Dec 01 02:17:47.917 INFO checking adapton-0.3.30 against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Dec 01 02:17:47.918 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-4/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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"`
Dec 01 02:17:48.442 INFO [stdout] df5a0365cc8f0b3bf3ada894464e4a33634b279be2492481a6548c8349b3f264
Dec 01 02:17:48.446 INFO running `"docker" "start" "-a" "df5a0365cc8f0b3bf3ada894464e4a33634b279be2492481a6548c8349b3f264"`
Dec 01 02:17:49.870 INFO [stderr] usermod: no changes
Dec 01 02:17:49.933 INFO [stderr]     Checking adapton v0.3.30 (/source)
Dec 01 02:17:51.684 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 01 02:17:51.684 INFO [stderr]     --> src/catalog/collections.rs:1070:62
Dec 01 02:17:51.684 INFO [stderr]      |
Dec 01 02:17:51.684 INFO [stderr] 1070 |                ||mergesort_list_of_tree2::<_,_,_,List<_>>(t, (Some(name_of_usize(666)))));
Dec 01 02:17:51.684 INFO [stderr]      |                                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 01 02:17:51.684 INFO [stderr]      |
Dec 01 02:17:51.684 INFO [stderr]      = note: #[warn(unused_parens)] on by default
Dec 01 02:17:51.684 INFO [stderr] 
Dec 01 02:17:54.311 INFO [stderr] warning: function cannot return without recursing
Dec 01 02:17:54.311 INFO [stderr]     --> src/engine.rs:2810:5
Dec 01 02:17:54.311 INFO [stderr]      |
Dec 01 02:17:54.311 INFO [stderr] 2810 |     fn explore_rec(cur_n:usize) -> Vec<usize> {
Dec 01 02:17:54.312 INFO [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
Dec 01 02:17:54.312 INFO [stderr] ...
Dec 01 02:17:54.312 INFO [stderr] 2813 |         let mut av = explore_rec(a);
Dec 01 02:17:54.312 INFO [stderr]      |                      -------------- recursive call site
Dec 01 02:17:54.313 INFO [stderr]      |
Dec 01 02:17:54.313 INFO [stderr] note: lint level defined here
Dec 01 02:17:54.313 INFO [stderr]     --> src/engine.rs:2809:12
Dec 01 02:17:54.313 INFO [stderr]      |
Dec 01 02:17:54.314 INFO [stderr] 2809 |     #[warn(unconditional_recursion)]
Dec 01 02:17:54.314 INFO [stderr]      |            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 02:17:54.314 INFO [stderr]      = help: a `loop` may express intention better if this is on purpose
Dec 01 02:17:54.314 INFO [stderr] 
Dec 01 02:17:55.632 INFO [stderr] warning: function is never used: `explore_rec`
Dec 01 02:17:55.632 INFO [stderr]     --> src/engine.rs:2810:5
Dec 01 02:17:55.632 INFO [stderr]      |
Dec 01 02:17:55.632 INFO [stderr] 2810 |     fn explore_rec(cur_n:usize) -> Vec<usize> {
Dec 01 02:17:55.632 INFO [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 02:17:55.660 INFO [stderr]      |
Dec 01 02:17:55.660 INFO [stderr]      = note: #[warn(dead_code)] on by default
Dec 01 02:17:55.660 INFO [stderr] 
Dec 01 02:17:59.444 INFO [stderr] warning: unused import: `ListIntro`
Dec 01 02:17:59.444 INFO [stderr]  --> benches/tries_bench.rs:5:49
Dec 01 02:17:59.444 INFO [stderr]   |
Dec 01 02:17:59.444 INFO [stderr] 5 | use adapton::catalog::collections::{Dir2, List, ListIntro, Tree, monoid_of_tree, tree_of_list};
Dec 01 02:17:59.444 INFO [stderr]   |                                                 ^^^^^^^^^
Dec 01 02:17:59.444 INFO [stderr]   |
Dec 01 02:17:59.444 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 01 02:17:59.444 INFO [stderr] 
Dec 01 02:17:59.610 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.71s
Dec 01 02:17:59.628 INFO [stderr] su: No module specific data is present
Dec 01 02:18:00.218 INFO running `"docker" "inspect" "df5a0365cc8f0b3bf3ada894464e4a33634b279be2492481a6548c8349b3f264"`
Dec 01 02:18:00.496 INFO running `"docker" "rm" "-f" "df5a0365cc8f0b3bf3ada894464e4a33634b279be2492481a6548c8349b3f264"`
Dec 01 02:18:00.768 INFO [stdout] df5a0365cc8f0b3bf3ada894464e4a33634b279be2492481a6548c8349b3f264