[INFO] updating cached repository abhijat/rust-network-stuff
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/abhijat/rust-network-stuff
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/abhijat/rust-network-stuff" "work/ex/beta-1.37-6/sources/1.36.0/gh/abhijat/rust-network-stuff"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/abhijat/rust-network-stuff'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/abhijat/rust-network-stuff" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/abhijat/rust-network-stuff"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/abhijat/rust-network-stuff'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2c1885c6381808e874663f4e97f981ca7802e45f
[INFO] sha for GitHub repo abhijat/rust-network-stuff: 2c1885c6381808e874663f4e97f981ca7802e45f
[INFO] validating manifest of abhijat/rust-network-stuff 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 abhijat/rust-network-stuff 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 abhijat/rust-network-stuff
[INFO] finished frobbing abhijat/rust-network-stuff
[INFO] frobbed toml for abhijat/rust-network-stuff written to work/ex/beta-1.37-6/sources/1.36.0/gh/abhijat/rust-network-stuff/Cargo.toml
[INFO] started frobbing abhijat/rust-network-stuff
[INFO] finished frobbing abhijat/rust-network-stuff
[INFO] frobbed toml for abhijat/rust-network-stuff written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/abhijat/rust-network-stuff/Cargo.toml
[INFO] crate abhijat/rust-network-stuff 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 abhijat/rust-network-stuff 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/abhijat/rust-network-stuff:/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] 0af6ffab56e08bb4a4bf591ab95a2699f0012b1872fc17303cbac3cd4d4e36bb
[INFO] running `"docker" "start" "-a" "0af6ffab56e08bb4a4bf591ab95a2699f0012b1872fc17303cbac3cd4d4e36bb"`
[INFO] [stderr]    Compiling serde v1.0.32
[INFO] [stderr]    Compiling users v0.6.1
[INFO] [stderr]    Compiling syn v0.12.14
[INFO] [stderr]    Compiling serde_derive_internals v0.20.1
[INFO] [stderr]    Compiling serde_derive v1.0.32
[INFO] [stderr]    Compiling serde_json v1.0.11
[INFO] [stderr]    Compiling simple-tcp-server-client v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.87s
[INFO] running `"docker" "inspect" "0af6ffab56e08bb4a4bf591ab95a2699f0012b1872fc17303cbac3cd4d4e36bb"`
[INFO] running `"docker" "rm" "-f" "0af6ffab56e08bb4a4bf591ab95a2699f0012b1872fc17303cbac3cd4d4e36bb"`
[INFO] [stdout] 0af6ffab56e08bb4a4bf591ab95a2699f0012b1872fc17303cbac3cd4d4e36bb
[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/abhijat/rust-network-stuff:/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] 836607d458d6e1de097cdb1f2e4d5dd7b8f43d80e86ddd371ec8bfe09f72c920
[INFO] running `"docker" "start" "-a" "836607d458d6e1de097cdb1f2e4d5dd7b8f43d80e86ddd371ec8bfe09f72c920"`
[INFO] [stderr]    Compiling simple-tcp-server-client v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.98s
[INFO] running `"docker" "inspect" "836607d458d6e1de097cdb1f2e4d5dd7b8f43d80e86ddd371ec8bfe09f72c920"`
[INFO] running `"docker" "rm" "-f" "836607d458d6e1de097cdb1f2e4d5dd7b8f43d80e86ddd371ec8bfe09f72c920"`
[INFO] [stdout] 836607d458d6e1de097cdb1f2e4d5dd7b8f43d80e86ddd371ec8bfe09f72c920
[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/abhijat/rust-network-stuff:/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] 68a914a7515b580a45e829d45aa54f6bc32d3706d94cff66f9ceebc01dec9ec0
[INFO] running `"docker" "start" "-a" "68a914a7515b580a45e829d45aa54f6bc32d3706d94cff66f9ceebc01dec9ec0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/client-8b9e8f17cdcf41b1
[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/simple_tcp_server_client-f213feb69796e7d8
[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/udp_client-f72ef3c132184cac
[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/udp_server-924a77fcf7de0a90
[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" "68a914a7515b580a45e829d45aa54f6bc32d3706d94cff66f9ceebc01dec9ec0"`
[INFO] running `"docker" "rm" "-f" "68a914a7515b580a45e829d45aa54f6bc32d3706d94cff66f9ceebc01dec9ec0"`
[INFO] [stdout] 68a914a7515b580a45e829d45aa54f6bc32d3706d94cff66f9ceebc01dec9ec0