[INFO] updating cached repository furuhama/network_programming
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/furuhama/network_programming
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/furuhama/network_programming" "work/ex/beta-1.37-6/sources/1.36.0/gh/furuhama/network_programming"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/furuhama/network_programming'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/furuhama/network_programming" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/furuhama/network_programming"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/furuhama/network_programming'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 15feeb44c7f8155f333fa6776bfd3decccf3c39d
[INFO] sha for GitHub repo furuhama/network_programming: 15feeb44c7f8155f333fa6776bfd3decccf3c39d
[INFO] validating manifest of furuhama/network_programming 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 furuhama/network_programming 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 furuhama/network_programming
[INFO] finished frobbing furuhama/network_programming
[INFO] frobbed toml for furuhama/network_programming written to work/ex/beta-1.37-6/sources/1.36.0/gh/furuhama/network_programming/Cargo.toml
[INFO] started frobbing furuhama/network_programming
[INFO] finished frobbing furuhama/network_programming
[INFO] frobbed toml for furuhama/network_programming written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/furuhama/network_programming/Cargo.toml
[INFO] crate furuhama/network_programming 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] testing furuhama/network_programming 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-0/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/furuhama/network_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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 87dddc78937f70e48fb43c584f559186b9bd10804e76b70c259b2e3d8e0e22ae
[INFO] running `"docker" "start" "-a" "87dddc78937f70e48fb43c584f559186b9bd10804e76b70c259b2e3d8e0e22ae"`
[INFO] [stderr]    Compiling network_programming v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.92s
[INFO] running `"docker" "inspect" "87dddc78937f70e48fb43c584f559186b9bd10804e76b70c259b2e3d8e0e22ae"`
[INFO] running `"docker" "rm" "-f" "87dddc78937f70e48fb43c584f559186b9bd10804e76b70c259b2e3d8e0e22ae"`
[INFO] [stdout] 87dddc78937f70e48fb43c584f559186b9bd10804e76b70c259b2e3d8e0e22ae
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/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/furuhama/network_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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] d7755bd742c72000b40d11e9b132be7e8fa84bdf819e95f01a3b511e28ece87e
[INFO] running `"docker" "start" "-a" "d7755bd742c72000b40d11e9b132be7e8fa84bdf819e95f01a3b511e28ece87e"`
[INFO] [stderr]    Compiling network_programming v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `"docker" "inspect" "d7755bd742c72000b40d11e9b132be7e8fa84bdf819e95f01a3b511e28ece87e"`
[INFO] running `"docker" "rm" "-f" "d7755bd742c72000b40d11e9b132be7e8fa84bdf819e95f01a3b511e28ece87e"`
[INFO] [stdout] d7755bd742c72000b40d11e9b132be7e8fa84bdf819e95f01a3b511e28ece87e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/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/furuhama/network_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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] e8f05e1eaa1dccfd4e397f2dcd126f8aba07956092224ffda58c6292971939a1
[INFO] running `"docker" "start" "-a" "e8f05e1eaa1dccfd4e397f2dcd126f8aba07956092224ffda58c6292971939a1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/network_programming-feb598eab21f133c
[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] [stderr]      Running /opt/crater/target/debug/deps/network_programming-802d3b4409cb16ce
[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] [stderr]    Doc-tests network_programming
[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" "e8f05e1eaa1dccfd4e397f2dcd126f8aba07956092224ffda58c6292971939a1"`
[INFO] running `"docker" "rm" "-f" "e8f05e1eaa1dccfd4e397f2dcd126f8aba07956092224ffda58c6292971939a1"`
[INFO] [stdout] e8f05e1eaa1dccfd4e397f2dcd126f8aba07956092224ffda58c6292971939a1