Nov 29 04:51:43.053 INFO checking ai_kit-0.1.0 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 29 04:51:43.054 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-6/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 29 04:51:43.444 INFO [stdout] 339c64cab74efd6e929501c2b5181ae1ddf40dde88dd25a5f62f1f647fca961f
Nov 29 04:51:43.446 INFO running `"docker" "start" "-a" "339c64cab74efd6e929501c2b5181ae1ddf40dde88dd25a5f62f1f647fca961f"`
Nov 29 04:51:44.892 INFO [stderr] usermod: no changes
Nov 29 04:51:45.092 INFO [stderr]     Checking error-chain v0.10.0
Nov 29 04:51:45.092 INFO [stderr]    Compiling pulldown-cmark v0.0.15
Nov 29 04:51:45.853 INFO [stderr]     Checking skeptic v0.11.0
Nov 29 04:51:51.788 INFO [stderr]    Compiling ai_kit v0.1.0 (/source)
Nov 29 04:51:56.008 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 29 04:51:56.008 INFO [stderr]   --> src/datum/mod.rs:47:45
Nov 29 04:51:56.008 INFO [stderr]    |
Nov 29 04:51:56.008 INFO [stderr] 47 |             Datum::Int(ref i_value) => Some((i_value.clone() as f64)),
Nov 29 04:51:56.008 INFO [stderr]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 29 04:51:56.008 INFO [stderr]    |
Nov 29 04:51:56.008 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 29 04:51:56.008 INFO [stderr] 
Nov 29 04:51:56.008 INFO [stderr] warning: unnecessary parentheses around method argument
Nov 29 04:51:56.008 INFO [stderr]   --> src/pedigree/mod.rs:83:115
Nov 29 04:51:56.008 INFO [stderr]    |
Nov 29 04:51:56.008 INFO [stderr] 83 |                 Some((construct_id_origin_tuples_for_generation(generation), self.inf_graph.subsequent_inferences((generation_idx + 1))))
Nov 29 04:51:56.008 INFO [stderr]    |                                                                                                                   ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 29 04:51:56.008 INFO [stderr] 
Nov 29 04:51:56.008 INFO [stderr] warning: doc comment not used by rustdoc
Nov 29 04:51:56.008 INFO [stderr]    --> src/pedigree/mod.rs:136:9
Nov 29 04:51:56.008 INFO [stderr]     |
Nov 29 04:51:56.008 INFO [stderr] 136 |         /// Return unify derived from this one
Nov 29 04:51:56.008 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 04:51:56.008 INFO [stderr]     |
Nov 29 04:51:56.008 INFO [stderr]     = note: #[warn(unused_doc_comments)] on by default
Nov 29 04:51:56.009 INFO [stderr] 
Nov 29 04:51:56.009 INFO [stderr] warning: doc comment not used by rustdoc
Nov 29 04:51:56.009 INFO [stderr]    --> src/pedigree/mod.rs:141:9
Nov 29 04:51:56.009 INFO [stderr]     |
Nov 29 04:51:56.009 INFO [stderr] 141 |         /// Return all unify derived in and after the specified generation
Nov 29 04:51:56.009 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 04:51:56.009 INFO [stderr] 
Nov 29 04:51:56.996 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 29 04:51:56.996 INFO [stderr]   --> src/datum/mod.rs:47:45
Nov 29 04:51:56.996 INFO [stderr]    |
Nov 29 04:51:56.996 INFO [stderr] 47 |             Datum::Int(ref i_value) => Some((i_value.clone() as f64)),
Nov 29 04:51:56.996 INFO [stderr]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 29 04:51:56.996 INFO [stderr]    |
Nov 29 04:51:56.996 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 29 04:51:56.996 INFO [stderr] 
Nov 29 04:51:56.996 INFO [stderr] warning: unused import: `std::str`
Nov 29 04:51:56.996 INFO [stderr]  --> src/datum/tests.rs:3:5
Nov 29 04:51:56.996 INFO [stderr]   |
Nov 29 04:51:56.996 INFO [stderr] 3 | use std::str;
