[INFO] cloning repository https://github.com/eijiensing/rover-game-vm [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eijiensing/rover-game-vm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feijiensing%2Frover-game-vm", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feijiensing%2Frover-game-vm'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0c20fbe9870a5d52580f90b54cebf205a0169429 [INFO] checking eijiensing/rover-game-vm against try#e5b0618d996a6a3941e423fd3e170737b8dbdc92 for pr-151822 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feijiensing%2Frover-game-vm" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/eijiensing/rover-game-vm [INFO] finished tweaking git repo https://github.com/eijiensing/rover-game-vm [INFO] tweaked toml for git repo https://github.com/eijiensing/rover-game-vm written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/eijiensing/rover-game-vm on toolchain e5b0618d996a6a3941e423fd3e170737b8dbdc92 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e5b0618d996a6a3941e423fd3e170737b8dbdc92" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/eijiensing/rover-game-vm 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" "+e5b0618d996a6a3941e423fd3e170737b8dbdc92" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+e5b0618d996a6a3941e423fd3e170737b8dbdc92" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6a1e930536b874e140740815fc6c2ac6adc19ee500b3a9d638cf982b9fbed661 [INFO] running `Command { std: "docker" "start" "-a" "6a1e930536b874e140740815fc6c2ac6adc19ee500b3a9d638cf982b9fbed661", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6a1e930536b874e140740815fc6c2ac6adc19ee500b3a9d638cf982b9fbed661", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a1e930536b874e140740815fc6c2ac6adc19ee500b3a9d638cf982b9fbed661", kill_on_drop: false }` [INFO] [stdout] 6a1e930536b874e140740815fc6c2ac6adc19ee500b3a9d638cf982b9fbed661 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+e5b0618d996a6a3941e423fd3e170737b8dbdc92" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0945404658b3e42d00c558b21c9254ad9f6bf7be41f89d8dfe9a86ac1ccc8c3e [INFO] running `Command { std: "docker" "start" "-a" "0945404658b3e42d00c558b21c9254ad9f6bf7be41f89d8dfe9a86ac1ccc8c3e", kill_on_drop: false }` [INFO] [stderr] Checking rover-game-vm v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/lib.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/assembler.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | let mut text = String::new(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `text` [INFO] [stdout] --> src/assembler.rs:13:21 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn assemble(text: &str) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_text` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/assembler.rs:15:13 [INFO] [stdout] | [INFO] [stdout] 15 | for line in text.lines() {} [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_line` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `AssemblyPhase` is never used [INFO] [stdout] --> src/assembler.rs:3:6 [INFO] [stdout] | [INFO] [stdout] 3 | enum AssemblyPhase { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Opcode` is never used [INFO] [stdout] --> src/vm/common.rs:2:10 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum Opcode { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `seen_branches` is never read [INFO] [stdout] --> src/vm/vm.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 40 | pub struct VM { [INFO] [stdout] | -- field in this struct [INFO] [stdout] ... [INFO] [stdout] 52 | seen_branches: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/vm/vm.rs:241:21 [INFO] [stdout] | [INFO] [stdout] 241 | self.vm_environment.ecall(&self.registers[10..17]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 241 | let _ = self.vm_environment.ecall(&self.registers[10..17]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/assembler.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | let mut text = String::new(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `text` [INFO] [stdout] --> src/assembler.rs:13:21 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn assemble(text: &str) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_text` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line` [INFO] [stdout] --> src/assembler.rs:15:13 [INFO] [stdout] | [INFO] [stdout] 15 | for line in text.lines() {} [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_line` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arguments` [INFO] [stdout] --> src/vm/vm.rs:358:25 [INFO] [stdout] | [INFO] [stdout] 358 | fn ecall(&self, arguments: &[i32]) -> Result { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arguments` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `asm` [INFO] [stdout] --> src/lib.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | let asm = get_assembly_string(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_asm` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `AssemblyPhase` is never used [INFO] [stdout] --> src/assembler.rs:3:6 [INFO] [stdout] | [INFO] [stdout] 3 | enum AssemblyPhase { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Opcode` is never used [INFO] [stdout] --> src/vm/common.rs:2:10 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum Opcode { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `seen_branches` is never read [INFO] [stdout] --> src/vm/vm.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 40 | pub struct VM { [INFO] [stdout] | -- field in this struct [INFO] [stdout] ... [INFO] [stdout] 52 | seen_branches: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/vm/vm.rs:241:21 [INFO] [stdout] | [INFO] [stdout] 241 | self.vm_environment.ecall(&self.registers[10..17]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 241 | let _ = self.vm_environment.ecall(&self.registers[10..17]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.33s [INFO] running `Command { std: "docker" "inspect" "0945404658b3e42d00c558b21c9254ad9f6bf7be41f89d8dfe9a86ac1ccc8c3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0945404658b3e42d00c558b21c9254ad9f6bf7be41f89d8dfe9a86ac1ccc8c3e", kill_on_drop: false }` [INFO] [stdout] 0945404658b3e42d00c558b21c9254ad9f6bf7be41f89d8dfe9a86ac1ccc8c3e