[INFO] cloning repository https://github.com/pedroamericovinhas/chip-n-claw [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pedroamericovinhas/chip-n-claw" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpedroamericovinhas%2Fchip-n-claw", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpedroamericovinhas%2Fchip-n-claw'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 80bb8e75b026e39df06e94591da53cdcb599fb4e [INFO] checking pedroamericovinhas/chip-n-claw against master#40daf23eeb711dadf140b2536e67e3ff4c999196 for pr-142287 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpedroamericovinhas%2Fchip-n-claw" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pedroamericovinhas/chip-n-claw on toolchain 40daf23eeb711dadf140b2536e67e3ff4c999196 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/pedroamericovinhas/chip-n-claw [INFO] finished tweaking git repo https://github.com/pedroamericovinhas/chip-n-claw [INFO] tweaked toml for git repo https://github.com/pedroamericovinhas/chip-n-claw written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/pedroamericovinhas/chip-n-claw 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" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e7709a69c422be8bd5cf9b7c54b7360e03b856cf0561f54a9aa6ee6dc1c8476b [INFO] running `Command { std: "docker" "start" "-a" "e7709a69c422be8bd5cf9b7c54b7360e03b856cf0561f54a9aa6ee6dc1c8476b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e7709a69c422be8bd5cf9b7c54b7360e03b856cf0561f54a9aa6ee6dc1c8476b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e7709a69c422be8bd5cf9b7c54b7360e03b856cf0561f54a9aa6ee6dc1c8476b", kill_on_drop: false }` [INFO] [stdout] e7709a69c422be8bd5cf9b7c54b7360e03b856cf0561f54a9aa6ee6dc1c8476b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ce8f605e4642b93e7b9d7315d13971a8190d34cfc771c51184152568dadf9ddb [INFO] running `Command { std: "docker" "start" "-a" "ce8f605e4642b93e7b9d7315d13971a8190d34cfc771c51184152568dadf9ddb", kill_on_drop: false }` [INFO] [stderr] Checking chip-n-claw v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `instruction` [INFO] [stdout] --> src/architecture.rs:323:31 [INFO] [stdout] | [INFO] [stdout] 323 | fn s_n_e(self: &mut Self, instruction: u16) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `instruction` [INFO] [stdout] --> src/architecture.rs:326:30 [INFO] [stdout] | [INFO] [stdout] 326 | fn ld_i(self: &mut Self, instruction: u16) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `instruction` [INFO] [stdout] --> src/architecture.rs:329:31 [INFO] [stdout] | [INFO] [stdout] 329 | fn jp_v0(self: &mut Self, instruction: u16) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `instruction` [INFO] [stdout] --> src/architecture.rs:332:29 [INFO] [stdout] | [INFO] [stdout] 332 | fn rnd(self: &mut Self, instruction: u16) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `instruction` [INFO] [stdout] --> src/architecture.rs:335:29 [INFO] [stdout] | [INFO] [stdout] 335 | fn drw(self: &mut Self, instruction: u16) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `instruction` [INFO] [stdout] --> src/architecture.rs:338:29 [INFO] [stdout] | [INFO] [stdout] 338 | fn skp(self: &mut Self, instruction: u16) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `instruction` [INFO] [stdout] --> src/architecture.rs:341:30 [INFO] [stdout] | [INFO] [stdout] 341 | fn sknp(self: &mut Self, instruction: u16) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `instruction` [INFO] [stdout] --> src/architecture.rs:344:35 [INFO] [stdout] | [INFO] [stdout] 344 | fn ld_reg_dt(self: &mut Self, instruction: u16) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `instruction` [INFO] [stdout] --> src/architecture.rs:347:33 [INFO] [stdout] | [INFO] [stdout] 347 | fn ld_wait(self: &mut Self, instruction: u16) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `instruction` [INFO] [stdout] --> src/architecture.rs:350:35 [INFO] [stdout] | [INFO] [stdout] 350 | fn ld_dt_reg(self: &mut Self, instruction: u16) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `instruction` [INFO] [stdout] --> src/architecture.rs:353:31 [INFO] [stdout] | [INFO] [stdout] 353 | fn ld_st(self: &mut Self, instruction: u16) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `instruction` [INFO] [stdout] --> src/architecture.rs:356:31 [INFO] [stdout] | [INFO] [stdout] 356 | fn add_i(self: &mut Self, instruction: u16) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `instruction` [INFO] [stdout] --> src/architecture.rs:359:32 [INFO] [stdout] | [INFO] [stdout] 359 | fn ld_loc(self: &mut Self, instruction: u16) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `instruction` [INFO] [stdout] --> src/architecture.rs:362:32 [INFO] [stdout] | [INFO] [stdout] 362 | fn ld_bcd(self: &mut Self, instruction: u16) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `instruction` [INFO] [stdout] --> src/architecture.rs:365:36 [INFO] [stdout] | [INFO] [stdout] 365 | fn store_regs(self: &mut Self, instruction: u16) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `instruction` [INFO] [stdout] --> src/architecture.rs:368:35 [INFO] [stdout] | [INFO] [stdout] 368 | fn read_regs(self: &mut Self, instruction: u16) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `ram`, `i`, `dt`, and `st` are never read [INFO] [stdout] --> src/architecture.