[INFO] cloning repository https://github.com/Aiden01/vm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Aiden01/vm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAiden01%2Fvm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAiden01%2Fvm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e395ce50e9c58ad680b217bf526259193cb9519a
[INFO] checking Aiden01/vm against master#36b21637e93b038453924d3c66821089e71d8baa for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAiden01%2Fvm" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Aiden01/vm
[INFO] finished tweaking git repo https://github.com/Aiden01/vm
[INFO] tweaked toml for git repo https://github.com/Aiden01/vm written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Aiden01/vm on toolchain 36b21637e93b038453924d3c66821089e71d8baa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Aiden01/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" "+36b21637e93b038453924d3c66821089e71d8baa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 684e437cf704b6c521b9408b04ffcdc8c51a309bcd308e76ce63eea3dedc2e43
[INFO] running `Command { std: "docker" "start" "-a" "684e437cf704b6c521b9408b04ffcdc8c51a309bcd308e76ce63eea3dedc2e43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "684e437cf704b6c521b9408b04ffcdc8c51a309bcd308e76ce63eea3dedc2e43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "684e437cf704b6c521b9408b04ffcdc8c51a309bcd308e76ce63eea3dedc2e43", kill_on_drop: false }`
[INFO] [stdout] 684e437cf704b6c521b9408b04ffcdc8c51a309bcd308e76ce63eea3dedc2e43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8c72f303fd9ae7b1a945fc17bab4e68dff86559bd5345d9ca80da6fc5fdc7a5
[INFO] running `Command { std: "docker" "start" "-a" "f8c72f303fd9ae7b1a945fc17bab4e68dff86559bd5345d9ca80da6fc5fdc7a5", kill_on_drop: false }`
[INFO] [stderr]     Checking vm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `Jump`, `JumpIfFalse`, `Store`, `Load`, and `BuildList` are never constructed
[INFO] [stdout]  --> src/instruction.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum Instr<'a> {
[INFO] [stdout]   |          ----- variants in this enum
[INFO] [stdout] 5 |     Jump(usize),
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 6 |     JumpIfFalse(usize),
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 7 |     Store(&'a str),
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 8 |     Load(&'a str),
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 9 |     BuildList(usize),
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Instr` has derived impls for the traits `Clone` and `Debug`, 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: variants `Sub`, `Mult`, and `Div` are never constructed
[INFO] [stdout]   --> src/instruction.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub enum Binary {
[INFO] [stdout]    |          ------ variants in this enum
[INFO] [stdout] 17 |     Add,
[INFO] [stdout] 18 |     Sub,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 19 |     Mult,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 20 |     Div,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Binary` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ret_addr` is never read
[INFO] [stdout]  --> src/stack.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Frame<'a, T> {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 7 |     pub ret_addr: usize,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Frame` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `push2` and `ret` are never used
[INFO] [stdout]   --> src/stack.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl<'a, T: Clone> Stack<'a, T> {
[INFO] [stdout]    | ------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn push2(&mut self, data: (T, T)) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 72 |     pub fn ret(&mut self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `String` and `Bool` are never constructed
[INFO] [stdout]  --> src/value.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum Value<'a> {
[INFO] [stdout]   |          ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 7 |     String(&'a str),
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 8 |     Bool(bool),
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Value` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/vm.rs:10:16
[INFO] [stdout]    |
[INFO] [stdout] 10 |     NotInScope(&'a str),
[INFO] [stdout]    |     ---------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `VmError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 10 -     NotInScope(&'a str),
[INFO] [stdout] 10 +     NotInScope(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/vm.rs:11:20
[INFO] [stdout]    |
[INFO] [stdout] 11 |     MismatchedType(&'a str),
[INFO] [stdout]    |     -------------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `VmError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 11 -     MismatchedType(&'a str),
[INFO] [stdout] 11 +     MismatchedType(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ret` is never used
[INFO] [stdout]   --> src/vm.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl<'a> Vm<'a> {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 85 |     fn ret(&mut self) -> VmResult<'a, ()> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Jump`, `JumpIfFalse`, `Store`, `Load`, and `BuildList` are never constructed
[INFO] [stdout]  --> src/instruction.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum Instr<'a> {
[INFO] [stdout]   |          ----- variants in this enum
[INFO] [stdout] 5 |     Jump(usize),
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 6 |     JumpIfFalse(usize),
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 7 |     Store(&'a str),
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 8 |     Load(&'a str),
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 9 |     BuildList(usize),
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Instr` has derived impls for the traits `Clone` and `Debug`, 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: variants `Sub`, `Mult`, and `Div` are never constructed
[INFO] [stdout]   --> src/instruction.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub enum Binary {
[INFO] [stdout]    |          ------ variants in this enum
[INFO] [stdout] 17 |     Add,
[INFO] [stdout] 18 |     Sub,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 19 |     Mult,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 20 |     Div,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Binary` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ret_addr` is never read
[INFO] [stdout]  --> src/stack.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Frame<'a, T> {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 7 |     pub ret_addr: usize,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Frame` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `push2` and `ret` are never used
[INFO] [stdout]   --> src/stack.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl<'a, T: Clone> Stack<'a, T> {
[INFO] [stdout]    | ------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn push2(&mut self, data: (T, T)) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 72 |     pub fn ret(&mut self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `String` and `Bool` are never constructed
[INFO] [stdout]  --> src/value.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum Value<'a> {
[INFO] [stdout]   |          ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 7 |     String(&'a str),
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 8 |     Bool(bool),
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Value` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/vm.rs:10:16
[INFO] [stdout]    |
[INFO] [stdout] 10 |     NotInScope(&'a str),
[INFO] [stdout]    |     ---------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `VmError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 10 -     NotInScope(&'a str),
[INFO] [stdout] 10 +     NotInScope(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/vm.rs:11:20
[INFO] [stdout]    |
[INFO] [stdout] 11 |     MismatchedType(&'a str),
[INFO] [stdout]    |     -------------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `VmError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 11 -     MismatchedType(&'a str),
[INFO] [stdout] 11 +     MismatchedType(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ret` is never used
[INFO] [stdout]   --> src/vm.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl<'a> Vm<'a> {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 85 |     fn ret(&mut self) -> VmResult<'a, ()> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "f8c72f303fd9ae7b1a945fc17bab4e68dff86559bd5345d9ca80da6fc5fdc7a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8c72f303fd9ae7b1a945fc17bab4e68dff86559bd5345d9ca80da6fc5fdc7a5", kill_on_drop: false }`
[INFO] [stdout] f8c72f303fd9ae7b1a945fc17bab4e68dff86559bd5345d9ca80da6fc5fdc7a5
