[INFO] cloning repository https://github.com/lacruzkun/licht
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lacruzkun/licht" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flacruzkun%2Flicht", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flacruzkun%2Flicht'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b97aaabe62a19db07b9540bf1438da377af1d572
[INFO] testing lacruzkun/licht against 1.99.0-beta.1+cargoflags=--release for beta-release-1.99-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flacruzkun%2Flicht" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lacruzkun/licht
[INFO] finished tweaking git repo https://github.com/lacruzkun/licht
[INFO] tweaked toml for git repo https://github.com/lacruzkun/licht written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lacruzkun/licht on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lacruzkun/licht 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" "+1.99.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 33b16509e17187a923e3bd045c2debc29c0ffe86a4cdf2bf4e953127be7931da
[INFO] running `Command { std: "docker" "start" "33b16509e17187a923e3bd045c2debc29c0ffe86a4cdf2bf4e953127be7931da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33b16509e17187a923e3bd045c2debc29c0ffe86a4cdf2bf4e953127be7931da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "33b16509e17187a923e3bd045c2debc29c0ffe86a4cdf2bf4e953127be7931da" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33b16509e17187a923e3bd045c2debc29c0ffe86a4cdf2bf4e953127be7931da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "33b16509e17187a923e3bd045c2debc29c0ffe86a4cdf2bf4e953127be7931da" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling licht v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::chunk::Chunk`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::chunk::Chunk;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::chunk::OpCode`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::chunk::OpCode;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::scanner::Token`
[INFO] [stdout]  --> src/chunk.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::scanner::Token;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]    --> src/vm.rs:114:28
[INFO] [stdout]     |
[INFO] [stdout] 114 |     pub fn run_file(&self, file: &str) {}
[INFO] [stdout]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/chunk.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub enum OpCode {
[INFO] [stdout]    |          ------ variants in this enum
[INFO] [stdout]  7 |     OpConstant(isize),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]  8 |     OpNegate,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]  9 |     OpAdd,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 10 |     OpSubtract,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 11 |     OpMultiply,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 12 |     OpDivide,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 13 |     OpModulo,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 14 |     OpExp,
[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]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `disassemble`, `number`, and `emit_constant` are never used
[INFO] [stdout]    --> src/chunk.rs:58:12
[INFO] [stdout]     |
[INFO] [stdout]  28 | impl Chunk {
[INFO] [stdout]     | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  58 |     pub fn disassemble(&self, name: &str) {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 138 |     fn number(&mut self, p: &Parser){
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 142 |     fn emit_constant(&mut self, p: &Parser) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `error` is never used
[INFO] [stdout]   --> src/compiler.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl<'a> Parser<'a> {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn error(&mut self, tok: &Token, msg: &str){
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `InterpretRuntimeError` is never constructed
[INFO] [stdout]   --> src/vm.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub enum InterpretResult {
[INFO] [stdout]    |          --------------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 16 |     InterpretRuntimeError,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "33b16509e17187a923e3bd045c2debc29c0ffe86a4cdf2bf4e953127be7931da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "33b16509e17187a923e3bd045c2debc29c0ffe86a4cdf2bf4e953127be7931da" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling licht v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::chunk::Chunk`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::chunk::Chunk;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::chunk::OpCode`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::chunk::OpCode;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::scanner::Token`
[INFO] [stdout]  --> src/chunk.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::scanner::Token;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]    --> src/vm.rs:114:28
[INFO] [stdout]     |
[INFO] [stdout] 114 |     pub fn run_file(&self, file: &str) {}
[INFO] [stdout]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/chunk.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub enum OpCode {
[INFO] [stdout]    |          ------ variants in this enum
[INFO] [stdout]  7 |     OpConstant(isize),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]  8 |     OpNegate,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]  9 |     OpAdd,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 10 |     OpSubtract,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 11 |     OpMultiply,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 12 |     OpDivide,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 13 |     OpModulo,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 14 |     OpExp,
[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]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `disassemble`, `number`, and `emit_constant` are never used
[INFO] [stdout]    --> src/chunk.rs:58:12
[INFO] [stdout]     |
[INFO] [stdout]  28 | impl Chunk {
[INFO] [stdout]     | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  58 |     pub fn disassemble(&self, name: &str) {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 138 |     fn number(&mut self, p: &Parser){
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 142 |     fn emit_constant(&mut self, p: &Parser) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `error` is never used
[INFO] [stdout]   --> src/compiler.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl<'a> Parser<'a> {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn error(&mut self, tok: &Token, msg: &str){
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `InterpretRuntimeError` is never constructed
[INFO] [stdout]   --> src/vm.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub enum InterpretResult {
[INFO] [stdout]    |          --------------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 16 |     InterpretRuntimeError,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "33b16509e17187a923e3bd045c2debc29c0ffe86a4cdf2bf4e953127be7931da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "33b16509e17187a923e3bd045c2debc29c0ffe86a4cdf2bf4e953127be7931da" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::chunk::Chunk`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::chunk::Chunk;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::chunk::OpCode`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::chunk::OpCode;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::scanner::Token`
[INFO] [stderr]  --> src/chunk.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::scanner::Token;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `file`
[INFO] [stderr]    --> src/vm.rs:114:28
[INFO] [stderr]     |
[INFO] [stderr] 114 |     pub fn run_file(&self, file: &str) {}
[INFO] [stderr]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: multiple variants are never constructed
[INFO] [stderr]   --> src/chunk.rs:7:5
[INFO] [stderr]    |
[INFO] [stderr]  6 | pub enum OpCode {
[INFO] [stderr]    |          ------ variants in this enum
[INFO] [stderr]  7 |     OpConstant(isize),
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]  8 |     OpNegate,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]  9 |     OpAdd,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 10 |     OpSubtract,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 11 |     OpMultiply,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 12 |     OpDivide,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 13 |     OpModulo,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 14 |     OpExp,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `OpCode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: methods `disassemble`, `number`, and `emit_constant` are never used
[INFO] [stderr]    --> src/chunk.rs:58:12
[INFO] [stderr]     |
[INFO] [stderr]  28 | impl Chunk {
[INFO] [stderr]     | ---------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr]  58 |     pub fn disassemble(&self, name: &str) {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 138 |     fn number(&mut self, p: &Parser){
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 142 |     fn emit_constant(&mut self, p: &Parser) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `error` is never used
[INFO] [stderr]   --> src/compiler.rs:47:12
[INFO] [stderr]    |
[INFO] [stderr] 15 | impl<'a> Parser<'a> {
[INFO] [stderr]    | ------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 47 |     pub fn error(&mut self, tok: &Token, msg: &str){
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `InterpretRuntimeError` is never constructed
[INFO] [stderr]   --> src/vm.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub enum InterpretResult {
[INFO] [stderr]    |          --------------- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 16 |     InterpretRuntimeError,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `licht` (bin "licht" test) generated 8 warnings (run `cargo fix --bin "licht" -p licht --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/release/deps/licht-c405e83ada30fa06)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "33b16509e17187a923e3bd045c2debc29c0ffe86a4cdf2bf4e953127be7931da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33b16509e17187a923e3bd045c2debc29c0ffe86a4cdf2bf4e953127be7931da", kill_on_drop: false }`
[INFO] [stdout] 33b16509e17187a923e3bd045c2debc29c0ffe86a4cdf2bf4e953127be7931da
