[INFO] cloning repository https://github.com/blackscalare/synacor-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/blackscalare/synacor-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblackscalare%2Fsynacor-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblackscalare%2Fsynacor-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7dda7c19ad26ff7beec57627279c6f0dd1dd5b3c
[INFO] checking blackscalare/synacor-rust against try#a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399 for pr-145770
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblackscalare%2Fsynacor-rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/blackscalare/synacor-rust
[INFO] finished tweaking git repo https://github.com/blackscalare/synacor-rust
[INFO] tweaked toml for git repo https://github.com/blackscalare/synacor-rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/blackscalare/synacor-rust on toolchain a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/blackscalare/synacor-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb99fa7b3384a479469f9e03905f47b0bfe4fed997629816615166d7137b50a2
[INFO] running `Command { std: "docker" "start" "-a" "eb99fa7b3384a479469f9e03905f47b0bfe4fed997629816615166d7137b50a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb99fa7b3384a479469f9e03905f47b0bfe4fed997629816615166d7137b50a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb99fa7b3384a479469f9e03905f47b0bfe4fed997629816615166d7137b50a2", kill_on_drop: false }`
[INFO] [stdout] eb99fa7b3384a479469f9e03905f47b0bfe4fed997629816615166d7137b50a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98eeed54485b862659924177686f31d8a47d66d74bfd2af1d5f528650fe9de04
[INFO] running `Command { std: "docker" "start" "-a" "98eeed54485b862659924177686f31d8a47d66d74bfd2af1d5f528650fe9de04", kill_on_drop: false }`
[INFO] [stderr]     Checking synacor-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:139:45
[INFO] [stdout]     |
[INFO] [stdout] 139 | ...                   b = self.memory[(cur + 2)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 139 -                             b = self.memory[(cur + 2)];
[INFO] [stdout] 139 +                             b = self.memory[cur + 2];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:140:45
[INFO] [stdout]     |
[INFO] [stdout] 140 | ...                   c = self.memory[(cur + 3)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 140 -                             c = self.memory[(cur + 3)];
[INFO] [stdout] 140 +                             c = self.memory[cur + 3];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:144:45
[INFO] [stdout]     |
[INFO] [stdout] 144 | ...                   a = self.memory[(cur + 1)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 144 -                             a = self.memory[(cur + 1)];
[INFO] [stdout] 144 +                             a = self.memory[cur + 1];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:145:45
[INFO] [stdout]     |
[INFO] [stdout] 145 | ...                   b = self.memory[(cur + 2)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 145 -                             b = self.memory[(cur + 2)];
[INFO] [stdout] 145 +                             b = self.memory[cur + 2];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:146:45
[INFO] [stdout]     |
[INFO] [stdout] 146 | ...                   c = self.memory[(cur + 3)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 146 -                             c = self.memory[(cur + 3)];
[INFO] [stdout] 146 +                             c = self.memory[cur + 3];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:150:45
[INFO] [stdout]     |
[INFO] [stdout] 150 | ...                   a = self.memory[(cur + 1)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 150 -                             a = self.memory[(cur + 1)];
[INFO] [stdout] 150 +                             a = self.memory[cur + 1];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:155:45
[INFO] [stdout]     |
[INFO] [stdout] 155 | ...                   b = self.memory[(cur + 2)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 155 -                             b = self.memory[(cur + 2)];
[INFO] [stdout] 155 +                             b = self.memory[cur + 2];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:164:45
[INFO] [stdout]     |
[INFO] [stdout] 164 | ...                   a = self.memory[(cur + 1)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 164 -                             a = self.memory[(cur + 1)];
[INFO] [stdout] 164 +                             a = self.memory[cur + 1];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:165:45
[INFO] [stdout]     |
[INFO] [stdout] 165 | ...                   b = self.memory[(cur + 2)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 165 -                             b = self.memory[(cur + 2)];
[INFO] [stdout] 165 +                             b = self.memory[cur + 2];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:166:45
[INFO] [stdout]     |
[INFO] [stdout] 166 | ...                   c = self.memory[(cur + 3)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 166 -                             c = self.memory[(cur + 3)];
[INFO] [stdout] 166 +                             c = self.memory[cur + 3];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:170:45
[INFO] [stdout]     |
[INFO] [stdout] 170 | ...                   a = self.memory[(cur + 1)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 170 -                             a = self.memory[(cur + 1)];
