) Sep 10 08:09:54.591 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead Sep 10 08:09:54.591 INFO kablam! --> src/feature_gate.rs:38:5 Sep 10 08:09:54.591 INFO kablam! | Sep 10 08:09:54.591 INFO kablam! 38 | use std::ascii::AsciiExt; Sep 10 08:09:54.591 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 10 08:09:54.594 INFO kablam! | Sep 10 08:09:54.594 INFO kablam! note: lint level defined here Sep 10 08:09:54.594 INFO kablam! --> src/lib.rs:21:9 Sep 10 08:09:54.594 INFO kablam! | Sep 10 08:09:54.594 INFO kablam! 21 | #![deny(warnings)] Sep 10 08:09:54.594 INFO kablam! | ^^^^^^^^ Sep 10 08:09:54.594 INFO kablam! = note: #[warn(deprecated)] implied by #[warn(warnings)] Sep 10 08:09:54.594 INFO kablam! Sep 10 08:09:54.762 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead Sep 10 08:09:54.762 INFO kablam! --> src/feature_gate.rs:38:5 Sep 10 08:09:54.762 INFO kablam! | Sep 10 08:09:54.762 INFO kablam! 38 | use std::ascii::AsciiExt; Sep 10 08:09:54.762 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 10 08:09:54.762 INFO kablam! | Sep 10 08:09:54.762 INFO kablam! note: lint level defined here Sep 10 08:09:54.762 INFO kablam! --> src/lib.rs:21:9 Sep 10 08:09:54.762 INFO kablam! | Sep 10 08:09:54.762 INFO kablam! 21 | #![deny(warnings)] Sep 10 08:09:54.762 INFO kablam! | ^^^^^^^^ Sep 10 08:09:54.762 INFO kablam! = note: #[warn(deprecated)] implied by #[warn(warnings)] Sep 10 08:09:54.762 INFO kablam! Sep 10 08:10:06.806 INFO kablam! warning: unused import: `std::ascii::AsciiExt` Sep 10 08:10:06.806 INFO kablam! --> src/feature_gate.rs:38:5 Sep 10 08:10:06.806 INFO kablam! | Sep 10 08:10:06.806 INFO kablam! 38 | use std::ascii::AsciiExt; Sep 10 08:10:06.806 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 10 08:10:06.807 INFO kablam! | Sep 10 08:10:06.807 INFO kablam! note: lint level defined here Sep 10 08:10:06.807 INFO kablam! --> src/lib.rs:21:9 Sep 10 08:10:06.807 INFO kablam! | Sep 10 08:10:06.807 INFO kablam! 21 | #![deny(warnings)] Sep 10 08:10:06.807 INFO kablam! | ^^^^^^^^ Sep 10 08:10:06.807 INFO kablam! = note: #[warn(unused_imports)] implied by #[warn(warnings)] Sep 10 08:10:06.807 INFO kablam! Sep 10 08:10:08.019 INFO kablam! warning: unused import: `std::ascii::AsciiExt` Sep 10 08:10:08.020 INFO kablam! --> src/feature_gate.rs:38:5 Sep 10 08:10:08.020 INFO kablam! | Sep 10 08:10:08.020 INFO kablam! 38 | use std::ascii::AsciiExt; Sep 10 08:10:08.020 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 10 08:10:08.020 INFO kablam! | Sep 10 08:10:08.026 INFO kablam! note: lint level defined here Sep 10 08:10:08.026 INFO kablam! --> src/lib.rs:21:9 Sep 10 08:10:08.026 INFO kablam! | Sep 10 08:10:08.026 INFO kablam! 21 | #![deny(warnings)] Sep 10 08:10:08.026 INFO kablam! | ^^^^^^^^ Sep 10 08:10:08.026 INFO kablam! = note: #[warn(unused_imports)] implied by #[warn(warnings)] Sep 10 08:10:08.026 INFO kablam! Sep 10 08:10:08.305 INFO kablam! warning: variable does not need to be mutable Sep 10 08:10:08.305 INFO kablam! --> src/rustc_data_structures/indexed_vec.rs:234:18 Sep 10 08:10:08.305 INFO kablam! | Sep 10 08:10:08.305 INFO kablam! 234 | fn into_iter(mut self) -> slice::IterMut<'a, T> { Sep 10 08:10:08.305 INFO kablam! | ----^^^^ Sep 10 08:10:08.305 INFO kablam! | | Sep 10 08:10:08.305 INFO kablam! | help: remove this `mut` Sep 10 08:10:08.307 INFO kablam! | Sep 10 08:10:08.307 INFO kablam! note: lint level defined here Sep 10 08:10:08.307 INFO kablam! --> src/lib.rs:21:9 Sep 10 08:10:08.307 INFO kablam! | Sep 10 08:10:08.307 INFO kablam! 21 | #![deny(warnings)] Sep 10 08:10:08.307 INFO kablam! | ^^^^^^^^ Sep 10 08:10:08.307 INFO kablam! = note: #[warn(unused_mut)] implied by #[warn(warnings)] Sep 10 08:10:08.307 INFO kablam! Sep 10 08:10:09.608 INFO kablam! warning: variable does not need to be mutable Sep 10 08:10:09.608 INFO kablam! --> src/rustc_data_structures/indexed_vec.rs:234:18 Sep 10 08:10:09.608 INFO kablam! | Sep 10 08:10:09.608 INFO kablam! 