Oct 27 10:31:22.680 INFO checking NatTuck/meatball against try#19f01b935b91481fd445b16b533d2f87661bf12e for pr-55192-2
Oct 27 10:31:22.680 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-3/try#19f01b935b91481fd445b16b533d2f87661bf12e:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/pr-55192-2/try#19f01b935b91481fd445b16b533d2f87661bf12e:/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 +19f01b935b91481fd445b16b533d2f87661bf12e-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"`
Oct 27 10:31:23.185 INFO blam! 22d0f4c4b71ca901c29cd964fa3fd3f6a3a7143dc42e90c0be43c1bfee1fb02e
Oct 27 10:31:23.187 INFO running `"docker" "start" "-a" "22d0f4c4b71ca901c29cd964fa3fd3f6a3a7143dc42e90c0be43c1bfee1fb02e"`
Oct 27 10:31:24.558 INFO kablam! usermod: no changes
Oct 27 10:31:24.663 INFO kablam!     Checking meatball v0.1.0 (/source)
Oct 27 10:31:27.073 INFO kablam! warning: unused import: `builtins::Builtin`
Oct 27 10:31:27.074 INFO kablam!  --> src/program.rs:5:5
Oct 27 10:31:27.074 INFO kablam!   |
Oct 27 10:31:27.075 INFO kablam! 5 | use builtins::Builtin;
Oct 27 10:31:27.075 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Oct 27 10:31:27.075 INFO kablam!   |
Oct 27 10:31:27.075 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 27 10:31:27.076 INFO kablam! 
Oct 27 10:31:27.195 INFO kablam! warning: unused import: `builtins::Builtin`
Oct 27 10:31:27.195 INFO kablam!  --> src/program.rs:5:5
Oct 27 10:31:27.196 INFO kablam!   |
Oct 27 10:31:27.196 INFO kablam! 5 | use builtins::Builtin;
Oct 27 10:31:27.196 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Oct 27 10:31:27.197 INFO kablam!   |
Oct 27 10:31:27.197 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 27 10:31:27.197 INFO kablam! 
Oct 27 10:31:27.685 INFO kablam! warning: function is never used: `zero_expr`
Oct 27 10:31:27.685 INFO kablam!   --> src/parse.rs:46:1
Oct 27 10:31:27.685 INFO kablam!    |
Oct 27 10:31:27.685 INFO kablam! 46 | pub fn zero_expr() -> Ast {
Oct 27 10:31:27.685 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 10:31:27.685 INFO kablam!    |
Oct 27 10:31:27.685 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 27 10:31:27.686 INFO kablam! 
Oct 27 10:31:27.686 INFO kablam! warning: variant is never constructed: `Cond`
Oct 27 10:31:27.686 INFO kablam!   --> src/program.rs:30:5
Oct 27 10:31:27.686 INFO kablam!    |
Oct 27 10:31:27.686 INFO kablam! 30 |     Cond(Vec<(Expr, Expr)>),
Oct 27 10:31:27.686 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 10:31:27.686 INFO kablam! 
Oct 27 10:31:27.686 INFO kablam! warning: variant is never constructed: `Func`
Oct 27 10:31:27.686 INFO kablam!   --> src/program.rs:31:5
Oct 27 10:31:27.686 INFO kablam!    |
Oct 27 10:31:27.686 INFO kablam! 31 |     Func(Box<Func>),
Oct 27 10:31:27.686 INFO kablam!    |     ^^^^^^^^^^^^^^^
Oct 27 10:31:27.686 INFO kablam! 
Oct 27 10:31:27.686 INFO kablam! warning: function is never used: `ast2var`
Oct 27 10:31:27.686 INFO kablam!   --> src/program.rs:80:1
Oct 27 10:31:27.686 INFO kablam!    |
Oct 27 10:31:27.686 INFO kablam! 80 | fn ast2var(ast: &[Ast]) -> Result<(String, Expr)> {
Oct 27 10:31:27.686 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 10:31:27.686 INFO kablam! 
Oct 27 10:31:27.760 INFO kablam! warning: function is never used: `zero_expr`
Oct 27 10:31:27.761 INFO kablam!   --> src/parse.rs:46:1
Oct 27 10:31:27.761 INFO kablam!    |
Oct 27 10:31:27.761 INFO kablam! 46 | pub fn zero_expr() -> Ast {
Oct 27 10:31:27.762 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 10:31:27.762 INFO kablam!    |
Oct 27 10:31:27.763 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 27 10:31:27.763 INFO kablam! 
Oct 27 10:31:27.763 INFO kablam! warning: variant is never constructed: `Cond`
Oct 27 10:31:27.764 INFO kablam!   --> src/program.rs:30:5
Oct 27 10:31:27.764 INFO kablam!    |
Oct 27 10:31:27.764 INFO kablam! 30 |     Cond(Vec<(Expr, Expr)>),
Oct 27 10:31:27.765 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 10:31:27.765 INFO kablam! 
Oct 27 10:31:27.765 INFO kablam! warning: variant is never constructed: `Func`
Oct 27 10:31:27.766 INFO kablam!   --> src/program.rs:31:5
Oct 27 10:31:27.766 INFO kablam!    |
Oct 27 10:31:27.766 INFO kablam! 31 |     Func(Box<Func>),
Oct 27 10:31:27.767 INFO kablam!    |     ^^^^^^^^^^^^^^^
Oct 27 10:31:27.767 INFO kablam! 
Oct 27 10:31:27.768 INFO kablam! warning: function is never used: `ast2var`
Oct 27 10:31:27.768 INFO kablam!   --> src/program.rs:80:1
Oct 27 10:31:27.768 INFO kablam!    |
Oct 27 10:31:27.769 INFO kablam! 80 | fn ast2var(ast: &[Ast]) -> Result<(String, Expr)> {
Oct 27 10:31:27.769 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 27 10:31:27.769 INFO kablam! 
Oct 27 10:31:27.844 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.26s
Oct 27 10:31:27.850 INFO kablam! su: No module specific data is present
Oct 27 10:31:28.859 INFO running `"docker" "rm" "-f" "22d0f4c4b71ca901c29cd964fa3fd3f6a3a7143dc42e90c0be43c1bfee1fb02e"`
Oct 27 10:31:29.236 INFO blam! 22d0f4c4b71ca901c29cd964fa3fd3f6a3a7143dc42e90c0be43c1bfee1fb02e