[INFO] cloning repository https://github.com/gabriel128/relox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gabriel128/relox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabriel128%2Frelox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabriel128%2Frelox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aabbbc4b6f500ec1134ea524759d31315dca25c7
[INFO] testing gabriel128/relox 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%2Fgabriel128%2Frelox" "/workspace/builds/worker-19/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gabriel128/relox 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/gabriel128/relox
[INFO] finished tweaking git repo https://github.com/gabriel128/relox
[INFO] tweaked toml for git repo https://github.com/gabriel128/relox written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate git repo https://github.com/gabriel128/relox 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]  Downloading crates ...
[INFO] [stderr]   Downloaded output_vt100 v0.1.2
[INFO] [stderr]   Downloaded pretty_assertions v0.7.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] a2e9bab867890362265fbc38d1d199d9fc5ed16487014a0821a1cdc9390750df
[INFO] running `Command { std: "docker" "start" "-a" "a2e9bab867890362265fbc38d1d199d9fc5ed16487014a0821a1cdc9390750df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2e9bab867890362265fbc38d1d199d9fc5ed16487014a0821a1cdc9390750df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2e9bab867890362265fbc38d1d199d9fc5ed16487014a0821a1cdc9390750df", kill_on_drop: false }`
[INFO] [stdout] a2e9bab867890362265fbc38d1d199d9fc5ed16487014a0821a1cdc9390750df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] d9aecb08cf3b88d5edcdf2f7ce88125fa60291d544897d8d75b8fdb720856097
[INFO] running `Command { std: "docker" "start" "-a" "d9aecb08cf3b88d5edcdf2f7ce88125fa60291d544897d8d75b8fdb720856097", kill_on_drop: false }`
[INFO] [stderr]    Compiling relox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `Parser`
[INFO] [stdout]   --> src/parser/mod.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Parser {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/parser/mod.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn new(tokens: Vec<Token>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse`
[INFO] [stdout]   --> src/parser/mod.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn parse(&mut self) -> Result<Expr> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `one_or_many`
[INFO] [stdout]   --> src/parser/mod.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn one_or_many<F>(&mut self, token_types: Vec<TokenType>, mut f: F) -> Result<Box<Expr>>
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `expression`
[INFO] [stdout]   --> src/parser/mod.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn expression(&mut self) -> Result<Box<Expr>> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `equality`
[INFO] [stdout]   --> src/parser/mod.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn equality(&mut self) -> Result<Box<Expr>> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `comparison`
[INFO] [stdout]   --> src/parser/mod.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn comparison(&mut self) -> Result<Box<Expr>> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `term`
[INFO] [stdout]   --> src/parser/mod.rs:79:8
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn term(&mut self) -> Result<Box<Expr>> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `factor`
[INFO] [stdout]   --> src/parser/mod.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn factor(&mut self) -> Result<Box<Expr>> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `unary`
[INFO] [stdout]   --> src/parser/mod.rs:91:8
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn unary(&mut self) -> Result<Box<Expr>> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `primary`
[INFO] [stdout]    --> src/parser/mod.rs:106:8
[INFO] [stdout]     |
[INFO] [stdout] 106 |     fn primary(&mut self) -> Result<Box<Expr>> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `consume`
[INFO] [stdout]    --> src/parser/mod.rs:161:8
[INFO] [stdout]     |
[INFO] [stdout] 161 |     fn consume(&mut self, token_type: TokenType, message: &str) -> Result<()> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `errors`
[INFO] [stdout]   --> src/scanner/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     errors: Vec<ReloxError>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Scanner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/scanner/mod.rs:7:10
[INFO] [stdout]    |
[INFO] [stdout] 7  | #[derive(Debug)]
[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: variant is never constructed: `Not`
[INFO] [stdout]   --> src/bytecode/chunk.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Not,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `OpCode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bytecode/chunk.rs:7:10
[INFO] [stdout]    |
[INFO] [stdout] 7  | #[derive(Debug, PartialEq, Eq, 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: `is_empty`
[INFO] [stdout]   --> src/bytecode/chunk.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn is_empty(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dissasemble`
[INFO] [stdout]   --> src/bytecode/chunk.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn dissasemble(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Or`
