Nov 29 02:57:00.176 INFO checking copperline-0.3.0 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 29 02:57:00.176 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-1/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +db42d4dad33013eba11ef37342ad9f614e5652b8-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 29 02:57:00.575 INFO [stdout] 65f31c15d5ccc5e71d55273a68ba8fde58d266e1ac2a30143f70c4e6b86d40b0
Nov 29 02:57:00.577 INFO running `"docker" "start" "-a" "65f31c15d5ccc5e71d55273a68ba8fde58d266e1ac2a30143f70c4e6b86d40b0"`
Nov 29 02:57:01.977 INFO [stderr] usermod: no changes
Nov 29 02:57:02.061 INFO [stderr]     Checking strcursor v0.1.0
Nov 29 02:57:02.782 INFO [stderr]     Checking copperline v0.3.0 (/source)
Nov 29 02:57:04.560 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Nov 29 02:57:04.560 INFO [stderr]   --> src/lib.rs:61:26
Nov 29 02:57:04.560 INFO [stderr]    |
Nov 29 02:57:04.560 INFO [stderr] 61 |                 for _ in (0..len) {
Nov 29 02:57:04.560 INFO [stderr]    |                          ^^^^^^^^ help: remove these parentheses
Nov 29 02:57:04.568 INFO [stderr]    |
Nov 29 02:57:04.568 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 29 02:57:04.568 INFO [stderr] 
Nov 29 02:57:04.568 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Nov 29 02:57:04.568 INFO [stderr]    --> src/lib.rs:109:26
Nov 29 02:57:04.568 INFO [stderr]     |
Nov 29 02:57:04.568 INFO [stderr] 109 |                 for _ in (0..len) {
Nov 29 02:57:04.568 INFO [stderr]     |                          ^^^^^^^^ help: remove these parentheses
Nov 29 02:57:04.568 INFO [stderr] 
Nov 29 02:57:04.796 INFO [stderr] warning: unused import: `RawDecoder`
Nov 29 02:57:04.796 INFO [stderr]  --> src/parser.rs:3:36
Nov 29 02:57:04.796 INFO [stderr]   |
Nov 29 02:57:04.796 INFO [stderr] 3 | use encoding::types::{EncodingRef, RawDecoder};
Nov 29 02:57:04.796 INFO [stderr]   |                                    ^^^^^^^^^^
Nov 29 02:57:04.796 INFO [stderr]   |
Nov 29 02:57:04.796 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 29 02:57:04.796 INFO [stderr] 
Nov 29 02:57:04.928 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Nov 29 02:57:04.928 INFO [stderr]   --> src/lib.rs:61:26
Nov 29 02:57:04.928 INFO [stderr]    |
Nov 29 02:57:04.928 INFO [stderr] 61 |                 for _ in (0..len) {
Nov 29 02:57:04.928 INFO [stderr]    |                          ^^^^^^^^ help: remove these parentheses
Nov 29 02:57:04.928 INFO [stderr]    |
Nov 29 02:57:04.928 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 29 02:57:04.928 INFO [stderr] 
Nov 29 02:57:04.928 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Nov 29 02:57:04.928 INFO [stderr]    --> src/lib.rs:109:26
Nov 29 02:57:04.928 INFO [stderr]     |
Nov 29 02:57:04.928 INFO [stderr] 109 |                 for _ in (0..len) {
Nov 29 02:57:04.928 INFO [stderr]     |                          ^^^^^^^^ help: remove these parentheses
Nov 29 02:57:04.928 INFO [stderr] 
Nov 29 02:57:04.940 INFO [stderr] warning: method is never used: `reset`
Nov 29 02:57:04.940 INFO [stderr]   --> src/buffer.rs:29:5
Nov 29 02:57:04.940 INFO [stderr]    |
Nov 29 02:57:04.940 INFO [stderr] 29 |     pub fn reset(&mut self) {
Nov 29 02:57:04.940 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 02:57:04.940 INFO [stderr]    |
Nov 29 02:57:04.940 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 29 02:57:04.940 INFO [stderr] 
Nov 29 02:57:04.940 INFO [stderr] warning: method is never used: `pop`
Nov 29 02:57:04.940 INFO [stderr]   --> src/history.rs:67:5
Nov 29 02:57:04.940 INFO [stderr]    |
Nov 29 02:57:04.940 INFO [stderr] 67 |     pub fn pop(&mut self) -> Option<String> {
Nov 29 02:57:04.940 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 02:57:04.940 INFO [stderr] 
Nov 29 02:57:05.212 INFO [stderr] warning: unused import: `RawDecoder`
Nov 29 02:57:05.212 INFO [stderr]  --> src/parser.rs:3:36
Nov 29 02:57:05.212 INFO [stderr]   |
Nov 29 02:57:05.212 INFO [stderr] 3 | use encoding::types::{EncodingRef, RawDecoder};
Nov 29 02:57:05.212 INFO [stderr]   |                                    ^^^^^^^^^^
Nov 29 02:57:05.212 INFO [stderr]   |
Nov 29 02:57:05.212 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 29 02:57:05.212 INFO [stderr] 
Nov 29 02:57:05.292 INFO [stderr] warning: method is never used: `reset`
Nov 29 02:57:05.292 INFO [stderr]   --> src/buffer.rs:29:5
Nov 29 02:57:05.292 INFO [stderr]    |
Nov 29 02:57:05.292 INFO [stderr] 29 |     pub fn reset(&mut self) {
Nov 29 02:57:05.292 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 02:57:05.292 INFO [stderr]    |
Nov 29 02:57:05.292 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 29 02:57:05.292 INFO [stderr] 
Nov 29 02:57:05.292 INFO [stderr] warning: method is never used: `pop`
Nov 29 02:57:05.292 INFO [stderr]   --> src/history.rs:67:5
Nov 29 02:57:05.292 INFO [stderr]    |
Nov 29 02:57:05.292 INFO [stderr] 67 |     pub fn pop(&mut self) -> Option<String> {
Nov 29 02:57:05.292 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 02:57:05.292 INFO [stderr] 
Nov 29 02:57:06.748 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.74s
Nov 29 02:57:06.748 INFO [stderr] su: No module specific data is present
Nov 29 02:57:07.232 INFO running `"docker" "inspect" "65f31c15d5ccc5e71d55273a68ba8fde58d266e1ac2a30143f70c4e6b86d40b0"`
Nov 29 02:57:07.530 INFO running `"docker" "rm" "-f" "65f31c15d5ccc5e71d55273a68ba8fde58d266e1ac2a30143f70c4e6b86d40b0"`
Nov 29 02:57:07.812 INFO [stdout] 65f31c15d5ccc5e71d55273a68ba8fde58d266e1ac2a30143f70c4e6b86d40b0