Dec 12 02:23:16.422 INFO checking Hugal31/rcc against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 02:23:16.422 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-3/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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"`
Dec 12 02:23:16.874 INFO [stdout] 2cbfea4ebb890a55bae7b46b57ce65db896d2d40b916e9ddeea7bfccf251c81a
Dec 12 02:23:16.876 INFO running `"docker" "start" "-a" "2cbfea4ebb890a55bae7b46b57ce65db896d2d40b916e9ddeea7bfccf251c81a"`
Dec 12 02:23:17.568 INFO [stderr] usermod: no changes
Dec 12 02:23:17.655 INFO [stderr]    Compiling backtrace-sys v0.1.21
Dec 12 02:23:17.655 INFO [stderr]     Checking memchr v1.0.2
Dec 12 02:23:18.193 INFO [stderr]     Checking nom v3.2.1
Dec 12 02:23:20.151 INFO [stderr]     Checking backtrace v0.3.8
Dec 12 02:23:20.818 INFO [stderr]     Checking error-chain v0.11.0
Dec 12 02:23:21.751 INFO [stderr]     Checking rcc v0.1.0 (/source)
Dec 12 02:23:23.796 INFO [stderr] warning: method is never used: `get_scope_size`
Dec 12 02:23:23.796 INFO [stderr]   --> src/compile/context.rs:28:5
Dec 12 02:23:23.796 INFO [stderr]    |
Dec 12 02:23:23.796 INFO [stderr] 28 |     pub fn get_scope_size(&self) -> usize {
Dec 12 02:23:23.796 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:23:23.796 INFO [stderr]    |
Dec 12 02:23:23.796 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 12 02:23:23.796 INFO [stderr] 
Dec 12 02:23:23.796 INFO [stderr] warning: method is never used: `new`
Dec 12 02:23:23.796 INFO [stderr]   --> src/compile/scope.rs:26:5
Dec 12 02:23:23.796 INFO [stderr]    |
Dec 12 02:23:23.796 INFO [stderr] 26 |     pub fn new() -> Scope<'a> {
Dec 12 02:23:23.796 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:23:23.796 INFO [stderr] 
Dec 12 02:23:24.604 INFO [stderr] warning: method is never used: `get_scope_size`
Dec 12 02:23:24.604 INFO [stderr]   --> src/compile/context.rs:28:5
Dec 12 02:23:24.604 INFO [stderr]    |
Dec 12 02:23:24.604 INFO [stderr] 28 |     pub fn get_scope_size(&self) -> usize {
Dec 12 02:23:24.604 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 02:23:24.604 INFO [stderr]    |
Dec 12 02:23:24.604 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 12 02:23:24.604 INFO [stderr] 
Dec 12 02:23:25.124 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.52s
Dec 12 02:23:25.128 INFO [stderr] su: No module specific data is present
Dec 12 02:23:25.824 INFO running `"docker" "inspect" "2cbfea4ebb890a55bae7b46b57ce65db896d2d40b916e9ddeea7bfccf251c81a"`
Dec 12 02:23:26.251 INFO running `"docker" "rm" "-f" "2cbfea4ebb890a55bae7b46b57ce65db896d2d40b916e9ddeea7bfccf251c81a"`
Dec 12 02:23:26.502 INFO [stdout] 2cbfea4ebb890a55bae7b46b57ce65db896d2d40b916e9ddeea7bfccf251c81a