[INFO] updating cached repository nabeen/socket-programming
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nabeen/socket-programming
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nabeen/socket-programming" "work/ex/beta-1.38-1/sources/1.37.0/gh/nabeen/socket-programming"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/nabeen/socket-programming'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nabeen/socket-programming" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nabeen/socket-programming"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nabeen/socket-programming'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] be8303bdcd702daf6c1895d012b72d0d9c7b4477
[INFO] sha for GitHub repo nabeen/socket-programming: be8303bdcd702daf6c1895d012b72d0d9c7b4477
[INFO] validating manifest of nabeen/socket-programming on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of nabeen/socket-programming on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing nabeen/socket-programming
[INFO] finished frobbing nabeen/socket-programming
[INFO] frobbed toml for nabeen/socket-programming written to work/ex/beta-1.38-1/sources/1.37.0/gh/nabeen/socket-programming/Cargo.toml
[INFO] started frobbing nabeen/socket-programming
[INFO] finished frobbing nabeen/socket-programming
[INFO] frobbed toml for nabeen/socket-programming written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nabeen/socket-programming/Cargo.toml
[INFO] crate nabeen/socket-programming already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing nabeen/socket-programming against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nabeen/socket-programming:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 6bb91e50271cbf7d14228ae18656c07bed4ab78136c91f7ce296b0cd72e18979
[INFO] running `"docker" "start" "-a" "6bb91e50271cbf7d14228ae18656c07bed4ab78136c91f7ce296b0cd72e18979"`
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling regex v1.1.9
[INFO] [stderr]    Compiling regex-syntax v0.6.8
[INFO] [stderr]    Compiling backtrace-sys v0.1.30
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling backtrace v0.3.32
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling socket-programming v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.50s
[INFO] running `"docker" "inspect" "6bb91e50271cbf7d14228ae18656c07bed4ab78136c91f7ce296b0cd72e18979"`
[INFO] running `"docker" "rm" "-f" "6bb91e50271cbf7d14228ae18656c07bed4ab78136c91f7ce296b0cd72e18979"`
[INFO] [stdout] 6bb91e50271cbf7d14228ae18656c07bed4ab78136c91f7ce296b0cd72e18979
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nabeen/socket-programming:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 44adc8c76fad39b22be0254e546ac05f5ca1e097349b11399249a9ecb1ad110c
[INFO] running `"docker" "start" "-a" "44adc8c76fad39b22be0254e546ac05f5ca1e097349b11399249a9ecb1ad110c"`
[INFO] [stderr]    Compiling socket-programming v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `"docker" "inspect" "44adc8c76fad39b22be0254e546ac05f5ca1e097349b11399249a9ecb1ad110c"`
[INFO] running `"docker" "rm" "-f" "44adc8c76fad39b22be0254e546ac05f5ca1e097349b11399249a9ecb1ad110c"`
[INFO] [stdout] 44adc8c76fad39b22be0254e546ac05f5ca1e097349b11399249a9ecb1ad110c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nabeen/socket-programming:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] ff50be9fd449389aa929315b89b9a0b1fcabc7aa6ebe8d23306ee9b3814844ab
[INFO] running `"docker" "start" "-a" "ff50be9fd449389aa929315b89b9a0b1fcabc7aa6ebe8d23306ee9b3814844ab"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/socket_programming-408cf623d0733483
[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" "ff50be9fd449389aa929315b89b9a0b1fcabc7aa6ebe8d23306ee9b3814844ab"`
[INFO] running `"docker" "rm" "-f" "ff50be9fd449389aa929315b89b9a0b1fcabc7aa6ebe8d23306ee9b3814844ab"`
[INFO] [stdout] ff50be9fd449389aa929315b89b9a0b1fcabc7aa6ebe8d23306ee9b3814844ab