Dec 19 15:16:23.097 INFO checking jeramyRR/play-language against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 15:16:23.097 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/jeramyRR/play-language:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 15:16:23.544 INFO [stdout] 6502aaf5d8faba98a8844a3ae934c15209daa80536e811e1fe18983cd6334aa8
Dec 19 15:16:23.546 INFO running `"docker" "start" "-a" "6502aaf5d8faba98a8844a3ae934c15209daa80536e811e1fe18983cd6334aa8"`
Dec 19 15:16:24.796 INFO [stderr]     Checking env_logger v0.4.3
Dec 19 15:16:24.796 INFO [stderr]     Checking lang v0.1.0 (/opt/crater/workdir)
Dec 19 15:16:25.124 INFO [stderr] warning: enum is never used: `ASTNodeType`
Dec 19 15:16:25.124 INFO [stderr]  --> src/parser.rs:4:1
Dec 19 15:16:25.124 INFO [stderr]   |
Dec 19 15:16:25.124 INFO [stderr] 4 | pub enum ASTNodeType {
Dec 19 15:16:25.124 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^
Dec 19 15:16:25.124 INFO [stderr]   |
Dec 19 15:16:25.124 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 15:16:25.128 INFO [stderr] 
Dec 19 15:16:25.128 INFO [stderr] warning: struct is never constructed: `Node`
Dec 19 15:16:25.128 INFO [stderr]   --> src/parser.rs:11:1
Dec 19 15:16:25.128 INFO [stderr]    |
Dec 19 15:16:25.128 INFO [stderr] 11 | pub struct Node {
Dec 19 15:16:25.128 INFO [stderr]    | ^^^^^^^^^^^^^^^
Dec 19 15:16:25.128 INFO [stderr] 
Dec 19 15:16:25.128 INFO [stderr] warning: struct is never constructed: `BaseNode`
Dec 19 15:16:25.128 INFO [stderr]   --> src/parser.rs:17:1
Dec 19 15:16:25.128 INFO [stderr]    |
Dec 19 15:16:25.128 INFO [stderr] 17 | pub struct BaseNode {
Dec 19 15:16:25.128 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^
Dec 19 15:16:25.128 INFO [stderr] 
Dec 19 15:16:25.128 INFO [stderr] warning: enum is never used: `ASTNode`
Dec 19 15:16:25.129 INFO [stderr]   --> src/parser.rs:24:1
Dec 19 15:16:25.129 INFO [stderr]    |
Dec 19 15:16:25.129 INFO [stderr] 24 | pub enum ASTNode {
Dec 19 15:16:25.129 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Dec 19 15:16:25.129 INFO [stderr] 
Dec 19 15:16:25.129 INFO [stderr] warning: struct is never constructed: `AST`
Dec 19 15:16:25.129 INFO [stderr]   --> src/parser.rs:30:1
Dec 19 15:16:25.129 INFO [stderr]    |
Dec 19 15:16:25.129 INFO [stderr] 30 | pub struct AST {
Dec 19 15:16:25.129 INFO [stderr]    | ^^^^^^^^^^^^^^
Dec 19 15:16:25.129 INFO [stderr] 
Dec 19 15:16:25.129 INFO [stderr] warning: function is never used: `parser`
Dec 19 15:16:25.129 INFO [stderr]   --> src/parser.rs:35:1
Dec 19 15:16:25.129 INFO [stderr]    |
Dec 19 15:16:25.129 INFO [stderr] 35 | pub fn parser(tokens: &[Token]) -> AST{
Dec 19 15:16:25.129 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:16:25.129 INFO [stderr] 
Dec 19 15:16:25.129 INFO [stderr] warning: function is never used: `walk`
Dec 19 15:16:25.129 INFO [stderr]   --> src/parser.rs:48:1
Dec 19 15:16:25.129 INFO [stderr]    |
Dec 19 15:16:25.129 INFO [stderr] 48 | fn walk(tokens: &[Token], current: &mut usize) -> Option<ASTNode> {
Dec 19 15:16:25.129 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:16:25.129 INFO [stderr] 
Dec 19 15:16:25.129 INFO [stderr] warning: function is never used: `token_value`
Dec 19 15:16:25.129 INFO [stderr]   --> src/parser.rs:87:1
Dec 19 15:16:25.129 INFO [stderr]    |
Dec 19 15:16:25.129 INFO [stderr] 87 | fn token_value(token: &Token) -> String {
Dec 19 15:16:25.129 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:16:25.129 INFO [stderr] 
Dec 19 15:16:25.714 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
Dec 19 15:16:26.414 INFO running `"docker" "inspect" "6502aaf5d8faba98a8844a3ae934c15209daa80536e811e1fe18983cd6334aa8"`
Dec 19 15:16:26.714 INFO running `"docker" "rm" "-f" "6502aaf5d8faba98a8844a3ae934c15209daa80536e811e1fe18983cd6334aa8"`
Dec 19 15:16:26.972 INFO [stdout] 6502aaf5d8faba98a8844a3ae934c15209daa80536e811e1fe18983cd6334aa8