[INFO] [stdout]   --> src/bytecode/compiler.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Or,         // or
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Precedence` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bytecode/compiler.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Debug)]
[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: variant is never constructed: `And`
[INFO] [stdout]   --> src/bytecode/compiler.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     And,        // and
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Precedence` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bytecode/compiler.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Debug)]
[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: variant is never constructed: `Equality`
[INFO] [stdout]   --> src/bytecode/compiler.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Equality,   // == !=
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Precedence` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bytecode/compiler.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Debug)]
[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: variant is never constructed: `Comparison`
[INFO] [stdout]   --> src/bytecode/compiler.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Comparison, // < > <= >=
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Precedence` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bytecode/compiler.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Debug)]
[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: variant is never constructed: `Call`
[INFO] [stdout]   --> src/bytecode/compiler.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     Call,       // . ()
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Precedence` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bytecode/compiler.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Debug)]
[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: variant is never constructed: `Primary`
[INFO] [stdout]   --> src/bytecode/compiler.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Primary,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Precedence` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bytecode/compiler.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Debug)]
[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: variant is never constructed: `Bool`
[INFO] [stdout]  --> src/grammar/expr.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Bool(bool),
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `ExprLiteral` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/grammar/expr.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Debug, 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: variant is never constructed: `String`
[INFO] [stdout]  --> src/grammar/expr.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     String(String),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `ExprLiteral` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/grammar/expr.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Debug, 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: variant is never constructed: `Number`
[INFO] [stdout]  --> src/grammar/expr.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Number(f32),
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `ExprLiteral` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/grammar/expr.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Debug, 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: variant is never constructed: `Nil`
[INFO] [stdout]  --> src/grammar/expr.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Nil,
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `ExprLiteral` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/grammar/expr.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Debug, 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: variant is never constructed: `Literal`
[INFO] [stdout]   --> src/grammar/expr.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Literal(ExprLiteral),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/grammar/expr.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(Debug, 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: variant is never constructed: `Grouping`
[INFO] [stdout]   --> src/grammar/expr.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Grouping(Box<Expr>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/grammar/expr.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(Debug, 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: variant is never constructed: `Binary`
[INFO] [stdout]   --> src/grammar/expr.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Binary(Box<Expr>, Token, Box<Expr>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/grammar/expr.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(Debug, 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: variant is never constructed: `Unary`
[INFO] [stdout]   --> src/grammar/expr.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Unary(Token, Box<Expr>), // More efficient ? Binary(Box<(Expr<'a>, Expr<'a>)>, &'a Token),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/grammar/expr.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(Debug, 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: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "d9aecb08cf3b88d5edcdf2f7ce88125fa60291d544897d8d75b8fdb720856097", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9aecb08cf3b88d5edcdf2f7ce88125fa60291d544897d8d75b8fdb720856097", kill_on_drop: false }`
