Nov 17 06:19:20.864 INFO testing codec-abc/synacor-challenge-rust against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 17 06:19:20.864 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt build --frozen" "-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 17 06:19:21.407 INFO [stdout] b9deac3eaba781e22092e90c04c43b3489dc57799ef5c5b78af1808bb0d93cc5
Nov 17 06:19:21.419 INFO running `"docker" "start" "-a" "b9deac3eaba781e22092e90c04c43b3489dc57799ef5c5b78af1808bb0d93cc5"`
Nov 17 06:19:22.423 INFO [stderr] usermod: no changes
Nov 17 06:19:22.543 INFO [stderr]    Compiling synacor_challenge v0.1.0 (/source)
Nov 17 06:19:23.203 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 17 06:19:23.203 INFO [stderr]    --> src/opcode.rs:231:51
Nov 17 06:19:23.203 INFO [stderr]     |
Nov 17 06:19:23.203 INFO [stderr] 231 |     let register_result = read_mem_as_u16_le(mem, (offset + 1));
Nov 17 06:19:23.203 INFO [stderr]     |                                                   ^^^^^^^^^^^^ help: remove these parentheses
Nov 17 06:19:23.203 INFO [stderr]     |
Nov 17 06:19:23.203 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Nov 17 06:19:23.203 INFO [stderr] 
Nov 17 06:19:23.203 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 17 06:19:23.203 INFO [stderr]    --> src/opcode.rs:232:48
Nov 17 06:19:23.203 INFO [stderr]     |
Nov 17 06:19:23.203 INFO [stderr] 232 |     let value_result = read_mem_as_u16_le(mem, (offset + 2));
Nov 17 06:19:23.203 INFO [stderr]     |                                                ^^^^^^^^^^^^ help: remove these parentheses
Nov 17 06:19:23.203 INFO [stderr] 
Nov 17 06:19:23.203 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 17 06:19:23.203 INFO [stderr]    --> src/opcode.rs:256:48
Nov 17 06:19:23.203 INFO [stderr]     |
Nov 17 06:19:23.203 INFO [stderr] 256 |     let value_result = read_mem_as_u16_le(mem, (offset + 1));
Nov 17 06:19:23.203 INFO [stderr]     |                                                ^^^^^^^^^^^^ help: remove these parentheses
Nov 17 06:19:23.203 INFO [stderr] 
Nov 17 06:19:23.203 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 17 06:19:23.203 INFO [stderr]    --> src/opcode.rs:275:48
Nov 17 06:19:23.203 INFO [stderr]     |
Nov 17 06:19:23.203 INFO [stderr] 275 |     let value_result = read_mem_as_u16_le(mem, (offset + 1));
Nov 17 06:19:23.203 INFO [stderr]     |                                                ^^^^^^^^^^^^ help: remove these parentheses
Nov 17 06:19:23.203 INFO [stderr] 
Nov 17 06:19:23.203 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 17 06:19:23.203 INFO [stderr]    --> src/opcode.rs:294:47
Nov 17 06:19:23.203 INFO [stderr]     |
Nov 17 06:19:23.203 INFO [stderr] 294 |     let cell_result = read_mem_as_u16_le(mem, (offset + 1));
Nov 17 06:19:23.203 INFO [stderr]     |                                               ^^^^^^^^^^^^ help: remove these parentheses
Nov 17 06:19:23.203 INFO [stderr] 
Nov 17 06:19:23.203 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 17 06:19:23.203 INFO [stderr]    --> src/opcode.rs:295:56
Nov 17 06:19:23.203 INFO [stderr]     |
Nov 17 06:19:23.203 INFO [stderr] 295 |     let first_operand_result = read_mem_as_u16_le(mem, (offset + 2));
Nov 17 06:19:23.203 INFO [stderr]     |                                                        ^^^^^^^^^^^^ help: remove these parentheses
Nov 17 06:19:23.203 INFO [stderr] 
Nov 17 06:19:23.203 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 17 06:19:23.203 INFO [stderr]    --> src/opcode.rs:296:57
Nov 17 06:19:23.203 INFO [stderr]     |
