[INFO] cloning repository https://github.com/seancribbs/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/seancribbs/crafting-interpreters" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseancribbs%2Fcrafting-interpreters", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseancribbs%2Fcrafting-interpreters'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 73378ba42e1cb0cf54187b042eaef1b2c6aaa506
[INFO] checking seancribbs/crafting-interpreters against master#c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3 for pr-141352
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseancribbs%2Fcrafting-interpreters" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/seancribbs/crafting-interpreters on toolchain c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/seancribbs/crafting-interpreters
[INFO] finished tweaking git repo https://github.com/seancribbs/crafting-interpreters
[INFO] tweaked toml for git repo https://github.com/seancribbs/crafting-interpreters written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/seancribbs/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" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: bin.0.source
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bdf5899aa7b6d6879b8d1291942466c51d37ef42ab88aebcbfc73ea131816885
[INFO] running `Command { std: "docker" "start" "-a" "bdf5899aa7b6d6879b8d1291942466c51d37ef42ab88aebcbfc73ea131816885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bdf5899aa7b6d6879b8d1291942466c51d37ef42ab88aebcbfc73ea131816885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdf5899aa7b6d6879b8d1291942466c51d37ef42ab88aebcbfc73ea131816885", kill_on_drop: false }`
[INFO] [stdout] bdf5899aa7b6d6879b8d1291942466c51d37ef42ab88aebcbfc73ea131816885
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af4afb9275c447efbaa33c946ecd43f6da816ff91882bc97380bcd02c00f22e3
[INFO] running `Command { std: "docker" "start" "-a" "af4afb9275c447efbaa33c946ecd43f6da816ff91882bc97380bcd02c00f22e3", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: bin.0.source
[INFO] [stderr]    Compiling proc-macro2 v1.0.71
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling thiserror v1.0.52
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.43
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.52
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking lox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `synchronize` is never used
[INFO] [stdout]    --> src/syntax.rs:155:8
[INFO] [stdout]     |
[INFO] [stdout] 24  | impl Parser {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 155 |     fn synchronize(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `synchronize` is never used
[INFO] [stdout]    --> src/syntax.rs:155:8
[INFO] [stdout]     |
[INFO] [stdout] 24  | impl Parser {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 155 |     fn synchronize(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.14s
[INFO] running `Command { std: "docker" "inspect" "af4afb9275c447efbaa33c946ecd43f6da816ff91882bc97380bcd02c00f22e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af4afb9275c447efbaa33c946ecd43f6da816ff91882bc97380bcd02c00f22e3", kill_on_drop: false }`
[INFO] [stdout] af4afb9275c447efbaa33c946ecd43f6da816ff91882bc97380bcd02c00f22e3