Sep 10 20:53:25.677 INFO checking copperline-0.3.0 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 20:53:25.677 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 20:53:25.677 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 20:53:25.826 INFO blam! 387496963cf3f87bd09dff058405fb46eccc6b12eeb83e6262a30c8b9d1c3a16
Sep 10 20:53:25.828 INFO running `"docker" "start" "-a" "387496963cf3f87bd09dff058405fb46eccc6b12eeb83e6262a30c8b9d1c3a16"`
Sep 10 20:53:26.449 INFO kablam! usermod: no changes
Sep 10 20:53:26.477 INFO kablam!     Checking nix v0.4.3
Sep 10 20:53:26.477 INFO kablam!     Checking strcursor v0.1.0
Sep 10 20:53:29.083 INFO kablam!     Checking copperline v0.3.0 (file:///source)
Sep 10 20:53:29.533 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 10 20:53:29.533 INFO kablam!   --> src/lib.rs:61:26
Sep 10 20:53:29.533 INFO kablam!    |
Sep 10 20:53:29.533 INFO kablam! 61 |                 for _ in (0..len) {
Sep 10 20:53:29.533 INFO kablam!    |                          ^^^^^^^^ help: remove these parentheses
Sep 10 20:53:29.533 INFO kablam!    |
Sep 10 20:53:29.533 INFO kablam!    = note: #[warn(unused_parens)] on by default
Sep 10 20:53:29.533 INFO kablam! 
Sep 10 20:53:29.533 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 10 20:53:29.533 INFO kablam!    --> src/lib.rs:109:26
Sep 10 20:53:29.533 INFO kablam!     |
Sep 10 20:53:29.533 INFO kablam! 109 |                 for _ in (0..len) {
Sep 10 20:53:29.533 INFO kablam!     |                          ^^^^^^^^ help: remove these parentheses
Sep 10 20:53:29.533 INFO kablam! 
Sep 10 20:53:29.636 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 10 20:53:29.636 INFO kablam!   --> src/lib.rs:61:26
Sep 10 20:53:29.636 INFO kablam!    |
Sep 10 20:53:29.636 INFO kablam! 61 |                 for _ in (0..len) {
Sep 10 20:53:29.636 INFO kablam!    |                          ^^^^^^^^ help: remove these parentheses
Sep 10 20:53:29.636 INFO kablam!    |
Sep 10 20:53:29.636 INFO kablam!    = note: #[warn(unused_parens)] on by default
Sep 10 20:53:29.636 INFO kablam! 
Sep 10 20:53:29.636 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 10 20:53:29.636 INFO kablam!    --> src/lib.rs:109:26
Sep 10 20:53:29.636 INFO kablam!     |
Sep 10 20:53:29.636 INFO kablam! 109 |                 for _ in (0..len) {
Sep 10 20:53:29.636 INFO kablam!     |                          ^^^^^^^^ help: remove these parentheses
Sep 10 20:53:29.636 INFO kablam! 
Sep 10 20:53:29.673 INFO kablam! warning: unused import: `RawDecoder`
Sep 10 20:53:29.673 INFO kablam!  --> src/parser.rs:3:36
Sep 10 20:53:29.674 INFO kablam!   |
Sep 10 20:53:29.674 INFO kablam! 3 | use encoding::types::{EncodingRef, RawDecoder};
Sep 10 20:53:29.674 INFO kablam!   |                                    ^^^^^^^^^^
Sep 10 20:53:29.674 INFO kablam!   |
Sep 10 20:53:29.674 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 10 20:53:29.674 INFO kablam! 
Sep 10 20:53:29.730 INFO kablam! warning: method is never used: `reset`
Sep 10 20:53:29.730 INFO kablam!   --> src/buffer.rs:29:5
Sep 10 20:53:29.730 INFO kablam!    |
Sep 10 20:53:29.730 INFO kablam! 29 |     pub fn reset(&mut self) {
Sep 10 20:53:29.730 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 20:53:29.730 INFO kablam!    |
Sep 10 20:53:29.730 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 10 20:53:29.730 INFO kablam! 
Sep 10 20:53:29.731 INFO kablam! warning: method is never used: `pop`
Sep 10 20:53:29.731 INFO kablam!   --> src/history.rs:67:5
Sep 10 20:53:29.731 INFO kablam!    |
Sep 10 20:53:29.731 INFO kablam! 67 |     pub fn pop(&mut self) -> Option<String> {
Sep 10 20:53:29.731 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 20:53:29.731 INFO kablam! 
Sep 10 20:53:29.778 INFO kablam! warning: unused import: `RawDecoder`
Sep 10 20:53:29.779 INFO kablam!  --> src/parser.rs:3:36
Sep 10 20:53:29.779 INFO kablam!   |
Sep 10 20:53:29.779 INFO kablam! 3 | use encoding::types::{EncodingRef, RawDecoder};
Sep 10 20:53:29.779 INFO kablam!   |                                    ^^^^^^^^^^
Sep 10 20:53:29.779 INFO kablam!   |
Sep 10 20:53:29.779 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 10 20:53:29.779 INFO kablam! 
Sep 10 20:53:29.837 INFO kablam! warning: method is never used: `reset`
Sep 10 20:53:29.837 INFO kablam!   --> src/buffer.rs:29:5
Sep 10 20:53:29.837 INFO kablam!    |
Sep 10 20:53:29.837 INFO kablam! 29 |     pub fn reset(&mut self) {
Sep 10 20:53:29.837 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 20:53:29.837 INFO kablam!    |
Sep 10 20:53:29.837 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 10 20:53:29.837 INFO kablam! 
Sep 10 20:53:29.837 INFO kablam! warning: method is never used: `pop`
Sep 10 20:53:29.837 INFO kablam!   --> src/history.rs:67:5
Sep 10 20:53:29.837 INFO kablam!    |
Sep 10 20:53:29.837 INFO kablam! 67 |     pub fn pop(&mut self) -> Option<String> {
Sep 10 20:53:29.837 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 20:53:29.837 INFO kablam! 
Sep 10 20:53:30.144 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.68s
Sep 10 20:53:30.147 INFO kablam! su: No module specific data is present
Sep 10 20:53:30.671 INFO running `"docker" "rm" "-f" "387496963cf3f87bd09dff058405fb46eccc6b12eeb83e6262a30c8b9d1c3a16"`
Sep 10 20:53:30.750 INFO blam! 387496963cf3f87bd09dff058405fb46eccc6b12eeb83e6262a30c8b9d1c3a16