Dec 19 06:16:50.148 INFO checking vakabus/rumipsem against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 06:16:50.148 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/vakabus/rumipsem:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 06:16:50.703 INFO [stdout] 16d85ddbc80e50053a7fa4a68224d2b7ac7545c905c3f83120dced65cd6c6660
Dec 19 06:16:50.706 INFO running `"docker" "start" "-a" "16d85ddbc80e50053a7fa4a68224d2b7ac7545c905c3f83120dced65cd6c6660"`
Dec 19 06:16:51.897 INFO [stderr]     Checking scroll v0.7.0
Dec 19 06:16:51.897 INFO [stderr]     Checking plain v0.2.3
Dec 19 06:16:51.897 INFO [stderr]    Compiling miniz-sys v0.1.10
Dec 19 06:16:51.897 INFO [stderr]     Checking time v0.1.39
Dec 19 06:16:51.898 INFO [stderr]     Checking nix v0.11.0
Dec 19 06:16:51.908 INFO [stderr]     Checking num-integer v0.1.38
Dec 19 06:16:51.908 INFO [stderr]    Compiling scroll_derive v0.7.0
Dec 19 06:16:51.916 INFO [stderr]     Checking serde_json v1.0.19
Dec 19 06:16:54.357 INFO [stderr]     Checking chrono v0.4.3
Dec 19 06:16:55.444 INFO [stderr]     Checking goblin v0.0.11
Dec 19 06:16:55.648 INFO [stderr]     Checking flate2 v0.2.20
Dec 19 06:16:58.960 INFO [stderr]     Checking simplelog v0.5.2
Dec 19 06:17:03.484 INFO [stderr]     Checking rumipsem v0.1.0 (/opt/crater/workdir)
Dec 19 06:17:06.184 INFO [stderr] warning: variant is never constructed: `FlowChangeImmediate`
Dec 19 06:17:06.184 INFO [stderr]   --> src/cpu/event.rs:10:5
Dec 19 06:17:06.184 INFO [stderr]    |
Dec 19 06:17:06.184 INFO [stderr] 10 |     FlowChangeImmediate(u32), // this is here to support compact branch
Dec 19 06:17:06.184 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:17:06.184 INFO [stderr]    |
Dec 19 06:17:06.184 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 06:17:06.184 INFO [stderr] 
Dec 19 06:17:06.184 INFO [stderr] warning: constant item is never used: `RETURN_ADDRESS`
Dec 19 06:17:06.184 INFO [stderr]   --> src/cpu/registers.rs:10:1
Dec 19 06:17:06.184 INFO [stderr]    |
Dec 19 06:17:06.184 INFO [stderr] 10 | pub const RETURN_ADDRESS: u32 = 31;
Dec 19 06:17:06.184 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:17:06.184 INFO [stderr] 
Dec 19 06:17:06.185 INFO [stderr] warning: method is never used: `get_instruction_number`
Dec 19 06:17:06.185 INFO [stderr]   --> src/cpu/watchdog.rs:43:5
Dec 19 06:17:06.185 INFO [stderr]    |
Dec 19 06:17:06.185 INFO [stderr] 43 |     pub fn get_instruction_number(&self) -> usize {
Dec 19 06:17:06.185 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:17:06.185 INFO [stderr] 
Dec 19 06:17:06.185 INFO [stderr] warning: method is never used: `disable_trace_checking`
Dec 19 06:17:06.185 INFO [stderr]    --> src/cpu/watchdog.rs:102:5
Dec 19 06:17:06.185 INFO [stderr]     |
Dec 19 06:17:06.185 INFO [stderr] 102 |     pub fn disable_trace_checking(&mut self) {
Dec 19 06:17:06.185 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:17:06.185 INFO [stderr] 
Dec 19 06:17:06.363 INFO [stderr] warning: variant is never constructed: `FlowChangeImmediate`
Dec 19 06:17:06.363 INFO [stderr]   --> src/cpu/event.rs:10:5
Dec 19 06:17:06.363 INFO [stderr]    |
Dec 19 06:17:06.363 INFO [stderr] 10 |     FlowChangeImmediate(u32), // this is here to support compact branch
Dec 19 06:17:06.363 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:17:06.363 INFO [stderr]    |
Dec 19 06:17:06.363 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 06:17:06.363 INFO [stderr] 
Dec 19 06:17:06.363 INFO [stderr] warning: constant item is never used: `RETURN_ADDRESS`
Dec 19 06:17:06.363 INFO [stderr]   --> src/cpu/registers.rs:10:1
Dec 19 06:17:06.363 INFO [stderr]    |
Dec 19 06:17:06.363 INFO [stderr] 10 | pub const RETURN_ADDRESS: u32 = 31;
Dec 19 06:17:06.363 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:17:06.363 INFO [stderr] 
Dec 19 06:17:06.363 INFO [stderr] warning: method is never used: `get_instruction_number`
Dec 19 06:17:06.363 INFO [stderr]   --> src/cpu/watchdog.rs:43:5
Dec 19 06:17:06.363 INFO [stderr]    |
Dec 19 06:17:06.363 INFO [stderr] 43 |     pub fn get_instruction_number(&self) -> usize {
Dec 19 06:17:06.363 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:17:06.364 INFO [stderr] 
Dec 19 06:17:06.364 INFO [stderr] warning: method is never used: `disable_trace_checking`
Dec 19 06:17:06.364 INFO [stderr]    --> src/cpu/watchdog.rs:102:5
Dec 19 06:17:06.364 INFO [stderr]     |
Dec 19 06:17:06.364 INFO [stderr] 102 |     pub fn disable_trace_checking(&mut self) {
Dec 19 06:17:06.364 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:17:06.364 INFO [stderr] 
Dec 19 06:17:06.415 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.61s
Dec 19 06:17:06.758 INFO running `"docker" "inspect" "16d85ddbc80e50053a7fa4a68224d2b7ac7545c905c3f83120dced65cd6c6660"`
Dec 19 06:17:06.902 INFO running `"docker" "rm" "-f" "16d85ddbc80e50053a7fa4a68224d2b7ac7545c905c3f83120dced65cd6c6660"`
Dec 19 06:17:06.999 INFO [stdout] 16d85ddbc80e50053a7fa4a68224d2b7ac7545c905c3f83120dced65cd6c6660