Dec 11 23:21:02.238 INFO checking abhijat/rust-network-stuff against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 23:21:02.239 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 11 23:21:02.632 INFO [stdout] 1d586eb99f7a3e853d04d17974fa78266fe4caa0e7d1f40e19273307a14b132d
Dec 11 23:21:02.632 INFO running `"docker" "start" "-a" "1d586eb99f7a3e853d04d17974fa78266fe4caa0e7d1f40e19273307a14b132d"`
Dec 11 23:21:04.067 INFO [stderr] usermod: no changes
Dec 11 23:21:04.224 INFO [stderr]     Checking serde v1.0.32
Dec 11 23:21:04.224 INFO [stderr]     Checking users v0.6.1
Dec 11 23:21:13.584 INFO [stderr]     Checking serde_json v1.0.11
Dec 11 23:21:15.744 INFO [stderr]     Checking simple-tcp-server-client v0.1.0 (/source)
Dec 11 23:21:18.284 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.18s
Dec 11 23:21:18.292 INFO [stderr] su: No module specific data is present
Dec 11 23:21:18.938 INFO running `"docker" "inspect" "1d586eb99f7a3e853d04d17974fa78266fe4caa0e7d1f40e19273307a14b132d"`
Dec 11 23:21:19.210 INFO running `"docker" "rm" "-f" "1d586eb99f7a3e853d04d17974fa78266fe4caa0e7d1f40e19273307a14b132d"`
Dec 11 23:21:19.461 INFO [stdout] 1d586eb99f7a3e853d04d17974fa78266fe4caa0e7d1f40e19273307a14b132d