[INFO] cloning repository https://github.com/eckertliam/stack-vm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eckertliam/stack-vm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feckertliam%2Fstack-vm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feckertliam%2Fstack-vm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4d6d14230f9d304eea1b383ea88daae36731d555
[INFO] checking eckertliam/stack-vm against try#724e78794d2cf06eef820a24c9a4608d63435e1d for pr-149145
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feckertliam%2Fstack-vm" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/eckertliam/stack-vm
[INFO] finished tweaking git repo https://github.com/eckertliam/stack-vm
[INFO] tweaked toml for git repo https://github.com/eckertliam/stack-vm written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/eckertliam/stack-vm on toolchain 724e78794d2cf06eef820a24c9a4608d63435e1d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+724e78794d2cf06eef820a24c9a4608d63435e1d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/eckertliam/stack-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" "+724e78794d2cf06eef820a24c9a4608d63435e1d" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+724e78794d2cf06eef820a24c9a4608d63435e1d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51892faf0ddaf1be0c2431d6b5b31090012c8bb7e08a9d252d02798236166d43
[INFO] running `Command { std: "docker" "start" "-a" "51892faf0ddaf1be0c2431d6b5b31090012c8bb7e08a9d252d02798236166d43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51892faf0ddaf1be0c2431d6b5b31090012c8bb7e08a9d252d02798236166d43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51892faf0ddaf1be0c2431d6b5b31090012c8bb7e08a9d252d02798236166d43", kill_on_drop: false }`
[INFO] [stdout] 51892faf0ddaf1be0c2431d6b5b31090012c8bb7e08a9d252d02798236166d43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+724e78794d2cf06eef820a24c9a4608d63435e1d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 584ff6e0be3604f175d4f64fae80cd8ba9b7d987b30850b9d895c069a009b8d7
[INFO] running `Command { std: "docker" "start" "-a" "584ff6e0be3604f175d4f64fae80cd8ba9b7d987b30850b9d895c069a009b8d7", kill_on_drop: false }`
[INFO] [stderr]     Checking stack-vm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `Type` is never used
[INFO] [stdout]  --> src/ast.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum Type {
[INFO] [stdout]   |          ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Function` is never constructed
[INFO] [stdout]  --> src/ast.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Function {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Instruction` is never used
[INFO] [stdout]   --> src/ast.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub enum Instruction {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Opcode` is never used
[INFO] [stdout]  --> src/opcode.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Opcode {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STACK_SIZE` is never used
[INFO] [stdout]  --> src/vm.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const STACK_SIZE: usize = 1024;
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vm` is never constructed
[INFO] [stdout]  --> src/vm.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Vm {
[INFO] [stdout]   |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/vm.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Vm {
[INFO] [stdout]    | ------- associated items in this implementation
[INFO] [stdout] 18 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     fn consume_u8(&mut self) -> u8 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     fn imm_u64(&mut self) -> u64 {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     fn consume_opcode(&mut self) -> Opcode {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 55 |     fn goto(&mut self) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     fn push(&mut self, value: u64) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |     fn pop(&mut self) -> u64 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     fn imm(&mut self) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |     pub fn run(&mut self) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Type` is never used
[INFO] [stdout]  --> src/ast.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum Type {
[INFO] [stdout]   |          ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Function` is never constructed
[INFO] [stdout]  --> src/ast.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Function {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Instruction` is never used
[INFO] [stdout]   --> src/ast.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub enum Instruction {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Opcode` is never used
[INFO] [stdout]  --> src/opcode.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Opcode {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STACK_SIZE` is never used
[INFO] [stdout]  --> src/vm.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const STACK_SIZE: usize = 1024;
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vm` is never constructed
[INFO] [stdout]  --> src/vm.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Vm {
[INFO] [stdout]   |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/vm.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Vm {
[INFO] [stdout]    | ------- associated items in this implementation
[INFO] [stdout] 18 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     fn consume_u8(&mut self) -> u8 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     fn imm_u64(&mut self) -> u64 {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     fn consume_opcode(&mut self) -> Opcode {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 55 |     fn goto(&mut self) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     fn push(&mut self, value: u64) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |     fn pop(&mut self) -> u64 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     fn imm(&mut self) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |     pub fn run(&mut self) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "584ff6e0be3604f175d4f64fae80cd8ba9b7d987b30850b9d895c069a009b8d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "584ff6e0be3604f175d4f64fae80cd8ba9b7d987b30850b9d895c069a009b8d7", kill_on_drop: false }`
[INFO] [stdout] 584ff6e0be3604f175d4f64fae80cd8ba9b7d987b30850b9d895c069a009b8d7
