Nov 30 09:33:45.504 INFO checking NatTuck/meatball against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 09:33:45.504 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-1/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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"`
Nov 30 09:33:45.962 INFO [stdout] 2f24328ad9cdbd3a8c8b97cf55e6e6037b6750a9259c03c7b6ae5f1845c38d06
Nov 30 09:33:45.970 INFO running `"docker" "start" "-a" "2f24328ad9cdbd3a8c8b97cf55e6e6037b6750a9259c03c7b6ae5f1845c38d06"`
Nov 30 09:33:47.657 INFO [stderr] usermod: no changes
Nov 30 09:33:47.829 INFO [stderr]     Checking meatball v0.1.0 (/source)
Nov 30 09:33:50.219 INFO [stderr] warning: unused import: `builtins::Builtin`
Nov 30 09:33:50.220 INFO [stderr]  --> src/program.rs:5:5
Nov 30 09:33:50.220 INFO [stderr]   |
Nov 30 09:33:50.220 INFO [stderr] 5 | use builtins::Builtin;
Nov 30 09:33:50.220 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Nov 30 09:33:50.221 INFO [stderr]   |
Nov 30 09:33:50.221 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 09:33:50.221 INFO [stderr] 
Nov 30 09:33:50.423 INFO [stderr] warning: unused import: `builtins::Builtin`
Nov 30 09:33:50.424 INFO [stderr]  --> src/program.rs:5:5
Nov 30 09:33:50.424 INFO [stderr]   |
Nov 30 09:33:50.424 INFO [stderr] 5 | use builtins::Builtin;
Nov 30 09:33:50.424 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Nov 30 09:33:50.425 INFO [stderr]   |
Nov 30 09:33:50.425 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 09:33:50.425 INFO [stderr] 
Nov 30 09:33:50.916 INFO [stderr] warning: function is never used: `zero_expr`
Nov 30 09:33:50.916 INFO [stderr]   --> src/parse.rs:46:1
Nov 30 09:33:50.916 INFO [stderr]    |
Nov 30 09:33:50.916 INFO [stderr] 46 | pub fn zero_expr() -> Ast {
Nov 30 09:33:50.916 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 09:33:50.916 INFO [stderr]    |
Nov 30 09:33:50.916 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 09:33:50.916 INFO [stderr] 
Nov 30 09:33:50.916 INFO [stderr] warning: variant is never constructed: `Cond`
Nov 30 09:33:50.916 INFO [stderr]   --> src/program.rs:30:5
Nov 30 09:33:50.916 INFO [stderr]    |
Nov 30 09:33:50.916 INFO [stderr] 30 |     Cond(Vec<(Expr, Expr)>),
Nov 30 09:33:50.916 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 09:33:50.916 INFO [stderr] 
Nov 30 09:33:50.916 INFO [stderr] warning: variant is never constructed: `Func`
Nov 30 09:33:50.916 INFO [stderr]   --> src/program.rs:31:5
Nov 30 09:33:50.916 INFO [stderr]    |
Nov 30 09:33:50.916 INFO [stderr] 31 |     Func(Box<Func>),
Nov 30 09:33:50.916 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Nov 30 09:33:50.916 INFO [stderr] 
Nov 30 09:33:50.917 INFO [stderr] warning: function is never used: `ast2var`
Nov 30 09:33:50.917 INFO [stderr]   --> src/program.rs:80:1
Nov 30 09:33:50.917 INFO [stderr]    |
Nov 30 09:33:50.917 INFO [stderr] 80 | fn ast2var(ast: &[Ast]) -> Result<(String, Expr)> {
Nov 30 09:33:50.917 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 09:33:50.917 INFO [stderr] 
Nov 30 09:33:51.064 INFO [stderr] warning: function is never used: `zero_expr`
Nov 30 09:33:51.064 INFO [stderr]   --> src/parse.rs:46:1
Nov 30 09:33:51.064 INFO [stderr]    |
Nov 30 09:33:51.064 INFO [stderr] 46 | pub fn zero_expr() -> Ast {
Nov 30 09:33:51.064 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 09:33:51.064 INFO [stderr]    |
Nov 30 09:33:51.064 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 09:33:51.064 INFO [stderr] 
Nov 30 09:33:51.068 INFO [stderr] warning: variant is never constructed: `Cond`
Nov 30 09:33:51.068 INFO [stderr]   --> src/program.rs:30:5
Nov 30 09:33:51.068 INFO [stderr]    |
Nov 30 09:33:51.068 INFO [stderr] 30 |     Cond(Vec<(Expr, Expr)>),
Nov 30 09:33:51.068 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 09:33:51.068 INFO [stderr] 
Nov 30 09:33:51.068 INFO [stderr] warning: variant is never constructed: `Func`
Nov 30 09:33:51.068 INFO [stderr]   --> src/program.rs:31:5
Nov 30 09:33:51.068 INFO [stderr]    |
Nov 30 09:33:51.068 INFO [stderr] 31 |     Func(Box<Func>),
Nov 30 09:33:51.068 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Nov 30 09:33:51.068 INFO [stderr] 
Nov 30 09:33:51.068 INFO [stderr] warning: function is never used: `ast2var`
Nov 30 09:33:51.068 INFO [stderr]   --> src/program.rs:80:1
Nov 30 09:33:51.068 INFO [stderr]    |
Nov 30 09:33:51.068 INFO [stderr] 80 | fn ast2var(ast: &[Ast]) -> Result<(String, Expr)> {
Nov 30 09:33:51.068 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 09:33:51.068 INFO [stderr] 
Nov 30 09:33:51.096 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.42s
Nov 30 09:33:51.105 INFO [stderr] su: No module specific data is present
Nov 30 09:33:51.848 INFO running `"docker" "inspect" "2f24328ad9cdbd3a8c8b97cf55e6e6037b6750a9259c03c7b6ae5f1845c38d06"`
Nov 30 09:33:52.060 INFO running `"docker" "rm" "-f" "2f24328ad9cdbd3a8c8b97cf55e6e6037b6750a9259c03c7b6ae5f1845c38d06"`
Nov 30 09:33:52.376 INFO [stdout] 2f24328ad9cdbd3a8c8b97cf55e6e6037b6750a9259c03c7b6ae5f1845c38d06