Sep 02 00:00:18.400 INFO checking copperline-0.3.0 against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Sep 02 00:00:18.400 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Sep 02 00:00:18.400 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-3/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/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=500" "-e" "CMD=cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 00:00:18.544 INFO blam! 2d4640a9f755aac22f87e2bd3740153b62515944b652375099f16e5a5b3c1c98
Sep 02 00:00:18.546 INFO running `"docker" "start" "-a" "2d4640a9f755aac22f87e2bd3740153b62515944b652375099f16e5a5b3c1c98"`
Sep 02 00:00:19.606 INFO kablam!     Checking strcursor v0.1.0
Sep 02 00:00:20.240 INFO kablam!     Checking copperline v0.3.0 (file:///source)
Sep 02 00:00:21.399 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 02 00:00:21.399 INFO kablam!   --> src/lib.rs:61:26
Sep 02 00:00:21.399 INFO kablam!    |
Sep 02 00:00:21.399 INFO kablam! 61 |                 for _ in (0..len) {
Sep 02 00:00:21.399 INFO kablam!    |                          ^^^^^^^^ help: remove these parentheses
Sep 02 00:00:21.399 INFO kablam!    |
Sep 02 00:00:21.399 INFO kablam!    = note: #[warn(unused_parens)] on by default
Sep 02 00:00:21.399 INFO kablam! 
Sep 02 00:00:21.399 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 02 00:00:21.399 INFO kablam!    --> src/lib.rs:109:26
Sep 02 00:00:21.400 INFO kablam!     |
Sep 02 00:00:21.400 INFO kablam! 109 |                 for _ in (0..len) {
Sep 02 00:00:21.400 INFO kablam!     |                          ^^^^^^^^ help: remove these parentheses
Sep 02 00:00:21.400 INFO kablam! 
Sep 02 00:00:21.604 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 02 00:00:21.604 INFO kablam!   --> src/lib.rs:61:26
Sep 02 00:00:21.604 INFO kablam!    |
Sep 02 00:00:21.604 INFO kablam! 61 |                 for _ in (0..len) {
Sep 02 00:00:21.604 INFO kablam!    |                          ^^^^^^^^ help: remove these parentheses
Sep 02 00:00:21.604 INFO kablam!    |
Sep 02 00:00:21.605 INFO kablam!    = note: #[warn(unused_parens)] on by default
Sep 02 00:00:21.605 INFO kablam! 
Sep 02 00:00:21.605 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 02 00:00:21.605 INFO kablam!    --> src/lib.rs:109:26
Sep 02 00:00:21.605 INFO kablam!     |
Sep 02 00:00:21.605 INFO kablam! 109 |                 for _ in (0..len) {
Sep 02 00:00:21.605 INFO kablam!     |                          ^^^^^^^^ help: remove these parentheses
Sep 02 00:00:21.605 INFO kablam! 
Sep 02 00:00:21.671 INFO kablam! warning: unused import: `RawDecoder`
Sep 02 00:00:21.671 INFO kablam!  --> src/parser.rs:3:36
Sep 02 00:00:21.671 INFO kablam!   |
Sep 02 00:00:21.671 INFO kablam! 3 | use encoding::types::{EncodingRef, RawDecoder};
Sep 02 00:00:21.671 INFO kablam!   |                                    ^^^^^^^^^^
Sep 02 00:00:21.671 INFO kablam!   |
Sep 02 00:00:21.671 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 02 00:00:21.671 INFO kablam! 
Sep 02 00:00:21.791 INFO kablam! warning: method is never used: `reset`
Sep 02 00:00:21.791 INFO kablam!   --> src/buffer.rs:29:5
Sep 02 00:00:21.791 INFO kablam!    |
Sep 02 00:00:21.791 INFO kablam! 29 |     pub fn reset(&mut self) {
Sep 02 00:00:21.791 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 00:00:21.791 INFO kablam!    |
Sep 02 00:00:21.791 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 02 00:00:21.791 INFO kablam! 
Sep 02 00:00:21.791 INFO kablam! warning: method is never used: `pop`
Sep 02 00:00:21.791 INFO kablam!   --> src/history.rs:67:5
Sep 02 00:00:21.791 INFO kablam!    |
Sep 02 00:00:21.791 INFO kablam! 67 |     pub fn pop(&mut self) -> Option<String> {
Sep 02 00:00:21.791 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 00:00:21.791 INFO kablam! 
Sep 02 00:00:21.907 INFO kablam! warning: unused import: `RawDecoder`
Sep 02 00:00:21.907 INFO kablam!  --> src/parser.rs:3:36
Sep 02 00:00:21.907 INFO kablam!   |
Sep 02 00:00:21.907 INFO kablam! 3 | use encoding::types::{EncodingRef, RawDecoder};
Sep 02 00:00:21.907 INFO kablam!   |                                    ^^^^^^^^^^
Sep 02 00:00:21.907 INFO kablam!   |
Sep 02 00:00:21.907 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 02 00:00:21.907 INFO kablam! 
Sep 02 00:00:22.027 INFO kablam! warning: method is never used: `reset`
Sep 02 00:00:22.027 INFO kablam!   --> src/buffer.rs:29:5
Sep 02 00:00:22.027 INFO kablam!    |
Sep 02 00:00:22.027 INFO kablam! 29 |     pub fn reset(&mut self) {
Sep 02 00:00:22.027 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 00:00:22.027 INFO kablam!    |
Sep 02 00:00:22.027 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 02 00:00:22.027 INFO kablam! 
Sep 02 00:00:22.027 INFO kablam! warning: method is never used: `pop`
Sep 02 00:00:22.027 INFO kablam!   --> src/history.rs:67:5
Sep 02 00:00:22.028 INFO kablam!    |
Sep 02 00:00:22.028 INFO kablam! 67 |     pub fn pop(&mut self) -> Option<String> {
Sep 02 00:00:22.028 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 02 00:00:22.028 INFO kablam! 
Sep 02 00:00:22.835 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.27s
Sep 02 00:00:22.838 INFO kablam! su: No module specific data is present
Sep 02 00:00:23.449 INFO running `"docker" "rm" "-f" "2d4640a9f755aac22f87e2bd3740153b62515944b652375099f16e5a5b3c1c98"`
Sep 02 00:00:23.534 INFO blam! 2d4640a9f755aac22f87e2bd3740153b62515944b652375099f16e5a5b3c1c98