Dec 17 18:15:35.314 INFO checking owensc84/synacor against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 18:15:35.314 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/owensc84/synacor:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 18:15:35.552 INFO [stdout] 4e22b3708de148e16a0986798e5d1381227c35651a74e4815efddd2f78b6f526
Dec 17 18:15:35.558 INFO running `"docker" "start" "-a" "4e22b3708de148e16a0986798e5d1381227c35651a74e4815efddd2f78b6f526"`
Dec 17 18:15:36.127 INFO [stderr]     Checking synacor v0.1.0 (/opt/crater/workdir)
Dec 17 18:15:36.247 INFO [stderr] warning: unnecessary parentheses around assigned value
Dec 17 18:15:36.247 INFO [stderr]    --> src/main.rs:168:16
Dec 17 18:15:36.247 INFO [stderr]     |
Dec 17 18:15:36.247 INFO [stderr] 168 |             traceptr &= (TRACE_SIZE-1);
Dec 17 18:15:36.247 INFO [stderr]     |                         ^^^^^^^^^^^^^^ help: remove these parentheses
Dec 17 18:15:36.247 INFO [stderr]     |
Dec 17 18:15:36.247 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 17 18:15:36.247 INFO [stderr] 
Dec 17 18:15:36.247 INFO [stderr] warning: unnecessary parentheses around assigned value
Dec 17 18:15:36.247 INFO [stderr]    --> src/main.rs:349:28
Dec 17 18:15:36.247 INFO [stderr]     |
Dec 17 18:15:36.247 INFO [stderr] 349 |                             register[reg_num] = (get_val(b, &register) & get_val(c, &register));
Dec 17 18:15:36.247 INFO [stderr]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 17 18:15:36.248 INFO [stderr] 
Dec 17 18:15:36.248 INFO [stderr] warning: unnecessary parentheses around assigned value
Dec 17 18:15:36.248 INFO [stderr]    --> src/main.rs:364:28
Dec 17 18:15:36.248 INFO [stderr]     |
Dec 17 18:15:36.248 INFO [stderr] 364 |                             register[reg_num] = (get_val(b, &register) | get_val(c, &register));
Dec 17 18:15:36.248 INFO [stderr]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 17 18:15:36.248 INFO [stderr] 
Dec 17 18:15:36.277 INFO [stderr] warning: unnecessary parentheses around assigned value
Dec 17 18:15:36.277 INFO [stderr]    --> src/main.rs:168:16
Dec 17 18:15:36.277 INFO [stderr]     |
Dec 17 18:15:36.277 INFO [stderr] 168 |             traceptr &= (TRACE_SIZE-1);
Dec 17 18:15:36.277 INFO [stderr]     |                         ^^^^^^^^^^^^^^ help: remove these parentheses
Dec 17 18:15:36.277 INFO [stderr]     |
Dec 17 18:15:36.277 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 17 18:15:36.277 INFO [stderr] 
Dec 17 18:15:36.277 INFO [stderr] warning: unnecessary parentheses around assigned value
Dec 17 18:15:36.277 INFO [stderr]    --> src/main.rs:349:28
Dec 17 18:15:36.277 INFO [stderr]     |
Dec 17 18:15:36.277 INFO [stderr] 349 |                             register[reg_num] = (get_val(b, &register) & get_val(c, &register));
Dec 17 18:15:36.277 INFO [stderr]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 17 18:15:36.277 INFO [stderr] 
Dec 17 18:15:36.277 INFO [stderr] warning: unnecessary parentheses around assigned value
Dec 17 18:15:36.277 INFO [stderr]    --> src/main.rs:364:28
Dec 17 18:15:36.277 INFO [stderr]     |
Dec 17 18:15:36.277 INFO [stderr] 364 |                             register[reg_num] = (get_val(b, &register) | get_val(c, &register));
Dec 17 18:15:36.277 INFO [stderr]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 17 18:15:36.277 INFO [stderr] 
Dec 17 18:15:36.385 INFO [stderr] warning: unused variable: `pc`
Dec 17 18:15:36.385 INFO [stderr]   --> src/main.rs:96:58
Dec 17 18:15:36.385 INFO [stderr]    |
Dec 17 18:15:36.385 INFO [stderr] 96 | fn call_trace(v: &[usize], ptr: usize, memory: Vec<u16>, pc: usize, register:&Vec<u16>) {
Dec 17 18:15:36.385 INFO [stderr]    |                                                          ^^ help: consider using `_pc` instead
Dec 17 18:15:36.385 INFO [stderr]    |
