[INFO] updating cached repository ryskit/socket-programming
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ryskit/socket-programming
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ryskit/socket-programming" "work/ex/beta-1.38-1/sources/1.37.0/gh/ryskit/socket-programming"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ryskit/socket-programming'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ryskit/socket-programming" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ryskit/socket-programming"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ryskit/socket-programming'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7fadcc522c0c85a899b705318fe5fa732df6c2f6
[INFO] sha for GitHub repo ryskit/socket-programming: 7fadcc522c0c85a899b705318fe5fa732df6c2f6
[INFO] validating manifest of ryskit/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 ryskit/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 ryskit/socket-programming
[INFO] finished frobbing ryskit/socket-programming
[INFO] frobbed toml for ryskit/socket-programming written to work/ex/beta-1.38-1/sources/1.37.0/gh/ryskit/socket-programming/Cargo.toml
[INFO] started frobbing ryskit/socket-programming
[INFO] finished frobbing ryskit/socket-programming
[INFO] frobbed toml for ryskit/socket-programming written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ryskit/socket-programming/Cargo.toml
[INFO] crate ryskit/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 ryskit/socket-programming against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ryskit/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 11eec1b49f0b29ef2f05240b327f3ada853a4e2f801057ebb8f0d7a9531a8670
[INFO] running `"docker" "start" "-a" "11eec1b49f0b29ef2f05240b327f3ada853a4e2f801057ebb8f0d7a9531a8670"`
[INFO] [stderr]    Compiling syn v0.15.37
[INFO] [stderr]    Compiling env_logger v0.6.1
[INFO] [stderr]    Compiling synstructure v0.10.2
[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 19.00s
[INFO] running `"docker" "inspect" "11eec1b49f0b29ef2f05240b327f3ada853a4e2f801057ebb8f0d7a9531a8670"`
[INFO] running `"docker" "rm" "-f" "11eec1b49f0b29ef2f05240b327f3ada853a4e2f801057ebb8f0d7a9531a8670"`
[INFO] [stdout] 11eec1b49f0b29ef2f05240b327f3ada853a4e2f801057ebb8f0d7a9531a8670
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ryskit/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 0205d3391021751556d1651a08581b1f90e7159c9797496529557882013d3650
[INFO] running `"docker" "start" "-a" "0205d3391021751556d1651a08581b1f90e7159c9797496529557882013d3650"`
[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" "0205d3391021751556d1651a08581b1f90e7159c9797496529557882013d3650"`
[INFO] running `"docker" "rm" "-f" "0205d3391021751556d1651a08581b1f90e7159c9797496529557882013d3650"`
[INFO] [stdout] 0205d3391021751556d1651a08581b1f90e7159c9797496529557882013d3650
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ryskit/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 57a3a7d7e2ef7bca0cec3f8c50fe4d290ad9c102f2364804aa86fdf2086e992b
[INFO] running `"docker" "start" "-a" "57a3a7d7e2ef7bca0cec3f8c50fe4d290ad9c102f2364804aa86fdf2086e992b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/socket_programming-b9bcd396b76c0fdc
[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" "57a3a7d7e2ef7bca0cec3f8c50fe4d290ad9c102f2364804aa86fdf2086e992b"`
[INFO] running `"docker" "rm" "-f" "57a3a7d7e2ef7bca0cec3f8c50fe4d290ad9c102f2364804aa86fdf2086e992b"`
[INFO] [stdout] 57a3a7d7e2ef7bca0cec3f8c50fe4d290ad9c102f2364804aa86fdf2086e992b