Dec 11 07:59:20.677 INFO checking thara/rust-tcp-echo-server against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 07:59:20.677 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-3/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 07:59:21.205 INFO [stdout] 90af83db7cee7a5551d56bb1694bafb241c23c64910c740770ca5180a3b4a2ab
Dec 11 07:59:21.207 INFO running `"docker" "start" "-a" "90af83db7cee7a5551d56bb1694bafb241c23c64910c740770ca5180a3b4a2ab"`
Dec 11 07:59:22.554 INFO [stderr] usermod: no changes
Dec 11 07:59:22.672 INFO [stderr]     Checking libc v0.2.30
Dec 11 07:59:23.800 INFO [stderr]     Checking nix v0.9.0
Dec 11 07:59:28.280 INFO [stderr]     Checking tcp-echo-server v0.1.0 (/source)
Dec 11 07:59:28.941 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.35s
Dec 11 07:59:28.949 INFO [stderr] su: No module specific data is present
Dec 11 07:59:30.083 INFO running `"docker" "inspect" "90af83db7cee7a5551d56bb1694bafb241c23c64910c740770ca5180a3b4a2ab"`
Dec 11 07:59:30.348 INFO running `"docker" "rm" "-f" "90af83db7cee7a5551d56bb1694bafb241c23c64910c740770ca5180a3b4a2ab"`
Dec 11 07:59:30.652 INFO [stdout] 90af83db7cee7a5551d56bb1694bafb241c23c64910c740770ca5180a3b4a2ab