Dec 18 14:08:40.601 INFO checking marpa-0.2.1 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 14:08:40.601 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/marpa/0.2.1:/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 18 14:08:40.788 INFO [stdout] d4b4211f0f59c1fa819ee54d4fe29c8d5b314ca267c09ce77018cc2d6c4e6864
Dec 18 14:08:40.790 INFO running `"docker" "start" "-a" "d4b4211f0f59c1fa819ee54d4fe29c8d5b314ca267c09ce77018cc2d6c4e6864"`
Dec 18 14:08:41.430 INFO [stderr]    Compiling libmarpa-sys v0.1.2
Dec 18 14:08:42.815 INFO [stderr]     Checking marpa v0.2.1 (/opt/crater/workdir)
Dec 18 14:08:43.270 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 14:08:43.270 INFO [stderr]    --> src/thin/grammar.rs:115:12
Dec 18 14:08:43.271 INFO [stderr]     |
Dec 18 14:08:43.271 INFO [stderr] 115 |         Ok((0..try!(self.num_symbols())))
Dec 18 14:08:43.271 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 14:08:43.284 INFO [stderr]     |
Dec 18 14:08:43.285 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 18 14:08:43.285 INFO [stderr] 
Dec 18 14:08:43.286 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 14:08:43.286 INFO [stderr]   --> src/thin/event.rs:27:19
Dec 18 14:08:43.286 INFO [stderr]    |
Dec 18 14:08:43.287 INFO [stderr] 27 |         EventIter((0..count), grammar)
Dec 18 14:08:43.287 INFO [stderr]    |                   ^^^^^^^^^^ help: remove these parentheses
Dec 18 14:08:43.287 INFO [stderr] 
Dec 18 14:08:43.352 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 14:08:43.352 INFO [stderr]    --> src/thin/grammar.rs:115:12
Dec 18 14:08:43.352 INFO [stderr]     |
Dec 18 14:08:43.352 INFO [stderr] 115 |         Ok((0..try!(self.num_symbols())))
Dec 18 14:08:43.352 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 14:08:43.352 INFO [stderr]     |
Dec 18 14:08:43.352 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 18 14:08:43.352 INFO [stderr] 
Dec 18 14:08:43.356 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 14:08:43.356 INFO [stderr]   --> src/thin/event.rs:27:19
Dec 18 14:08:43.356 INFO [stderr]    |
Dec 18 14:08:43.356 INFO [stderr] 27 |         EventIter((0..count), grammar)
Dec 18 14:08:43.356 INFO [stderr]    |                   ^^^^^^^^^^ help: remove these parentheses
Dec 18 14:08:43.356 INFO [stderr] 
Dec 18 14:08:43.786 INFO [stderr] warning: type alias is never used: `EarleyItem`
Dec 18 14:08:43.786 INFO [stderr]  --> src/thin/earley.rs:5:1
Dec 18 14:08:43.786 INFO [stderr]   |
Dec 18 14:08:43.786 INFO [stderr] 5 | pub type EarleyItem = Marpa_Earley_Item_ID;
Dec 18 14:08:43.786 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 14:08:43.786 INFO [stderr]   |
Dec 18 14:08:43.786 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 18 14:08:43.786 INFO [stderr] 
Dec 18 14:08:44.352 INFO [stderr] warning: type alias is never used: `EarleyItem`
Dec 18 14:08:44.353 INFO [stderr]  --> src/thin/earley.rs:5:1
Dec 18 14:08:44.353 INFO [stderr]   |
Dec 18 14:08:44.353 INFO [stderr] 5 | pub type EarleyItem = Marpa_Earley_Item_ID;
Dec 18 14:08:44.353 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 14:08:44.354 INFO [stderr]   |
Dec 18 14:08:44.354 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 18 14:08:44.354 INFO [stderr] 
Dec 18 14:08:44.661 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.27s
Dec 18 14:08:45.249 INFO running `"docker" "inspect" "d4b4211f0f59c1fa819ee54d4fe29c8d5b314ca267c09ce77018cc2d6c4e6864"`
Dec 18 14:08:45.486 INFO running `"docker" "rm" "-f" "d4b4211f0f59c1fa819ee54d4fe29c8d5b314ca267c09ce77018cc2d6c4e6864"`
Dec 18 14:08:45.868 INFO [stdout] d4b4211f0f59c1fa819ee54d4fe29c8d5b314ca267c09ce77018cc2d6c4e6864