Dec 05 01:44:21.930 INFO testing whothey/firstfollow against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 05 01:44:21.931 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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"`
Dec 05 01:44:22.487 INFO [stdout] 73abe0ae7ac589f2dc23c0599c3d92b3616d98a49a89486b7accbb178b8440f2
Dec 05 01:44:22.489 INFO running `"docker" "start" "-a" "73abe0ae7ac589f2dc23c0599c3d92b3616d98a49a89486b7accbb178b8440f2"`
Dec 05 01:44:24.887 INFO [stderr] usermod: no changes
Dec 05 01:44:24.992 INFO [stderr]    Compiling libc v0.2.26
Dec 05 01:44:25.993 INFO [stderr]    Compiling memchr v1.0.1
Dec 05 01:44:26.534 INFO [stderr]    Compiling aho-corasick v0.6.3
Dec 05 01:44:27.620 INFO [stderr]    Compiling regex v0.2.2
Dec 05 01:44:37.800 INFO [stderr]    Compiling env_logger v0.4.3
Dec 05 01:44:38.848 INFO [stderr]    Compiling firstfollow v0.1.0 (/source)
Dec 05 01:44:39.352 INFO [stderr] warning: method is never used: `is_terminal`
Dec 05 01:44:39.352 INFO [stderr]   --> src/formalgrammar/symbol.rs:10:5
Dec 05 01:44:39.352 INFO [stderr]    |
Dec 05 01:44:39.352 INFO [stderr] 10 |     pub fn is_terminal(&self) -> bool {
Dec 05 01:44:39.352 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:44:39.352 INFO [stderr]    |
Dec 05 01:44:39.352 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 01:44:39.352 INFO [stderr] 
Dec 05 01:44:39.352 INFO [stderr] warning: method is never used: `is_nonterminal`
Dec 05 01:44:39.352 INFO [stderr]   --> src/formalgrammar/symbol.rs:17:5
Dec 05 01:44:39.352 INFO [stderr]    |
Dec 05 01:44:39.352 INFO [stderr] 17 |     pub fn is_nonterminal(&self) -> bool {
Dec 05 01:44:39.352 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:44:39.352 INFO [stderr] 
Dec 05 01:44:42.236 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.32s
Dec 05 01:44:42.236 INFO [stderr] su: No module specific data is present
Dec 05 01:44:43.328 INFO running `"docker" "inspect" "73abe0ae7ac589f2dc23c0599c3d92b3616d98a49a89486b7accbb178b8440f2"`
Dec 05 01:44:43.616 INFO running `"docker" "rm" "-f" "73abe0ae7ac589f2dc23c0599c3d92b3616d98a49a89486b7accbb178b8440f2"`
Dec 05 01:44:43.968 INFO [stdout] 73abe0ae7ac589f2dc23c0599c3d92b3616d98a49a89486b7accbb178b8440f2
Dec 05 01:44:43.976 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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"`
Dec 05 01:44:44.501 INFO [stdout] 58ea397ce38497814c2905a54c5491b0f65e916a0f585e821fa4765e66819a0a
Dec 05 01:44:44.503 INFO running `"docker" "start" "-a" "58ea397ce38497814c2905a54c5491b0f65e916a0f585e821fa4765e66819a0a"`
Dec 05 01:44:47.008 INFO [stderr] usermod: no changes
Dec 05 01:44:47.136 INFO [stderr]    Compiling firstfollow v0.1.0 (/source)
Dec 05 01:44:47.548 INFO [stderr] warning: method is never used: `is_terminal`
Dec 05 01:44:47.548 INFO [stderr]   --> src/formalgrammar/symbol.rs:10:5
Dec 05 01:44:47.548 INFO [stderr]    |
Dec 05 01:44:47.548 INFO [stderr] 10 |     pub fn is_terminal(&self) -> bool {
Dec 05 01:44:47.548 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:44:47.548 INFO [stderr]    |
Dec 05 01:44:47.548 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 01:44:47.548 INFO [stderr] 
Dec 05 01:44:47.548 INFO [stderr] warning: method is never used: `is_nonterminal`
Dec 05 01:44:47.548 INFO [stderr]   --> src/formalgrammar/symbol.rs:17:5
Dec 05 01:44:47.548 INFO [stderr]    |
Dec 05 01:44:47.548 INFO [stderr] 17 |     pub fn is_nonterminal(&self) -> bool {
Dec 05 01:44:47.548 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:44:47.548 INFO [stderr] 
Dec 05 01:44:48.005 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
Dec 05 01:44:48.008 INFO [stderr] su: No module specific data is present
Dec 05 01:44:49.160 INFO running `"docker" "inspect" "58ea397ce38497814c2905a54c5491b0f65e916a0f585e821fa4765e66819a0a"`
Dec 05 01:44:49.420 INFO running `"docker" "rm" "-f" "58ea397ce38497814c2905a54c5491b0f65e916a0f585e821fa4765e66819a0a"`
Dec 05 01:44:49.768 INFO [stdout] 58ea397ce38497814c2905a54c5491b0f65e916a0f585e821fa4765e66819a0a
Dec 05 01:44:49.770 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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"`
Dec 05 01:44:50.155 INFO [stdout] 3c9ae8008d91a112111dd6c2a055a449dafc05b89c46336a514678010eef9850
Dec 05 01:44:50.158 INFO running `"docker" "start" "-a" "3c9ae8008d91a112111dd6c2a055a449dafc05b89c46336a514678010eef9850"`
Dec 05 01:44:52.352 INFO [stderr] usermod: no changes
Dec 05 01:44:52.432 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
Dec 05 01:44:52.446 INFO [stderr]      Running /target/debug/deps/firstfollow-95aab3a45ecf06a5
Dec 05 01:44:52.451 INFO [stdout] 
Dec 05 01:44:52.451 INFO [stdout] running 0 tests
Dec 05 01:44:52.451 INFO [stdout] 
Dec 05 01:44:52.451 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 01:44:52.451 INFO [stdout] 
Dec 05 01:44:52.452 INFO [stderr] su: No module specific data is present
Dec 05 01:44:53.933 INFO running `"docker" "inspect" "3c9ae8008d91a112111dd6c2a055a449dafc05b89c46336a514678010eef9850"`
Dec 05 01:44:54.264 INFO running `"docker" "rm" "-f" "3c9ae8008d91a112111dd6c2a055a449dafc05b89c46336a514678010eef9850"`
Dec 05 01:44:54.664 INFO [stdout] 3c9ae8008d91a112111dd6c2a055a449dafc05b89c46336a514678010eef9850