[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] a2ede60935ae96b25db0dc2970fb1f97a69294a8 [INFO] testing roshangiyanani/rlox against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froshangiyanani%2Frlox" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/roshangiyanani/rlox on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-13/source/Cargo.toml [INFO] crate git repo https://github.com/roshangiyanani/rlox already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] af4e1fad81c389cd99d4465da978f44560a59383bd3f56ae96ed16e1c41ae6b4 [INFO] running `Command { std: "docker" "start" "-a" "af4e1fad81c389cd99d4465da978f44560a59383bd3f56ae96ed16e1c41ae6b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "af4e1fad81c389cd99d4465da978f44560a59383bd3f56ae96ed16e1c41ae6b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af4e1fad81c389cd99d4465da978f44560a59383bd3f56ae96ed16e1c41ae6b4", kill_on_drop: false }` [INFO] [stdout] af4e1fad81c389cd99d4465da978f44560a59383bd3f56ae96ed16e1c41ae6b4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] feda7bf4ce6b1fdf54163dfc45eba281b1910d62b57566b3305f74f0b5bfc868 [INFO] running `Command { std: "docker" "start" "-a" "feda7bf4ce6b1fdf54163dfc45eba281b1910d62b57566b3305f74f0b5bfc868", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.33 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling libc v0.2.109 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling anyhow v1.0.51 [INFO] [stderr] Compiling time-macros v0.2.3 [INFO] [stderr] Compiling peekmore v1.0.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling time v0.3.5 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling colored v1.9.3 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [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 structopt v0.3.25 [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 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: field is never read: `prev_line` [INFO] [stdout] --> src/dissembler.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | prev_line: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `DissemblerPrinter` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/dissembler.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | #[derive(Debug, Clone, Copy)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/dissembler.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn new() -> DissemblerPrinter { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `dissemble` [INFO] [stdout] --> src/dissembler.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn dissemble(chunk: &Chunk, name: &str) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `print` [INFO] [stdout] --> src/dissembler.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn print( [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `VM` [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 is never constructed: `EmptyStack` [INFO] [stdout] --> src/vm.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | EmptyStack, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `InterpreterError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/vm.rs:13:10 [INFO] [stdout] | [INFO] [stdout] 13 | #[derive(Debug, Clone, Copy, PartialEq)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `ControlFlow` [INFO] [stdout] --> src/vm.rs:25:6 [INFO] [stdout] | [INFO] [stdout] 25 | enum ControlFlow { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/vm.rs:31:12 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn new() -> VM { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `stack_pop` [INFO] [stdout] --> src/vm.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 35 | fn stack_pop(&mut self) -> Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `interpret` [INFO] [stdout] --> src/vm.