Oct 31 18:05:34.398 INFO checking whothey/firstfollow against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Oct 31 18:05:34.398 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-5/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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 31 18:05:34.856 INFO blam! bd5b9132cb7b5e87c33bee1c6069a13efc80cd2149ded0449ec598f4f21da862
Oct 31 18:05:34.858 INFO running `"docker" "start" "-a" "bd5b9132cb7b5e87c33bee1c6069a13efc80cd2149ded0449ec598f4f21da862"`
Oct 31 18:05:36.397 INFO kablam! usermod: no changes
Oct 31 18:05:36.460 INFO kablam!     Checking libc v0.2.26
Oct 31 18:05:36.465 INFO kablam!     Checking regex-syntax v0.4.1
Oct 31 18:05:36.465 INFO kablam!     Checking thread_local v0.3.4
Oct 31 18:05:38.777 INFO kablam!     Checking memchr v1.0.1
Oct 31 18:05:39.189 INFO kablam!     Checking aho-corasick v0.6.3
Oct 31 18:05:39.958 INFO kablam!     Checking regex v0.2.2
Oct 31 18:05:42.172 INFO kablam!     Checking env_logger v0.4.3
Oct 31 18:05:42.573 INFO kablam!     Checking firstfollow v0.1.0 (/source)
Oct 31 18:05:43.318 INFO kablam! warning: method is never used: `is_terminal`
Oct 31 18:05:43.318 INFO kablam!   --> src/formalgrammar/symbol.rs:10:5
Oct 31 18:05:43.318 INFO kablam!    |
Oct 31 18:05:43.318 INFO kablam! 10 |     pub fn is_terminal(&self) -> bool {
Oct 31 18:05:43.318 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 18:05:43.318 INFO kablam!    |
Oct 31 18:05:43.318 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 31 18:05:43.318 INFO kablam! 
Oct 31 18:05:43.318 INFO kablam! warning: method is never used: `is_nonterminal`
Oct 31 18:05:43.318 INFO kablam!   --> src/formalgrammar/symbol.rs:17:5
Oct 31 18:05:43.318 INFO kablam!    |
Oct 31 18:05:43.318 INFO kablam! 17 |     pub fn is_nonterminal(&self) -> bool {
Oct 31 18:05:43.318 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 18:05:43.318 INFO kablam! 
Oct 31 18:05:43.351 INFO kablam! warning: method is never used: `is_terminal`
Oct 31 18:05:43.351 INFO kablam!   --> src/formalgrammar/symbol.rs:10:5
Oct 31 18:05:43.351 INFO kablam!    |
Oct 31 18:05:43.351 INFO kablam! 10 |     pub fn is_terminal(&self) -> bool {
Oct 31 18:05:43.351 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 18:05:43.351 INFO kablam!    |
Oct 31 18:05:43.351 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 31 18:05:43.353 INFO kablam! 
Oct 31 18:05:43.353 INFO kablam! warning: method is never used: `is_nonterminal`
Oct 31 18:05:43.353 INFO kablam!   --> src/formalgrammar/symbol.rs:17:5
Oct 31 18:05:43.353 INFO kablam!    |
Oct 31 18:05:43.353 INFO kablam! 17 |     pub fn is_nonterminal(&self) -> bool {
Oct 31 18:05:43.353 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 31 18:05:43.353 INFO kablam! 
Oct 31 18:05:43.410 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.00s
Oct 31 18:05:43.413 INFO kablam! su: No module specific data is present
Oct 31 18:05:44.562 INFO running `"docker" "rm" "-f" "bd5b9132cb7b5e87c33bee1c6069a13efc80cd2149ded0449ec598f4f21da862"`
Oct 31 18:05:44.784 INFO blam! bd5b9132cb7b5e87c33bee1c6069a13efc80cd2149ded0449ec598f4f21da862