Dec 12 02:33:50.312 INFO checking GustavoKatel/rust-echo-server against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 02:33:50.312 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 12 02:33:50.644 INFO [stdout] f49976e667b31c563e86f1aea324a05f187469fafdce4f681e2e674e33247dfe
Dec 12 02:33:50.648 INFO running `"docker" "start" "-a" "f49976e667b31c563e86f1aea324a05f187469fafdce4f681e2e674e33247dfe"`
Dec 12 02:33:51.539 INFO [stderr] usermod: no changes
Dec 12 02:33:51.628 INFO [stderr]     Checking net2 v0.2.26
Dec 12 02:33:51.628 INFO [stderr]     Checking nix v0.6.0
Dec 12 02:33:55.060 INFO [stderr]     Checking mio v0.6.0
Dec 12 02:33:56.551 INFO [stderr]     Checking rust-echo-server v0.1.0 (/source)
Dec 12 02:33:58.206 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.63s
Dec 12 02:33:58.216 INFO [stderr] su: No module specific data is present
Dec 12 02:33:58.836 INFO running `"docker" "inspect" "f49976e667b31c563e86f1aea324a05f187469fafdce4f681e2e674e33247dfe"`
Dec 12 02:33:58.969 INFO running `"docker" "rm" "-f" "f49976e667b31c563e86f1aea324a05f187469fafdce4f681e2e674e33247dfe"`
Dec 12 02:33:59.116 INFO [stdout] f49976e667b31c563e86f1aea324a05f187469fafdce4f681e2e674e33247dfe