Dec 12 12:31:10.643 INFO checking jsonrpc-stdio-server-0.1.0 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 12:31:10.643 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 12:31:11.154 INFO [stdout] 15bc36952ba4f8cf4dc6cfb67511a3bbcc2e2c03d4016b92c7f8136f657df758
Dec 12 12:31:11.164 INFO running `"docker" "start" "-a" "15bc36952ba4f8cf4dc6cfb67511a3bbcc2e2c03d4016b92c7f8136f657df758"`
Dec 12 12:31:12.631 INFO [stderr] usermod: no changes
Dec 12 12:31:12.924 INFO [stderr]     Checking tokio-stdin-stdout v0.1.5
Dec 12 12:31:12.924 INFO [stderr]     Checking jsonrpc-core v9.0.0
Dec 12 12:31:15.851 INFO [stderr]     Checking jsonrpc-stdio-server v0.1.0 (/source)
Dec 12 12:31:28.148 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.49s
Dec 12 12:31:28.170 INFO [stderr] su: No module specific data is present
Dec 12 12:31:29.185 INFO running `"docker" "inspect" "15bc36952ba4f8cf4dc6cfb67511a3bbcc2e2c03d4016b92c7f8136f657df758"`
Dec 12 12:31:29.438 INFO running `"docker" "rm" "-f" "15bc36952ba4f8cf4dc6cfb67511a3bbcc2e2c03d4016b92c7f8136f657df758"`
Dec 12 12:31:29.783 INFO [stdout] 15bc36952ba4f8cf4dc6cfb67511a3bbcc2e2c03d4016b92c7f8136f657df758