Nov 18 20:55:46.894 INFO testing ai_kit-0.1.0 against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 18 20:55:46.896 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt build --frozen" "-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 18 20:55:47.149 INFO [stdout] 45832f7aeb370a0aeffe69b5265e3df284ab187b5e36ae87783c8df59fe2efc6
Nov 18 20:55:47.150 INFO running `"docker" "start" "-a" "45832f7aeb370a0aeffe69b5265e3df284ab187b5e36ae87783c8df59fe2efc6"`
Nov 18 20:55:47.883 INFO [stderr] usermod: no changes
Nov 18 20:55:48.027 INFO [stderr]    Compiling pulldown-cmark v0.0.15
Nov 18 20:55:51.552 INFO [stderr]    Compiling skeptic v0.11.0
Nov 18 20:55:56.531 INFO [stderr]    Compiling ai_kit v0.1.0 (/source)
Nov 18 20:56:02.807 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 18 20:56:02.807 INFO [stderr]   --> src/datum/mod.rs:47:45
Nov 18 20:56:02.808 INFO [stderr]    |
Nov 18 20:56:02.808 INFO [stderr] 47 |             Datum::Int(ref i_value) => Some((i_value.clone() as f64)),
Nov 18 20:56:02.808 INFO [stderr]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 18 20:56:02.808 INFO [stderr]    |
Nov 18 20:56:02.808 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 18 20:56:02.808 INFO [stderr] 
Nov 18 20:56:02.808 INFO [stderr] warning: unnecessary parentheses around method argument
Nov 18 20:56:02.808 INFO [stderr]   --> src/pedigree/mod.rs:83:115
Nov 18 20:56:02.808 INFO [stderr]    |
Nov 18 20:56:02.808 INFO [stderr] 83 |                 Some((construct_id_origin_tuples_for_generation(generation), self.inf_graph.subsequent_inferences((generation_idx + 1))))
Nov 18 20:56:02.808 INFO [stderr]    |                                                                                                                   ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 18 20:56:02.808 INFO [stderr] 
Nov 18 20:56:02.808 INFO [stderr] warning: doc comment not used by rustdoc
Nov 18 20:56:02.808 INFO [stderr]    --> src/pedigree/mod.rs:136:9
Nov 18 20:56:02.808 INFO [stderr]     |
Nov 18 20:56:02.808 INFO [stderr] 136 |         /// Return unify derived from this one
Nov 18 20:56:02.808 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 20:56:02.808 INFO [stderr]     |
Nov 18 20:56:02.808 INFO [stderr]     = note: #[warn(unused_doc_comments)] on by default
Nov 18 20:56:02.808 INFO [stderr] 
Nov 18 20:56:02.808 INFO [stderr] warning: doc comment not used by rustdoc
Nov 18 20:56:02.808 INFO [stderr]    --> src/pedigree/mod.rs:141:9
Nov 18 20:56:02.808 INFO [stderr]     |
Nov 18 20:56:02.808 INFO [stderr] 141 |         /// Return all unify derived in and after the specified generation
Nov 18 20:56:02.808 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 20:56:02.808 INFO [stderr] 
Nov 18 20:56:04.585 INFO [stderr] warning: variable does not need to be mutable
Nov 18 20:56:04.585 INFO [stderr]    --> src/pedigree/mod.rs:286:13
Nov 18 20:56:04.585 INFO [stderr]     |
Nov 18 20:56:04.585 INFO [stderr] 286 |         let mut inner_descendents = self.descendents.get_mut(&source_id).unwrap();
Nov 18 20:56:04.585 INFO [stderr]     |             ----^^^^^^^^^^^^^^^^^
Nov 18 20:56:04.585 INFO [stderr]     |             |
Nov 18 20:56:04.585 INFO [stderr]     |             help: remove this `mut`
Nov 18 20:56:04.585 INFO [stderr]     |
Nov 18 20:56:04.585 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 18 20:56:04.585 INFO [stderr] 
Nov 18 20:56:09.074 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.15s
Nov 18 20:56:09.081 INFO [stderr] su: No module specific data is present
