Sep 04 23:46:21.995 INFO checking copperline-0.3.0 against master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8 for pr-53913
Sep 04 23:46:21.995 INFO running: cargo +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets
Sep 04 23:46:21.995 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53913/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53913/worker-2/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/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 +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 23:46:22.154 INFO blam! 7450e4447e3d2d9cbcdcc3c8d6b0cd4749edd4361efcc1458decd07fdce32cff
Sep 04 23:46:22.155 INFO running `"docker" "start" "-a" "7450e4447e3d2d9cbcdcc3c8d6b0cd4749edd4361efcc1458decd07fdce32cff"`
Sep 04 23:46:22.826 INFO kablam!     Checking strcursor v0.1.0
Sep 04 23:46:22.828 INFO kablam!     Checking nix v0.4.3
Sep 04 23:46:26.738 INFO kablam!     Checking copperline v0.3.0 (file:///source)
Sep 04 23:46:27.668 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 04 23:46:27.668 INFO kablam!   --> src/lib.rs:61:26
Sep 04 23:46:27.669 INFO kablam!    |
Sep 04 23:46:27.669 INFO kablam! 61 |                 for _ in (0..len) {
Sep 04 23:46:27.669 INFO kablam!    |                          ^^^^^^^^ help: remove these parentheses
Sep 04 23:46:27.669 INFO kablam!    |
Sep 04 23:46:27.669 INFO kablam!    = note: #[warn(unused_parens)] on by default
Sep 04 23:46:27.669 INFO kablam! 
Sep 04 23:46:27.669 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 04 23:46:27.669 INFO kablam!    --> src/lib.rs:109:26
Sep 04 23:46:27.669 INFO kablam!     |
Sep 04 23:46:27.669 INFO kablam! 109 |                 for _ in (0..len) {
Sep 04 23:46:27.669 INFO kablam!     |                          ^^^^^^^^ help: remove these parentheses
Sep 04 23:46:27.669 INFO kablam! 
Sep 04 23:46:27.895 INFO kablam! warning: unused import: `RawDecoder`
Sep 04 23:46:27.895 INFO kablam!  --> src/parser.rs:3:36
Sep 04 23:46:27.895 INFO kablam!   |
Sep 04 23:46:27.895 INFO kablam! 3 | use encoding::types::{EncodingRef, RawDecoder};
Sep 04 23:46:27.895 INFO kablam!   |                                    ^^^^^^^^^^
Sep 04 23:46:27.895 INFO kablam!   |
Sep 04 23:46:27.895 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 04 23:46:27.895 INFO kablam! 
Sep 04 23:46:27.954 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 04 23:46:27.954 INFO kablam!   --> src/lib.rs:61:26
Sep 04 23:46:27.954 INFO kablam!    |
Sep 04 23:46:27.954 INFO kablam! 61 |                 for _ in (0..len) {
Sep 04 23:46:27.954 INFO kablam!    |                          ^^^^^^^^ help: remove these parentheses
Sep 04 23:46:27.954 INFO kablam!    |
Sep 04 23:46:27.954 INFO kablam!    = note: #[warn(unused_parens)] on by default
Sep 04 23:46:27.954 INFO kablam! 
Sep 04 23:46:27.955 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 04 23:46:27.955 INFO kablam!    --> src/lib.rs:109:26
Sep 04 23:46:27.955 INFO kablam!     |
Sep 04 23:46:27.955 INFO kablam! 109 |                 for _ in (0..len) {
Sep 04 23:46:27.955 INFO kablam!     |                          ^^^^^^^^ help: remove these parentheses
Sep 04 23:46:27.955 INFO kablam! 
Sep 04 23:46:27.999 INFO kablam! warning: method is never used: `reset`
Sep 04 23:46:27.999 INFO kablam!   --> src/buffer.rs:29:5
Sep 04 23:46:27.999 INFO kablam!    |
Sep 04 23:46:27.999 INFO kablam! 29 |     pub fn reset(&mut self) {
Sep 04 23:46:27.999 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 23:46:27.999 INFO kablam!    |
Sep 04 23:46:27.999 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 04 23:46:27.999 INFO kablam! 
Sep 04 23:46:27.999 INFO kablam! warning: method is never used: `pop`
Sep 04 23:46:27.999 INFO kablam!   --> src/history.rs:67:5
Sep 04 23:46:28.000 INFO kablam!    |
Sep 04 23:46:28.000 INFO kablam! 67 |     pub fn pop(&mut self) -> Option<String> {
Sep 04 23:46:28.000 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 23:46:28.000 INFO kablam! 
Sep 04 23:46:28.241 INFO kablam! warning: unused import: `RawDecoder`
Sep 04 23:46:28.241 INFO kablam!  --> src/parser.rs:3:36
Sep 04 23:46:28.241 INFO kablam!   |
Sep 04 23:46:28.241 INFO kablam! 3 | use encoding::types::{EncodingRef, RawDecoder};
Sep 04 23:46:28.241 INFO kablam!   |                                    ^^^^^^^^^^
Sep 04 23:46:28.241 INFO kablam!   |
Sep 04 23:46:28.241 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 04 23:46:28.241 INFO kablam! 
Sep 04 23:46:28.346 INFO kablam! warning: method is never used: `reset`
Sep 04 23:46:28.346 INFO kablam!   --> src/buffer.rs:29:5
Sep 04 23:46:28.346 INFO kablam!    |
Sep 04 23:46:28.346 INFO kablam! 29 |     pub fn reset(&mut self) {
Sep 04 23:46:28.346 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 23:46:28.346 INFO kablam!    |
Sep 04 23:46:28.346 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 04 23:46:28.346 INFO kablam! 
Sep 04 23:46:28.347 INFO kablam! warning: method is never used: `pop`
Sep 04 23:46:28.347 INFO kablam!   --> src/history.rs:67:5
Sep 04 23:46:28.347 INFO kablam!    |
Sep 04 23:46:28.347 INFO kablam! 67 |     pub fn pop(&mut self) -> Option<String> {
Sep 04 23:46:28.347 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 23:46:28.347 INFO kablam! 
Sep 04 23:46:29.235 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.44s
Sep 04 23:46:29.242 INFO kablam! su: No module specific data is present
Sep 04 23:46:29.730 INFO running `"docker" "rm" "-f" "7450e4447e3d2d9cbcdcc3c8d6b0cd4749edd4361efcc1458decd07fdce32cff"`
Sep 04 23:46:29.844 INFO blam! 7450e4447e3d2d9cbcdcc3c8d6b0cd4749edd4361efcc1458decd07fdce32cff