Dec 17 20:53:52.938 INFO checking lasagnaphil/rust-lox against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 20:53:52.938 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/lasagnaphil/rust-lox:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 20:53:53.357 INFO [stdout] c0d5c8c481f698ebac53b2f93807b62b0b10fb391d5b2287c7b838672f418355
Dec 17 20:53:53.359 INFO running `"docker" "start" "-a" "c0d5c8c481f698ebac53b2f93807b62b0b10fb391d5b2287c7b838672f418355"`
Dec 17 20:53:54.964 INFO [stderr]     Checking rlox v0.1.0 (/opt/crater/workdir)
Dec 17 20:53:55.430 INFO [stderr] warning: method is never used: `synchronize`
Dec 17 20:53:55.431 INFO [stderr]    --> src/parser.rs:115:5
Dec 17 20:53:55.431 INFO [stderr]     |
Dec 17 20:53:55.431 INFO [stderr] 115 |     fn synchronize(&mut self) {
Dec 17 20:53:55.432 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 20:53:55.432 INFO [stderr]     |
Dec 17 20:53:55.432 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 17 20:53:55.432 INFO [stderr] 
Dec 17 20:53:55.616 INFO [stderr] warning: method is never used: `synchronize`
Dec 17 20:53:55.616 INFO [stderr]    --> src/parser.rs:115:5
Dec 17 20:53:55.616 INFO [stderr]     |
Dec 17 20:53:55.616 INFO [stderr] 115 |     fn synchronize(&mut self) {
Dec 17 20:53:55.616 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 20:53:55.616 INFO [stderr]     |
Dec 17 20:53:55.616 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 17 20:53:55.616 INFO [stderr] 
Dec 17 20:53:55.768 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 20:53:55.768 INFO [stderr]   --> src/main.rs:13:9
Dec 17 20:53:55.768 INFO [stderr]    |
Dec 17 20:53:55.768 INFO [stderr] 13 |         lox::run_file(&args[1]);
Dec 17 20:53:55.768 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 20:53:55.768 INFO [stderr]    |
Dec 17 20:53:55.768 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 20:53:55.768 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 20:53:55.768 INFO [stderr] 
Dec 17 20:53:55.768 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 20:53:55.768 INFO [stderr]   --> src/main.rs:16:9
Dec 17 20:53:55.769 INFO [stderr]    |
Dec 17 20:53:55.769 INFO [stderr] 16 |         lox::run_prompt();
Dec 17 20:53:55.769 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^
Dec 17 20:53:55.769 INFO [stderr]    |
Dec 17 20:53:55.769 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 20:53:55.769 INFO [stderr] 
Dec 17 20:53:55.817 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 20:53:55.817 INFO [stderr]   --> src/main.rs:13:9
Dec 17 20:53:55.817 INFO [stderr]    |
Dec 17 20:53:55.817 INFO [stderr] 13 |         lox::run_file(&args[1]);
Dec 17 20:53:55.817 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 20:53:55.818 INFO [stderr]    |
Dec 17 20:53:55.818 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 20:53:55.818 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 20:53:55.818 INFO [stderr] 
Dec 17 20:53:55.818 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 20:53:55.818 INFO [stderr]   --> src/main.rs:16:9
Dec 17 20:53:55.818 INFO [stderr]    |
Dec 17 20:53:55.818 INFO [stderr] 16 |         lox::run_prompt();
Dec 17 20:53:55.818 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^
Dec 17 20:53:55.818 INFO [stderr]    |
Dec 17 20:53:55.818 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 20:53:55.818 INFO [stderr] 
Dec 17 20:53:55.860 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
Dec 17 20:53:56.505 INFO running `"docker" "inspect" "c0d5c8c481f698ebac53b2f93807b62b0b10fb391d5b2287c7b838672f418355"`
Dec 17 20:53:56.804 INFO running `"docker" "rm" "-f" "c0d5c8c481f698ebac53b2f93807b62b0b10fb391d5b2287c7b838672f418355"`
Dec 17 20:53:57.137 INFO [stdout] c0d5c8c481f698ebac53b2f93807b62b0b10fb391d5b2287c7b838672f418355