[INFO] updating cached repository karuppiah7890/tcp-chat-server
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/karuppiah7890/tcp-chat-server
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/karuppiah7890/tcp-chat-server" "work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/gh/karuppiah7890/tcp-chat-server"`
[INFO] [stderr] Cloning into 'work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/gh/karuppiah7890/tcp-chat-server'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/karuppiah7890/tcp-chat-server" "work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/gh/karuppiah7890/tcp-chat-server"`
[INFO] [stderr] Cloning into 'work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/gh/karuppiah7890/tcp-chat-server'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d33890066e47ae9d5d5690f4ea2003cfecfcac4f
[INFO] sha for GitHub repo karuppiah7890/tcp-chat-server: d33890066e47ae9d5d5690f4ea2003cfecfcac4f
[INFO] validating manifest of karuppiah7890/tcp-chat-server on toolchain master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of karuppiah7890/tcp-chat-server on toolchain try#29640c57b5f92febba0e40c50cb863c9a7ede51d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing karuppiah7890/tcp-chat-server
[INFO] finished frobbing karuppiah7890/tcp-chat-server
[INFO] frobbed toml for karuppiah7890/tcp-chat-server written to work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/gh/karuppiah7890/tcp-chat-server/Cargo.toml
[INFO] started frobbing karuppiah7890/tcp-chat-server
[INFO] finished frobbing karuppiah7890/tcp-chat-server
[INFO] frobbed toml for karuppiah7890/tcp-chat-server written to work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/gh/karuppiah7890/tcp-chat-server/Cargo.toml
[INFO] crate karuppiah7890/tcp-chat-server has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking karuppiah7890/tcp-chat-server against try#29640c57b5f92febba0e40c50cb863c9a7ede51d for pr-57745
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57745/worker-7/try#29640c57b5f92febba0e40c50cb863c9a7ede51d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/gh/karuppiah7890/tcp-chat-server:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a615b9633572e1b4a54796e7655e216887239d62c737433bffb3893dcdbe4cd7
[INFO] running `"docker" "start" "-a" "a615b9633572e1b4a54796e7655e216887239d62c737433bffb3893dcdbe4cd7"`
[INFO] [stderr]     Checking tcp-server v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "a615b9633572e1b4a54796e7655e216887239d62c737433bffb3893dcdbe4cd7"`
[INFO] running `"docker" "rm" "-f" "a615b9633572e1b4a54796e7655e216887239d62c737433bffb3893dcdbe4cd7"`
[INFO] [stdout] a615b9633572e1b4a54796e7655e216887239d62c737433bffb3893dcdbe4cd7