[INFO] cloning repository https://github.com/roshangiyanani/rlox [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/roshangiyanani/rlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froshangiyanani%2Frlox", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froshangiyanani%2Frlox'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9250f0b8f6d434cbdfd8a25f800b93c579db9167 [INFO] testing roshangiyanani/rlox/9250f0b8f6d434cbdfd8a25f800b93c579db9167 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froshangiyanani%2Frlox" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/roshangiyanani/rlox [INFO] finished tweaking git repo https://github.com/roshangiyanani/rlox [INFO] tweaked toml for git repo https://github.com/roshangiyanani/rlox written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/roshangiyanani/rlox on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/roshangiyanani/rlox 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded simple_logger v1.15.0 [INFO] [stderr] Downloaded structopt v0.3.25 [INFO] [stderr] Downloaded test-case v2.2.2 [INFO] [stderr] Downloaded time v0.3.5 [INFO] [stderr] Downloaded num_enum v0.5.4 [INFO] [stderr] Downloaded test-case-macros v2.2.2 [INFO] [stderr] Downloaded libc v0.2.109 [INFO] [stderr] Downloaded num_enum_derive v0.5.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5a9dcbc16603b04e9b76119e9e222c5793eae84073eede495cf07719a873009a [INFO] running `Command { std: "docker" "start" "-a" "5a9dcbc16603b04e9b76119e9e222c5793eae84073eede495cf07719a873009a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5a9dcbc16603b04e9b76119e9e222c5793eae84073eede495cf07719a873009a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a9dcbc16603b04e9b76119e9e222c5793eae84073eede495cf07719a873009a", kill_on_drop: false }` [INFO] [stdout] 5a9dcbc16603b04e9b76119e9e222c5793eae84073eede495cf07719a873009a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 2ff38107f92e22f9795dd4da9fa49b1852bd71116ef6179420da7afa4f1099c3 [INFO] running `Command { std: "docker" "start" "-a" "2ff38107f92e22f9795dd4da9fa49b1852bd71116ef6179420da7afa4f1099c3", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling libc v0.2.109 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling time-macros v0.2.3 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling proc-macro2 v1.0.33 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling phf_shared v0.11.1 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling phf_generator v0.11.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling time v0.3.5 [INFO] [stderr] Compiling colored v1.9.3 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling simple_logger v1.15.0 [INFO] [stderr] Compiling toml v0.5.8 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Compiling phf_macros v0.11.1 [INFO] [stderr] Compiling phf v0.11.1 [INFO] [stderr] Compiling thiserror v1.0.30 [INFO] [stderr] Compiling proc-macro-crate v1.1.0 [INFO] [stderr] Compiling num_enum_derive v0.5.4 [INFO] [stderr] Compiling structopt v0.3.25 [INFO] [stderr] Compiling num_enum v0.5.4 [INFO] [stderr] Compiling rlox v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Binary` [INFO] [stdout] --> src/bytecode/core.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt::{Binary, Display}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Display` [INFO] [stdout] --> src/bytecode/parser.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt::Display; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::compiler::scanner::Token` [INFO] [stdout] --> src/compiler/syntax_tree.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::compiler::scanner::Token; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Error` [INFO] [stdout] --> src/compiler/syntax_tree.rs:3:16 [INFO] [stdout] | [INFO] [stdout] 3 | use std::fmt::{Error, Formatter, Write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Write` [INFO] [stdout] --> src/compiler/syntax_tree.rs:3:34 [INFO] [stdout] | [INFO] [stdout] 3 | use std::fmt::{Error, Formatter, Write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `add_instruction`, `add_instructions`, `add_op`, `add_raw`, and `add_constant` are never used [INFO] [stdout] --> src/bytecode/core.rs:64:19 [INFO] [stdout] | [INFO] [stdout] 63 | impl Chunk { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 64 | pub(crate) fn new() -> Chunk { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 72 | pub(crate) fn add_instruction(&mut