[INFO] cloning repository https://github.com/numToStr/crafting-interpreters
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/numToStr/crafting-interpreters" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FnumToStr%2Fcrafting-interpreters", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FnumToStr%2Fcrafting-interpreters'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cdffd5923dd13bccbd4907a16dc8c656d4f76d39
[INFO] testing numToStr/crafting-interpreters against beta-2025-09-21 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FnumToStr%2Fcrafting-interpreters" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/numToStr/crafting-interpreters
[INFO] finished tweaking git repo https://github.com/numToStr/crafting-interpreters
[INFO] tweaked toml for git repo https://github.com/numToStr/crafting-interpreters written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/numToStr/crafting-interpreters on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/numToStr/crafting-interpreters 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed24c0bf5d135cd1c26728787817532a57acc63218e03aeda651e70c6d2ffed2
[INFO] running `Command { std: "docker" "start" "-a" "ed24c0bf5d135cd1c26728787817532a57acc63218e03aeda651e70c6d2ffed2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed24c0bf5d135cd1c26728787817532a57acc63218e03aeda651e70c6d2ffed2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed24c0bf5d135cd1c26728787817532a57acc63218e03aeda651e70c6d2ffed2", kill_on_drop: false }`
[INFO] [stdout] ed24c0bf5d135cd1c26728787817532a57acc63218e03aeda651e70c6d2ffed2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2d639412a38ce81e64d631e368cdfa45fd59c864517c5e7bc0e80731654fd4b
[INFO] running `Command { std: "docker" "start" "-a" "e2d639412a38ce81e64d631e368cdfa45fd59c864517c5e7bc0e80731654fd4b", kill_on_drop: false }`
[INFO] [stderr]    Compiling crafting-interpreters v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `synchronize` is never used
[INFO] [stdout]    --> src/parser.rs:133:8
[INFO] [stdout]     |
[INFO] [stdout]  21 | impl<'p> Parser<'p> {
[INFO] [stdout]     | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 133 |     fn synchronize(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "e2d639412a38ce81e64d631e368cdfa45fd59c864517c5e7bc0e80731654fd4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2d639412a38ce81e64d631e368cdfa45fd59c864517c5e7bc0e80731654fd4b", kill_on_drop: false }`
[INFO] [stdout] e2d639412a38ce81e64d631e368cdfa45fd59c864517c5e7bc0e80731654fd4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 662a45311e855f37a9405f21d6548067d2b710ebd25a8777694d9b4d35dc5937
[INFO] running `Command { std: "docker" "start" "-a" "662a45311e855f37a9405f21d6548067d2b710ebd25a8777694d9b4d35dc5937", kill_on_drop: false }`
[INFO] [stderr]    Compiling crafting-interpreters v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `synchronize` is never used
[INFO] [stdout]    --> src/parser.rs:133:8
[INFO] [stdout]     |
[INFO] [stdout]  21 | impl<'p> Parser<'p> {
[INFO] [stdout]     | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 133 |     fn synchronize(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "662a45311e855f37a9405f21d6548067d2b710ebd25a8777694d9b4d35dc5937", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "662a45311e855f37a9405f21d6548067d2b710ebd25a8777694d9b4d35dc5937", kill_on_drop: false }`
[INFO] [stdout] 662a45311e855f37a9405f21d6548067d2b710ebd25a8777694d9b4d35dc5937
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 64370ce2de41cea815186fb1be295af69c980991798b9b26e717a2560c893b03
[INFO] running `Command { std: "docker" "start" "-a" "64370ce2de41cea815186fb1be295af69c980991798b9b26e717a2560c893b03", kill_on_drop: false }`
[INFO] [stderr] warning: method `synchronize` is never used
[INFO] [stderr]    --> src/parser.rs:133:8
[INFO] [stderr]     |
[INFO] [stderr]  21 | impl<'p> Parser<'p> {
[INFO] [stderr]     | ------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 133 |     fn synchronize(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `crafting-interpreters` (bin "crafting-interpreters" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/crafting_interpreters-e9393bf93acc012f)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test printer::test::check_expr ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "64370ce2de41cea815186fb1be295af69c980991798b9b26e717a2560c893b03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64370ce2de41cea815186fb1be295af69c980991798b9b26e717a2560c893b03", kill_on_drop: false }`
[INFO] [stdout] 64370ce2de41cea815186fb1be295af69c980991798b9b26e717a2560c893b03