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | fn interpret(&mut self, instruction: Instruction) -> Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `interpret_chunk` [INFO] [stdout] --> src/vm.rs:67:12 [INFO] [stdout] | [INFO] [stdout] 67 | pub fn interpret_chunk(chunk: Chunk) -> Result<(), InterpreterError> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/bytecode/core.rs:64:19 [INFO] [stdout] | [INFO] [stdout] 64 | pub(crate) fn new() -> Chunk { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_instruction` [INFO] [stdout] --> src/bytecode/core.rs:72:19 [INFO] [stdout] | [INFO] [stdout] 72 | pub(crate) fn add_instruction(&mut self, line: u32, instruction: Instruction) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_instructions` [INFO] [stdout] --> src/bytecode/core.rs:88:19 [INFO] [stdout] | [INFO] [stdout] 88 | pub(crate) fn add_instructions(&mut self, instructions: &[(u32, Instruction)]) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_op` [INFO] [stdout] --> src/bytecode/core.rs:94:8 [INFO] [stdout] | [INFO] [stdout] 94 | fn add_op(&mut self, op: OpCode, line: u32) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_raw` [INFO] [stdout] --> src/bytecode/core.rs:98:8 [INFO] [stdout] | [INFO] [stdout] 98 | fn add_raw(&mut self, code: u8, line: u32) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_constant` [INFO] [stdout] --> src/bytecode/core.rs:103:8 [INFO] [stdout] | [INFO] [stdout] 103 | fn add_constant(&mut self, constant: Value) -> u8 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `UnterminatedString` [INFO] [stdout] --> src/compiler/scanner.rs:119:5 [INFO] [stdout] | [INFO] [stdout] 119 | UnterminatedString, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `ScannerError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/compiler/scanner.rs:116:10 [INFO] [stdout] | [INFO] [stdout] 116 | #[derive(Debug, Clone, Copy, PartialEq, Error)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 20 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 30.87s [INFO] running `Command { std: "docker" "inspect" "feda7bf4ce6b1fdf54163dfc45eba281b1910d62b57566b3305f74f0b5bfc868", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "feda7bf4ce6b1fdf54163dfc45eba281b1910d62b57566b3305f74f0b5bfc868", kill_on_drop: false }` [INFO] [stdout] feda7bf4ce6b1fdf54163dfc45eba281b1910d62b57566b3305f74f0b5bfc868 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fac38523889828cbc7060f818f6b6b8c87bf2fd2e8cf266ef7ce4d19276fea88 [INFO] running `Command { std: "docker" "start" "-a" "fac38523889828cbc7060f818f6b6b8c87bf2fd2e8cf266ef7ce4d19276fea88", kill_on_drop: false }` [INFO] [stderr] Compiling test-case v1.2.1 [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: field is never read: `prev_line` [INFO] [stdout] --> src/dissembler.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | prev_line: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `DissemblerPrinter` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/dissembler.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | #[derive(Debug, Clone, Copy)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/dissembler.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn new() -> DissemblerPrinter { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `dissemble` [INFO] [stdout] --> src/dissembler.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn dissemble(chunk: &Chunk, name: &str) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `print` [INFO] [stdout] --> src/dissembler.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn print( [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `VM` [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 is never constructed: `EmptyStack` [INFO] [stdout] --> src/vm.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | EmptyStack, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `InterpreterError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/vm.rs:13:10 [INFO] [stdout] | [INFO] [stdout] 13 | #[derive(Debug, Clone, Copy, PartialEq)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `ControlFlow` [INFO] [stdout] --> src/vm.rs:25:6 [INFO] [stdout] | [INFO] [stdout] 25 | enum ControlFlow { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/vm.rs:31:12 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn new() -> VM { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `stack_pop` [INFO] [stdout] --> src/vm.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 35 | fn stack_pop(&mut self) -> Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `interpret` [INFO] [stdout] --> src/vm.