[INFO] cloning repository https://github.com/ethanae/rlox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ethanae/rlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethanae%2Frlox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethanae%2Frlox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d36bd6d16032bebcf5f62a6727d48c9e570d98fd
[INFO] testing ethanae/rlox against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethanae%2Frlox" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ethanae/rlox on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ethanae/rlox
[INFO] finished tweaking git repo https://github.com/ethanae/rlox
[INFO] tweaked toml for git repo https://github.com/ethanae/rlox written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/ethanae/rlox already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1270ecc7e5c1da5641e8d00366dc31dda0a23b29d35881c868dee45d9ab8f45
[INFO] running `Command { std: "docker" "start" "-a" "d1270ecc7e5c1da5641e8d00366dc31dda0a23b29d35881c868dee45d9ab8f45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1270ecc7e5c1da5641e8d00366dc31dda0a23b29d35881c868dee45d9ab8f45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1270ecc7e5c1da5641e8d00366dc31dda0a23b29d35881c868dee45d9ab8f45", kill_on_drop: false }`
[INFO] [stdout] d1270ecc7e5c1da5641e8d00366dc31dda0a23b29d35881c868dee45d9ab8f45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc06f47abe25e93a0a38188f0ee03bcec7702a02627b39fbfb3dd239fd981d01
[INFO] running `Command { std: "docker" "start" "-a" "dc06f47abe25e93a0a38188f0ee03bcec7702a02627b39fbfb3dd239fd981d01", kill_on_drop: false }`
[INFO] [stderr]    Compiling rlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `lexer`
[INFO] [stdout]   --> src/main.rs:49:18
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let tokens = lexer::scan_tokens(input);
[INFO] [stdout]    |                  ^^^^^ use of undeclared crate or module `lexer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/scanner.rs:34:14
[INFO] [stdout]    |
[INFO] [stdout] 31 |   fn scan_token(&self) -> Token {
[INFO] [stdout]    |                           ----- expected `Token` because of return type
[INFO] [stdout] ...
[INFO] [stdout] 34 |       '(' => self.add_token(TokenType::LeftParen),
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `Token`, found `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rlox` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "dc06f47abe25e93a0a38188f0ee03bcec7702a02627b39fbfb3dd239fd981d01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc06f47abe25e93a0a38188f0ee03bcec7702a02627b39fbfb3dd239fd981d01", kill_on_drop: false }`
[INFO] [stdout] dc06f47abe25e93a0a38188f0ee03bcec7702a02627b39fbfb3dd239fd981d01