Nov 30 05:09:02.570 INFO checking codec-abc/synacor-challenge-rust against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 05:09:02.570 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-5/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 30 05:09:02.960 INFO [stdout] f2a1c59eef7e0e3434e1e81b5f2ead91703ac96a639460715d7319327914a9ce
Nov 30 05:09:02.964 INFO running `"docker" "start" "-a" "f2a1c59eef7e0e3434e1e81b5f2ead91703ac96a639460715d7319327914a9ce"`
Nov 30 05:09:04.668 INFO [stderr] usermod: no changes
Nov 30 05:09:04.754 INFO [stderr]     Checking synacor_challenge v0.1.0 (/source)
Nov 30 05:09:05.612 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 30 05:09:05.612 INFO [stderr]    --> src/opcode.rs:231:51
Nov 30 05:09:05.612 INFO [stderr]     |
Nov 30 05:09:05.612 INFO [stderr] 231 |     let register_result = read_mem_as_u16_le(mem, (offset + 1));
Nov 30 05:09:05.612 INFO [stderr]     |                                                   ^^^^^^^^^^^^ help: remove these parentheses
Nov 30 05:09:05.612 INFO [stderr]     |
Nov 30 05:09:05.612 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Nov 30 05:09:05.613 INFO [stderr] 
Nov 30 05:09:05.613 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 30 05:09:05.613 INFO [stderr]    --> src/opcode.rs:232:48
Nov 30 05:09:05.613 INFO [stderr]     |
Nov 30 05:09:05.613 INFO [stderr] 232 |     let value_result = read_mem_as_u16_le(mem, (offset + 2));
Nov 30 05:09:05.613 INFO [stderr]     |                                                ^^^^^^^^^^^^ help: remove these parentheses
Nov 30 05:09:05.613 INFO [stderr] 
Nov 30 05:09:05.613 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 30 05:09:05.613 INFO [stderr]    --> src/opcode.rs:256:48
Nov 30 05:09:05.613 INFO [stderr]     |
Nov 30 05:09:05.613 INFO [stderr] 256 |     let value_result = read_mem_as_u16_le(mem, (offset + 1));
Nov 30 05:09:05.613 INFO [stderr]     |                                                ^^^^^^^^^^^^ help: remove these parentheses
Nov 30 05:09:05.613 INFO [stderr] 
Nov 30 05:09:05.613 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 30 05:09:05.613 INFO [stderr]    --> src/opcode.rs:275:48
Nov 30 05:09:05.613 INFO [stderr]     |
Nov 30 05:09:05.613 INFO [stderr] 275 |     let value_result = read_mem_as_u16_le(mem, (offset + 1));
Nov 30 05:09:05.613 INFO [stderr]     |                                                ^^^^^^^^^^^^ help: remove these parentheses
Nov 30 05:09:05.613 INFO [stderr] 
Nov 30 05:09:05.613 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 30 05:09:05.613 INFO [stderr]    --> src/opcode.rs:294:47
Nov 30 05:09:05.613 INFO [stderr]     |
Nov 30 05:09:05.613 INFO [stderr] 294 |     let cell_result = read_mem_as_u16_le(mem, (offset + 1));
Nov 30 05:09:05.613 INFO [stderr]     |                                               ^^^^^^^^^^^^ help: remove these parentheses
Nov 30 05:09:05.613 INFO [stderr] 
Nov 30 05:09:05.613 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 30 05:09:05.613 INFO [stderr]    --> src/opcode.rs:295:56
Nov 30 05:09:05.613 INFO [stderr]     |
Nov 30 05:09:05.613 INFO [stderr] 295 |     let first_operand_result = read_mem_as_u16_le(mem, (offset + 2));
Nov 30 05:09:05.613 INFO [stderr]     |                                                        ^^^^^^^^^^^^ help: remove these parentheses
Nov 30 05:09:05.613 INFO [stderr] 
Nov 30 05:09:05.613 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 30 05:09:05.613 INFO [stderr]    --> src/opcode.rs:296:57
Nov 30 05:09:05.613 INFO [stderr]     |
Nov 30 05:09:05.613 INFO [stderr] 296 |     let second_operand_result = read_mem_as_u16_le(mem, (offset + 3));
Nov 30 05:09:05.613 INFO [stderr]     |                                                         ^^^^^^^^^^^^ help: remove these parentheses
Nov 30 05:09:05.613 INFO [stderr] 
Nov 30 05:09:05.713 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 30 05:09:05.713 INFO [stderr]    --> src/opcode.rs:231:51
Nov 30 05:09:05.713 INFO [stderr]     |
Nov 30 05:09:05.713 INFO [stderr] 231 |     let register_result = read_mem_as_u16_le(mem, (offset + 1));
Nov 30 05:09:05.713 INFO [stderr]     |                                                   ^^^^^^^^^^^^ help: remove these parentheses