Dec 17 18:15:36.385 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 18:15:36.385 INFO [stderr] 
Dec 17 18:15:36.388 INFO [stderr] warning: value assigned to `exs` is never read
Dec 17 18:15:36.388 INFO [stderr]    --> src/main.rs:154:11
Dec 17 18:15:36.388 INFO [stderr]     |
Dec 17 18:15:36.388 INFO [stderr] 154 |         let mut exs: i32 = 0;
Dec 17 18:15:36.388 INFO [stderr]     |                 ^^^
Dec 17 18:15:36.388 INFO [stderr]     |
Dec 17 18:15:36.388 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 17 18:15:36.388 INFO [stderr] 
Dec 17 18:15:36.411 INFO [stderr] warning: unused variable: `pc`
Dec 17 18:15:36.411 INFO [stderr]   --> src/main.rs:96:58
Dec 17 18:15:36.411 INFO [stderr]    |
Dec 17 18:15:36.412 INFO [stderr] 96 | fn call_trace(v: &[usize], ptr: usize, memory: Vec<u16>, pc: usize, register:&Vec<u16>) {
Dec 17 18:15:36.412 INFO [stderr]    |                                                          ^^ help: consider using `_pc` instead
Dec 17 18:15:36.413 INFO [stderr]    |
Dec 17 18:15:36.413 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 18:15:36.413 INFO [stderr] 
Dec 17 18:15:36.413 INFO [stderr] warning: value assigned to `exs` is never read
Dec 17 18:15:36.413 INFO [stderr]    --> src/main.rs:154:11
Dec 17 18:15:36.413 INFO [stderr]     |
Dec 17 18:15:36.413 INFO [stderr] 154 |         let mut exs: i32 = 0;
Dec 17 18:15:36.413 INFO [stderr]     |                 ^^^
Dec 17 18:15:36.413 INFO [stderr]     |
Dec 17 18:15:36.420 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 17 18:15:36.420 INFO [stderr] 
Dec 17 18:15:36.423 INFO [stderr] warning: function is never used: `is_reg`
Dec 17 18:15:36.423 INFO [stderr]   --> src/main.rs:22:1
Dec 17 18:15:36.423 INFO [stderr]    |
Dec 17 18:15:36.423 INFO [stderr] 22 | fn is_reg(operand: u16) -> bool {
Dec 17 18:15:36.423 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:15:36.423 INFO [stderr]    |
Dec 17 18:15:36.423 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 18:15:36.423 INFO [stderr] 
Dec 17 18:15:36.423 INFO [stderr] warning: variable `totalExecutions` should have a snake case name such as `total_executions`
Dec 17 18:15:36.424 INFO [stderr]    --> src/main.rs:145:6
Dec 17 18:15:36.424 INFO [stderr]     |
Dec 17 18:15:36.424 INFO [stderr] 145 |     let mut totalExecutions = 0;
Dec 17 18:15:36.424 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^
Dec 17 18:15:36.424 INFO [stderr]     |
Dec 17 18:15:36.424 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Dec 17 18:15:36.424 INFO [stderr] 
Dec 17 18:15:36.452 INFO [stderr] warning: function is never used: `is_reg`
Dec 17 18:15:36.453 INFO [stderr]   --> src/main.rs:22:1
Dec 17 18:15:36.453 INFO [stderr]    |
Dec 17 18:15:36.453 INFO [stderr] 22 | fn is_reg(operand: u16) -> bool {
Dec 17 18:15:36.453 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:15:36.454 INFO [stderr]    |
Dec 17 18:15:36.454 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 18:15:36.454 INFO [stderr] 
Dec 17 18:15:36.455 INFO [stderr] warning: variable `totalExecutions` should have a snake case name such as `total_executions`
Dec 17 18:15:36.456 INFO [stderr]    --> src/main.rs:145:6
Dec 17 18:15:36.456 INFO [stderr]     |
Dec 17 18:15:36.456 INFO [stderr] 145 |     let mut totalExecutions = 0;
Dec 17 18:15:36.456 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^
Dec 17 18:15:36.456 INFO [stderr]     |
Dec 17 18:15:36.456 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Dec 17 18:15:36.456 INFO [stderr] 
Dec 17 18:15:36.474 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
Dec 17 18:15:36.759 INFO running `"docker" "inspect" "4e22b3708de148e16a0986798e5d1381227c35651a74e4815efddd2f78b6f526"`
Dec 17 18:15:36.848 INFO running `"docker" "rm" "-f" "4e22b3708de148e16a0986798e5d1381227c35651a74e4815efddd2f78b6f526"`
Dec 17 18:15:36.943 INFO [stdout] 4e22b3708de148e16a0986798e5d1381227c35651a74e4815efddd2f78b6f526