Aug 18 04:09:36.101 INFO checking adapton-0.3.30 against master#142bb27373126edf8367f526358b6c72ecf1d8df for pr-53426
Aug 18 04:09:36.101 INFO running: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 18 04:09:36.101 INFO creating container for: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 18 04:09:36.101 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-53426/master#142bb27373126edf8367f526358b6c72ecf1d8df:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-4/master#142bb27373126edf8367f526358b6c72ecf1d8df:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 18 04:09:36.376 INFO blam! 172f60b6039ace11ba15802804f389f0218efebf442c659a5f8acaf46f4c108f
Aug 18 04:09:36.379 INFO running `"docker" "start" "-a" "172f60b6039ace11ba15802804f389f0218efebf442c659a5f8acaf46f4c108f"`
Aug 18 04:09:37.328 INFO kablam!     Checking adapton v0.3.30 (file:///source)
Aug 18 04:09:39.300 INFO kablam! warning: unnecessary parentheses around function argument
Aug 18 04:09:39.300 INFO kablam!     --> src/catalog/collections.rs:1070:62
Aug 18 04:09:39.301 INFO kablam!      |
Aug 18 04:09:39.301 INFO kablam! 1070 |                ||mergesort_list_of_tree2::<_,_,_,List<_>>(t, (Some(name_of_usize(666)))));
Aug 18 04:09:39.301 INFO kablam!      |                                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Aug 18 04:09:39.310 INFO kablam!      |
Aug 18 04:09:39.310 INFO kablam!      = note: #[warn(unused_parens)] on by default
Aug 18 04:09:39.311 INFO kablam! 
Aug 18 04:09:51.697 INFO kablam! warning: unused import: `ListIntro`
Aug 18 04:09:51.697 INFO kablam!  --> benches/tries_bench.rs:5:49
Aug 18 04:09:51.697 INFO kablam!   |
Aug 18 04:09:51.697 INFO kablam! 5 | use adapton::catalog::collections::{Dir2, List, ListIntro, Tree, monoid_of_tree, tree_of_list};
Aug 18 04:09:51.697 INFO kablam!   |                                                 ^^^^^^^^^
Aug 18 04:09:51.697 INFO kablam!   |
Aug 18 04:09:51.697 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 18 04:09:51.698 INFO kablam! 
Aug 18 04:09:51.826 INFO kablam! warning: function is never used: `explore_rec`
Aug 18 04:09:51.826 INFO kablam!     --> src/engine.rs:2810:5
Aug 18 04:09:51.826 INFO kablam!      |
Aug 18 04:09:51.826 INFO kablam! 2810 |     fn explore_rec(cur_n:usize) -> Vec<usize> {
Aug 18 04:09:51.826 INFO kablam!      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 18 04:09:51.826 INFO kablam!      |
Aug 18 04:09:51.827 INFO kablam!      = note: #[warn(dead_code)] on by default
Aug 18 04:09:51.827 INFO kablam! 
Aug 18 04:09:51.901 INFO kablam! warning: function cannot return without recurring
Aug 18 04:09:51.901 INFO kablam!     --> src/engine.rs:2810:5
Aug 18 04:09:51.901 INFO kablam!      |
Aug 18 04:09:51.902 INFO kablam! 2810 |     fn explore_rec(cur_n:usize) -> Vec<usize> {
Aug 18 04:09:51.902 INFO kablam!      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recurring
Aug 18 04:09:51.902 INFO kablam! ...
Aug 18 04:09:51.902 INFO kablam! 2813 |         let mut av = explore_rec(a);
Aug 18 04:09:51.902 INFO kablam!      |                      -------------- recursive call site
Aug 18 04:09:51.902 INFO kablam!      |
Aug 18 04:09:51.903 INFO kablam! note: lint level defined here
Aug 18 04:09:51.903 INFO kablam!     --> src/engine.rs:2809:12
Aug 18 04:09:51.903 INFO kablam!      |
Aug 18 04:09:51.903 INFO kablam! 2809 |     #[warn(unconditional_recursion)]
Aug 18 04:09:51.903 INFO kablam!      |            ^^^^^^^^^^^^^^^^^^^^^^^
Aug 18 04:09:51.903 INFO kablam!      = help: a `loop` may express intention better if this is on purpose
Aug 18 04:09:51.903 INFO kablam! 
Aug 18 04:09:53.126 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 15.84s
Aug 18 04:09:53.134 INFO kablam! su: No module specific data is present
Aug 18 04:09:53.833 INFO running `"docker" "rm" "-f" "172f60b6039ace11ba15802804f389f0218efebf442c659a5f8acaf46f4c108f"`
Aug 18 04:09:54.000 INFO blam! 172f60b6039ace11ba15802804f389f0218efebf442c659a5f8acaf46f4c108f