Nov 30 05:09:05.713 INFO [stderr]     |
Nov 30 05:09:05.713 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Nov 30 05:09:05.713 INFO [stderr] 
Nov 30 05:09:05.714 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 30 05:09:05.714 INFO [stderr]    --> src/opcode.rs:232:48
Nov 30 05:09:05.714 INFO [stderr]     |
Nov 30 05:09:05.714 INFO [stderr] 232 |     let value_result = read_mem_as_u16_le(mem, (offset + 2));
Nov 30 05:09:05.714 INFO [stderr]     |                                                ^^^^^^^^^^^^ help: remove these parentheses
Nov 30 05:09:05.714 INFO [stderr] 
Nov 30 05:09:05.715 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 30 05:09:05.715 INFO [stderr]    --> src/opcode.rs:256:48
Nov 30 05:09:05.715 INFO [stderr]     |
Nov 30 05:09:05.715 INFO [stderr] 256 |     let value_result = read_mem_as_u16_le(mem, (offset + 1));
Nov 30 05:09:05.715 INFO [stderr]     |                                                ^^^^^^^^^^^^ help: remove these parentheses
Nov 30 05:09:05.715 INFO [stderr] 
Nov 30 05:09:05.715 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 30 05:09:05.715 INFO [stderr]    --> src/opcode.rs:275:48
Nov 30 05:09:05.715 INFO [stderr]     |
Nov 30 05:09:05.715 INFO [stderr] 275 |     let value_result = read_mem_as_u16_le(mem, (offset + 1));
Nov 30 05:09:05.715 INFO [stderr]     |                                                ^^^^^^^^^^^^ help: remove these parentheses
Nov 30 05:09:05.715 INFO [stderr] 
Nov 30 05:09:05.716 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 30 05:09:05.716 INFO [stderr]    --> src/opcode.rs:294:47
Nov 30 05:09:05.716 INFO [stderr]     |
Nov 30 05:09:05.716 INFO [stderr] 294 |     let cell_result = read_mem_as_u16_le(mem, (offset + 1));
Nov 30 05:09:05.716 INFO [stderr]     |                                               ^^^^^^^^^^^^ help: remove these parentheses
Nov 30 05:09:05.716 INFO [stderr] 
Nov 30 05:09:05.716 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 30 05:09:05.716 INFO [stderr]    --> src/opcode.rs:295:56
Nov 30 05:09:05.716 INFO [stderr]     |
Nov 30 05:09:05.716 INFO [stderr] 295 |     let first_operand_result = read_mem_as_u16_le(mem, (offset + 2));
Nov 30 05:09:05.716 INFO [stderr]     |                                                        ^^^^^^^^^^^^ help: remove these parentheses
Nov 30 05:09:05.716 INFO [stderr] 
Nov 30 05:09:05.716 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 30 05:09:05.716 INFO [stderr]    --> src/opcode.rs:296:57
Nov 30 05:09:05.716 INFO [stderr]     |
Nov 30 05:09:05.716 INFO [stderr] 296 |     let second_operand_result = read_mem_as_u16_le(mem, (offset + 3));
Nov 30 05:09:05.716 INFO [stderr]     |                                                         ^^^^^^^^^^^^ help: remove these parentheses
Nov 30 05:09:05.720 INFO [stderr] 
Nov 30 05:09:06.081 INFO [stderr] warning: method is never used: `is_invalid_number`
Nov 30 05:09:06.081 INFO [stderr]    --> src/opcode.rs:838:5
Nov 30 05:09:06.082 INFO [stderr]     |
Nov 30 05:09:06.082 INFO [stderr] 838 |     pub fn is_invalid_number(&self) -> bool
Nov 30 05:09:06.082 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:09:06.082 INFO [stderr]     |
Nov 30 05:09:06.082 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 30 05:09:06.082 INFO [stderr] 
Nov 30 05:09:06.156 INFO [stderr] warning: method is never used: `is_invalid_number`
Nov 30 05:09:06.156 INFO [stderr]    --> src/opcode.rs:838:5
Nov 30 05:09:06.156 INFO [stderr]     |
Nov 30 05:09:06.156 INFO [stderr] 838 |     pub fn is_invalid_number(&self) -> bool
Nov 30 05:09:06.156 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:09:06.156 INFO [stderr]     |
Nov 30 05:09:06.156 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 30 05:09:06.156 INFO [stderr] 
Nov 30 05:09:06.216 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
Nov 30 05:09:06.224 INFO [stderr] su: No module specific data is present
Nov 30 05:09:07.474 INFO running `"docker" "inspect" "f2a1c59eef7e0e3434e1e81b5f2ead91703ac96a639460715d7319327914a9ce"`
Nov 30 05:09:07.798 INFO running `"docker" "rm" "-f" "f2a1c59eef7e0e3434e1e81b5f2ead91703ac96a639460715d7319327914a9ce"`
Nov 30 05:09:08.040 INFO [stdout] f2a1c59eef7e0e3434e1e81b5f2ead91703ac96a639460715d7319327914a9ce