Nov 01 01:00:36.391 INFO checking memoryleak47/constraint-lang against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Nov 01 01:00:36.393 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-1/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/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 +05812fa8c588473f03e3fa7cf59cd84f4f37c715-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 01 01:00:36.895 INFO blam! ffc871a9154b0ac974168356d06b5009b1416a7013f7f80cac9cf55be7724147
Nov 01 01:00:36.901 INFO running `"docker" "start" "-a" "ffc871a9154b0ac974168356d06b5009b1416a7013f7f80cac9cf55be7724147"`
Nov 01 01:00:38.430 INFO kablam! usermod: no changes
Nov 01 01:00:38.532 INFO kablam!     Checking libc v0.2.39
Nov 01 01:00:40.020 INFO kablam!     Checking memchr v1.0.2
Nov 01 01:00:40.424 INFO kablam!     Checking nom v3.2.1
Nov 01 01:00:43.194 INFO kablam!     Checking productivity-lang-compiler v0.1.0 (/source)
Nov 01 01:00:47.618 INFO kablam! warning: variant is never constructed: `String`
Nov 01 01:00:47.619 INFO kablam!    --> src/ast/mod.rs:154:2
Nov 01 01:00:47.619 INFO kablam!     |
Nov 01 01:00:47.619 INFO kablam! 154 |     String(String),
Nov 01 01:00:47.619 INFO kablam!     |     ^^^^^^^^^^^^^^
Nov 01 01:00:47.619 INFO kablam!     |
Nov 01 01:00:47.619 INFO kablam!     = note: #[warn(dead_code)] on by default
Nov 01 01:00:47.619 INFO kablam! 
Nov 01 01:00:47.619 INFO kablam! warning: variant is never constructed: `Null`
Nov 01 01:00:47.619 INFO kablam!    --> src/ast/mod.rs:156:2
Nov 01 01:00:47.619 INFO kablam!     |
Nov 01 01:00:47.619 INFO kablam! 156 |     Null, // the `null` expression
Nov 01 01:00:47.619 INFO kablam!     |     ^^^^
Nov 01 01:00:47.619 INFO kablam! 
Nov 01 01:00:47.619 INFO kablam! warning: variant is never constructed: `Array`
Nov 01 01:00:47.619 INFO kablam!    --> src/ast/mod.rs:159:2
Nov 01 01:00:47.619 INFO kablam!     |
Nov 01 01:00:47.619 INFO kablam! 159 |     Array(Vec<Expr>),
Nov 01 01:00:47.619 INFO kablam!     |     ^^^^^^^^^^^^^^^^
Nov 01 01:00:47.619 INFO kablam! 
Nov 01 01:00:47.619 INFO kablam! warning: variant is never constructed: `Tuple`
Nov 01 01:00:47.619 INFO kablam!    --> src/ast/mod.rs:160:2
Nov 01 01:00:47.619 INFO kablam!     |
Nov 01 01:00:47.619 INFO kablam! 160 |     Tuple(Vec<Expr>),
Nov 01 01:00:47.619 INFO kablam!     |     ^^^^^^^^^^^^^^^^
Nov 01 01:00:47.619 INFO kablam! 
Nov 01 01:00:47.619 INFO kablam! warning: variant is never constructed: `Object`
Nov 01 01:00:47.619 INFO kablam!    --> src/ast/mod.rs:161:2
Nov 01 01:00:47.619 INFO kablam!     |
Nov 01 01:00:47.619 INFO kablam! 161 |     Object(HashMap<String, Box<Expr>>), // { f = 2 }
Nov 01 01:00:47.619 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 01:00:47.619 INFO kablam! 
Nov 01 01:00:47.619 INFO kablam! warning: method is never used: `dealloc`
Nov 01 01:00:47.619 INFO kablam!   --> src/exec/heap.rs:27:2
Nov 01 01:00:47.619 INFO kablam!    |
Nov 01 01:00:47.619 INFO kablam! 27 |     pub fn dealloc(&mut self, index: usize) -> Option<V> {
Nov 01 01:00:47.619 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 01:00:47.619 INFO kablam! 
Nov 01 01:00:48.028 INFO kablam! warning: variant is never constructed: `String`
Nov 01 01:00:48.028 INFO kablam!    --> src/ast/mod.rs:154:2
Nov 01 01:00:48.028 INFO kablam!     |
Nov 01 01:00:48.028 INFO kablam! 154 |     String(String),
Nov 01 01:00:48.028 INFO kablam!     |     ^^^^^^^^^^^^^^
Nov 01 01:00:48.028 INFO kablam!     |
Nov 01 01:00:48.028 INFO kablam!     = note: #[warn(dead_code)] on by default
Nov 01 01:00:48.028 INFO kablam! 
Nov 01 01:00:48.028 INFO kablam! warning: variant is never constructed: `Null`
Nov 01 01:00:48.028 INFO kablam!    --> src/ast/mod.rs:156:2
Nov 01 01:00:48.028 INFO kablam!     |
Nov 01 01:00:48.028 INFO kablam! 156 |     Null, // the `null` expression
Nov 01 01:00:48.028 INFO kablam!     |     ^^^^
Nov 01 01:00:48.028 INFO kablam! 
Nov 01 01:00:48.028 INFO kablam! warning: variant is never constructed: `Array`
Nov 01 01:00:48.028 INFO kablam!    --> src/ast/mod.rs:159:2
Nov 01 01:00:48.028 INFO kablam!     |
Nov 01 01:00:48.028 INFO kablam! 159 |     Array(Vec<Expr>),
Nov 01 01:00:48.028 INFO kablam!     |     ^^^^^^^^^^^^^^^^
Nov 01 01:00:48.028 INFO kablam! 
Nov 01 01:00:48.028 INFO kablam! warning: variant is never constructed: `Tuple`
Nov 01 01:00:48.028 INFO kablam!    --> src/ast/mod.rs:160:2
Nov 01 01:00:48.028 INFO kablam!     |
Nov 01 01:00:48.028 INFO kablam! 160 |     Tuple(Vec<Expr>),
Nov 01 01:00:48.028 INFO kablam!     |     ^^^^^^^^^^^^^^^^
Nov 01 01:00:48.028 INFO kablam! 
Nov 01 01:00:48.028 INFO kablam! warning: variant is never constructed: `Object`
Nov 01 01:00:48.028 INFO kablam!    --> src/ast/mod.rs:161:2
Nov 01 01:00:48.028 INFO kablam!     |
Nov 01 01:00:48.028 INFO kablam! 161 |     Object(HashMap<String, Box<Expr>>), // { f = 2 }
Nov 01 01:00:48.028 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 01:00:48.028 INFO kablam! 
Nov 01 01:00:48.028 INFO kablam! warning: method is never used: `dealloc`
Nov 01 01:00:48.028 INFO kablam!   --> src/exec/heap.rs:27:2
Nov 01 01:00:48.028 INFO kablam!    |
Nov 01 01:00:48.029 INFO kablam! 27 |     pub fn dealloc(&mut self, index: usize) -> Option<V> {
Nov 01 01:00:48.029 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 01:00:48.029 INFO kablam! 
Nov 01 01:00:48.084 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 9.62s
Nov 01 01:00:48.104 INFO kablam! su: No module specific data is present
Nov 01 01:00:48.757 INFO running `"docker" "rm" "-f" "ffc871a9154b0ac974168356d06b5009b1416a7013f7f80cac9cf55be7724147"`
Nov 01 01:00:49.070 INFO blam! ffc871a9154b0ac974168356d06b5009b1416a7013f7f80cac9cf55be7724147