234 | fn into_iter(mut self) -> slice::IterMut<'a, T> { Sep 10 08:10:09.608 INFO kablam! | ----^^^^ Sep 10 08:10:09.608 INFO kablam! | | Sep 10 08:10:09.608 INFO kablam! | help: remove this `mut` Sep 10 08:10:09.608 INFO kablam! | Sep 10 08:10:09.608 INFO kablam! note: lint level defined here Sep 10 08:10:09.608 INFO kablam! --> src/lib.rs:21:9 Sep 10 08:10:09.608 INFO kablam! | Sep 10 08:10:09.608 INFO kablam! 21 | #![deny(warnings)] Sep 10 08:10:09.608 INFO kablam! | ^^^^^^^^ Sep 10 08:10:09.608 INFO kablam! = note: #[warn(unused_mut)] implied by #[warn(warnings)] Sep 10 08:10:09.608 INFO kablam! Sep 10 08:10:12.878 INFO kablam! warning: variable does not need to be mutable Sep 10 08:10:12.878 INFO kablam! --> src/ext/tt/macro_parser.rs:209:81 Sep 10 08:10:12.878 INFO kablam! | Sep 10 08:10:12.878 INFO kablam! 209 | fn n_rec>>(sess: &ParseSess, m: &TokenTree, mut res: &mut I, Sep 10 08:10:12.878 INFO kablam! | ----^^^ Sep 10 08:10:12.878 INFO kablam! | | Sep 10 08:10:12.878 INFO kablam! | help: remove this `mut` Sep 10 08:10:12.878 INFO kablam! Sep 10 08:10:12.914 INFO kablam! warning: variable does not need to be mutable Sep 10 08:10:12.914 INFO kablam! --> src/ext/tt/macro_parser.rs:449:66 Sep 10 08:10:12.914 INFO kablam! | Sep 10 08:10:12.914 INFO kablam! 449 | let matches = eof_eis[0].matches.iter_mut().map(|mut dv| dv.pop().unwrap()); Sep 10 08:10:12.914 INFO kablam! | ----^^ Sep 10 08:10:12.914 INFO kablam! | | Sep 10 08:10:12.914 INFO kablam! | help: remove this `mut` Sep 10 08:10:12.914 INFO kablam! Sep 10 08:10:12.942 INFO kablam! warning: variable does not need to be mutable Sep 10 08:10:12.942 INFO kablam! --> src/ext/tt/macro_rules.rs:89:9 Sep 10 08:10:12.942 INFO kablam! | Sep 10 08:10:12.942 INFO kablam! 89 | let mut values: &mut Vec = cx.expansions.entry(sp).or_insert_with(Vec::new); Sep 10 08:10:12.942 INFO kablam! | ----^^^^^^ Sep 10 08:10:12.942 INFO kablam! | | Sep 10 08:10:12.942 INFO kablam! | help: remove this `mut` Sep 10 08:10:12.942 INFO kablam! Sep 10 08:10:14.154 INFO kablam! warning: variable does not need to be mutable Sep 10 08:10:14.154 INFO kablam! --> src/ext/tt/macro_parser.rs:209:81 Sep 10 08:10:14.154 INFO kablam! | Sep 10 08:10:14.154 INFO kablam! 209 | fn n_rec>>(sess: &ParseSess, m: &TokenTree, mut res: &mut I, Sep 10 08:10:14.154 INFO kablam! | ----^^^ Sep 10 08:10:14.154 INFO kablam! | | Sep 10 08:10:14.154 INFO kablam! | help: remove this `mut` Sep 10 08:10:14.154 INFO kablam! Sep 10 08:10:14.182 INFO kablam! warning: variable does not need to be mutable Sep 10 08:10:14.182 INFO kablam! --> src/ext/tt/macro_parser.rs:449:66 Sep 10 08:10:14.182 INFO kablam! | Sep 10 08:10:14.182 INFO kablam! 449 | let matches = eof_eis[0].matches.iter_mut().map(|mut dv| dv.pop().unwrap()); Sep 10 08:10:14.182 INFO kablam! | ----^^ Sep 10 08:10:14.182 INFO kablam! | | Sep 10 08:10:14.182 INFO kablam! | help: remove this `mut` Sep 10 08:10:14.182 INFO kablam! Sep 10 08:10:14.186 INFO kablam! warning: variable does not need to be mutable Sep 10 08:10:14.186 INFO kablam! --> src/ext/tt/macro_rules.rs:89:9 Sep 10 08:10:14.186 INFO kablam! | Sep 10 08:10:14.186 INFO kablam! 89 | let mut values: &mut Vec = cx.expansions.entry(sp).or_insert_with(Vec::new); Sep 10 08:10:14.186 INFO kablam! | ----^^^^^^ Sep 10 08:10:14.186 INFO kablam! | | Sep 10 08:10:14.186 INFO kablam! | help: remove this `mut` Sep 10 08:10:14.186 INFO kablam! Sep 10 08:10:15.068 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 44.82s Sep 10 08:10:15.074 INFO kablam! su: No module specific data is present Sep 10 08:10:15.680 INFO running `"docker" "rm" "-f" "2b548c8caf414829e5c60fb101de5aac13a64a670552902bb33ea7293184e88c"` Sep 10 08:10:15.773 INFO blam! 2b548c8caf414829e5c60fb101de5aac13a64a670552902bb33ea7293184e88c