Dec 04 21:02:07.688 INFO checking chickenbreeder/billabong against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 21:02:07.688 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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"`
Dec 04 21:02:08.231 INFO [stdout] 032980dc7b167cf7d93022d13a8d74d50ab2f907bda3a1ef2c9f185057617031
Dec 04 21:02:08.239 INFO running `"docker" "start" "-a" "032980dc7b167cf7d93022d13a8d74d50ab2f907bda3a1ef2c9f185057617031"`
Dec 04 21:02:09.667 INFO [stderr] usermod: no changes
Dec 04 21:02:09.751 INFO [stderr]     Checking billabong v0.1.0 (/source)
Dec 04 21:02:10.193 INFO [stderr] warning: unused import: `KeywordType`
Dec 04 21:02:10.193 INFO [stderr]  --> src/parser.rs:7:5
Dec 04 21:02:10.193 INFO [stderr]   |
Dec 04 21:02:10.193 INFO [stderr] 7 |     KeywordType
Dec 04 21:02:10.193 INFO [stderr]   |     ^^^^^^^^^^^
Dec 04 21:02:10.194 INFO [stderr]   |
Dec 04 21:02:10.194 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 21:02:10.194 INFO [stderr] 
Dec 04 21:02:10.195 INFO [stderr] warning: unused import: `node::Expression::*`
Dec 04 21:02:10.195 INFO [stderr]    --> src/parser.rs:116:13
Dec 04 21:02:10.195 INFO [stderr]     |
Dec 04 21:02:10.195 INFO [stderr] 116 |         use node::Expression::*;
Dec 04 21:02:10.195 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^
Dec 04 21:02:10.195 INFO [stderr] 
Dec 04 21:02:10.203 INFO [stderr] warning: unused import: `parser::Parser`
Dec 04 21:02:10.203 INFO [stderr]  --> src/main.rs:6:5
Dec 04 21:02:10.203 INFO [stderr]   |
Dec 04 21:02:10.203 INFO [stderr] 6 | use parser::Parser;
Dec 04 21:02:10.203 INFO [stderr]   |     ^^^^^^^^^^^^^^
Dec 04 21:02:10.207 INFO [stderr] 
Dec 04 21:02:10.207 INFO [stderr] warning: unused import: `node::Node`
Dec 04 21:02:10.207 INFO [stderr]  --> src/main.rs:7:5
Dec 04 21:02:10.207 INFO [stderr]   |
Dec 04 21:02:10.207 INFO [stderr] 7 | use node::Node;
Dec 04 21:02:10.207 INFO [stderr]   |     ^^^^^^^^^^
Dec 04 21:02:10.207 INFO [stderr] 
Dec 04 21:02:10.427 INFO [stderr] warning: unused import: `KeywordType`
Dec 04 21:02:10.427 INFO [stderr]  --> src/parser.rs:7:5
Dec 04 21:02:10.427 INFO [stderr]   |
Dec 04 21:02:10.427 INFO [stderr] 7 |     KeywordType
Dec 04 21:02:10.427 INFO [stderr]   |     ^^^^^^^^^^^
Dec 04 21:02:10.427 INFO [stderr]   |
Dec 04 21:02:10.427 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 21:02:10.427 INFO [stderr] 
Dec 04 21:02:10.427 INFO [stderr] warning: unused import: `node::Expression::*`
Dec 04 21:02:10.427 INFO [stderr]    --> src/parser.rs:116:13
Dec 04 21:02:10.427 INFO [stderr]     |
Dec 04 21:02:10.427 INFO [stderr] 116 |         use node::Expression::*;
Dec 04 21:02:10.427 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^
Dec 04 21:02:10.427 INFO [stderr] 
Dec 04 21:02:10.427 INFO [stderr] warning: unused import: `parser::Parser`
Dec 04 21:02:10.427 INFO [stderr]  --> src/main.rs:6:5
Dec 04 21:02:10.427 INFO [stderr]   |
Dec 04 21:02:10.427 INFO [stderr] 6 | use parser::Parser;
Dec 04 21:02:10.427 INFO [stderr]   |     ^^^^^^^^^^^^^^
Dec 04 21:02:10.427 INFO [stderr] 
Dec 04 21:02:10.427 INFO [stderr] warning: unused import: `node::Node`
Dec 04 21:02:10.427 INFO [stderr]  --> src/main.rs:7:5
Dec 04 21:02:10.428 INFO [stderr]   |
Dec 04 21:02:10.428 INFO [stderr] 7 | use node::Node;
Dec 04 21:02:10.428 INFO [stderr]   |     ^^^^^^^^^^
Dec 04 21:02:10.428 INFO [stderr] 
Dec 04 21:02:10.475 INFO [stderr] warning: method is never used: `from_str`
Dec 04 21:02:10.475 INFO [stderr]   --> src/lexer.rs:30:5
Dec 04 21:02:10.475 INFO [stderr]    |
Dec 04 21:02:10.475 INFO [stderr] 30 |     pub fn from_str(src: &'s str) -> Lexer<'s> {
Dec 04 21:02:10.475 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 21:02:10.475 INFO [stderr]    |
Dec 04 21:02:10.475 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 21:02:10.475 INFO [stderr] 
Dec 04 21:02:10.475 INFO [stderr] warning: method is never used: `from_str`
Dec 04 21:02:10.475 INFO [stderr]   --> src/parser.rs:16:5
Dec 04 21:02:10.475 INFO [stderr]    |
Dec 04 21:02:10.475 INFO [stderr] 16 |     pub fn from_str(src: &'s str) -> Parser<'s> {
Dec 04 21:02:10.475 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 21:02:10.475 INFO [stderr] 
Dec 04 21:02:10.475 INFO [stderr] warning: variant is never constructed: `Expr`
Dec 04 21:02:10.475 INFO [stderr]  --> src/node.rs:4:5
Dec 04 21:02:10.475 INFO [stderr]   |
Dec 04 21:02:10.475 INFO [stderr] 4 |     Expr(Expression),
Dec 04 21:02:10.475 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 04 21:02:10.475 INFO [stderr] 
Dec 04 21:02:10.591 INFO [stderr] warning: variant is never constructed: `Expr`
Dec 04 21:02:10.591 INFO [stderr]  --> src/node.rs:4:5
Dec 04 21:02:10.591 INFO [stderr]   |
Dec 04 21:02:10.591 INFO [stderr] 4 |     Expr(Expression),
Dec 04 21:02:10.591 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 04 21:02:10.591 INFO [stderr]   |
Dec 04 21:02:10.591 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 21:02:10.591 INFO [stderr] 
Dec 04 21:02:10.627 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
Dec 04 21:02:10.635 INFO [stderr] su: No module specific data is present
Dec 04 21:02:11.439 INFO running `"docker" "inspect" "032980dc7b167cf7d93022d13a8d74d50ab2f907bda3a1ef2c9f185057617031"`
Dec 04 21:02:11.777 INFO running `"docker" "rm" "-f" "032980dc7b167cf7d93022d13a8d74d50ab2f907bda3a1ef2c9f185057617031"`
Dec 04 21:02:12.103 INFO [stdout] 032980dc7b167cf7d93022d13a8d74d50ab2f907bda3a1ef2c9f185057617031