self, line: u32, instruction: Instruction) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 88 | pub(crate) fn add_instructions(&mut self, instructions: &[(u32, Instruction)]) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 94 | fn add_op(&mut self, op: OpCode, line: u32) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 98 | fn add_raw(&mut self, code: u8, line: u32) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 103 | fn add_constant(&mut self, constant: Value) -> u8 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `UnaryOperator` is never used [INFO] [stdout] --> src/compiler/syntax_tree.rs:6:6 [INFO] [stdout] | [INFO] [stdout] 6 | enum UnaryOperator { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `UnaryOperator` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `BinaryOperator` is never used [INFO] [stdout] --> src/compiler/syntax_tree.rs:22:6 [INFO] [stdout] | [INFO] [stdout] 22 | enum BinaryOperator { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BinaryOperator` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Literal` is never used [INFO] [stdout] --> src/compiler/syntax_tree.rs:54:10 [INFO] [stdout] | [INFO] [stdout] 54 | pub enum Literal<'a> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Literal` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Expression` is never used [INFO] [stdout] --> src/compiler/syntax_tree.rs:73:6 [INFO] [stdout] | [INFO] [stdout] 73 | enum Expression<'a> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Expression` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `DissemblerPrinter` is never constructed [INFO] [stdout] --> src/dissembler.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct DissemblerPrinter { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `DissemblerPrinter` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `dissemble`, and `print` are never used [INFO] [stdout] --> src/dissembler.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 11 | impl DissemblerPrinter { [INFO] [stdout] | ---------------------- associated items in this implementation [INFO] [stdout] 12 | pub fn new() -> DissemblerPrinter { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 16 | pub fn dissemble(chunk: &Chunk, name: &str) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 26 | pub fn print( [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `VM` is never constructed [INFO] [stdout] --> src/vm.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct VM { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `EmptyStack` is never constructed [INFO] [stdout] --> src/vm.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub enum InterpreterError { [INFO] [stdout] | ---------------- variant in this enum [INFO] [stdout] 15 | ParseError(BytecodeParseError), [INFO] [stdout] 16 | EmptyStack, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `InterpreterError` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `ControlFlow` is never used [INFO] [stdout] --> src/vm.rs:25:6 [INFO] [stdout] | [INFO] [stdout] 25 | enum ControlFlow { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `stack_pop`, `interpret`, and `interpret_chunk` are never used [INFO] [stdout] --> src/vm.rs:31:12 [INFO] [stdout] | [INFO] [stdout] 30 | impl VM { [INFO] [stdout] | ------- associated items in this implementation [INFO] [stdout] 31 | pub fn new() -> VM { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | fn stack_pop(&mut self) -> Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 39 | fn interpret(&mut self, instruction: Instruction) -> Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 67 | pub fn interpret_chunk(chunk: Chunk) -> Result<(), InterpreterError> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.50s [INFO] running `Command { std: "docker" "inspect" "2ff38107f92e22f9795dd4da9fa49b1852bd71116ef6179420da7afa4f1099c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ff38107f92e22f9795dd4da9fa49b1852bd71116ef6179420da7afa4f1099c3", kill_on_drop: false }` [INFO] [stdout] 2ff38107f92e22f9795dd4da9fa49b1852bd71116ef6179420da7afa4f1099c3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 9f34a3a7d9fc9b00c3c7813817a6e430c93ac51adeb856380a085e666dcd8756 [INFO] running `Command { std: "docker" "start" "-a" "9f34a3a7d9fc9b00c3c7813817a6e430c93ac51adeb856380a085e666dcd8756", kill_on_drop: false }` [INFO] [stderr] Compiling test-case-macros v2.2.2 [INFO] [stderr] Compiling test-case v2.2.2 [INFO] [stderr] Compiling rlox v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Binary` [INFO] [stdout] --> src/bytecode/core.