Dec 12 16:18:32.142 INFO checking cpp_syn-0.12.0 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 16:18:32.142 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-2/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 16:18:32.404 INFO [stdout] b9b0ae8d5a6e9584b9d1e46d6996984a2d18b8711a20cbecf6f29a89532774d9
Dec 12 16:18:32.404 INFO running `"docker" "start" "-a" "b9b0ae8d5a6e9584b9d1e46d6996984a2d18b8711a20cbecf6f29a89532774d9"`
Dec 12 16:18:32.847 INFO [stderr] usermod: no changes
Dec 12 16:18:32.923 INFO [stderr]     Checking syntex_pos v0.52.0
Dec 12 16:18:32.929 INFO [stderr]     Checking cpp_synom v0.12.0
Dec 12 16:18:33.648 INFO [stderr]     Checking cpp_syn v0.12.0 (/source)
Dec 12 16:18:34.114 INFO [stderr]     Checking syntex_errors v0.52.0
Dec 12 16:18:35.350 INFO [stderr]     Checking syntex_syntax v0.52.0
Dec 12 16:18:50.009 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.14s
Dec 12 16:18:50.015 INFO [stderr] su: No module specific data is present
Dec 12 16:18:50.634 INFO running `"docker" "inspect" "b9b0ae8d5a6e9584b9d1e46d6996984a2d18b8711a20cbecf6f29a89532774d9"`
Dec 12 16:18:50.796 INFO running `"docker" "rm" "-f" "b9b0ae8d5a6e9584b9d1e46d6996984a2d18b8711a20cbecf6f29a89532774d9"`
Dec 12 16:18:51.020 INFO [stdout] b9b0ae8d5a6e9584b9d1e46d6996984a2d18b8711a20cbecf6f29a89532774d9