Dec 05 15:01:35.904 INFO checking cpp_syn-0.12.0 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 15:01:35.904 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 05 15:01:36.182 INFO [stdout] 14d5cc8d2a9ab24986f3adf9ccf6043a8343b675c98026bcbed3851e1db3f4c2
Dec 05 15:01:36.183 INFO running `"docker" "start" "-a" "14d5cc8d2a9ab24986f3adf9ccf6043a8343b675c98026bcbed3851e1db3f4c2"`
Dec 05 15:01:36.839 INFO [stderr] usermod: no changes
Dec 05 15:01:36.938 INFO [stderr]     Checking syntex_pos v0.52.0
Dec 05 15:01:36.938 INFO [stderr]     Checking cpp_synom v0.12.0
Dec 05 15:01:37.780 INFO [stderr]     Checking cpp_syn v0.12.0 (/source)
Dec 05 15:01:37.983 INFO [stderr]     Checking syntex_errors v0.52.0
Dec 05 15:01:39.819 INFO [stderr]     Checking syntex_syntax v0.52.0
Dec 05 15:01:55.184 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.32s
Dec 05 15:01:55.189 INFO [stderr] su: No module specific data is present
Dec 05 15:01:55.545 INFO running `"docker" "inspect" "14d5cc8d2a9ab24986f3adf9ccf6043a8343b675c98026bcbed3851e1db3f4c2"`
Dec 05 15:01:55.663 INFO running `"docker" "rm" "-f" "14d5cc8d2a9ab24986f3adf9ccf6043a8343b675c98026bcbed3851e1db3f4c2"`
Dec 05 15:01:55.815 INFO [stdout] 14d5cc8d2a9ab24986f3adf9ccf6043a8343b675c98026bcbed3851e1db3f4c2