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt::{Binary, Display}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Display` [INFO] [stdout] --> src/bytecode/parser.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt::Display; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::compiler::scanner::Token` [INFO] [stdout] --> src/compiler/syntax_tree.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::compiler::scanner::Token; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Error` [INFO] [stdout] --> src/compiler/syntax_tree.rs:3:16 [INFO] [stdout] | [INFO] [stdout] 3 | use std::fmt::{Error, Formatter, Write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Write` [INFO] [stdout] --> src/compiler/syntax_tree.rs:3:34 [INFO] [stdout] | [INFO] [stdout] 3 | use std::fmt::{Error, Formatter, Write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Bang` is never constructed [INFO] [stdout] --> src/compiler/syntax_tree.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 6 | enum UnaryOperator { [INFO] [stdout] | ------------- variant in this enum [INFO] [stdout] 7 | Minus, [INFO] [stdout] 8 | Bang, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `UnaryOperator` 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: multiple variants are never constructed [INFO] [stdout] --> src/compiler/syntax_tree.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 22 | enum BinaryOperator { [INFO] [stdout] | -------------- variants in this enum [INFO] [stdout] 23 | EqualEqual, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 24 | BangEqual, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 25 | Less, [INFO] [stdout] | ^^^^ [INFO] [stdout] 26 | LessEqual, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 27 | Greater, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 28 | GreaterEqual, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 29 | Plus, [INFO] [stdout] | ^^^^ [INFO] [stdout] 30 | Minus, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 31 | Star, [INFO] [stdout] 32 | Slash, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BinaryOperator` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Identifier`, `String`, and `Nil` are never constructed [INFO] [stdout] --> src/compiler/syntax_tree.rs:55:5 [INFO] [stdout] | [INFO] [stdout] 54 | pub enum Literal<'a> { [INFO] [stdout] | ------- variants in this enum [INFO] [stdout] 55 | Identifier(&'a str), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 56 | String(&'a str), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 57 | Number(f64), [INFO] [stdout] 58 | Nil, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Literal` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `DissemblerPrinter` is never constructed [INFO] [stdout] --> src/dissembler.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct DissemblerPrinter { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `DissemblerPrinter` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `dissemble`, and `print` are never used [INFO] [stdout] --> src/dissembler.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 11 | impl DissemblerPrinter { [INFO] [stdout] | ---------------------- associated items in this implementation [INFO] [stdout] 12 | pub fn new() -> DissemblerPrinter { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 16 | pub fn dissemble(chunk: &Chunk, name: &str) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 26 | pub fn print( [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `VM` is never constructed [INFO] [stdout] --> src/vm.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct VM { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `EmptyStack` is never constructed [INFO] [stdout] --> src/vm.