Nov 17 06:19:23.204 INFO [stderr] 296 |     let second_operand_result = read_mem_as_u16_le(mem, (offset + 3));
Nov 17 06:19:23.204 INFO [stderr]     |                                                         ^^^^^^^^^^^^ help: remove these parentheses
Nov 17 06:19:23.204 INFO [stderr] 
Nov 17 06:19:23.615 INFO [stderr] warning: method is never used: `is_invalid_number`
Nov 17 06:19:23.615 INFO [stderr]    --> src/opcode.rs:838:5
Nov 17 06:19:23.615 INFO [stderr]     |
Nov 17 06:19:23.615 INFO [stderr] 838 |     pub fn is_invalid_number(&self) -> bool
Nov 17 06:19:23.615 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:19:23.615 INFO [stderr]     |
Nov 17 06:19:23.615 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 17 06:19:23.615 INFO [stderr] 
Nov 17 06:19:24.748 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.28s
Nov 17 06:19:24.755 INFO [stderr] su: No module specific data is present
Nov 17 06:19:25.592 INFO running `"docker" "inspect" "b9deac3eaba781e22092e90c04c43b3489dc57799ef5c5b78af1808bb0d93cc5"`
Nov 17 06:19:25.923 INFO running `"docker" "rm" "-f" "b9deac3eaba781e22092e90c04c43b3489dc57799ef5c5b78af1808bb0d93cc5"`
Nov 17 06:19:26.249 INFO [stdout] b9deac3eaba781e22092e90c04c43b3489dc57799ef5c5b78af1808bb0d93cc5
Nov 17 06:19:26.258 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen --no-run" "-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 17 06:19:26.653 INFO [stdout] f7bb3cea25350d83c8a45a0ed09421333a8805a1fdac9656673dcb12fc5e19e5
Nov 17 06:19:26.657 INFO running `"docker" "start" "-a" "f7bb3cea25350d83c8a45a0ed09421333a8805a1fdac9656673dcb12fc5e19e5"`
Nov 17 06:19:28.133 INFO [stderr] usermod: no changes
Nov 17 06:19:28.231 INFO [stderr]    Compiling synacor_challenge v0.1.0 (/source)
Nov 17 06:19:28.844 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 17 06:19:28.844 INFO [stderr]    --> src/opcode.rs:231:51
Nov 17 06:19:28.844 INFO [stderr]     |
Nov 17 06:19:28.844 INFO [stderr] 231 |     let register_result = read_mem_as_u16_le(mem, (offset + 1));
Nov 17 06:19:28.844 INFO [stderr]     |                                                   ^^^^^^^^^^^^ help: remove these parentheses
Nov 17 06:19:28.844 INFO [stderr]     |
Nov 17 06:19:28.844 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Nov 17 06:19:28.844 INFO [stderr] 
Nov 17 06:19:28.844 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 17 06:19:28.844 INFO [stderr]    --> src/opcode.rs:232:48
Nov 17 06:19:28.844 INFO [stderr]     |
Nov 17 06:19:28.844 INFO [stderr] 232 |     let value_result = read_mem_as_u16_le(mem, (offset + 2));
Nov 17 06:19:28.844 INFO [stderr]     |                                                ^^^^^^^^^^^^ help: remove these parentheses
Nov 17 06:19:28.844 INFO [stderr] 
Nov 17 06:19:28.844 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 17 06:19:28.844 INFO [stderr]    --> src/opcode.rs:256:48
Nov 17 06:19:28.844 INFO [stderr]     |
Nov 17 06:19:28.845 INFO [stderr] 256 |     let value_result = read_mem_as_u16_le(mem, (offset + 1));
Nov 17 06:19:28.845 INFO [stderr]     |                                                ^^^^^^^^^^^^ help: remove these parentheses
Nov 17 06:19:28.845 INFO [stderr] 
Nov 17 06:19:28.845 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 17 06:19:28.845 INFO [stderr]    --> src/opcode.rs:275:48
Nov 17 06:19:28.845 INFO [stderr]     |
Nov 17 06:19:28.845 INFO [stderr] 275 |     let value_result = read_mem_as_u16_le(mem, (offset + 1));
Nov 17 06:19:28.846 INFO [stderr]     |                                                ^^^^^^^^^^^^ help: remove these parentheses
