Nov 16 08:21:27.969 INFO testing whothey/firstfollow against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 16 08:21:27.969 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt build --frozen" "-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"`
Nov 16 08:21:28.416 INFO [stdout] 1c06e816cf131d76e4cb4abc11a98d1ed69485cec704b5436d656fd9fe263abb
Nov 16 08:21:28.421 INFO running `"docker" "start" "-a" "1c06e816cf131d76e4cb4abc11a98d1ed69485cec704b5436d656fd9fe263abb"`
Nov 16 08:21:29.738 INFO [stderr] usermod: no changes
Nov 16 08:21:29.843 INFO [stderr]    Compiling libc v0.2.26
Nov 16 08:21:29.855 INFO [stderr]    Compiling lazy_static v0.2.8
Nov 16 08:21:30.199 INFO [stderr]    Compiling thread_local v0.3.4
Nov 16 08:21:31.285 INFO [stderr]    Compiling memchr v1.0.1
Nov 16 08:21:31.777 INFO [stderr]    Compiling aho-corasick v0.6.3
Nov 16 08:21:32.754 INFO [stderr]    Compiling regex v0.2.2
Nov 16 08:21:43.763 INFO [stderr]    Compiling env_logger v0.4.3
Nov 16 08:21:44.873 INFO [stderr]    Compiling firstfollow v0.1.0 (/source)
Nov 16 08:21:45.367 INFO [stderr] warning: method is never used: `is_terminal`
Nov 16 08:21:45.368 INFO [stderr]   --> src/formalgrammar/symbol.rs:10:5
Nov 16 08:21:45.369 INFO [stderr]    |
Nov 16 08:21:45.369 INFO [stderr] 10 |     pub fn is_terminal(&self) -> bool {
Nov 16 08:21:45.370 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 08:21:45.370 INFO [stderr]    |
Nov 16 08:21:45.371 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 16 08:21:45.371 INFO [stderr] 
Nov 16 08:21:45.372 INFO [stderr] warning: method is never used: `is_nonterminal`
Nov 16 08:21:45.372 INFO [stderr]   --> src/formalgrammar/symbol.rs:17:5
Nov 16 08:21:45.373 INFO [stderr]    |
Nov 16 08:21:45.374 INFO [stderr] 17 |     pub fn is_nonterminal(&self) -> bool {
Nov 16 08:21:45.374 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 08:21:45.375 INFO [stderr] 
Nov 16 08:21:48.056 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.29s
Nov 16 08:21:48.060 INFO [stderr] su: No module specific data is present
Nov 16 08:21:49.594 INFO running `"docker" "inspect" "1c06e816cf131d76e4cb4abc11a98d1ed69485cec704b5436d656fd9fe263abb"`
Nov 16 08:21:50.017 INFO running `"docker" "rm" "-f" "1c06e816cf131d76e4cb4abc11a98d1ed69485cec704b5436d656fd9fe263abb"`
Nov 16 08:21:50.371 INFO [stdout] 1c06e816cf131d76e4cb4abc11a98d1ed69485cec704b5436d656fd9fe263abb
Nov 16 08:21:50.380 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen --no-run" "-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"`
Nov 16 08:21:50.931 INFO [stdout] 46f18bb80081af49bf54011a7dbd68a9e1dfa7cb6bf325c3e259666093c630bb
Nov 16 08:21:50.933 INFO running `"docker" "start" "-a" "46f18bb80081af49bf54011a7dbd68a9e1dfa7cb6bf325c3e259666093c630bb"`
Nov 16 08:21:53.190 INFO [stderr] usermod: no changes
Nov 16 08:21:53.303 INFO [stderr]    Compiling firstfollow v0.1.0 (/source)
Nov 16 08:21:53.751 INFO [stderr] warning: method is never used: `is_terminal`
Nov 16 08:21:53.751 INFO [stderr]   --> src/formalgrammar/symbol.rs:10:5
Nov 16 08:21:53.751 INFO [stderr]    |
Nov 16 08:21:53.751 INFO [stderr] 10 |     pub fn is_terminal(&self) -> bool {
Nov 16 08:21:53.751 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 08:21:53.751 INFO [stderr]    |
Nov 16 08:21:53.751 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 16 08:21:53.751 INFO [stderr] 
Nov 16 08:21:53.751 INFO [stderr] warning: method is never used: `is_nonterminal`
Nov 16 08:21:53.751 INFO [stderr]   --> src/formalgrammar/symbol.rs:17:5
Nov 16 08:21:53.751 INFO [stderr]    |
Nov 16 08:21:53.751 INFO [stderr] 17 |     pub fn is_nonterminal(&self) -> bool {
Nov 16 08:21:53.751 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 08:21:53.751 INFO [stderr] 
Nov 16 08:21:54.140 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
Nov 16 08:21:54.144 INFO [stderr] su: No module specific data is present
Nov 16 08:21:55.291 INFO running `"docker" "inspect" "46f18bb80081af49bf54011a7dbd68a9e1dfa7cb6bf325c3e259666093c630bb"`
Nov 16 08:21:55.571 INFO running `"docker" "rm" "-f" "46f18bb80081af49bf54011a7dbd68a9e1dfa7cb6bf325c3e259666093c630bb"`
Nov 16 08:21:55.839 INFO [stdout] 46f18bb80081af49bf54011a7dbd68a9e1dfa7cb6bf325c3e259666093c630bb
Nov 16 08:21:55.844 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen" "-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"`
Nov 16 08:21:56.420 INFO [stdout] 849c192f7009f3637736617ad8be6662432ec04abe8d22d592056ebec00356fb
Nov 16 08:21:56.429 INFO running `"docker" "start" "-a" "849c192f7009f3637736617ad8be6662432ec04abe8d22d592056ebec00356fb"`
Nov 16 08:21:58.579 INFO [stderr] usermod: no changes
Nov 16 08:21:58.659 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
Nov 16 08:21:58.672 INFO [stderr]      Running /target/debug/deps/firstfollow-e077430c291775ee
Nov 16 08:21:58.683 INFO [stderr] su: No module specific data is present
Nov 16 08:21:58.684 INFO [stdout] 
Nov 16 08:21:58.684 INFO [stdout] running 0 tests
Nov 16 08:21:58.684 INFO [stdout] 
Nov 16 08:21:58.684 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 16 08:21:58.684 INFO [stdout] 
Nov 16 08:22:00.291 INFO running `"docker" "inspect" "849c192f7009f3637736617ad8be6662432ec04abe8d22d592056ebec00356fb"`
Nov 16 08:22:00.533 INFO running `"docker" "rm" "-f" "849c192f7009f3637736617ad8be6662432ec04abe8d22d592056ebec00356fb"`
Nov 16 08:22:00.876 INFO [stdout] 849c192f7009f3637736617ad8be6662432ec04abe8d22d592056ebec00356fb