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | fn interpret(&mut self, instruction: Instruction) -> Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `interpret_chunk` [INFO] [stdout] --> src/vm.rs:67:12 [INFO] [stdout] | [INFO] [stdout] 67 | pub fn interpret_chunk(chunk: Chunk) -> Result<(), InterpreterError> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `UnterminatedString` [INFO] [stdout] --> src/compiler/scanner.rs:119:5 [INFO] [stdout] | [INFO] [stdout] 119 | UnterminatedString, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `ScannerError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/compiler/scanner.rs:116:10 [INFO] [stdout] | [INFO] [stdout] 116 | #[derive(Debug, Clone, Copy, PartialEq, Error)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.18s [INFO] running `Command { std: "docker" "inspect" "fac38523889828cbc7060f818f6b6b8c87bf2fd2e8cf266ef7ce4d19276fea88", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fac38523889828cbc7060f818f6b6b8c87bf2fd2e8cf266ef7ce4d19276fea88", kill_on_drop: false }` [INFO] [stdout] fac38523889828cbc7060f818f6b6b8c87bf2fd2e8cf266ef7ce4d19276fea88 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9eee3adae204fbe9e78c994ce7a2001caf3cf9582603582167c539f12781048a [INFO] running `Command { std: "docker" "start" "-a" "9eee3adae204fbe9e78c994ce7a2001caf3cf9582603582167c539f12781048a", 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: field is never read: `prev_line` [INFO] [stderr] --> src/dissembler.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | prev_line: Option, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `DissemblerPrinter` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/dissembler.rs:6:10 [INFO] [stderr] | [INFO] [stderr] 6 | #[derive(Debug, Clone, Copy)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/dissembler.rs:12:12 [INFO] [stderr] | [INFO] [stderr] 12 | pub fn new() -> DissemblerPrinter { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `dissemble` [INFO] [stderr] --> src/dissembler.rs:16:12 [INFO] [stderr] | [INFO] [stderr] 16 | pub fn dissemble(chunk: &Chunk, name: &str) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `print` [INFO] [stderr] --> src/dissembler.rs:26:12 [INFO] [stderr] | [INFO] [stderr] 26 | pub fn print( [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `VM` [INFO] [stderr] --> src/vm.rs:9:12 [INFO] [stderr] | [INFO] [stderr] 9 | pub struct VM { [INFO] [stderr] | ^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `EmptyStack` [INFO] [stderr] --> src/vm.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | EmptyStack, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `InterpreterError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/vm.rs:13:10 [INFO] [stderr] | [INFO] [stderr] 13 | #[derive(Debug, Clone, Copy, PartialEq)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: enum is never used: `ControlFlow` [INFO] [stderr] --> src/vm.rs:25:6 [INFO] [stderr] | [INFO] [stderr] 25 | enum ControlFlow { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/vm.rs:31:12 [INFO] [stderr] | [INFO] [stderr] 31 | pub fn new() -> VM { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `stack_pop` [INFO] [stderr] --> src/vm.rs:35:8 [INFO] [stderr] | [INFO] [stderr] 35 | fn stack_pop(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `interpret` [INFO] [stderr] --> src/vm.rs:39:8 [INFO] [stderr] | [INFO] [stderr] 39 | fn interpret(&mut self, instruction: Instruction) -> Result { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `interpret_chunk` [INFO] [stderr] --> src/vm.rs:67:12 [INFO] [stderr] | [INFO] [stderr] 67 | pub fn interpret_chunk(chunk: Chunk) -> Result<(), InterpreterError> { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `UnterminatedString` [INFO] [stderr] --> src/compiler/scanner.rs:119:5 [INFO] [stderr] | [INFO] [stderr] 119 | UnterminatedString, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `ScannerError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/compiler/scanner.rs:116:10 [INFO] [stderr] | [INFO] [stderr] 116 | #[derive(Debug, Clone, Copy, PartialEq, Error)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `rlox` (bin "rlox" test) generated 14 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rlox-b279e487a1a5e046) [INFO] [stdout] [INFO] [stdout] running 17 tests [INFO] [stdout] test bytecode::core::tests::add_constant ... ok [INFO] [stdout] test bytecode::core::tests::add_return ... ok [INFO] [stdout] test bytecode::parser::tests::early_eof ... ok [INFO] [stdout] test bytecode::parser::tests::missing_constant ... ok [INFO] [stdout] test bytecode::parser::tests::normal ... ok [INFO] [stdout] test compiler::scanner::tests::comment_parses_line ... ok [INFO] [stdout] test compiler::scanner::tests::one_or_two_char_token_as_one_char_tokens::_token_bang_token_equal ... ok [INFO] [stdout] test