[INFO] cloning repository https://github.com/oakrotka/lox-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oakrotka/lox-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foakrotka%2Flox-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foakrotka%2Flox-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 945355dad688de18a028069259057d243b3932c9
[INFO] checking oakrotka/lox-rs against try#4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7 for pr-158816
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foakrotka%2Flox-rs" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/oakrotka/lox-rs
[INFO] finished tweaking git repo https://github.com/oakrotka/lox-rs
[INFO] tweaked toml for git repo https://github.com/oakrotka/lox-rs written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/oakrotka/lox-rs on toolchain 4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/oakrotka/lox-rs 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" "+4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7" "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-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 6fcdc4f3ebd0a2f524948bacc46a813482cf35e742b2b7b328c3aee38aea1e1b
[INFO] running `Command { std: "docker" "start" "6fcdc4f3ebd0a2f524948bacc46a813482cf35e742b2b7b328c3aee38aea1e1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6fcdc4f3ebd0a2f524948bacc46a813482cf35e742b2b7b328c3aee38aea1e1b", 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" "6fcdc4f3ebd0a2f524948bacc46a813482cf35e742b2b7b328c3aee38aea1e1b" "/opt/rustwide/cargo-home/bin/cargo" "+4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6fcdc4f3ebd0a2f524948bacc46a813482cf35e742b2b7b328c3aee38aea1e1b", 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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6fcdc4f3ebd0a2f524948bacc46a813482cf35e742b2b7b328c3aee38aea1e1b" "/opt/rustwide/cargo-home/bin/cargo" "+4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking lox-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `Expr` is never used
[INFO] [stdout]  --> src/expr.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum Expr {
[INFO] [stdout]   |          ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Literal` is never used
[INFO] [stdout]   --> src/expr.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum Literal {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `BinaryOperator` is never used
[INFO] [stdout]   --> src/expr.rs:26:10
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub enum BinaryOperator {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `UnaryOperator` is never used
[INFO] [stdout]   --> src/expr.rs:40:10
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub enum UnaryOperator {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `LoxString`, `True`, `False`, and `Nil` are never constructed
[INFO] [stdout]   --> src/expr.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum Literal {
[INFO] [stdout]    |          ------- variants in this enum
[INFO] [stdout] 15 |     Number(f64),
[INFO] [stdout] 16 |     LoxString(String),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 17 |     True,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 18 |     False,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 19 |     Nil,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Literal` has a derived impl for the trait `Clone`, but this is 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: multiple variants are never constructed
[INFO] [stdout]   --> src/expr.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub enum BinaryOperator {
[INFO] [stdout]    |          -------------- variants in this enum
[INFO] [stdout] 27 |     Equals,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 28 |     NotEquals,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 29 |     Less,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 30 |     LessOrEqual,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 31 |     Greater,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 32 |     GreaterOrEqual,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 33 |     Plus,
[INFO] [stdout] 34 |     Minus,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 35 |     Times,
[INFO] [stdout] 36 |     Division,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BinaryOperator` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Not` is never constructed
[INFO] [stdout]   --> src/expr.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub enum UnaryOperator {
[INFO] [stdout]    |          ------------- variant in this enum
[INFO] [stdout] 41 |     Minus,
[INFO] [stdout] 42 |     Not,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `UnaryOperator` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "6fcdc4f3ebd0a2f524948bacc46a813482cf35e742b2b7b328c3aee38aea1e1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fcdc4f3ebd0a2f524948bacc46a813482cf35e742b2b7b328c3aee38aea1e1b", kill_on_drop: false }`
[INFO] [stdout] 6fcdc4f3ebd0a2f524948bacc46a813482cf35e742b2b7b328c3aee38aea1e1b
