[INFO] cloning repository https://github.com/piittis/rust-beginnings
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/piittis/rust-beginnings" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpiittis%2Frust-beginnings", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpiittis%2Frust-beginnings'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpiittis%2Frust-beginnings: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/piittis/rust-beginnings
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/piittis/rust-beginnings" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpiittis%2Frust-beginnings", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpiittis%2Frust-beginnings'...
[INFO] [stderr] error: failed to write new configuration file /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpiittis%2Frust-beginnings/config.lock
[INFO] [stderr] fatal: could not set 'core.repositoryformatversion' to '0'
[WARN] Retrying crate fetch in 3 seconds (attempt 2)
[INFO] cloning repository https://github.com/piittis/rust-beginnings
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/piittis/rust-beginnings" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpiittis%2Frust-beginnings", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpiittis%2Frust-beginnings'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dac3004a4b51e7a78a5c4f8d2d11721267d0df9c
[INFO] checking piittis/rust-beginnings against master#5a45ab9738330fb317d49e3594c2db5248b1e971 for pr-136303
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpiittis%2Frust-beginnings" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/piittis/rust-beginnings on toolchain 5a45ab9738330fb317d49e3594c2db5248b1e971
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5a45ab9738330fb317d49e3594c2db5248b1e971" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/piittis/rust-beginnings
[INFO] finished tweaking git repo https://github.com/piittis/rust-beginnings
[INFO] tweaked toml for git repo https://github.com/piittis/rust-beginnings written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/piittis/rust-beginnings 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" "+5a45ab9738330fb317d49e3594c2db5248b1e971" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+5a45ab9738330fb317d49e3594c2db5248b1e971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9bbd74a9ee4829b8ceabf9e173e22c16d3bb79d20541f1d3dbc72409019158a0
[INFO] running `Command { std: "docker" "start" "-a" "9bbd74a9ee4829b8ceabf9e173e22c16d3bb79d20541f1d3dbc72409019158a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9bbd74a9ee4829b8ceabf9e173e22c16d3bb79d20541f1d3dbc72409019158a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bbd74a9ee4829b8ceabf9e173e22c16d3bb79d20541f1d3dbc72409019158a0", kill_on_drop: false }`
[INFO] [stdout] 9bbd74a9ee4829b8ceabf9e173e22c16d3bb79d20541f1d3dbc72409019158a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+5a45ab9738330fb317d49e3594c2db5248b1e971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d32990172fbc4ada5288abc68d1d6f0197309c7ab16d3acc74cb37d82312019
[INFO] running `Command { std: "docker" "start" "-a" "8d32990172fbc4ada5288abc68d1d6f0197309c7ab16d3acc74cb37d82312019", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.78
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking start v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::str::Chars`
[INFO] [stdout]  --> src/scanner.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::str::Chars;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::Chars`
[INFO] [stdout]  --> src/scanner.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::str::Chars;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chunk`
[INFO] [stdout]   --> src/compiler.rs:31:30
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn compile(source: &str, chunk: &Chunk) {
[INFO] [stdout]    |                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_chunk`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chunk`
[INFO] [stdout]   --> src/compiler.rs:31:30
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn compile(source: &str, chunk: &Chunk) {
[INFO] [stdout]    |                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_chunk`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/scanner.rs:174:13
[INFO] [stdout]     |
[INFO] [stdout] 174 |         for i in 0..count - 1 {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]    --> src/scanner.rs:175:25
[INFO] [stdout]     |
[INFO] [stdout] 175 |             if let Some(c) = self.advance() {}
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/scanner.rs:179:13
[INFO] [stdout]     |
[INFO] [stdout] 179 |         for i in 0..count {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/scanner.rs:174:13
[INFO] [stdout]     |
[INFO] [stdout] 174 |         for i in 0..count - 1 {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]    --> src/scanner.rs:175:25
[INFO] [stdout]     |
[INFO] [stdout] 175 |             if let Some(c) = self.advance() {}
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/scanner.rs:179:13
[INFO] [stdout]     |
[INFO] [stdout] 179 |         for i in 0..count {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `new_line`, `write_chunk`, and `write_constant` are never used
[INFO] [stdout]   --> src/chunk.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Chunk {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn new_line(&mut self, line: u32) {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn write_chunk(&mut self, code: u8, line: u32) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub fn write_constant(&mut self, value: Value, line: u32) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `disassemble_chunk` is never used
[INFO] [stdout]  --> src/debug.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn disassemble_chunk(chunk: &Chunk, name: &str) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `lexeme` is never read
[INFO] [stdout]   --> src/scanner.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Token<'a> {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 15 |     pub t_type: TokenType,
[INFO] [stdout] 16 |     pub lexeme: &'a str,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/scanner.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum TokenType {
[INFO] [stdout]    |          --------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 46 |     TemplateStart,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 47 |     TemplateEnd,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 48 |     TemplatePart, // Part of literal text inside a template