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Architecture { [INFO] [stdout] | ------------ fields in this struct [INFO] [stdout] 13 | ram: [u8; RAM_SIZE], [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 17 | i: u16, [INFO] [stdout] | ^ [INFO] [stdout] 18 | pc: u16, [INFO] [stdout] 19 | dt: u8, [INFO] [stdout] | ^^ [INFO] [stdout] 20 | st: u8, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `Architecture` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `exit` is never used [INFO] [stdout] --> src/architecture.rs:372:8 [INFO] [stdout] | [INFO] [stdout] 91 | impl Architecture { [INFO] [stdout] | ----------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 372 | fn exit() -> () { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `pop` is never used [INFO] [stdout] --> src/architecture/stack.rs:26:8 [INFO] [stdout] | [INFO] [stdout] 8 | impl Stack { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 26 | fn pop(&mut self) -> Option { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `instruction` [INFO] [stdout] --> src/architecture.rs:323:31 [INFO] [stdout] | [INFO] [stdout] 323 | fn s_n_e(self: &mut Self, instruction: u16) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `instruction` [INFO] [stdout] --> src/architecture.rs:326:30 [INFO] [stdout] | [INFO] [stdout] 326 | fn ld_i(self: &mut Self, instruction: u16) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `instruction` [INFO] [stdout] --> src/architecture.rs:329:31 [INFO] [stdout] | [INFO] [stdout] 329 | fn jp_v0(self: &mut Self, instruction: u16) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `instruction` [INFO] [stdout] --> src/architecture.rs:332:29 [INFO] [stdout] | [INFO] [stdout] 332 | fn rnd(self: &mut Self, instruction: u16) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `instruction` [INFO] [stdout] --> src/architecture.rs:335:29 [INFO] [stdout] | [INFO] [stdout] 335 | fn drw(self: &mut Self, instruction: u16) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `instruction` [INFO] [stdout] --> src/architecture.rs:338:29 [INFO] [stdout] | [INFO] [stdout] 338 | fn skp(self: &mut Self, instruction: u16) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `instruction` [INFO] [stdout] --> src/architecture.rs:341:30 [INFO] [stdout] | [INFO] [stdout] 341 | fn sknp(self: &mut Self, instruction: u16) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `instruction` [INFO] [stdout] --> src/architecture.rs:344:35 [INFO] [stdout] | [INFO] [stdout] 344 | fn ld_reg_dt(self: &mut Self, instruction: u16) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `instruction` [INFO] [stdout] --> src/architecture.rs:347:33 [INFO] [stdout] | [INFO] [stdout] 347 | fn ld_wait(self: &mut Self, instruction: u16) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `instruction` [INFO] [stdout] --> src/architecture.rs:350:35 [INFO] [stdout] | [INFO] [stdout] 350 | fn ld_dt_reg(self: &mut Self, instruction: u16) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `instruction` [INFO] [stdout] --> src/architecture.rs:353:31 [INFO] [stdout] | [INFO] [stdout] 353 | fn ld_st(self: &mut Self, instruction: u16) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `instruction` [INFO] [stdout] --> src/architecture.rs:356:31 [INFO] [stdout] | [INFO] [stdout] 356 | fn add_i(self: &mut Self, instruction: u16) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `instruction` [INFO] [stdout] --> src/architecture.rs:359:32 [INFO] [stdout] | [INFO] [stdout] 359 | fn ld_loc(self: &mut Self, instruction: u16) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `instruction` [INFO] [stdout] --> src/architecture.rs:362:32 [INFO] [stdout] | [INFO] [stdout] 362 | fn ld_bcd(self: &mut Self, instruction: u16) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `instruction` [INFO] [stdout] --> src/architecture.rs:365:36 [INFO] [stdout] | [INFO] [stdout] 365 | fn store_regs(self: &mut Self, instruction: u16) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `instruction` [INFO] [stdout] --> src/architecture.rs:368:35 [INFO] [stdout] | [INFO] [stdout] 368 | fn read_regs(self: &mut Self, instruction: u16) -> () { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instruction` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `ram`, `i`, `dt`, and `st` are never read [INFO] [stdout] --> src/architecture.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Architecture { [INFO] [stdout] | ------------ fields in this struct [INFO] [stdout] 13 | ram: [u8; RAM_SIZE], [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 17 | i: u16, [INFO] [stdout] | ^ [INFO] [stdout] 18 | pc: u16, [INFO] [stdout] 19 | dt: u8, [INFO] [stdout] | ^^ [INFO] [stdout] 20 | st: u8, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `Architecture` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `exit` is never used [INFO] [stdout] --> src/architecture.rs:372:8 [INFO] [stdout] | [INFO] [stdout] 91 | impl Architecture { [INFO] [stdout] | ----------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 372 | fn exit() -> () { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `pop` is never used [INFO] [stdout] --> src/architecture/stack.rs:26:8 [INFO] [stdout] | [INFO] [stdout] 8 | impl Stack { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 26 | fn pop(&mut self) -> Option { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s [INFO] running `Command { std: "docker" "inspect" "ce8f605e4642b93e7b9d7315d13971a8190d34cfc771c51184152568dadf9ddb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce8f605e4642b93e7b9d7315d13971a8190d34cfc771c51184152568dadf9ddb", kill_on_drop: false }` [INFO] [stdout] ce8f605e4642b93e7b9d7315d13971a8190d34cfc771c51184152568dadf9ddb