Dec 06 08:41:52.662 INFO testing Virepri/synacor_challenge against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 08:41:52.663 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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"`
Dec 06 08:41:53.120 INFO [stdout] 7f7aa8ae9481cfef7096347d247f808ba9f161710fe33b5d7fb9e75ac5480a3e
Dec 06 08:41:53.122 INFO running `"docker" "start" "-a" "7f7aa8ae9481cfef7096347d247f808ba9f161710fe33b5d7fb9e75ac5480a3e"`
Dec 06 08:41:53.908 INFO [stderr] usermod: no changes
Dec 06 08:41:53.952 INFO [stderr]    Compiling synacor_challenge v0.1.0 (/source)
Dec 06 08:41:54.400 INFO [stderr] warning: struct is never constructed: `CPU`
Dec 06 08:41:54.400 INFO [stderr]  --> src/cpu/mod.rs:6:1
Dec 06 08:41:54.400 INFO [stderr]   |
Dec 06 08:41:54.400 INFO [stderr] 6 | pub struct CPU {
Dec 06 08:41:54.400 INFO [stderr]   | ^^^^^^^^^^^^^^
Dec 06 08:41:54.400 INFO [stderr]   |
Dec 06 08:41:54.400 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 06 08:41:54.400 INFO [stderr] 
Dec 06 08:41:54.400 INFO [stderr] warning: method is never used: `load_program`
Dec 06 08:41:54.400 INFO [stderr]   --> src/cpu/mod.rs:14:5
Dec 06 08:41:54.400 INFO [stderr]    |
Dec 06 08:41:54.400 INFO [stderr] 14 |     pub fn load_program(&mut self, prog: &Vec<u8>) {
Dec 06 08:41:54.400 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 08:41:54.400 INFO [stderr] 
Dec 06 08:41:54.400 INFO [stderr] warning: method is never used: `start_emulation`
Dec 06 08:41:54.400 INFO [stderr]   --> src/cpu/mod.rs:20:5
Dec 06 08:41:54.400 INFO [stderr]    |
Dec 06 08:41:54.400 INFO [stderr] 20 |     pub fn start_emulation(&mut self) {
Dec 06 08:41:54.400 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 08:41:54.400 INFO [stderr] 
Dec 06 08:41:54.400 INFO [stderr] warning: method is never used: `get_from_mem`
Dec 06 08:41:54.400 INFO [stderr]   --> src/cpu/mod.rs:88:5
Dec 06 08:41:54.400 INFO [stderr]    |
Dec 06 08:41:54.400 INFO [stderr] 88 |     fn get_from_mem(&self, loc: usize, num: bool) -> u16 {
Dec 06 08:41:54.400 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 08:41:54.401 INFO [stderr] 
Dec 06 08:41:54.401 INFO [stderr] warning: method is never used: `set_location`
Dec 06 08:41:54.401 INFO [stderr]   --> src/cpu/mod.rs:98:5
Dec 06 08:41:54.401 INFO [stderr]    |
Dec 06 08:41:54.401 INFO [stderr] 98 |     fn set_location(&mut self, loc: usize, data: u16) {
Dec 06 08:41:54.401 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 08:41:54.401 INFO [stderr] 
Dec 06 08:41:54.401 INFO [stderr] warning: function is never used: `is_register`
Dec 06 08:41:54.401 INFO [stderr]    --> src/cpu/mod.rs:108:1
Dec 06 08:41:54.401 INFO [stderr]     |
Dec 06 08:41:54.401 INFO [stderr] 108 | fn is_register(loc: &usize) -> bool {
Dec 06 08:41:54.401 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 08:41:54.401 INFO [stderr] 
Dec 06 08:41:54.401 INFO [stderr] warning: function is never used: `make_cpu`
Dec 06 08:41:54.401 INFO [stderr]    --> src/cpu/mod.rs:112:1
Dec 06 08:41:54.401 INFO [stderr]     |
Dec 06 08:41:54.401 INFO [stderr] 112 | pub fn make_cpu() -> CPU {
Dec 06 08:41:54.401 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 08:41:54.401 INFO [stderr] 
Dec 06 08:41:54.401 INFO [stderr] warning: variable `Result` should have a snake case name such as `result`
Dec 06 08:41:54.401 INFO [stderr]   --> src/cpu/mod.rs:72:30
Dec 06 08:41:54.401 INFO [stderr]    |
Dec 06 08:41:54.401 INFO [stderr] 72 |                         Some(Result) => {self.memory_pointer = Result as usize}
Dec 06 08:41:54.401 INFO [stderr]    |                              ^^^^^^
Dec 06 08:41:54.401 INFO [stderr]    |
Dec 06 08:41:54.401 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 06 08:41:54.401 INFO [stderr] 
Dec 06 08:41:54.680 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
Dec 06 08:41:54.682 INFO [stderr] su: No module specific data is present