Nov 17 06:19:28.846 INFO [stderr] 
Nov 17 06:19:28.846 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 17 06:19:28.846 INFO [stderr]    --> src/opcode.rs:294:47
Nov 17 06:19:28.846 INFO [stderr]     |
Nov 17 06:19:28.846 INFO [stderr] 294 |     let cell_result = read_mem_as_u16_le(mem, (offset + 1));
Nov 17 06:19:28.846 INFO [stderr]     |                                               ^^^^^^^^^^^^ help: remove these parentheses
Nov 17 06:19:28.847 INFO [stderr] 
Nov 17 06:19:28.847 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 17 06:19:28.847 INFO [stderr]    --> src/opcode.rs:295:56
Nov 17 06:19:28.847 INFO [stderr]     |
Nov 17 06:19:28.847 INFO [stderr] 295 |     let first_operand_result = read_mem_as_u16_le(mem, (offset + 2));
Nov 17 06:19:28.847 INFO [stderr]     |                                                        ^^^^^^^^^^^^ help: remove these parentheses
Nov 17 06:19:28.847 INFO [stderr] 
Nov 17 06:19:28.847 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 17 06:19:28.847 INFO [stderr]    --> src/opcode.rs:296:57
Nov 17 06:19:28.847 INFO [stderr]     |
Nov 17 06:19:28.847 INFO [stderr] 296 |     let second_operand_result = read_mem_as_u16_le(mem, (offset + 3));
Nov 17 06:19:28.847 INFO [stderr]     |                                                         ^^^^^^^^^^^^ help: remove these parentheses
Nov 17 06:19:28.847 INFO [stderr] 
Nov 17 06:19:29.259 INFO [stderr] warning: method is never used: `is_invalid_number`
Nov 17 06:19:29.259 INFO [stderr]    --> src/opcode.rs:838:5
Nov 17 06:19:29.259 INFO [stderr]     |
Nov 17 06:19:29.259 INFO [stderr] 838 |     pub fn is_invalid_number(&self) -> bool
Nov 17 06:19:29.259 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:19:29.259 INFO [stderr]     |
Nov 17 06:19:29.259 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 17 06:19:29.259 INFO [stderr] 
Nov 17 06:19:29.649 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.49s
Nov 17 06:19:29.653 INFO [stderr] su: No module specific data is present
Nov 17 06:19:30.695 INFO running `"docker" "inspect" "f7bb3cea25350d83c8a45a0ed09421333a8805a1fdac9656673dcb12fc5e19e5"`
Nov 17 06:19:31.049 INFO running `"docker" "rm" "-f" "f7bb3cea25350d83c8a45a0ed09421333a8805a1fdac9656673dcb12fc5e19e5"`
Nov 17 06:19:31.278 INFO [stdout] f7bb3cea25350d83c8a45a0ed09421333a8805a1fdac9656673dcb12fc5e19e5
Nov 17 06:19:31.282 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen" "-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 17 06:19:31.840 INFO [stdout] ce1321c652c2aeabe18f1473d2579926608a2e792252007390a1b1ba8df95d6c
Nov 17 06:19:31.843 INFO running `"docker" "start" "-a" "ce1321c652c2aeabe18f1473d2579926608a2e792252007390a1b1ba8df95d6c"`
Nov 17 06:19:33.358 INFO [stderr] usermod: no changes
Nov 17 06:19:33.416 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Nov 17 06:19:33.443 INFO [stderr]      Running /target/debug/deps/synacor_challenge-f0667993b09c754f
Nov 17 06:19:33.447 INFO [stdout] 
Nov 17 06:19:33.447 INFO [stdout] running 0 tests
Nov 17 06:19:33.447 INFO [stdout] 
Nov 17 06:19:33.448 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 06:19:33.448 INFO [stdout] 
Nov 17 06:19:33.448 INFO [stderr] su: No module specific data is present
Nov 17 06:19:34.225 INFO running `"docker" "inspect" "ce1321c652c2aeabe18f1473d2579926608a2e792252007390a1b1ba8df95d6c"`
Nov 17 06:19:34.532 INFO running `"docker" "rm" "-f" "ce1321c652c2aeabe18f1473d2579926608a2e792252007390a1b1ba8df95d6c"`
Nov 17 06:19:34.859 INFO [stdout] ce1321c652c2aeabe18f1473d2579926608a2e792252007390a1b1ba8df95d6c