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 49 |     InterpolationStart,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 50 |     InterpolationEnd,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     False,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 62 |     For,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 63 |     Fun,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     This,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 71 |     True,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TokenType` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `ignore`, `peek`, and `peek_many` are never used
[INFO] [stdout]    --> src/scanner.rs:163:8
[INFO] [stdout]     |
[INFO] [stdout] 79  | impl<'a> Scanner<'a> {
[INFO] [stdout]     | -------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 163 |     fn ignore(&mut self) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     fn peek(&mut self) -> Option<char> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 173 |     fn peek_many(&mut self, count: usize) -> Option<char> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `CompileError` and `RuntimeError` are never constructed
[INFO] [stdout]   --> src/vm.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub enum InterpretResult {
[INFO] [stdout]    |          --------------- variants in this enum
[INFO] [stdout] 12 |     Ok,
[INFO] [stdout] 13 |     CompileError,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 14 |     RuntimeError,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `resetStack` is never used
[INFO] [stdout]   --> src/vm.rs:82:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl<'a> VM<'a> {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 82 |     fn resetStack(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `new_line`, `write_chunk`, and `write_constant` are never used
[INFO] [stdout]   --> src/chunk.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Chunk {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn new_line(&mut self, line: u32) {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn write_chunk(&mut self, code: u8, line: u32) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub fn write_constant(&mut self, value: Value, line: u32) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `disassemble_chunk` is never used
[INFO] [stdout]  --> src/debug.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn disassemble_chunk(chunk: &Chunk, name: &str) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `lexeme` is never read
[INFO] [stdout]   --> src/scanner.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Token<'a> {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 15 |     pub t_type: TokenType,
[INFO] [stdout] 16 |     pub lexeme: &'a str,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |         io::stdout().flush();
[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)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let _ = io::stdout().flush();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/scanner.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum TokenType {
[INFO] [stdout]    |          --------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 46 |     TemplateStart,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 47 |     TemplateEnd,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 48 |     TemplatePart, // Part of literal text inside a template
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 49 |     InterpolationStart,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 50 |     InterpolationEnd,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     False,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 62 |     For,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 63 |     Fun,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     This,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 71 |     True,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TokenType` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `ignore`, `peek`, and `peek_many` are never used
[INFO] [stdout]    --> src/scanner.rs:163:8
[INFO] [stdout]     |
[INFO] [stdout] 79  | impl<'a> Scanner<'a> {
[INFO] [stdout]     | -------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 163 |     fn ignore(&mut self) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     fn peek(&mut self) -> Option<char> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 173 |     fn peek_many(&mut self, count: usize) -> Option<char> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `CompileError` and `RuntimeError` are never constructed
[INFO] [stdout]   --> src/vm.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub enum InterpretResult {
[INFO] [stdout]    |          --------------- variants in this enum
[INFO] [stdout] 12 |     Ok,
[INFO] [stdout] 13 |     CompileError,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 14 |     RuntimeError,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `resetStack` should have a snake case name
[INFO] [stdout]   --> src/vm.rs:82:8
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn resetStack(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^ help: convert the identifier to snake case: `reset_stack`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `resetStack` is never used
[INFO] [stdout]   --> src/vm.rs:82:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl<'a> VM<'a> {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 82 |     fn resetStack(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |         io::stdout().flush();
[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)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let _ = io::stdout().flush();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `resetStack` should have a snake case name
[INFO] [stdout]   --> src/vm.rs:82:8
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn resetStack(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^ help: convert the identifier to snake case: `reset_stack`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.48s
[INFO] running `Command { std: "docker" "inspect" "8d32990172fbc4ada5288abc68d1d6f0197309c7ab16d3acc74cb37d82312019", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d32990172fbc4ada5288abc68d1d6f0197309c7ab16d3acc74cb37d82312019", kill_on_drop: false }`
[INFO] [stdout] 8d32990172fbc4ada5288abc68d1d6f0197309c7ab16d3acc74cb37d82312019