Nov 29 04:51:56.996 INFO [stderr]   |     ^^^^^^^^
Nov 29 04:51:56.996 INFO [stderr]   |
Nov 29 04:51:56.996 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 29 04:51:56.996 INFO [stderr] 
Nov 29 04:51:56.999 INFO [stderr] warning: unnecessary parentheses around method argument
Nov 29 04:51:56.999 INFO [stderr]   --> src/pedigree/mod.rs:83:115
Nov 29 04:51:56.999 INFO [stderr]    |
Nov 29 04:51:56.999 INFO [stderr] 83 |                 Some((construct_id_origin_tuples_for_generation(generation), self.inf_graph.subsequent_inferences((generation_idx + 1))))
Nov 29 04:51:56.999 INFO [stderr]    |                                                                                                                   ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 29 04:51:56.999 INFO [stderr] 
Nov 29 04:51:56.999 INFO [stderr] warning: doc comment not used by rustdoc
Nov 29 04:51:56.999 INFO [stderr]    --> src/pedigree/mod.rs:136:9
Nov 29 04:51:56.999 INFO [stderr]     |
Nov 29 04:51:56.999 INFO [stderr] 136 |         /// Return unify derived from this one
Nov 29 04:51:56.999 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 04:51:56.999 INFO [stderr]     |
Nov 29 04:51:56.999 INFO [stderr]     = note: #[warn(unused_doc_comments)] on by default
Nov 29 04:51:56.999 INFO [stderr] 
Nov 29 04:51:56.999 INFO [stderr] warning: doc comment not used by rustdoc
Nov 29 04:51:56.999 INFO [stderr]    --> src/pedigree/mod.rs:141:9
Nov 29 04:51:56.999 INFO [stderr]     |
Nov 29 04:51:56.999 INFO [stderr] 141 |         /// Return all unify derived in and after the specified generation
Nov 29 04:51:56.999 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 04:51:56.999 INFO [stderr] 
Nov 29 04:51:58.105 INFO [stderr] warning: variable does not need to be mutable
Nov 29 04:51:58.106 INFO [stderr]    --> src/pedigree/mod.rs:286:13
Nov 29 04:51:58.106 INFO [stderr]     |
Nov 29 04:51:58.106 INFO [stderr] 286 |         let mut inner_descendents = self.descendents.get_mut(&source_id).unwrap();
Nov 29 04:51:58.106 INFO [stderr]     |             ----^^^^^^^^^^^^^^^^^
Nov 29 04:51:58.107 INFO [stderr]     |             |
Nov 29 04:51:58.107 INFO [stderr]     |             help: remove this `mut`
Nov 29 04:51:58.107 INFO [stderr]     |
Nov 29 04:51:58.107 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 29 04:51:58.107 INFO [stderr] 
Nov 29 04:51:59.948 INFO [stderr] warning: variable does not need to be mutable
Nov 29 04:51:59.948 INFO [stderr]    --> src/pedigree/mod.rs:286:13
Nov 29 04:51:59.948 INFO [stderr]     |
Nov 29 04:51:59.948 INFO [stderr] 286 |         let mut inner_descendents = self.descendents.get_mut(&source_id).unwrap();
Nov 29 04:51:59.948 INFO [stderr]     |             ----^^^^^^^^^^^^^^^^^
Nov 29 04:51:59.948 INFO [stderr]     |             |
Nov 29 04:51:59.948 INFO [stderr]     |             help: remove this `mut`
Nov 29 04:51:59.948 INFO [stderr]     |
Nov 29 04:51:59.948 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 29 04:51:59.948 INFO [stderr] 
Nov 29 04:52:00.752 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.84s
Nov 29 04:52:00.757 INFO [stderr] su: No module specific data is present
Nov 29 04:52:01.596 INFO running `"docker" "inspect" "339c64cab74efd6e929501c2b5181ae1ddf40dde88dd25a5f62f1f647fca961f"`
Nov 29 04:52:01.834 INFO running `"docker" "rm" "-f" "339c64cab74efd6e929501c2b5181ae1ddf40dde88dd25a5f62f1f647fca961f"`
Nov 29 04:52:02.212 INFO [stdout] 339c64cab74efd6e929501c2b5181ae1ddf40dde88dd25a5f62f1f647fca961f