Nov 30 09:47:49.416 INFO checking MashPlant/decaf against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 09:47:49.416 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-3/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +32252761328f59ccfadb1bafb8148c685bc830b3-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 30 09:47:49.908 INFO [stdout] 1a73903d046afc860214bea065aeaf527fcb389b2a5f6fc43069469c01234a2a
Nov 30 09:47:49.910 INFO running `"docker" "start" "-a" "1a73903d046afc860214bea065aeaf527fcb389b2a5f6fc43069469c01234a2a"`
Nov 30 09:47:52.316 INFO [stderr] usermod: no changes
Nov 30 09:47:52.416 INFO [stderr]     Checking backend v0.1.0 (/source/src/backend)
Nov 30 09:47:52.416 INFO [stderr]     Checking regex v0.2.11
Nov 30 09:47:55.545 INFO [stderr]     Checking decaf v0.1.0 (/source)
Nov 30 09:48:02.212 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 09:48:02.212 INFO [stderr]   --> src/types.rs:74:11
Nov 30 09:48:02.212 INFO [stderr]    |
Nov 30 09:48:02.212 INFO [stderr] 74 |           write!(f, "{}->", parameter.type_.sem);
Nov 30 09:48:02.212 INFO [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 09:48:02.212 INFO [stderr]    |
Nov 30 09:48:02.212 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 09:48:02.212 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 09:48:02.212 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 30 09:48:02.212 INFO [stderr] 
Nov 30 09:48:02.632 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 09:48:02.633 INFO [stderr]   --> src/types.rs:74:11
Nov 30 09:48:02.633 INFO [stderr]    |
Nov 30 09:48:02.633 INFO [stderr] 74 |           write!(f, "{}->", parameter.type_.sem);
Nov 30 09:48:02.633 INFO [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 09:48:02.633 INFO [stderr]    |
Nov 30 09:48:02.633 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 09:48:02.633 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 09:48:02.640 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 30 09:48:02.640 INFO [stderr] 
Nov 30 09:48:02.940 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 09:48:02.940 INFO [stderr]    --> src/symbol.rs:158:11
Nov 30 09:48:02.940 INFO [stderr]     |
Nov 30 09:48:02.940 INFO [stderr] 158 |           write!(f, "{} -> class {}", class.loc, class.name);
Nov 30 09:48:02.940 INFO [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 09:48:02.940 INFO [stderr]     |
Nov 30 09:48:02.940 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 09:48:02.940 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 30 09:48:02.940 INFO [stderr] 
Nov 30 09:48:03.316 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 09:48:03.316 INFO [stderr]    --> src/symbol.rs:158:11
Nov 30 09:48:03.316 INFO [stderr]     |
Nov 30 09:48:03.316 INFO [stderr] 158 |           write!(f, "{} -> class {}", class.loc, class.name);
Nov 30 09:48:03.316 INFO [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 09:48:03.316 INFO [stderr]     |
Nov 30 09:48:03.316 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 09:48:03.316 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 30 09:48:03.316 INFO [stderr] 
Nov 30 09:48:03.397 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.04s
Nov 30 09:48:03.400 INFO [stderr] su: No module specific data is present
Nov 30 09:48:04.056 INFO running `"docker" "inspect" "1a73903d046afc860214bea065aeaf527fcb389b2a5f6fc43069469c01234a2a"`
Nov 30 09:48:04.344 INFO running `"docker" "rm" "-f" "1a73903d046afc860214bea065aeaf527fcb389b2a5f6fc43069469c01234a2a"`
Nov 30 09:48:04.756 INFO [stdout] 1a73903d046afc860214bea065aeaf527fcb389b2a5f6fc43069469c01234a2a