Nov 02 20:25:08.538 INFO checking NatTuck/meatball against try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7 for pr-55517
Nov 02 20:25:08.538 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-0/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55517/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/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 +dc8b02d6f1e93f212fc39844ea688b634b4a03c7-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 02 20:25:09.009 INFO blam! b237261ded0cdc518a5095b618e768c0c0da6f26e018b3f0657b51c52a881608
Nov 02 20:25:09.080 INFO running `"docker" "start" "-a" "b237261ded0cdc518a5095b618e768c0c0da6f26e018b3f0657b51c52a881608"`
Nov 02 20:25:10.539 INFO kablam! usermod: no changes
Nov 02 20:25:10.680 INFO kablam!     Checking meatball v0.1.0 (/source)
Nov 02 20:25:13.112 INFO kablam! warning: unused import: `builtins::Builtin`
Nov 02 20:25:13.112 INFO kablam!  --> src/program.rs:5:5
Nov 02 20:25:13.113 INFO kablam!   |
Nov 02 20:25:13.113 INFO kablam! 5 | use builtins::Builtin;
Nov 02 20:25:13.113 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Nov 02 20:25:13.114 INFO kablam!   |
Nov 02 20:25:13.114 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 02 20:25:13.114 INFO kablam! 
Nov 02 20:25:13.256 INFO kablam! warning: unused import: `builtins::Builtin`
Nov 02 20:25:13.256 INFO kablam!  --> src/program.rs:5:5
Nov 02 20:25:13.256 INFO kablam!   |
Nov 02 20:25:13.256 INFO kablam! 5 | use builtins::Builtin;
Nov 02 20:25:13.256 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Nov 02 20:25:13.257 INFO kablam!   |
Nov 02 20:25:13.257 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 02 20:25:13.257 INFO kablam! 
Nov 02 20:25:14.001 INFO kablam! warning: function is never used: `zero_expr`
Nov 02 20:25:14.001 INFO kablam!   --> src/parse.rs:46:1
Nov 02 20:25:14.001 INFO kablam!    |
Nov 02 20:25:14.001 INFO kablam! 46 | pub fn zero_expr() -> Ast {
Nov 02 20:25:14.001 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 20:25:14.001 INFO kablam!    |
Nov 02 20:25:14.001 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 02 20:25:14.001 INFO kablam! 
Nov 02 20:25:14.001 INFO kablam! warning: variant is never constructed: `Cond`
Nov 02 20:25:14.002 INFO kablam!   --> src/program.rs:30:5
Nov 02 20:25:14.002 INFO kablam!    |
Nov 02 20:25:14.002 INFO kablam! 30 |     Cond(Vec<(Expr, Expr)>),
Nov 02 20:25:14.003 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 20:25:14.003 INFO kablam! 
Nov 02 20:25:14.003 INFO kablam! warning: variant is never constructed: `Func`
Nov 02 20:25:14.004 INFO kablam!   --> src/program.rs:31:5
Nov 02 20:25:14.004 INFO kablam!    |
Nov 02 20:25:14.004 INFO kablam! 31 |     Func(Box<Func>),
Nov 02 20:25:14.005 INFO kablam!    |     ^^^^^^^^^^^^^^^
Nov 02 20:25:14.005 INFO kablam! 
Nov 02 20:25:14.006 INFO kablam! warning: function is never used: `ast2var`
Nov 02 20:25:14.006 INFO kablam!   --> src/program.rs:80:1
Nov 02 20:25:14.006 INFO kablam!    |
Nov 02 20:25:14.007 INFO kablam! 80 | fn ast2var(ast: &[Ast]) -> Result<(String, Expr)> {
Nov 02 20:25:14.007 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 20:25:14.007 INFO kablam! 
Nov 02 20:25:14.155 INFO kablam! warning: function is never used: `zero_expr`
Nov 02 20:25:14.155 INFO kablam!   --> src/parse.rs:46:1
Nov 02 20:25:14.155 INFO kablam!    |
Nov 02 20:25:14.156 INFO kablam! 46 | pub fn zero_expr() -> Ast {
Nov 02 20:25:14.156 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 20:25:14.156 INFO kablam!    |
Nov 02 20:25:14.156 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 02 20:25:14.157 INFO kablam! 
Nov 02 20:25:14.157 INFO kablam! warning: variant is never constructed: `Cond`
Nov 02 20:25:14.157 INFO kablam!   --> src/program.rs:30:5
Nov 02 20:25:14.157 INFO kablam!    |
Nov 02 20:25:14.158 INFO kablam! 30 |     Cond(Vec<(Expr, Expr)>),
Nov 02 20:25:14.158 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 20:25:14.158 INFO kablam! 
Nov 02 20:25:14.158 INFO kablam! warning: variant is never constructed: `Func`
Nov 02 20:25:14.159 INFO kablam!   --> src/program.rs:31:5
Nov 02 20:25:14.159 INFO kablam!    |
Nov 02 20:25:14.159 INFO kablam! 31 |     Func(Box<Func>),
Nov 02 20:25:14.159 INFO kablam!    |     ^^^^^^^^^^^^^^^
Nov 02 20:25:14.160 INFO kablam! 
Nov 02 20:25:14.160 INFO kablam! warning: function is never used: `ast2var`
Nov 02 20:25:14.160 INFO kablam!   --> src/program.rs:80:1
Nov 02 20:25:14.160 INFO kablam!    |
Nov 02 20:25:14.160 INFO kablam! 80 | fn ast2var(ast: &[Ast]) -> Result<(String, Expr)> {
Nov 02 20:25:14.161 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 20:25:14.161 INFO kablam! 
Nov 02 20:25:14.216 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.65s
Nov 02 20:25:14.222 INFO kablam! su: No module specific data is present
Nov 02 20:25:15.229 INFO running `"docker" "rm" "-f" "b237261ded0cdc518a5095b618e768c0c0da6f26e018b3f0657b51c52a881608"`
Nov 02 20:25:15.505 INFO blam! b237261ded0cdc518a5095b618e768c0c0da6f26e018b3f0657b51c52a881608