Dec 19 18:53:06.330 INFO checking codec-abc/synacor-challenge-rust against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 18:53:06.330 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/codec-abc/synacor-challenge-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 18:53:06.581 INFO [stdout] df09045db5ace6fd661e42dab7cf6431ccc66a6f95415333a0f19ff22aedf7d4
Dec 19 18:53:06.584 INFO running `"docker" "start" "-a" "df09045db5ace6fd661e42dab7cf6431ccc66a6f95415333a0f19ff22aedf7d4"`
Dec 19 18:53:07.706 INFO [stderr]     Checking synacor_challenge v0.1.0 (/opt/crater/workdir)
Dec 19 18:53:08.136 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 18:53:08.136 INFO [stderr]    --> src/opcode.rs:231:51
Dec 19 18:53:08.136 INFO [stderr]     |
Dec 19 18:53:08.136 INFO [stderr] 231 |     let register_result = read_mem_as_u16_le(mem, (offset + 1));
Dec 19 18:53:08.136 INFO [stderr]     |                                                   ^^^^^^^^^^^^ help: remove these parentheses
Dec 19 18:53:08.136 INFO [stderr]     |
Dec 19 18:53:08.136 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 19 18:53:08.136 INFO [stderr] 
Dec 19 18:53:08.136 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 18:53:08.136 INFO [stderr]    --> src/opcode.rs:232:48
Dec 19 18:53:08.136 INFO [stderr]     |
Dec 19 18:53:08.136 INFO [stderr] 232 |     let value_result = read_mem_as_u16_le(mem, (offset + 2));
Dec 19 18:53:08.136 INFO [stderr]     |                                                ^^^^^^^^^^^^ help: remove these parentheses
Dec 19 18:53:08.136 INFO [stderr] 
Dec 19 18:53:08.136 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 18:53:08.136 INFO [stderr]    --> src/opcode.rs:256:48
Dec 19 18:53:08.136 INFO [stderr]     |
Dec 19 18:53:08.136 INFO [stderr] 256 |     let value_result = read_mem_as_u16_le(mem, (offset + 1));
Dec 19 18:53:08.137 INFO [stderr]     |                                                ^^^^^^^^^^^^ help: remove these parentheses
Dec 19 18:53:08.137 INFO [stderr] 
Dec 19 18:53:08.137 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 18:53:08.137 INFO [stderr]    --> src/opcode.rs:275:48
Dec 19 18:53:08.137 INFO [stderr]     |
Dec 19 18:53:08.137 INFO [stderr] 275 |     let value_result = read_mem_as_u16_le(mem, (offset + 1));
Dec 19 18:53:08.137 INFO [stderr]     |                                                ^^^^^^^^^^^^ help: remove these parentheses
Dec 19 18:53:08.137 INFO [stderr] 
Dec 19 18:53:08.137 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 18:53:08.137 INFO [stderr]    --> src/opcode.rs:294:47
Dec 19 18:53:08.137 INFO [stderr]     |
Dec 19 18:53:08.137 INFO [stderr] 294 |     let cell_result = read_mem_as_u16_le(mem, (offset + 1));
Dec 19 18:53:08.137 INFO [stderr]     |                                               ^^^^^^^^^^^^ help: remove these parentheses
Dec 19 18:53:08.137 INFO [stderr] 
Dec 19 18:53:08.137 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 18:53:08.137 INFO [stderr]    --> src/opcode.rs:295:56
Dec 19 18:53:08.137 INFO [stderr]     |
Dec 19 18:53:08.137 INFO [stderr] 295 |     let first_operand_result = read_mem_as_u16_le(mem, (offset + 2));
Dec 19 18:53:08.137 INFO [stderr]     |                                                        ^^^^^^^^^^^^ help: remove these parentheses
Dec 19 18:53:08.137 INFO [stderr] 
Dec 19 18:53:08.137 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 18:53:08.137 INFO [stderr]    --> src/opcode.rs:296:57
Dec 19 18:53:08.137 INFO [stderr]     |
Dec 19 18:53:08.137 INFO [stderr] 296 |     let second_operand_result = read_mem_as_u16_le(mem, (offset + 3));
Dec 19 18:53:08.137 INFO [stderr]     |                                                         ^^^^^^^^^^^^ help: remove these parentheses
Dec 19 18:53:08.137 INFO [stderr] 
Dec 19 18:53:08.184 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 18:53:08.184 INFO [stderr]    --> src/opcode.rs:231:51
Dec 19 18:53:08.184 INFO [stderr]     |
Dec 19 18:53:08.184 INFO [stderr] 231 |     let register_result = read_mem_as_u16_le(mem, (offset + 1));
Dec 19 18:53:08.184 INFO [stderr]     |                                                   ^^^^^^^^^^^^ help: remove these parentheses