Nov 18 20:56:10.541 INFO running `"docker" "inspect" "45832f7aeb370a0aeffe69b5265e3df284ab187b5e36ae87783c8df59fe2efc6"`
Nov 18 20:56:10.921 INFO running `"docker" "rm" "-f" "45832f7aeb370a0aeffe69b5265e3df284ab187b5e36ae87783c8df59fe2efc6"`
Nov 18 20:56:11.271 INFO [stdout] 45832f7aeb370a0aeffe69b5265e3df284ab187b5e36ae87783c8df59fe2efc6
Nov 18 20:56:11.278 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen --no-run" "-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 18 20:56:11.728 INFO [stdout] 6b9f056b8ffcef81a345e950f174e6bc29ed11df14e65dce04cefcd00feb4865
Nov 18 20:56:11.730 INFO running `"docker" "start" "-a" "6b9f056b8ffcef81a345e950f174e6bc29ed11df14e65dce04cefcd00feb4865"`
Nov 18 20:56:14.298 INFO [stderr] usermod: no changes
Nov 18 20:56:14.459 INFO [stderr]    Compiling ai_kit v0.1.0 (/source)
Nov 18 20:56:16.755 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 18 20:56:16.755 INFO [stderr]   --> src/datum/mod.rs:47:45
Nov 18 20:56:16.756 INFO [stderr]    |
Nov 18 20:56:16.756 INFO [stderr] 47 |             Datum::Int(ref i_value) => Some((i_value.clone() as f64)),
Nov 18 20:56:16.756 INFO [stderr]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 18 20:56:16.757 INFO [stderr]    |
Nov 18 20:56:16.757 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 18 20:56:16.757 INFO [stderr] 
Nov 18 20:56:16.757 INFO [stderr] warning: unnecessary parentheses around method argument
Nov 18 20:56:16.758 INFO [stderr]   --> src/pedigree/mod.rs:83:115
Nov 18 20:56:16.758 INFO [stderr]    |
Nov 18 20:56:16.758 INFO [stderr] 83 |                 Some((construct_id_origin_tuples_for_generation(generation), self.inf_graph.subsequent_inferences((generation_idx + 1))))
Nov 18 20:56:16.758 INFO [stderr]    |                                                                                                                   ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 18 20:56:16.759 INFO [stderr] 
Nov 18 20:56:16.759 INFO [stderr] warning: doc comment not used by rustdoc
Nov 18 20:56:16.759 INFO [stderr]    --> src/pedigree/mod.rs:136:9
Nov 18 20:56:16.759 INFO [stderr]     |
Nov 18 20:56:16.760 INFO [stderr] 136 |         /// Return unify derived from this one
Nov 18 20:56:16.760 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 20:56:16.760 INFO [stderr]     |
Nov 18 20:56:16.761 INFO [stderr]     = note: #[warn(unused_doc_comments)] on by default
Nov 18 20:56:16.761 INFO [stderr] 
Nov 18 20:56:16.761 INFO [stderr] warning: doc comment not used by rustdoc
Nov 18 20:56:16.761 INFO [stderr]    --> src/pedigree/mod.rs:141:9
Nov 18 20:56:16.762 INFO [stderr]     |
Nov 18 20:56:16.762 INFO [stderr] 141 |         /// Return all unify derived in and after the specified generation
Nov 18 20:56:16.762 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 20:56:16.763 INFO [stderr] 
Nov 18 20:56:18.571 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 18 20:56:18.571 INFO [stderr]   --> src/datum/mod.rs:47:45
Nov 18 20:56:18.571 INFO [stderr]    |
Nov 18 20:56:18.571 INFO [stderr] 47 |             Datum::Int(ref i_value) => Some((i_value.clone() as f64)),
Nov 18 20:56:18.571 INFO [stderr]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 18 20:56:18.571 INFO [stderr]    |
Nov 18 20:56:18.571 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 18 20:56:18.571 INFO [stderr] 
Nov 18 20:56:18.571 INFO [stderr] warning: unused import: `std::str`
Nov 18 20:56:18.571 INFO [stderr]  --> src/datum/tests.rs:3:5
Nov 18 20:56:18.571 INFO [stderr]   |
