[INFO] cloning repository https://github.com/shreyashsaitwal/fox-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shreyashsaitwal/fox-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshreyashsaitwal%2Ffox-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshreyashsaitwal%2Ffox-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] db862a7bcc3b3078f288dec39a5b5e42e2967d99
[INFO] checking shreyashsaitwal/fox-lang against nightly-2024-02-05 for check-cfg
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshreyashsaitwal%2Ffox-lang" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shreyashsaitwal/fox-lang on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/shreyashsaitwal/fox-lang
[INFO] finished tweaking git repo https://github.com/shreyashsaitwal/fox-lang
[INFO] tweaked toml for git repo https://github.com/shreyashsaitwal/fox-lang written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/shreyashsaitwal/fox-lang 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" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/zkat/miette`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f93484cb01621d82f2305bd9c66a2368c2e84aaa7755cde0008cba725a81ba4
[INFO] running `Command { std: "docker" "start" "-a" "1f93484cb01621d82f2305bd9c66a2368c2e84aaa7755cde0008cba725a81ba4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f93484cb01621d82f2305bd9c66a2368c2e84aaa7755cde0008cba725a81ba4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f93484cb01621d82f2305bd9c66a2368c2e84aaa7755cde0008cba725a81ba4", kill_on_drop: false }`
[INFO] [stdout] 1f93484cb01621d82f2305bd9c66a2368c2e84aaa7755cde0008cba725a81ba4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbb52595e64b2b17b5f1e8bf0edc33d8406821c6195bcd55fe4bbbeb50aa44bc
[INFO] running `Command { std: "docker" "start" "-a" "fbb52595e64b2b17b5f1e8bf0edc33d8406821c6195bcd55fe4bbbeb50aa44bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling rustix v0.38.22
[INFO] [stderr]     Checking linux-raw-sys v0.4.11
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]     Checking is_ci v1.1.1
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking unicode-linebreak v0.1.5
[INFO] [stderr]     Checking smawk v0.3.2
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking textwrap v0.15.2
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking supports-color v2.1.0
[INFO] [stderr]     Checking supports-hyperlinks v2.1.0
[INFO] [stderr]     Checking supports-unicode v2.0.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling miette-derive v5.10.0 (https://github.com/zkat/miette?rev=c7ba5b7e52e05991cecd3ca925c710bbe49850b9#c7ba5b7e)
[INFO] [stderr]     Checking miette v5.10.0 (https://github.com/zkat/miette?rev=c7ba5b7e52e05991cecd3ca925c710bbe49850b9#c7ba5b7e)
[INFO] [stderr]     Checking fox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `Binary`, `Grouping`, `Literal`, and `Unary` are never constructed
[INFO] [stdout]  --> src/expr.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum Expr {
[INFO] [stdout]   |          ---- variants in this enum
[INFO] [stdout] 6 |     Binary(BinaryExpr),
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 |     Grouping(GroupingExpr),
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 8 |     Literal(Literal),
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 9 |     Unary(UnaryExpr),
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `String` and `Number` are never constructed
[INFO] [stdout]   --> src/expr.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub enum Literal {
[INFO] [stdout]    |          ------- variants in this enum
[INFO] [stdout] 28 |     String(Option<String>),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 29 |     Number(Option<f64>),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `String` is never constructed
[INFO] [stdout]   --> src/expr.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub enum Literal {
[INFO] [stdout]    |          ------- variant in this enum
[INFO] [stdout] 28 |     String(Option<String>),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.02s
[INFO] running `Command { std: "docker" "inspect" "fbb52595e64b2b17b5f1e8bf0edc33d8406821c6195bcd55fe4bbbeb50aa44bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbb52595e64b2b17b5f1e8bf0edc33d8406821c6195bcd55fe4bbbeb50aa44bc", kill_on_drop: false }`
[INFO] [stdout] fbb52595e64b2b17b5f1e8bf0edc33d8406821c6195bcd55fe4bbbeb50aa44bc