Nov 10 09:23:46.214 INFO checking adapton-0.3.30 against try#dc13be39fae8d4c607889b27de374b52586485a3 for pr-55632
Nov 10 09:23:46.215 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-5/try#dc13be39fae8d4c607889b27de374b52586485a3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55632/try#dc13be39fae8d4c607889b27de374b52586485a3:/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 +dc13be39fae8d4c607889b27de374b52586485a3-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 10 09:23:46.651 INFO blam! b7fdaa7e42f9f220297854a55130edeb904331154cff9f67b3036800d0133d7d
Nov 10 09:23:46.663 INFO running `"docker" "start" "-a" "b7fdaa7e42f9f220297854a55130edeb904331154cff9f67b3036800d0133d7d"`
Nov 10 09:23:48.082 INFO kablam! usermod: no changes
Nov 10 09:23:48.175 INFO kablam!     Checking adapton v0.3.30 (/source)
Nov 10 09:23:49.504 INFO kablam! warning: unnecessary parentheses around function argument
Nov 10 09:23:49.504 INFO kablam!     --> src/catalog/collections.rs:1070:62
Nov 10 09:23:49.504 INFO kablam!      |
Nov 10 09:23:49.504 INFO kablam! 1070 |                ||mergesort_list_of_tree2::<_,_,_,List<_>>(t, (Some(name_of_usize(666)))));
Nov 10 09:23:49.504 INFO kablam!      |                                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 10 09:23:49.504 INFO kablam!      |
Nov 10 09:23:49.504 INFO kablam!      = note: #[warn(unused_parens)] on by default
Nov 10 09:23:49.504 INFO kablam! 
Nov 10 09:23:51.771 INFO kablam! warning: function cannot return without recursing
Nov 10 09:23:51.771 INFO kablam!     --> src/engine.rs:2810:5
Nov 10 09:23:51.771 INFO kablam!      |
Nov 10 09:23:51.771 INFO kablam! 2810 |     fn explore_rec(cur_n:usize) -> Vec<usize> {
Nov 10 09:23:51.771 INFO kablam!      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
Nov 10 09:23:51.771 INFO kablam! ...
Nov 10 09:23:51.771 INFO kablam! 2813 |         let mut av = explore_rec(a);
Nov 10 09:23:51.771 INFO kablam!      |                      -------------- recursive call site
Nov 10 09:23:51.771 INFO kablam!      |
Nov 10 09:23:51.771 INFO kablam! note: lint level defined here
Nov 10 09:23:51.771 INFO kablam!     --> src/engine.rs:2809:12
Nov 10 09:23:51.771 INFO kablam!      |
Nov 10 09:23:51.771 INFO kablam! 2809 |     #[warn(unconditional_recursion)]
Nov 10 09:23:51.771 INFO kablam!      |            ^^^^^^^^^^^^^^^^^^^^^^^
Nov 10 09:23:51.771 INFO kablam!      = help: a `loop` may express intention better if this is on purpose
Nov 10 09:23:51.771 INFO kablam! 
Nov 10 09:23:52.527 INFO kablam! warning: function is never used: `explore_rec`
Nov 10 09:23:52.527 INFO kablam!     --> src/engine.rs:2810:5
Nov 10 09:23:52.527 INFO kablam!      |
Nov 10 09:23:52.527 INFO kablam! 2810 |     fn explore_rec(cur_n:usize) -> Vec<usize> {
Nov 10 09:23:52.527 INFO kablam!      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 10 09:23:52.527 INFO kablam!      |
Nov 10 09:23:52.527 INFO kablam!      = note: #[warn(dead_code)] on by default
Nov 10 09:23:52.527 INFO kablam! 
Nov 10 09:23:57.137 INFO kablam! warning: unused import: `ListIntro`
Nov 10 09:23:57.137 INFO kablam!  --> benches/tries_bench.rs:5:49
Nov 10 09:23:57.137 INFO kablam!   |
Nov 10 09:23:57.138 INFO kablam! 5 | use adapton::catalog::collections::{Dir2, List, ListIntro, Tree, monoid_of_tree, tree_of_list};
Nov 10 09:23:57.138 INFO kablam!   |                                                 ^^^^^^^^^
Nov 10 09:23:57.138 INFO kablam!   |
Nov 10 09:23:57.140 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 10 09:23:57.140 INFO kablam! 
Nov 10 09:23:57.483 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 9.38s
Nov 10 09:23:57.496 INFO kablam! su: No module specific data is present
Nov 10 09:23:58.227 INFO running `"docker" "rm" "-f" "b7fdaa7e42f9f220297854a55130edeb904331154cff9f67b3036800d0133d7d"`
Nov 10 09:23:58.513 INFO blam! b7fdaa7e42f9f220297854a55130edeb904331154cff9f67b3036800d0133d7d