Dec 11 23:21:00.211 INFO checking abhijat/rust-network-stuff against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 23:21:00.211 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 11 23:21:00.790 INFO [stdout] 9a68d08f1039bd42ab56288a88b2acf3b303fd9a10ad7cfc084e17106ec97c9c
Dec 11 23:21:00.791 INFO running `"docker" "start" "-a" "9a68d08f1039bd42ab56288a88b2acf3b303fd9a10ad7cfc084e17106ec97c9c"`
Dec 11 23:21:02.496 INFO [stderr] usermod: no changes
Dec 11 23:21:02.643 INFO [stderr]     Checking users v0.6.1
Dec 11 23:21:02.643 INFO [stderr]     Checking serde_json v1.0.11
Dec 11 23:21:05.240 INFO [stderr]     Checking simple-tcp-server-client v0.1.0 (/source)
Dec 11 23:21:08.457 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.93s
Dec 11 23:21:08.463 INFO [stderr] su: No module specific data is present
Dec 11 23:21:09.581 INFO running `"docker" "inspect" "9a68d08f1039bd42ab56288a88b2acf3b303fd9a10ad7cfc084e17106ec97c9c"`
Dec 11 23:21:09.902 INFO running `"docker" "rm" "-f" "9a68d08f1039bd42ab56288a88b2acf3b303fd9a10ad7cfc084e17106ec97c9c"`
Dec 11 23:21:10.201 INFO [stdout] 9a68d08f1039bd42ab56288a88b2acf3b303fd9a10ad7cfc084e17106ec97c9c