[INFO] [stdout] d9aecb08cf3b88d5edcdf2f7ce88125fa60291d544897d8d75b8fdb720856097
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 34e17ad3515a00134430f125591e60eae63a8f0c98d0a7348190d1dd7eb5a08c
[INFO] running `Command { std: "docker" "start" "-a" "34e17ad3515a00134430f125591e60eae63a8f0c98d0a7348190d1dd7eb5a08c", kill_on_drop: false }`
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling pretty_assertions v0.7.2
[INFO] [stderr]    Compiling relox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `errors`
[INFO] [stdout]   --> src/scanner/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     errors: Vec<ReloxError>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Scanner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/scanner/mod.rs:7:10
[INFO] [stdout]    |
[INFO] [stdout] 7  | #[derive(Debug)]
[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: `is_empty`
[INFO] [stdout]   --> src/bytecode/chunk.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn is_empty(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dissasemble`
[INFO] [stdout]   --> src/bytecode/chunk.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn dissasemble(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Or`
[INFO] [stdout]   --> src/bytecode/compiler.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Or,         // or
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Precedence` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bytecode/compiler.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Debug)]
[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: variant is never constructed: `And`
[INFO] [stdout]   --> src/bytecode/compiler.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     And,        // and
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Precedence` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bytecode/compiler.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Debug)]
[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: variant is never constructed: `Equality`
[INFO] [stdout]   --> src/bytecode/compiler.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Equality,   // == !=
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Precedence` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bytecode/compiler.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Debug)]
[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: variant is never constructed: `Comparison`
[INFO] [stdout]   --> src/bytecode/compiler.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Comparison, // < > <= >=
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Precedence` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bytecode/compiler.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Debug)]
[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: variant is never constructed: `Call`
[INFO] [stdout]   --> src/bytecode/compiler.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     Call,       // . ()
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Precedence` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bytecode/compiler.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Debug)]
[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: variant is never constructed: `Primary`
[INFO] [stdout]   --> src/bytecode/compiler.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Primary,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Precedence` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bytecode/compiler.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Debug)]
[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: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `Command { std: "docker" "inspect" "34e17ad3515a00134430f125591e60eae63a8f0c98d0a7348190d1dd7eb5a08c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34e17ad3515a00134430f125591e60eae63a8f0c98d0a7348190d1dd7eb5a08c", kill_on_drop: false }`
[INFO] [stdout] 34e17ad3515a00134430f125591e60eae63a8f0c98d0a7348190d1dd7eb5a08c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 8a892c5b80a852e5499dcee2947769b999a345d272d60c1bec9a93e9733b14f2
[INFO] running `Command { std: "docker" "start" "-a" "8a892c5b80a852e5499dcee2947769b999a345d272d60c1bec9a93e9733b14f2", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `errors`
[INFO] [stderr]   --> src/scanner/mod.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     errors: Vec<ReloxError>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `Scanner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/scanner/mod.rs:7:10
[INFO] [stderr]    |
[INFO] [stderr] 7  | #[derive(Debug)]
[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: `is_empty`
[INFO] [stderr]   --> src/bytecode/chunk.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn is_empty(&self) -> bool {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dissasemble`
[INFO] [stderr]   --> src/bytecode/chunk.rs:78:12
[INFO] [stderr]    |
[INFO] [stderr] 78 |     pub fn dissasemble(&self) {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Or`
[INFO] [stderr]   --> src/bytecode/compiler.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     Or,         // or
[INFO] [stderr]    |     ^^
[INFO] [stderr]    |
[INFO] [stderr] note: `Precedence` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/bytecode/compiler.rs:10:10
[INFO] [stderr]    |
[INFO] [stderr] 10 | #[derive(Debug)]
