[INFO] updating cached repository karuppiah7890/tcp-chat-client
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/karuppiah7890/tcp-chat-client
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/karuppiah7890/tcp-chat-client" "work/ex/beta-1.37-6/sources/1.36.0/gh/karuppiah7890/tcp-chat-client"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/karuppiah7890/tcp-chat-client'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/karuppiah7890/tcp-chat-client" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/karuppiah7890/tcp-chat-client"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/karuppiah7890/tcp-chat-client'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d47142782475bf4e132bd943c05d92f05f7c2023
[INFO] sha for GitHub repo karuppiah7890/tcp-chat-client: d47142782475bf4e132bd943c05d92f05f7c2023
[INFO] validating manifest of karuppiah7890/tcp-chat-client on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of karuppiah7890/tcp-chat-client on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing karuppiah7890/tcp-chat-client
[INFO] finished frobbing karuppiah7890/tcp-chat-client
[INFO] frobbed toml for karuppiah7890/tcp-chat-client written to work/ex/beta-1.37-6/sources/1.36.0/gh/karuppiah7890/tcp-chat-client/Cargo.toml
[INFO] started frobbing karuppiah7890/tcp-chat-client
[INFO] finished frobbing karuppiah7890/tcp-chat-client
[INFO] frobbed toml for karuppiah7890/tcp-chat-client written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/karuppiah7890/tcp-chat-client/Cargo.toml
[INFO] crate karuppiah7890/tcp-chat-client already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing karuppiah7890/tcp-chat-client against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/karuppiah7890/tcp-chat-client:/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=warn" "-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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 36cf402cb01cbbe646bd6a6df66f872a6655279ed95a8878a318ee75990e0efe
[INFO] running `"docker" "start" "-a" "36cf402cb01cbbe646bd6a6df66f872a6655279ed95a8878a318ee75990e0efe"`
[INFO] [stderr]    Compiling tcp-client v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `"docker" "inspect" "36cf402cb01cbbe646bd6a6df66f872a6655279ed95a8878a318ee75990e0efe"`
[INFO] running `"docker" "rm" "-f" "36cf402cb01cbbe646bd6a6df66f872a6655279ed95a8878a318ee75990e0efe"`
[INFO] [stdout] 36cf402cb01cbbe646bd6a6df66f872a6655279ed95a8878a318ee75990e0efe
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/karuppiah7890/tcp-chat-client:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3a7fa6f30ba07bc5986219a3536281aa506c5e63884df91bfc4b209b150b4273
[INFO] running `"docker" "start" "-a" "3a7fa6f30ba07bc5986219a3536281aa506c5e63884df91bfc4b209b150b4273"`
[INFO] [stderr]    Compiling tcp-client v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `"docker" "inspect" "3a7fa6f30ba07bc5986219a3536281aa506c5e63884df91bfc4b209b150b4273"`
[INFO] running `"docker" "rm" "-f" "3a7fa6f30ba07bc5986219a3536281aa506c5e63884df91bfc4b209b150b4273"`
[INFO] [stdout] 3a7fa6f30ba07bc5986219a3536281aa506c5e63884df91bfc4b209b150b4273
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/karuppiah7890/tcp-chat-client:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] fe277b1d08377a2a7cf53bf803256426c45ba24589b8155ccb7305b10c132aa2
[INFO] running `"docker" "start" "-a" "fe277b1d08377a2a7cf53bf803256426c45ba24589b8155ccb7305b10c132aa2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tcp_client-8c11ae765e9373d9
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "fe277b1d08377a2a7cf53bf803256426c45ba24589b8155ccb7305b10c132aa2"`
[INFO] running `"docker" "rm" "-f" "fe277b1d08377a2a7cf53bf803256426c45ba24589b8155ccb7305b10c132aa2"`
[INFO] [stdout] fe277b1d08377a2a7cf53bf803256426c45ba24589b8155ccb7305b10c132aa2