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub enum InterpreterError { [INFO] [stdout] | ---------------- variant in this enum [INFO] [stdout] 15 | ParseError(BytecodeParseError), [INFO] [stdout] 16 | EmptyStack, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `InterpreterError` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `ControlFlow` is never used [INFO] [stdout] --> src/vm.rs:25:6 [INFO] [stdout] | [INFO] [stdout] 25 | enum ControlFlow { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `stack_pop`, `interpret`, and `interpret_chunk` are never used [INFO] [stdout] --> src/vm.rs:31:12 [INFO] [stdout] | [INFO] [stdout] 30 | impl VM { [INFO] [stdout] | ------- associated items in this implementation [INFO] [stdout] 31 | pub fn new() -> VM { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | fn stack_pop(&mut self) -> Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 39 | fn interpret(&mut self, instruction: Instruction) -> Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 67 | pub fn interpret_chunk(chunk: Chunk) -> Result<(), InterpreterError> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/compiler/scanner.rs:279:20 [INFO] [stdout] | [INFO] [stdout] 279 | fn scan(input: &str) -> Vec { [INFO] [stdout] | ^^^^ ----- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 279 | fn scan(input: &str) -> Vec> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 2.44s [INFO] running `Command { std: "docker" "inspect" "9f34a3a7d9fc9b00c3c7813817a6e430c93ac51adeb856380a085e666dcd8756", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f34a3a7d9fc9b00c3c7813817a6e430c93ac51adeb856380a085e666dcd8756", kill_on_drop: false }` [INFO] [stdout] 9f34a3a7d9fc9b00c3c7813817a6e430c93ac51adeb856380a085e666dcd8756 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 289de675093b4d2c2244f5e10bb59bb2774d9a4841a37a11c9651c6d6c0d8d57 [INFO] running `Command { std: "docker" "start" "-a" "289de675093b4d2c2244f5e10bb59bb2774d9a4841a37a11c9651c6d6c0d8d57", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `Binary` [INFO] [stderr] --> src/bytecode/core.rs:1:16 [INFO] [stderr] | [INFO] [stderr] 1 | use std::fmt::{Binary, Display}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fmt::Display` [INFO] [stderr] --> src/bytecode/parser.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::fmt::Display; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::compiler::scanner::Token` [INFO] [stderr] --> src/compiler/syntax_tree.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use crate::compiler::scanner::Token; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Error` [INFO] [stderr] --> src/compiler/syntax_tree.rs:3:16 [INFO] [stderr] | [INFO] [stderr] 3 | use std::fmt::{Error, Formatter, Write}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Write` [INFO] [stderr] --> src/compiler/syntax_tree.rs:3:34 [INFO] [stderr] | [INFO] [stderr] 3 | use std::fmt::{Error, Formatter, Write}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant `Bang` is never constructed [INFO] [stderr] --> src/compiler/syntax_tree.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 6 | enum UnaryOperator { [INFO] [stderr] | ------------- variant in this enum [INFO] [stderr] 7 | Minus, [INFO] [stderr] 8 | Bang, [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `UnaryOperator` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: multiple variants are never constructed [INFO] [stderr] --> src/compiler/syntax_tree.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 22 | enum BinaryOperator { [INFO] [stderr] | -------------- variants in this enum [INFO] [stderr] 23 | EqualEqual, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] 24 | BangEqual, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] 25 | Less, [INFO] [stderr] | ^^^^ [INFO] [stderr] 26 | LessEqual, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] 27 | Greater, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] 28 | GreaterEqual, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] 29 | Plus, [INFO] [stderr] | ^^^^ [INFO] [stderr] 30 | Minus, [INFO] [stderr] | ^^^^^ [INFO] [stderr] 31 | Star, [INFO] [stderr] 32 | Slash, [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `BinaryOperator` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: variants `Identifier`, `String`, and `Nil` are never constructed [INFO] [stderr] --> src/compiler/syntax_tree.rs:55:5 [INFO] [stderr] | [INFO] [stderr] 54 | pub enum Literal<'a> { [INFO] [stderr] | ------- variants in this enum [INFO] [stderr] 55 | Identifier(&'a str), [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] 56 | String(&'a str), [INFO] [stderr] | ^^^^^^ [INFO] [stderr] 57 | Number(f64), [INFO] [stderr] 58 | Nil, [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Literal` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: struct `DissemblerPrinter` is never constructed [INFO] [stderr] --> src/dissembler.rs:7:12 [INFO] [stderr] | [INFO] [stderr] 7 | pub struct DissemblerPrinter { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `DissemblerPrinter` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: associated items `new`, `dissemble`, and `print` are never used [INFO] [stderr] --> src/dissembler.rs:12:12 [INFO] [stderr] | [INFO] [stderr] 11 | impl DissemblerPrinter { [INFO] [stderr] | ---------------------- associated items in this implementation [INFO] [stderr] 12 | pub fn new() -> DissemblerPrinter { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 16 | pub fn dissemble(chunk: &Chunk, name: &str) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 26 | pub fn print( [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `VM` is never constructed [INFO] [stderr] --> src/vm.rs:9:12 [INFO] [stderr] | [INFO] [stderr] 9 | pub struct VM { [INFO] [stderr] | ^^ [INFO] [stderr] [INFO] [stderr] warning: variant `EmptyStack` is never constructed [INFO] [stderr] --> src/vm.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 14 | pub enum InterpreterError { [INFO] [stderr] | ---------------- variant in this enum [INFO] [stderr] 15 | ParseError(BytecodeParseError), [INFO] [stderr] 16 | EmptyStack, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `InterpreterError` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: enum `ControlFlow` is never used [INFO] [stderr] --> src/vm.rs:25:6 [INFO] [stderr] | [INFO] [stderr] 25 | enum ControlFlow { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated items `new`, `stack_pop`, `interpret`, and `interpret_chunk` are never used [INFO] [stderr] --> src/vm.rs:31:12 [INFO] [stderr] | [INFO] [stderr] 30 | impl VM { [INFO] [stderr] | ------- associated items in this implementation [INFO] [stderr] 31 | pub fn new() -> VM { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 35 | fn stack_pop(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 39 | fn interpret(&mut self, instruction: Instruction) -> Result { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 67 | pub fn interpret_chunk(chunk: Chunk) -> Result<(), InterpreterError> { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/compiler/scanner.rs:279:20 [INFO] [stderr] | [INFO] [stderr] 279 | fn scan(input: &str) -> Vec { [INFO] [stderr] | ^^^^ ----- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 279 | fn scan(input: &str) -> Vec> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `rlox` (bin "rlox" test) generated 15 warnings (run `cargo fix --bin "rlox" --tests` to apply 5 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/rlox-07b35cbdfc59dd15) [INFO] [stdout] [INFO] [stdout] running 63 tests [INFO] [stdout] test bytecode::parser::tests::early_eof ... ok [INFO] [stdout] test bytecode::core::tests::add_return ... ok [INFO] [stdout] test compiler::scanner::tests::identifier::first_whitespace ... ok [INFO] [stdout] test compiler::scanner::tests::keyword::_ands_token_identifier_ands_expects ... ok [INFO] [stdout] test compiler::scanner::tests::identifier::underscore ... ok [INFO] [stdout] test bytecode::core::tests::add_constant ... ok [INFO] [stdout] test compiler::scanner::tests::identifier::first_plus_no_whitespace ... ok [INFO] [stdout] test bytecode::parser::tests::missing_constant ... ok [INFO] [stdout] test compiler::scanner::tests::keyword::_and_token_and_expects ... ok [INFO] [stdout] test compiler::scanner::tests::identifier::first_plus_whitespace ... ok [INFO] [stdout] test compiler::scanner::tests::comment_parses_line ... ok [INFO] [stdout] test compiler::scanner::tests::keyword::_class_token_class_expects ... ok [INFO] [stdout] test compiler::scanner::tests::keyword::_else_token_else_expects ... ok [INFO] [stdout] test bytecode::parser::tests::normal ... ok [INFO] [stdout] test compiler::scanner::tests::keyword::_for_token_for_expects ... ok [INFO] [stdout] test compiler::scanner::tests::identifier::first_eof ... ok [INFO] [stdout] test compiler::scanner::tests::keyword::_false_token_false_expects ... ok [INFO] [stdout] test compiler::scanner::tests::keyword::_nil_token_nil_expects ... ok [INFO] [stdout] test compiler::scanner::tests::keyword::_or_token_or_expects ... ok [INFO] [stdout] test compiler::scanner::tests::keyword::_print_token_print_expects ... ok [INFO] [stdout] test compiler::scanner::tests::keyword::_return_token_return_expects ... ok [INFO] [stdout] test compiler::scanner::tests::keyword::_super_token_super_expects ... ok [INFO] [stdout] test compiler::scanner::tests::keyword::_this_token_this_expects ... ok [INFO] [stdout] test compiler::scanner::tests::keyword::_fun_token_fun_expects ... ok [INFO] [stdout] test compiler::scanner::tests::keyword::_var_token_var_expects ... ok [INFO] [stdout] test compiler::scanner::tests::keyword::_true_token_true_expects ... ok [INFO] [stdout] test compiler::scanner::tests::keyword::_while_token_while_expects ... ok [INFO] [stdout] test compiler::scanner::tests::keyword::and_space ... ok [INFO] [stdout] test compiler::scanner::tests::number::_1_2_token_number_1_2f64_none_expects ... ok [INFO] [stdout] test compiler::scanner::tests::number::_2_token_number_0_2f64_none_expects ... ok [INFO] [stdout] test compiler::scanner::tests::number::_2_token_number_2f64_none_expects ... ok [INFO] [stdout] test compiler::scanner::tests::number::_1_2_token_number_1_2f64_some_token_dot_expects ... ok [INFO] [stdout] test compiler::scanner::tests::keyword::_if_token_if_expects ... ok [INFO] [stdout] test compiler::scanner::tests::number::_2_token_number_2f64_some_token_dot_expects ... ok [INFO] [stdout] test compiler::scanner::tests::one_or_two_char_token_as_one_char_tokens::_token_bang_token_equal_expects ... ok [INFO] [stdout] test compiler::scanner::tests::one_or_two_char_token_as_one_char_tokens::_token_equal_token_equal_expects ... ok [INFO] [stdout] test compiler::scanner::tests::one_or_two_char_token_as_one_char_tokens::_token_greater_token_equal_expects ... ok [INFO] [stdout] test compiler::scanner::tests::single_character_token::_token_dot_expects ... ok [INFO] [stdout] test compiler::scanner::tests::single_character_token::_token_leftparen_expects ... ok [INFO] [stdout] test compiler::scanner::tests::one_or_two_char_token_as_two_char_token::_comment_token_comment_comment_expects ... ok [INFO] [stdout] test compiler::scanner::tests::one_or_two_char_token_as_two_char_token::_token_bangequal_expects ... ok [INFO] [stdout] test compiler::scanner::tests::one_or_two_char_token_as_two_char_token::empty ... ok [INFO] [stdout] test compiler::scanner::tests::one_or_two_char_token_as_two_char_token::single_whitespace ... ok [INFO] [stdout] test compiler::scanner::tests::one_or_two_char_token_as_one_char_tokens::_token_less_token_equal_expects ... ok [INFO] [stdout] test compiler::scanner::tests::single_character_token::_token_comma_expects ... ok [INFO] [stdout] test compiler::scanner::tests::single_character_token::_token_minus_expects ... ok [INFO] [stdout] test compiler::scanner::tests::single_character_token::_token_semicolon_expects ... ok [INFO] [stdout] test compiler::scanner::tests::single_character_token::_token_star_expects ... ok [INFO] [stdout] test compiler::scanner::tests::one_or_two_char_token_as_two_char_token::_token_lessequal_expects ... ok [INFO] [stdout] test compiler::scanner::tests::one_or_two_char_token_as_two_char_token::_token_greaterequal_expects ... ok [INFO] [stdout] test compiler::scanner::tests::one_or_two_char_token_as_two_char_token::empty_newline ... ok [INFO] [stdout] test compiler::scanner::tests::one_or_two_char_token_as_two_char_token::newline ... ok [INFO] [stdout] test compiler::scanner::tests::single_character_token::_token_plus_expects ... ok [INFO] [stdout] test compiler::scanner::tests::one_or_two_char_token_as_two_char_token::_token_equalequal_expects ... ok [INFO] [stdout] test compiler::scanner::tests::one_or_two_char_token_as_one_char_tokens::_token_slash_token_slash_expects ... ok [INFO] [stdout] test compiler::scanner::tests::single_character_token::empty_string ... ok [INFO] [stdout] test compiler::scanner::tests::single_character_token::_token_rightparen_expects ... ok [INFO] [stdout] test compiler::scanner::tests::single_character_token::newline_string ... ok [INFO] [stdout] test compiler::scanner::tests::unterminated_string ... ok [INFO] [stdout] test compiler::syntax_tree::tests::test_expression_display ... ok [INFO] [stdout] test compiler::scanner::tests::whitespace ... ok [INFO] [stdout] test compiler::scanner::tests::single_character_token::_test_token_string_test_expects ... ok [INFO] [stdout] test compiler::scanner::tests::one_or_two_char_token_as_two_char_token::single_whitespace_newline ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 63 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "289de675093b4d2c2244f5e10bb59bb2774d9a4841a37a11c9651c6d6c0d8d57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "289de675093b4d2c2244f5e10bb59bb2774d9a4841a37a11c9651c6d6c0d8d57", kill_on_drop: false }` [INFO] [stdout] 289de675093b4d2c2244f5e10bb59bb2774d9a4841a37a11c9651c6d6c0d8d57