Dec 06 08:41:55.254 INFO running `"docker" "inspect" "7f7aa8ae9481cfef7096347d247f808ba9f161710fe33b5d7fb9e75ac5480a3e"`
Dec 06 08:41:55.400 INFO running `"docker" "rm" "-f" "7f7aa8ae9481cfef7096347d247f808ba9f161710fe33b5d7fb9e75ac5480a3e"`
Dec 06 08:41:55.487 INFO [stdout] 7f7aa8ae9481cfef7096347d247f808ba9f161710fe33b5d7fb9e75ac5480a3e
Dec 06 08:41:55.489 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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"`
Dec 06 08:41:55.688 INFO [stdout] 7e3319db9be2ae116a08e50c1b7629155681e5d36318768055e6bb5e996ed327
Dec 06 08:41:55.690 INFO running `"docker" "start" "-a" "7e3319db9be2ae116a08e50c1b7629155681e5d36318768055e6bb5e996ed327"`
Dec 06 08:41:56.316 INFO [stderr] usermod: no changes
Dec 06 08:41:56.375 INFO [stderr]    Compiling synacor_challenge v0.1.0 (/source)
Dec 06 08:41:56.900 INFO [stderr] warning: variable does not need to be mutable
Dec 06 08:41:56.901 INFO [stderr]   --> src/cpu/tests/mod.rs:47:13
Dec 06 08:41:56.901 INFO [stderr]    |
Dec 06 08:41:56.901 INFO [stderr] 47 |         let mut program = [17,5,2,15,0];
Dec 06 08:41:56.901 INFO [stderr]    |             ----^^^^^^^
Dec 06 08:41:56.902 INFO [stderr]    |             |
Dec 06 08:41:56.902 INFO [stderr]    |             help: remove this `mut`
Dec 06 08:41:56.902 INFO [stderr]    |
Dec 06 08:41:56.902 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 06 08:41:56.903 INFO [stderr] 
Dec 06 08:41:56.910 INFO [stderr] warning: variable `Result` should have a snake case name such as `result`
Dec 06 08:41:56.911 INFO [stderr]   --> src/cpu/mod.rs:72:30
Dec 06 08:41:56.911 INFO [stderr]    |
Dec 06 08:41:56.911 INFO [stderr] 72 |                         Some(Result) => {self.memory_pointer = Result as usize}
Dec 06 08:41:56.912 INFO [stderr]    |                              ^^^^^^
Dec 06 08:41:56.912 INFO [stderr]    |
Dec 06 08:41:56.912 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 06 08:41:56.912 INFO [stderr] 
Dec 06 08:41:57.553 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
Dec 06 08:41:57.556 INFO [stderr] su: No module specific data is present
Dec 06 08:41:58.647 INFO running `"docker" "inspect" "7e3319db9be2ae116a08e50c1b7629155681e5d36318768055e6bb5e996ed327"`
Dec 06 08:41:58.790 INFO running `"docker" "rm" "-f" "7e3319db9be2ae116a08e50c1b7629155681e5d36318768055e6bb5e996ed327"`
Dec 06 08:41:59.016 INFO [stdout] 7e3319db9be2ae116a08e50c1b7629155681e5d36318768055e6bb5e996ed327
Dec 06 08:41:59.016 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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"`
Dec 06 08:41:59.468 INFO [stdout] f3755d8eec1651f42edaed1e5dad875ac3d057e03e2d7ff0a5c4d22fdad2a379
Dec 06 08:41:59.474 INFO running `"docker" "start" "-a" "f3755d8eec1651f42edaed1e5dad875ac3d057e03e2d7ff0a5c4d22fdad2a379"`
Dec 06 08:42:00.091 INFO [stderr] usermod: no changes
Dec 06 08:42:00.119 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 06 08:42:00.119 INFO [stderr]      Running /target/debug/deps/synacor_challenge-9a142df604b81f73
Dec 06 08:42:00.121 INFO [stdout] 
Dec 06 08:42:00.121 INFO [stdout] running 4 tests
Dec 06 08:42:00.121 INFO [stdout] test cpu::tests::stack_tests::call_ret ... ok
Dec 06 08:42:00.122 INFO [stdout] test cpu::tests::cpu_tests::load_test ... ok
Dec 06 08:42:00.122 INFO [stdout] test cpu::tests::cpu_tests::exec_simple ... ok
Dec 06 08:42:00.125 INFO [stdout] test cpu::tests::stack_tests::push_pop ... ok
Dec 06 08:42:00.125 INFO [stdout] 
Dec 06 08:42:00.125 INFO [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 08:42:00.125 INFO [stdout] 
Dec 06 08:42:00.127 INFO [stderr] su: No module specific data is present
Dec 06 08:42:00.464 INFO running `"docker" "inspect" "f3755d8eec1651f42edaed1e5dad875ac3d057e03e2d7ff0a5c4d22fdad2a379"`
Dec 06 08:42:00.638 INFO running `"docker" "rm" "-f" "f3755d8eec1651f42edaed1e5dad875ac3d057e03e2d7ff0a5c4d22fdad2a379"`
Dec 06 08:42:00.884 INFO [stdout] f3755d8eec1651f42edaed1e5dad875ac3d057e03e2d7ff0a5c4d22fdad2a379