Oct 12 11:49:29.831 INFO checking tralfamadore/lispr against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 12 11:49:29.831 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-0/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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 12 11:49:30.400 INFO blam! adf6afb9de01dcd6254935184245dd8a97ba561e954bf92f7d0e7862b1b34ebe
Oct 12 11:49:30.400 INFO running `"docker" "start" "-a" "adf6afb9de01dcd6254935184245dd8a97ba561e954bf92f7d0e7862b1b34ebe"`
Oct 12 11:49:32.487 INFO kablam! usermod: no changes
Oct 12 11:49:32.520 INFO kablam!     Checking lispr v0.1.0 (/source)
Oct 12 11:49:32.978 INFO kablam! warning: unused variable: `root`
Oct 12 11:49:32.979 INFO kablam!   --> src/main.rs:20:9
Oct 12 11:49:32.979 INFO kablam!    |
Oct 12 11:49:32.979 INFO kablam! 20 |     let root = parse(&mut tokens);
Oct 12 11:49:32.979 INFO kablam!    |         ^^^^ help: consider using `_root` instead
Oct 12 11:49:32.979 INFO kablam!    |
Oct 12 11:49:32.979 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 11:49:32.979 INFO kablam! 
Oct 12 11:49:33.004 INFO kablam! warning: unused variable: `root`
Oct 12 11:49:33.004 INFO kablam!   --> src/main.rs:20:9
Oct 12 11:49:33.004 INFO kablam!    |
Oct 12 11:49:33.004 INFO kablam! 20 |     let root = parse(&mut tokens);
Oct 12 11:49:33.004 INFO kablam!    |         ^^^^ help: consider using `_root` instead
Oct 12 11:49:33.004 INFO kablam!    |
Oct 12 11:49:33.004 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 11:49:33.004 INFO kablam! 
Oct 12 11:49:33.006 INFO kablam! warning: field is never used: `value`
Oct 12 11:49:33.006 INFO kablam!  --> src/main.rs:7:5
Oct 12 11:49:33.006 INFO kablam!   |
Oct 12 11:49:33.006 INFO kablam! 7 |     value: &'a str,
Oct 12 11:49:33.006 INFO kablam!   |     ^^^^^^^^^^^^^^
Oct 12 11:49:33.006 INFO kablam!   |
Oct 12 11:49:33.008 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 12 11:49:33.008 INFO kablam! 
Oct 12 11:49:33.008 INFO kablam! warning: field is never used: `children`
Oct 12 11:49:33.008 INFO kablam!  --> src/main.rs:8:5
Oct 12 11:49:33.008 INFO kablam!   |
Oct 12 11:49:33.008 INFO kablam! 8 |     children: Option<Vec<Node<'a>>>,
Oct 12 11:49:33.008 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 11:49:33.008 INFO kablam! 
Oct 12 11:49:33.027 INFO kablam! warning: field is never used: `value`
Oct 12 11:49:33.027 INFO kablam!  --> src/main.rs:7:5
Oct 12 11:49:33.027 INFO kablam!   |
Oct 12 11:49:33.027 INFO kablam! 7 |     value: &'a str,
Oct 12 11:49:33.027 INFO kablam!   |     ^^^^^^^^^^^^^^
Oct 12 11:49:33.027 INFO kablam!   |
Oct 12 11:49:33.027 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 12 11:49:33.027 INFO kablam! 
Oct 12 11:49:33.027 INFO kablam! warning: field is never used: `children`
Oct 12 11:49:33.027 INFO kablam!  --> src/main.rs:8:5
Oct 12 11:49:33.027 INFO kablam!   |
Oct 12 11:49:33.027 INFO kablam! 8 |     children: Option<Vec<Node<'a>>>,
Oct 12 11:49:33.027 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 11:49:33.027 INFO kablam! 
Oct 12 11:49:33.137 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
Oct 12 11:49:33.139 INFO kablam! su: No module specific data is present
Oct 12 11:49:34.340 INFO running `"docker" "rm" "-f" "adf6afb9de01dcd6254935184245dd8a97ba561e954bf92f7d0e7862b1b34ebe"`
Oct 12 11:49:34.612 INFO blam! adf6afb9de01dcd6254935184245dd8a97ba561e954bf92f7d0e7862b1b34ebe