[INFO] [stdout] 170 +                             a = self.memory[cur + 1];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:171:45
[INFO] [stdout]     |
[INFO] [stdout] 171 | ...                   b = self.memory[(cur + 2)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 171 -                             b = self.memory[(cur + 2)];
[INFO] [stdout] 171 +                             b = self.memory[cur + 2];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:172:45
[INFO] [stdout]     |
[INFO] [stdout] 172 | ...                   c = self.memory[(cur + 3)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 172 -                             c = self.memory[(cur + 3)];
[INFO] [stdout] 172 +                             c = self.memory[cur + 3];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:176:45
[INFO] [stdout]     |
[INFO] [stdout] 176 | ...                   a = self.memory[(cur + 1)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 176 -                             a = self.memory[(cur + 1)];
[INFO] [stdout] 176 +                             a = self.memory[cur + 1];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:177:45
[INFO] [stdout]     |
[INFO] [stdout] 177 | ...                   b = self.memory[(cur + 2)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 177 -                             b = self.memory[(cur + 2)];
[INFO] [stdout] 177 +                             b = self.memory[cur + 2];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:178:45
[INFO] [stdout]     |
[INFO] [stdout] 178 | ...                   c = self.memory[(cur + 3)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 178 -                             c = self.memory[(cur + 3)];
[INFO] [stdout] 178 +                             c = self.memory[cur + 3];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:182:45
[INFO] [stdout]     |
[INFO] [stdout] 182 | ...                   a = self.memory[(cur + 1)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 182 -                             a = self.memory[(cur + 1)];
[INFO] [stdout] 182 +                             a = self.memory[cur + 1];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:183:45
[INFO] [stdout]     |
[INFO] [stdout] 183 | ...                   b = self.memory[(cur + 2)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 183 -                             b = self.memory[(cur + 2)];
[INFO] [stdout] 183 +                             b = self.memory[cur + 2];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:184:45
[INFO] [stdout]     |
[INFO] [stdout] 184 | ...                   c = self.memory[(cur + 3)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 184 -                             c = self.memory[(cur + 3)];
[INFO] [stdout] 184 +                             c = self.memory[cur + 3];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:188:45
[INFO] [stdout]     |
[INFO] [stdout] 188 | ...                   a = self.memory[(cur + 1)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 188 -                             a = self.memory[(cur + 1)];
[INFO] [stdout] 188 +                             a = self.memory[cur + 1];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:189:45
[INFO] [stdout]     |
[INFO] [stdout] 189 | ...                   b = self.memory[(cur + 2)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 189 -                             b = self.memory[(cur + 2)];
[INFO] [stdout] 189 +                             b = self.memory[cur + 2];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:190:45
[INFO] [stdout]     |
[INFO] [stdout] 190 | ...                   c = self.memory[(cur + 3)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 190 -                             c = self.memory[(cur + 3)];
[INFO] [stdout] 190 +                             c = self.memory[cur + 3];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:194:45
[INFO] [stdout]     |
[INFO] [stdout] 194 | ...                   a = self.memory[(cur + 1)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 194 -                             a = self.memory[(cur + 1)];
[INFO] [stdout] 194 +                             a = self.memory[cur + 1];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:195:45
[INFO] [stdout]     |
[INFO] [stdout] 195 | ...                   b = self.memory[(cur + 2)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 195 -                             b = self.memory[(cur + 2)];
[INFO] [stdout] 195 +                             b = self.memory[cur + 2];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:204:45
[INFO] [stdout]     |
[INFO] [stdout] 204 | ...                   a = self.memory[(cur + 1)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 204 -                             a = self.memory[(cur + 1)];
[INFO] [stdout] 204 +                             a = self.memory[cur + 1];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:205:45
[INFO] [stdout]     |
[INFO] [stdout] 205 | ...                   b = self.memory[(cur + 2)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 205 -                             b = self.memory[(cur + 2)];
[INFO] [stdout] 205 +                             b = self.memory[cur + 2];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `p_str` is never read
[INFO] [stdout]    --> src/cpu.rs:114:29
[INFO] [stdout]     |
[INFO] [stdout] 114 |                     let mut p_str = String::new();
[INFO] [stdout]     |                             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `a` is never read
[INFO] [stdout]    --> src/cpu.rs:117:29
[INFO] [stdout]     |
[INFO] [stdout] 117 |                     let mut a = 0;
