Oct 13 01:37:16.025 INFO checking agatan/signpostc against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 01:37:16.025 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-5/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-5/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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 13 01:37:16.532 INFO blam! b6b0e77fb7fe85234b8b6cf03f458a04e1d105e2db1adc6b9e14c2666052f4c2
Oct 13 01:37:16.534 INFO running `"docker" "start" "-a" "b6b0e77fb7fe85234b8b6cf03f458a04e1d105e2db1adc6b9e14c2666052f4c2"`
Oct 13 01:37:17.959 INFO kablam! usermod: no changes
Oct 13 01:37:18.040 INFO kablam!     Checking signpostc_syntax v0.1.0 (/source/syntax)
Oct 13 01:37:19.812 INFO kablam! warning: method is never used: `look_ahead`
Oct 13 01:37:19.812 INFO kablam!    --> syntax/src/parser.rs:133:5
Oct 13 01:37:19.812 INFO kablam!     |
Oct 13 01:37:19.812 INFO kablam! 133 | /     fn look_ahead<F, R>(&mut self, dist: usize, f: F) -> R
Oct 13 01:37:19.812 INFO kablam! 134 | |         where F: FnOnce(&Token) -> R
Oct 13 01:37:19.812 INFO kablam! 135 | |     {
Oct 13 01:37:19.812 INFO kablam! 136 | |         debug_assert!(0 < dist && dist < 4);
Oct 13 01:37:19.812 INFO kablam! ...   |
Oct 13 01:37:19.812 INFO kablam! 141 | |         f(&self.lookahead_buffer.buf[dist])
Oct 13 01:37:19.812 INFO kablam! 142 | |     }
Oct 13 01:37:19.812 INFO kablam!     | |_____^
Oct 13 01:37:19.812 INFO kablam!     |
Oct 13 01:37:19.812 INFO kablam!     = note: #[warn(dead_code)] on by default
Oct 13 01:37:19.812 INFO kablam! 
Oct 13 01:37:19.896 INFO kablam!     Checking signpostc v0.1.0 (/source)
Oct 13 01:37:20.840 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.86s
Oct 13 01:37:20.848 INFO kablam! su: No module specific data is present
Oct 13 01:37:21.817 INFO running `"docker" "rm" "-f" "b6b0e77fb7fe85234b8b6cf03f458a04e1d105e2db1adc6b9e14c2666052f4c2"`
Oct 13 01:37:22.160 INFO blam! b6b0e77fb7fe85234b8b6cf03f458a04e1d105e2db1adc6b9e14c2666052f4c2