[INFO] updating cached repository Virepri/synacor_challenge [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/Virepri/synacor_challenge [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/Virepri/synacor_challenge" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/Virepri/synacor_challenge"` [INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/Virepri/synacor_challenge'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/Virepri/synacor_challenge" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/Virepri/synacor_challenge"` [INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/Virepri/synacor_challenge'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 4717bd1a8a27849d7b57f56757f53f92123b39cb [INFO] sha for GitHub repo Virepri/synacor_challenge: 4717bd1a8a27849d7b57f56757f53f92123b39cb [INFO] validating manifest of Virepri/synacor_challenge on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of Virepri/synacor_challenge on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing Virepri/synacor_challenge [INFO] finished frobbing Virepri/synacor_challenge [INFO] frobbed toml for Virepri/synacor_challenge written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/Virepri/synacor_challenge/Cargo.toml [INFO] started frobbing Virepri/synacor_challenge [INFO] finished frobbing Virepri/synacor_challenge [INFO] frobbed toml for Virepri/synacor_challenge written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/Virepri/synacor_challenge/Cargo.toml [INFO] crate Virepri/synacor_challenge already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking Virepri/synacor_challenge against master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 for pr-59199 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-6/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/Virepri/synacor_challenge:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 6014f7d6eb09a905623e8183d097adc72ce3c2fb135cd98700616adb821a6548 [INFO] running `"docker" "start" "-a" "6014f7d6eb09a905623e8183d097adc72ce3c2fb135cd98700616adb821a6548"` [INFO] [stderr] Checking synacor_challenge v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: struct is never constructed: `CPU` [INFO] [stderr] --> src/cpu/mod.rs:6:1 [INFO] [stderr] | [INFO] [stderr] 6 | pub struct CPU { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `load_program` [INFO] [stderr] --> src/cpu/mod.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | pub fn load_program(&mut self, prog: &Vec) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `start_emulation` [INFO] [stderr] --> src/cpu/mod.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | pub fn start_emulation(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_from_mem` [INFO] [stderr] --> src/cpu/mod.rs:88:5 [INFO] [stderr] | [INFO] [stderr] 88 | fn get_from_mem(&self, loc: usize, num: bool) -> u16 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `set_location` [INFO] [stderr] --> src/cpu/mod.rs:98:5 [INFO] [stderr] | [INFO] [stderr] 98 | fn set_location(&mut self, loc: usize, data: u16) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `is_register` [INFO] [stderr] --> src/cpu/mod.rs:108:1 [INFO] [stderr] | [INFO] [stderr] 108 | fn is_register(loc: &usize) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `make_cpu` [INFO] [stderr] --> src/cpu/mod.rs:112:1 [INFO] [stderr] | [INFO] [stderr] 112 | pub fn make_cpu() -> CPU { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable `Result` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:72:30 [INFO] [stderr] | [INFO] [stderr] 72 | Some(Result) => {self.memory_pointer = Result as usize} [INFO] [stderr] | ^^^^^^ help: convert the identifier to snake case: `result` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/cpu/tests/mod.rs:47:13 [INFO] [stderr] | [INFO] [stderr] 47 | let mut program = [17,5,2,15,0]; [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable `Result` should have a snake case name [INFO] [stderr] --> src/cpu/mod.rs:72:30 [INFO] [stderr] | [INFO] [stderr] 72 | Some(Result) => {self.memory_pointer = Result as usize} [INFO] [stderr] | ^^^^^^ help: convert the identifier to snake case: `result` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.33s [INFO] running `"docker" "inspect" "6014f7d6eb09a905623e8183d097adc72ce3c2fb135cd98700616adb821a6548"` [INFO] running `"docker" "rm" "-f" "6014f7d6eb09a905623e8183d097adc72ce3c2fb135cd98700616adb821a6548"` [INFO] [stdout] 6014f7d6eb09a905623e8183d097adc72ce3c2fb135cd98700616adb821a6548