[INFO] [stdout]     |                             ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `b` is never read
[INFO] [stdout]    --> src/cpu.rs:118:29
[INFO] [stdout]     |
[INFO] [stdout] 118 |                     let mut b = 0;
[INFO] [stdout]     |                             ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/cpu.rs:243:25
[INFO] [stdout]     |
[INFO] [stdout] 243 |                     let result = stdin().read_line(&mut buffer);
[INFO] [stdout]     |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/cpu.rs:378:29
[INFO] [stdout]     |
[INFO] [stdout] 378 |                         let result = stdin().read_line(&mut buffer);
[INFO] [stdout]     |                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:139:45
[INFO] [stdout]     |
[INFO] [stdout] 139 | ...                   b = self.memory[(cur + 2)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 139 -                             b = self.memory[(cur + 2)];
[INFO] [stdout] 139 +                             b = self.memory[cur + 2];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:140:45
[INFO] [stdout]     |
[INFO] [stdout] 140 | ...                   c = self.memory[(cur + 3)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 140 -                             c = self.memory[(cur + 3)];
[INFO] [stdout] 140 +                             c = self.memory[cur + 3];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:144:45
[INFO] [stdout]     |
[INFO] [stdout] 144 | ...                   a = self.memory[(cur + 1)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 144 -                             a = self.memory[(cur + 1)];
[INFO] [stdout] 144 +                             a = self.memory[cur + 1];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:145:45
[INFO] [stdout]     |
[INFO] [stdout] 145 | ...                   b = self.memory[(cur + 2)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 145 -                             b = self.memory[(cur + 2)];
[INFO] [stdout] 145 +                             b = self.memory[cur + 2];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:146:45
[INFO] [stdout]     |
[INFO] [stdout] 146 | ...                   c = self.memory[(cur + 3)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 146 -                             c = self.memory[(cur + 3)];
[INFO] [stdout] 146 +                             c = self.memory[cur + 3];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:150:45
[INFO] [stdout]     |
[INFO] [stdout] 150 | ...                   a = self.memory[(cur + 1)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 150 -                             a = self.memory[(cur + 1)];
[INFO] [stdout] 150 +                             a = self.memory[cur + 1];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:155:45
[INFO] [stdout]     |
[INFO] [stdout] 155 | ...                   b = self.memory[(cur + 2)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 155 -                             b = self.memory[(cur + 2)];
[INFO] [stdout] 155 +                             b = self.memory[cur + 2];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:164:45
[INFO] [stdout]     |
[INFO] [stdout] 164 | ...                   a = self.memory[(cur + 1)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 164 -                             a = self.memory[(cur + 1)];
[INFO] [stdout] 164 +                             a = self.memory[cur + 1];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:165:45
[INFO] [stdout]     |
[INFO] [stdout] 165 | ...                   b = self.memory[(cur + 2)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 165 -                             b = self.memory[(cur + 2)];
[INFO] [stdout] 165 +                             b = self.memory[cur + 2];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:166:45
[INFO] [stdout]     |
[INFO] [stdout] 166 | ...                   c = self.memory[(cur + 3)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 166 -                             c = self.memory[(cur + 3)];
[INFO] [stdout] 166 +                             c = self.memory[cur + 3];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:170:45
[INFO] [stdout]     |
[INFO] [stdout] 170 | ...                   a = self.memory[(cur + 1)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 170 -                             a = self.memory[(cur + 1)];
[INFO] [stdout] 170 +                             a = self.memory[cur + 1];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:171:45
[INFO] [stdout]     |
[INFO] [stdout] 171 | ...                   b = self.memory[(cur + 2)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 171 -                             b = self.memory[(cur + 2)];
[INFO] [stdout] 171 +                             b = self.memory[cur + 2];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:172:45
[INFO] [stdout]     |
[INFO] [stdout] 172 | ...                   c = self.memory[(cur + 3)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 172 -                             c = self.memory[(cur + 3)];
[INFO] [stdout] 172 +                             c = self.memory[cur + 3];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:176:45
[INFO] [stdout]     |
[INFO] [stdout] 176 | ...                   a = self.memory[(cur + 1)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 176 -                             a = self.memory[(cur + 1)];
[INFO] [stdout] 176 +                             a = self.memory[cur + 1];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:177:45
[INFO] [stdout]     |