Dec 19 18:53:08.184 INFO [stderr]     |
Dec 19 18:53:08.184 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 19 18:53:08.184 INFO [stderr] 
Dec 19 18:53:08.184 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 18:53:08.184 INFO [stderr]    --> src/opcode.rs:232:48
Dec 19 18:53:08.184 INFO [stderr]     |
Dec 19 18:53:08.184 INFO [stderr] 232 |     let value_result = read_mem_as_u16_le(mem, (offset + 2));
Dec 19 18:53:08.184 INFO [stderr]     |                                                ^^^^^^^^^^^^ help: remove these parentheses
Dec 19 18:53:08.184 INFO [stderr] 
Dec 19 18:53:08.184 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 18:53:08.184 INFO [stderr]    --> src/opcode.rs:256:48
Dec 19 18:53:08.184 INFO [stderr]     |
Dec 19 18:53:08.184 INFO [stderr] 256 |     let value_result = read_mem_as_u16_le(mem, (offset + 1));
Dec 19 18:53:08.185 INFO [stderr]     |                                                ^^^^^^^^^^^^ help: remove these parentheses
Dec 19 18:53:08.185 INFO [stderr] 
Dec 19 18:53:08.185 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 18:53:08.185 INFO [stderr]    --> src/opcode.rs:275:48
Dec 19 18:53:08.185 INFO [stderr]     |
Dec 19 18:53:08.185 INFO [stderr] 275 |     let value_result = read_mem_as_u16_le(mem, (offset + 1));
Dec 19 18:53:08.185 INFO [stderr]     |                                                ^^^^^^^^^^^^ help: remove these parentheses
Dec 19 18:53:08.185 INFO [stderr] 
Dec 19 18:53:08.185 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 18:53:08.185 INFO [stderr]    --> src/opcode.rs:294:47
Dec 19 18:53:08.185 INFO [stderr]     |
Dec 19 18:53:08.185 INFO [stderr] 294 |     let cell_result = read_mem_as_u16_le(mem, (offset + 1));
Dec 19 18:53:08.185 INFO [stderr]     |                                               ^^^^^^^^^^^^ help: remove these parentheses
Dec 19 18:53:08.185 INFO [stderr] 
Dec 19 18:53:08.185 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 18:53:08.185 INFO [stderr]    --> src/opcode.rs:295:56
Dec 19 18:53:08.185 INFO [stderr]     |
Dec 19 18:53:08.185 INFO [stderr] 295 |     let first_operand_result = read_mem_as_u16_le(mem, (offset + 2));
Dec 19 18:53:08.185 INFO [stderr]     |                                                        ^^^^^^^^^^^^ help: remove these parentheses
Dec 19 18:53:08.185 INFO [stderr] 
Dec 19 18:53:08.185 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 18:53:08.185 INFO [stderr]    --> src/opcode.rs:296:57
Dec 19 18:53:08.185 INFO [stderr]     |
Dec 19 18:53:08.185 INFO [stderr] 296 |     let second_operand_result = read_mem_as_u16_le(mem, (offset + 3));
Dec 19 18:53:08.185 INFO [stderr]     |                                                         ^^^^^^^^^^^^ help: remove these parentheses
Dec 19 18:53:08.185 INFO [stderr] 
Dec 19 18:53:08.920 INFO [stderr] warning: method is never used: `is_invalid_number`
Dec 19 18:53:08.920 INFO [stderr]    --> src/opcode.rs:838:5
Dec 19 18:53:08.920 INFO [stderr]     |
Dec 19 18:53:08.920 INFO [stderr] 838 |     pub fn is_invalid_number(&self) -> bool
Dec 19 18:53:08.920 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:53:08.920 INFO [stderr]     |
Dec 19 18:53:08.932 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 18:53:08.932 INFO [stderr] 
Dec 19 18:53:08.949 INFO [stderr] warning: method is never used: `is_invalid_number`
Dec 19 18:53:08.949 INFO [stderr]    --> src/opcode.rs:838:5
Dec 19 18:53:08.949 INFO [stderr]     |
Dec 19 18:53:08.949 INFO [stderr] 838 |     pub fn is_invalid_number(&self) -> bool
Dec 19 18:53:08.949 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:53:08.949 INFO [stderr]     |
Dec 19 18:53:08.949 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 18:53:08.949 INFO [stderr] 
Dec 19 18:53:09.094 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.45s
Dec 19 18:53:09.752 INFO running `"docker" "inspect" "df09045db5ace6fd661e42dab7cf6431ccc66a6f95415333a0f19ff22aedf7d4"`
Dec 19 18:53:10.104 INFO running `"docker" "rm" "-f" "df09045db5ace6fd661e42dab7cf6431ccc66a6f95415333a0f19ff22aedf7d4"`
Dec 19 18:53:10.416 INFO [stdout] df09045db5ace6fd661e42dab7cf6431ccc66a6f95415333a0f19ff22aedf7d4