compiler::scanner::tests::one_or_two_char_token_as_one_char_tokens::_token_equal_token_equal ... ok [INFO] [stdout] test compiler::scanner::tests::one_or_two_char_token_as_one_char_tokens::_token_greater_token_equal ... ok [INFO] [stdout] test compiler::scanner::tests::one_or_two_char_token_as_one_char_tokens::_token_less_token_equal ... ok [INFO] [stdout] test compiler::scanner::tests::one_or_two_char_token_as_one_char_tokens::_token_slash_token_slash ... ok [INFO] [stdout] test compiler::scanner::tests::one_or_two_char_token_as_two_char_token::_token_bangequal ... ok [INFO] [stdout] test compiler::scanner::tests::one_or_two_char_token_as_two_char_token::_token_equalequal ... ok [INFO] [stdout] test compiler::scanner::tests::one_or_two_char_token_as_two_char_token::_token_greaterequal ... ok [INFO] [stdout] test compiler::scanner::tests::whitespace ... ok [INFO] [stdout] test compiler::scanner::tests::one_or_two_char_token_as_two_char_token::_token_lessequal ... ok [INFO] [stdout] test compiler::scanner::tests::one_or_two_char_token_as_two_char_token::_comment_token_comment_comment_ ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- compiler::scanner::tests::one_or_two_char_token_as_two_char_token::_comment_token_comment_comment_ stdout ---- [INFO] [stdout] thread 'compiler::scanner::tests::one_or_two_char_token_as_two_char_token::_comment_token_comment_comment_' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `[Comment("")]`, [INFO] [stdout] right: `[Comment("comment")]`', src/compiler/scanner.rs:201:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55c91bab504c - std::backtrace_rs::backtrace::libunwind::trace::h02555d7ca8aa068a [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x55c91bab504c - std::backtrace_rs::backtrace::trace_unsynchronized::h8555a46024147da8 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55c91bab504c - std::sys_common::backtrace::_print_fmt::h4c7f50b4f105da1e [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stdout] 3: 0x55c91bab504c - ::fmt::ha305a40dbc030444 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stdout] 4: 0x55c91bada80c - core::fmt::write::hadd15acf4d6ce273 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/fmt/mod.rs:1190:17 [INFO] [stdout] 5: 0x55c91bab0948 - std::io::Write::write_fmt::h271050faa79d27d2 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/io/mod.rs:1657:15 [INFO] [stdout] 6: 0x55c91bab7317 - std::sys_common::backtrace::_print::h0dd5c0810675bd8c [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stdout] 7: 0x55c91bab7317 - std::sys_common::backtrace::print::h20a2155fa0a22ca6 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stdout] 8: 0x55c91bab7317 - std::panicking::default_hook::{{closure}}::habb3b6f3ccdfe00a [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:295:22 [INFO] [stdout] 9: 0x55c91bab704b - std::panicking::default_hook::h1c5cf4d5063a38e4 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:311:9 [INFO] [stdout] 10: 0x55c91bab7a6a - std::panicking::rust_panic_with_hook::hb5de7a3072d2cf59 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:698:17 [INFO] [stdout] 11: 0x55c91bab7757 - std::panicking::begin_panic_handler::{{closure}}::h5106de2f55f1a411 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:588:13 [INFO] [stdout] 12: 0x55c91bab5514 - std::sys_common::backtrace::__rust_end_short_backtrace::h5ad5c2a8a003ca72 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stdout] 13: 0x55c91bab7469 - rust_begin_unwind [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:584:5 [INFO] [stdout] 14: 0x55c91ba3c1b3 - core::panicking::panic_fmt::hfb4b8460cd493e74 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panicking.rs:143:14 [INFO] [stdout] 15: 0x55c91bad9128 - core::panicking::assert_failed_inner::h6332a1b3f7595954 [INFO] [stdout] 16: 0x55c91ba5155a - core::panicking::assert_failed::ha842de7b09f78276 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panicking.rs:182:5 [INFO] [stdout] 17: 0x55c91ba457da - rlox::compiler::scanner::tests::one_or_two_char_token_as_two_char_token::one_or_two_char_token_as_two_char_token::hf0d325d5c1e931ab [INFO] [stdout] at /opt/rustwide/workdir/src/compiler/scanner.rs:201:9 [INFO] [stdout] 18: 0x55c91ba459b8 - rlox::compiler::scanner::tests::one_or_two_char_token_as_two_char_token::_comment_token_comment_comment_::h337740e9ce551c8e [INFO] [stdout] at /opt/rustwide/workdir/src/compiler/scanner.rs:194:5 [INFO] [stdout] 19: 0x55c91ba4596a - rlox::compiler::scanner::tests::one_or_two_char_token_as_two_char_token::_comment_token_comment_comment_::{{closure}}::h2ffb11fa94038dde [INFO] [stdout] at /opt/rustwide/workdir/src/compiler/scanner.rs:194:5 [INFO] [stdout] 20: 0x55c91ba43fee - core::ops::function::FnOnce::call_once::hac9bec2da529f6c8 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x55c91ba83553 - core::ops::function::FnOnce::call_once::h43953c8a8f54893f [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 22: 0x55c91ba83553 - test::__rust_begin_short_backtrace::h163f55298a15df9b [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/test/src/lib.rs:575:5 [INFO] [stdout] 23: 0x55c91ba82281 - as core::ops::function::FnOnce>::call_once::hc911782b3cbc7ed5 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/alloc/src/boxed.rs:1854:9 [INFO] [stdout] 24: 0x55c91ba82281 - as core::ops::function::FnOnce<()>>::call_once::hc5bb369afbf9cd4e [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 25: 0x55c91ba82281 - std::panicking::try::do_call::he60df4e3e832faff [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:492:40 [INFO] [stdout] 26: 0x55c91ba82281 - std::panicking::try::h2633cee89a0767f3 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:456:19 [INFO] [stdout] 27: 0x55c91ba82281 - std::panic::catch_unwind::h6e10f7b94ce38b1e [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panic.rs:137:14 [INFO] [stdout] 28: 0x55c91ba82281 - test::run_test_in_process::h085ef39049c3b50b [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/test/src/lib.rs:598:18 [INFO] [stdout] 29: 0x55c91ba82281 - test::run_test::run_test_inner::{{closure}}::h4e58ce9f68eb43e4 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/test/src/lib.rs:492:39 [INFO] [stdout] 30: 0x55c91ba8bb61 - test::run_test::run_test_inner::{{closure}}::h6d18db28c5e396ee [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/test/src/lib.rs:519:37 [INFO] [stdout] 31: 0x55c91ba8bb61 - std::sys_common::backtrace::__rust_begin_short_backtrace::h32292cb2cd8be620 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stdout] 32: 0x55c91ba582bf - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h71ee66b20f7b0482 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/thread/mod.rs:498:17 [INFO] [stdout] 33: 0x55c91ba582bf - as core::ops::function::FnOnce<()>>::call_once::hb6046e1d1a75a4a4 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 34: 0x55c91ba582bf - std::panicking::try::do_call::h5422165a88309c77 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:492:40 [INFO] [stdout] 35: 0x55c91ba582bf - std::panicking::try::h840a12b54e2c9f5d [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:456:19 [INFO] [stdout] 36: 0x55c91ba582bf - std::panic::catch_unwind::h85910e437c8da180 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panic.rs:137:14 [INFO] [stdout] 37: 0x55c91ba582bf - std::thread::Builder::spawn_unchecked_::{{closure}}::ha3af3a297bfd51d6 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/thread/mod.rs:497:30 [INFO] [stdout] 38: 0x55c91ba582bf - core::ops::function::FnOnce::call_once{{vtable.shim}}::hff8788f58e0e06a9 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 39: 0x55c91babd703 - as core::ops::function::FnOnce>::call_once::h82a18723295373b7 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/alloc/src/boxed.rs:1854:9 [INFO] [stdout] 40: 0x55c91babd703 - as core::ops::function::FnOnce>::call_once::h4b9b8634f7a2a5a4 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/alloc/src/boxed.rs:1854:9 [INFO] [stdout] 41: 0x55c91babd703 - std::sys::unix::thread::Thread::new::thread_start::h3dc341aa024c6852 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys/unix/thread.rs:108:17 [INFO] [stdout] 42: 0x7fbcff218609 - start_thread [INFO] [stdout] 43: 0x7fbcfefea293 - clone [INFO] [stdout] 44: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] compiler::scanner::tests::one_or_two_char_token_as_two_char_token::_comment_token_comment_comment_ [INFO] [stdout] [INFO] [stdout] test result: FAILED. 16 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--bin rlox' [INFO] running `Command { std: "docker" "inspect" "9eee3adae204fbe9e78c994ce7a2001caf3cf9582603582167c539f12781048a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9eee3adae204fbe9e78c994ce7a2001caf3cf9582603582167c539f12781048a", kill_on_drop: false }` [INFO] [stdout] 9eee3adae204fbe9e78c994ce7a2001caf3cf9582603582167c539f12781048a