[INFO] cloning repository https://github.com/fliseno1k/rust-lox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fliseno1k/rust-lox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffliseno1k%2Frust-lox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffliseno1k%2Frust-lox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3023dc8c8d4998d056461db940ec84f3343b568b
[INFO] checking fliseno1k/rust-lox against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffliseno1k%2Frust-lox" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fliseno1k/rust-lox on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fliseno1k/rust-lox
[INFO] finished tweaking git repo https://github.com/fliseno1k/rust-lox
[INFO] tweaked toml for git repo https://github.com/fliseno1k/rust-lox written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/fliseno1k/rust-lox 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 197ed59ed6efd3844758b10520141b24e516de4dbe7121c117ba2cc16ee0cb44
[INFO] running `Command { std: "docker" "start" "-a" "197ed59ed6efd3844758b10520141b24e516de4dbe7121c117ba2cc16ee0cb44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "197ed59ed6efd3844758b10520141b24e516de4dbe7121c117ba2cc16ee0cb44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "197ed59ed6efd3844758b10520141b24e516de4dbe7121c117ba2cc16ee0cb44", kill_on_drop: false }`
[INFO] [stdout] 197ed59ed6efd3844758b10520141b24e516de4dbe7121c117ba2cc16ee0cb44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] feb67040b37e0c2fa82c83da5a307b5fdb7417dfcc4d8d4918f331d8e7bb0f4d
[INFO] running `Command { std: "docker" "start" "-a" "feb67040b37e0c2fa82c83da5a307b5fdb7417dfcc4d8d4918f331d8e7bb0f4d", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-lox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking lox-syntax v0.1.0 (/opt/rustwide/workdir/crates/lox-syntax)
[INFO] [stdout] warning: variants `Star`, `Nil`, and `Or` are never constructed
[INFO] [stdout]   --> crates/lox-syntax/src/token.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 4  | pub enum Token {
[INFO] [stdout]    |          ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 18 |     Star,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     Nil,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 44 |     Or,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Star`, `Nil`, and `Or` are never constructed
[INFO] [stdout]   --> crates/lox-syntax/src/token.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 4  | pub enum Token {
[INFO] [stdout]    |          ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 18 |     Star,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     Nil,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 44 |     Or,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "feb67040b37e0c2fa82c83da5a307b5fdb7417dfcc4d8d4918f331d8e7bb0f4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feb67040b37e0c2fa82c83da5a307b5fdb7417dfcc4d8d4918f331d8e7bb0f4d", kill_on_drop: false }`
[INFO] [stdout] feb67040b37e0c2fa82c83da5a307b5fdb7417dfcc4d8d4918f331d8e7bb0f4d