Oct 21 16:56:41.549 INFO checking jeramyRR/play-language against master#155510e377ae2a8d8ee0dad1a5f809c9062a5526 for pr-55192
Oct 21 16:56:41.549 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192/worker-4/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/pr-55192/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/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 +155510e377ae2a8d8ee0dad1a5f809c9062a5526-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 21 16:56:41.717 INFO blam! e492fb11023c3c0a29f0c510c5efbb2d7dd9f533eb4f532f38336a0e3a04b1d3
Oct 21 16:56:41.719 INFO running `"docker" "start" "-a" "e492fb11023c3c0a29f0c510c5efbb2d7dd9f533eb4f532f38336a0e3a04b1d3"`
Oct 21 16:56:42.191 INFO kablam! usermod: no changes
Oct 21 16:56:42.237 INFO kablam!     Checking libc v0.2.32
Oct 21 16:56:43.244 INFO kablam!     Checking memchr v1.0.1
Oct 21 16:56:43.577 INFO kablam!     Checking aho-corasick v0.6.3
Oct 21 16:56:44.296 INFO kablam!     Checking regex v0.2.2
Oct 21 16:56:46.546 INFO kablam!     Checking env_logger v0.4.3
Oct 21 16:56:46.546 INFO kablam!     Checking lang v0.1.0 (/source)
Oct 21 16:56:47.036 INFO kablam! warning: enum is never used: `ASTNodeType`
Oct 21 16:56:47.036 INFO kablam!  --> src/parser.rs:4:1
Oct 21 16:56:47.036 INFO kablam!   |
Oct 21 16:56:47.036 INFO kablam! 4 | pub enum ASTNodeType {
Oct 21 16:56:47.036 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^
Oct 21 16:56:47.036 INFO kablam!   |
Oct 21 16:56:47.036 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 21 16:56:47.036 INFO kablam! 
Oct 21 16:56:47.036 INFO kablam! warning: struct is never constructed: `Node`
Oct 21 16:56:47.036 INFO kablam!   --> src/parser.rs:11:1
Oct 21 16:56:47.036 INFO kablam!    |
Oct 21 16:56:47.036 INFO kablam! 11 | pub struct Node {
Oct 21 16:56:47.036 INFO kablam!    | ^^^^^^^^^^^^^^^
Oct 21 16:56:47.036 INFO kablam! 
Oct 21 16:56:47.036 INFO kablam! warning: struct is never constructed: `BaseNode`
Oct 21 16:56:47.036 INFO kablam!   --> src/parser.rs:17:1
Oct 21 16:56:47.036 INFO kablam!    |
Oct 21 16:56:47.036 INFO kablam! 17 | pub struct BaseNode {
Oct 21 16:56:47.036 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^
Oct 21 16:56:47.036 INFO kablam! 
Oct 21 16:56:47.036 INFO kablam! warning: enum is never used: `ASTNode`
Oct 21 16:56:47.036 INFO kablam!   --> src/parser.rs:24:1
Oct 21 16:56:47.036 INFO kablam!    |
Oct 21 16:56:47.036 INFO kablam! 24 | pub enum ASTNode {
Oct 21 16:56:47.036 INFO kablam!    | ^^^^^^^^^^^^^^^^
Oct 21 16:56:47.036 INFO kablam! 
Oct 21 16:56:47.036 INFO kablam! warning: struct is never constructed: `AST`
Oct 21 16:56:47.036 INFO kablam!   --> src/parser.rs:30:1
Oct 21 16:56:47.036 INFO kablam!    |
Oct 21 16:56:47.036 INFO kablam! 30 | pub struct AST {
Oct 21 16:56:47.036 INFO kablam!    | ^^^^^^^^^^^^^^
Oct 21 16:56:47.036 INFO kablam! 
Oct 21 16:56:47.036 INFO kablam! warning: function is never used: `parser`
Oct 21 16:56:47.036 INFO kablam!   --> src/parser.rs:35:1
Oct 21 16:56:47.036 INFO kablam!    |
Oct 21 16:56:47.036 INFO kablam! 35 | pub fn parser(tokens: &[Token]) -> AST{
Oct 21 16:56:47.036 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 16:56:47.036 INFO kablam! 
Oct 21 16:56:47.036 INFO kablam! warning: function is never used: `walk`
Oct 21 16:56:47.036 INFO kablam!   --> src/parser.rs:48:1
Oct 21 16:56:47.036 INFO kablam!    |
Oct 21 16:56:47.036 INFO kablam! 48 | fn walk(tokens: &[Token], current: &mut usize) -> Option<ASTNode> {
Oct 21 16:56:47.036 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 16:56:47.036 INFO kablam! 
Oct 21 16:56:47.036 INFO kablam! warning: function is never used: `token_value`
Oct 21 16:56:47.037 INFO kablam!   --> src/parser.rs:87:1
Oct 21 16:56:47.037 INFO kablam!    |
Oct 21 16:56:47.037 INFO kablam! 87 | fn token_value(token: &Token) -> String {
Oct 21 16:56:47.037 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 21 16:56:47.037 INFO kablam! 
Oct 21 16:56:48.008 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.79s
Oct 21 16:56:48.009 INFO kablam! su: No module specific data is present
Oct 21 16:56:48.332 INFO running `"docker" "rm" "-f" "e492fb11023c3c0a29f0c510c5efbb2d7dd9f533eb4f532f38336a0e3a04b1d3"`
Oct 21 16:56:48.421 INFO blam! e492fb11023c3c0a29f0c510c5efbb2d7dd9f533eb4f532f38336a0e3a04b1d3