[INFO] [stdout] 177 | ...                   b = self.memory[(cur + 2)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 177 -                             b = self.memory[(cur + 2)];
[INFO] [stdout] 177 +                             b = self.memory[cur + 2];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:178:45
[INFO] [stdout]     |
[INFO] [stdout] 178 | ...                   c = self.memory[(cur + 3)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 178 -                             c = self.memory[(cur + 3)];
[INFO] [stdout] 178 +                             c = self.memory[cur + 3];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:182:45
[INFO] [stdout]     |
[INFO] [stdout] 182 | ...                   a = self.memory[(cur + 1)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 182 -                             a = self.memory[(cur + 1)];
[INFO] [stdout] 182 +                             a = self.memory[cur + 1];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:183:45
[INFO] [stdout]     |
[INFO] [stdout] 183 | ...                   b = self.memory[(cur + 2)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 183 -                             b = self.memory[(cur + 2)];
[INFO] [stdout] 183 +                             b = self.memory[cur + 2];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:184:45
[INFO] [stdout]     |
[INFO] [stdout] 184 | ...                   c = self.memory[(cur + 3)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 184 -                             c = self.memory[(cur + 3)];
[INFO] [stdout] 184 +                             c = self.memory[cur + 3];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:188:45
[INFO] [stdout]     |
[INFO] [stdout] 188 | ...                   a = self.memory[(cur + 1)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 188 -                             a = self.memory[(cur + 1)];
[INFO] [stdout] 188 +                             a = self.memory[cur + 1];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:189:45
[INFO] [stdout]     |
[INFO] [stdout] 189 | ...                   b = self.memory[(cur + 2)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 189 -                             b = self.memory[(cur + 2)];
[INFO] [stdout] 189 +                             b = self.memory[cur + 2];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:190:45
[INFO] [stdout]     |
[INFO] [stdout] 190 | ...                   c = self.memory[(cur + 3)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 190 -                             c = self.memory[(cur + 3)];
[INFO] [stdout] 190 +                             c = self.memory[cur + 3];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:194:45
[INFO] [stdout]     |
[INFO] [stdout] 194 | ...                   a = self.memory[(cur + 1)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 194 -                             a = self.memory[(cur + 1)];
[INFO] [stdout] 194 +                             a = self.memory[cur + 1];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:195:45
[INFO] [stdout]     |
[INFO] [stdout] 195 | ...                   b = self.memory[(cur + 2)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 195 -                             b = self.memory[(cur + 2)];
[INFO] [stdout] 195 +                             b = self.memory[cur + 2];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:204:45
[INFO] [stdout]     |
[INFO] [stdout] 204 | ...                   a = self.memory[(cur + 1)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 204 -                             a = self.memory[(cur + 1)];
[INFO] [stdout] 204 +                             a = self.memory[cur + 1];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/cpu.rs:205:45
[INFO] [stdout]     |
[INFO] [stdout] 205 | ...                   b = self.memory[(cur + 2)];
[INFO] [stdout]     |                                       ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 205 -                             b = self.memory[(cur + 2)];
[INFO] [stdout] 205 +                             b = self.memory[cur + 2];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `p_str` is never read
[INFO] [stdout]    --> src/cpu.rs:114:29
[INFO] [stdout]     |
[INFO] [stdout] 114 |                     let mut p_str = String::new();
[INFO] [stdout]     |                             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `a` is never read
[INFO] [stdout]    --> src/cpu.rs:117:29
[INFO] [stdout]     |
[INFO] [stdout] 117 |                     let mut a = 0;
[INFO] [stdout]     |                             ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `b` is never read
[INFO] [stdout]    --> src/cpu.rs:118:29
[INFO] [stdout]     |
[INFO] [stdout] 118 |                     let mut b = 0;
[INFO] [stdout]     |                             ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/cpu.rs:243:25
[INFO] [stdout]     |
[INFO] [stdout] 243 |                     let result = stdin().read_line(&mut buffer);
[INFO] [stdout]     |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/cpu.rs:378:29
[INFO] [stdout]     |
[INFO] [stdout] 378 |                         let result = stdin().read_line(&mut buffer);
[INFO] [stdout]     |                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "98eeed54485b862659924177686f31d8a47d66d74bfd2af1d5f528650fe9de04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98eeed54485b862659924177686f31d8a47d66d74bfd2af1d5f528650fe9de04", kill_on_drop: false }`
[INFO] [stdout] 98eeed54485b862659924177686f31d8a47d66d74bfd2af1d5f528650fe9de04