Nov 18 20:56:18.571 INFO [stderr] 3 | use std::str;
Nov 18 20:56:18.571 INFO [stderr]   |     ^^^^^^^^
Nov 18 20:56:18.571 INFO [stderr]   |
Nov 18 20:56:18.571 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 18 20:56:18.571 INFO [stderr] 
Nov 18 20:56:18.571 INFO [stderr] warning: unnecessary parentheses around method argument
Nov 18 20:56:18.571 INFO [stderr]   --> src/pedigree/mod.rs:83:115
Nov 18 20:56:18.571 INFO [stderr]    |
Nov 18 20:56:18.571 INFO [stderr] 83 |                 Some((construct_id_origin_tuples_for_generation(generation), self.inf_graph.subsequent_inferences((generation_idx + 1))))
Nov 18 20:56:18.571 INFO [stderr]    |                                                                                                                   ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 18 20:56:18.571 INFO [stderr] 
Nov 18 20:56:18.571 INFO [stderr] warning: doc comment not used by rustdoc
Nov 18 20:56:18.571 INFO [stderr]    --> src/pedigree/mod.rs:136:9
Nov 18 20:56:18.571 INFO [stderr]     |
Nov 18 20:56:18.571 INFO [stderr] 136 |         /// Return unify derived from this one
Nov 18 20:56:18.571 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 20:56:18.571 INFO [stderr]     |
Nov 18 20:56:18.571 INFO [stderr]     = note: #[warn(unused_doc_comments)] on by default
Nov 18 20:56:18.571 INFO [stderr] 
Nov 18 20:56:18.571 INFO [stderr] warning: doc comment not used by rustdoc
Nov 18 20:56:18.571 INFO [stderr]    --> src/pedigree/mod.rs:141:9
Nov 18 20:56:18.571 INFO [stderr]     |
Nov 18 20:56:18.571 INFO [stderr] 141 |         /// Return all unify derived in and after the specified generation
Nov 18 20:56:18.571 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 20:56:18.571 INFO [stderr] 
Nov 18 20:56:19.571 INFO [stderr] warning: variable does not need to be mutable
Nov 18 20:56:19.571 INFO [stderr]    --> src/pedigree/mod.rs:286:13
Nov 18 20:56:19.571 INFO [stderr]     |
Nov 18 20:56:19.571 INFO [stderr] 286 |         let mut inner_descendents = self.descendents.get_mut(&source_id).unwrap();
Nov 18 20:56:19.571 INFO [stderr]     |             ----^^^^^^^^^^^^^^^^^
Nov 18 20:56:19.571 INFO [stderr]     |             |
Nov 18 20:56:19.571 INFO [stderr]     |             help: remove this `mut`
Nov 18 20:56:19.571 INFO [stderr]     |
Nov 18 20:56:19.571 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 18 20:56:19.571 INFO [stderr] 
Nov 18 20:56:27.735 INFO [stderr] warning: variable does not need to be mutable
Nov 18 20:56:27.735 INFO [stderr]    --> src/pedigree/mod.rs:286:13
Nov 18 20:56:27.735 INFO [stderr]     |
Nov 18 20:56:27.736 INFO [stderr] 286 |         let mut inner_descendents = self.descendents.get_mut(&source_id).unwrap();
Nov 18 20:56:27.736 INFO [stderr]     |             ----^^^^^^^^^^^^^^^^^
Nov 18 20:56:27.736 INFO [stderr]     |             |
Nov 18 20:56:27.736 INFO [stderr]     |             help: remove this `mut`
Nov 18 20:56:27.751 INFO [stderr]     |
Nov 18 20:56:27.751 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 18 20:56:27.751 INFO [stderr] 
Nov 18 20:56:42.631 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.31s
Nov 18 20:56:42.646 INFO [stderr] su: No module specific data is present
Nov 18 20:56:43.525 INFO running `"docker" "inspect" "6b9f056b8ffcef81a345e950f174e6bc29ed11df14e65dce04cefcd00feb4865"`
Nov 18 20:56:43.726 INFO running `"docker" "rm" "-f" "6b9f056b8ffcef81a345e950f174e6bc29ed11df14e65dce04cefcd00feb4865"`
Nov 18 20:56:44.128 INFO [stdout] 6b9f056b8ffcef81a345e950f174e6bc29ed11df14e65dce04cefcd00feb4865