[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: variant is never constructed: `And`
[INFO] [stderr]   --> src/bytecode/compiler.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     And,        // and
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `Precedence` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/bytecode/compiler.rs:10:10
[INFO] [stderr]    |
[INFO] [stderr] 10 | #[derive(Debug)]
[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: variant is never constructed: `Equality`
[INFO] [stderr]   --> src/bytecode/compiler.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     Equality,   // == !=
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `Precedence` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/bytecode/compiler.rs:10:10
[INFO] [stderr]    |
[INFO] [stderr] 10 | #[derive(Debug)]
[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: variant is never constructed: `Comparison`
[INFO] [stderr]   --> src/bytecode/compiler.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     Comparison, // < > <= >=
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `Precedence` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/bytecode/compiler.rs:10:10
[INFO] [stderr]    |
[INFO] [stderr] 10 | #[derive(Debug)]
[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: variant is never constructed: `Call`
[INFO] [stderr]   --> src/bytecode/compiler.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     Call,       // . ()
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `Precedence` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/bytecode/compiler.rs:10:10
[INFO] [stderr]    |
[INFO] [stderr] 10 | #[derive(Debug)]
[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: variant is never constructed: `Primary`
[INFO] [stderr]   --> src/bytecode/compiler.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     Primary,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `Precedence` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/bytecode/compiler.rs:10:10
[INFO] [stderr]    |
[INFO] [stderr] 10 | #[derive(Debug)]
[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: `relox` (bin "relox" test) generated 9 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/relox-997ed253f9ce83be)
[INFO] [stdout] 
[INFO] [stdout] running 42 tests
[INFO] [stdout] test bytecode::chunk::tests::test_chunk ... ok
[INFO] [stdout] test bytecode::compiler::tests::test_booleans ... ok
[INFO] [stdout] test bytecode::compiler::tests::test_boolean_grouping ... ok
[INFO] [stdout] test bytecode::compiler::tests::test_addition_with_mult ... ok
[INFO] [stdout] test bytecode::compiler::tests::test_addition_with_mult2 ... ok
[INFO] [stdout] test bytecode::compiler::tests::test_simple_substraction ... ok
[INFO] [stdout] test bytecode::compiler::tests::test_simple_addition ... ok
[INFO] [stdout] test bytecode::compiler::tests::test_syntax_errors ... ok
[INFO] [stdout] test bytecode::compiler::tests::test_syntax_errors2 ... ok
[INFO] [stdout] test bytecode::vm::tests::test_add_mult ... ok
[INFO] [stdout] test bytecode::vm::tests::test_addition ... ok
[INFO] [stdout] test bytecode::vm::tests::test_division ... ok
[INFO] [stdout] test bytecode::compiler::tests::test_parens1 ... ok
[INFO] [stdout] test bytecode::vm::tests::test_mult ... ok
[INFO] [stdout] test bytecode::vm::tests::test_not ... ok
[INFO] [stdout] test bytecode::vm::tests::test_negation ... ok
[INFO] [stdout] test bytecode::vm::tests::test_not_not ... ok
[INFO] [stdout] test bytecode::vm::tests::test_noting_a_not_boolean ... ok
[INFO] [stdout] test bytecode::vm::tests::test_subsraction ... ok
[INFO] [stdout] test bytecode::vm::tests::test_vm_stack ... ok
[INFO] [stdout] test bytecode::compiler::tests::test_parens2 ... ok
[INFO] [stdout] test eval::interpreted_eval::tests::test_grouping_eval ... ok
[INFO] [stdout] test eval::interpreted_eval::tests::test_binary_eval ... ok
[INFO] [stdout] test eval::interpreted_eval::tests::test_unary_bool_eval ... ok
[INFO] [stdout] test eval::interpreted_eval::tests::test_unary_number_eval ... ok
[INFO] [stdout] test parser::tests::test_grouping2 ... ok
[INFO] [stdout] test parser::tests::test_string_equality ... ok
[INFO] [stdout] test parser::tests::test_parsing_random0 ... ok
[INFO] [stdout] test parser::tests::test_parsing_random1 ... ok
[INFO] [stdout] test scanner::test::number_followed_by_something ... ok
[INFO] [stdout] test parser::tests::test_grouping_equality ... ok
[INFO] [stdout] test scanner::test::number_sum ... ok
[INFO] [stdout] test scanner::test::number_with_parens ... ok
[INFO] [stdout] test scanner::test::number_sum_with_parens ... ok
[INFO] [stdout] test scanner::test::keywords_and_identifiers ... ok
[INFO] [stdout] test scanner::test::multiple_char ... ok
[INFO] [stdout] test scanner::test::simple_parens ... ok
[INFO] [stdout] test parser::tests::test_parsing_random2 ... ok
[INFO] [stdout] test scanner::test::strings ... ok
[INFO] [stdout] test scanner::test::single_chars ... ok
[INFO] [stdout] test scanner::test::numbers ... ok
[INFO] [stdout] test scanner::test::mix_of_stuff ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 42 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8a892c5b80a852e5499dcee2947769b999a345d272d60c1bec9a93e9733b14f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a892c5b80a852e5499dcee2947769b999a345d272d60c1bec9a93e9733b14f2", kill_on_drop: false }`
[INFO] [stdout] 8a892c5b80a852e5499dcee2947769b999a345d272d60c1bec9a93e9733b14f2