[INFO] updating cached repository philip98/rust_chat_server
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/philip98/rust_chat_server
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/philip98/rust_chat_server" "work/ex/beta-1.37-6/sources/1.36.0/gh/philip98/rust_chat_server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/philip98/rust_chat_server'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/philip98/rust_chat_server" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/philip98/rust_chat_server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/philip98/rust_chat_server'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 81c8bf1b8c2b4339bb0ff796c4db091dd859b9a6
[INFO] sha for GitHub repo philip98/rust_chat_server: 81c8bf1b8c2b4339bb0ff796c4db091dd859b9a6
[INFO] validating manifest of philip98/rust_chat_server 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 philip98/rust_chat_server 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 philip98/rust_chat_server
[INFO] finished frobbing philip98/rust_chat_server
[INFO] frobbed toml for philip98/rust_chat_server written to work/ex/beta-1.37-6/sources/1.36.0/gh/philip98/rust_chat_server/Cargo.toml
[INFO] started frobbing philip98/rust_chat_server
[INFO] finished frobbing philip98/rust_chat_server
[INFO] frobbed toml for philip98/rust_chat_server written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/philip98/rust_chat_server/Cargo.toml
[INFO] crate philip98/rust_chat_server 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 philip98/rust_chat_server 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-6/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/philip98/rust_chat_server:/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] 874a0f0f743d5ac4bb8c0ead5ba5ce8d717be923b2def00bf2b042f77c645583
[INFO] running `"docker" "start" "-a" "874a0f0f743d5ac4bb8c0ead5ba5ce8d717be923b2def00bf2b042f77c645583"`
[INFO] [stderr]    Compiling chat_server v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.03s
[INFO] running `"docker" "inspect" "874a0f0f743d5ac4bb8c0ead5ba5ce8d717be923b2def00bf2b042f77c645583"`
[INFO] running `"docker" "rm" "-f" "874a0f0f743d5ac4bb8c0ead5ba5ce8d717be923b2def00bf2b042f77c645583"`
[INFO] [stdout] 874a0f0f743d5ac4bb8c0ead5ba5ce8d717be923b2def00bf2b042f77c645583
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/philip98/rust_chat_server:/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] 9b1c0bfaebcda4b20469b2f2ec67c74222c27cdd15f3ba5383cde580f1ac87f9
[INFO] running `"docker" "start" "-a" "9b1c0bfaebcda4b20469b2f2ec67c74222c27cdd15f3ba5383cde580f1ac87f9"`
[INFO] [stderr]    Compiling chat_server v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `"docker" "inspect" "9b1c0bfaebcda4b20469b2f2ec67c74222c27cdd15f3ba5383cde580f1ac87f9"`
[INFO] running `"docker" "rm" "-f" "9b1c0bfaebcda4b20469b2f2ec67c74222c27cdd15f3ba5383cde580f1ac87f9"`
[INFO] [stdout] 9b1c0bfaebcda4b20469b2f2ec67c74222c27cdd15f3ba5383cde580f1ac87f9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/philip98/rust_chat_server:/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] 56b2bd5ccab032fa0456e8cb57f5a5574e924e745d94f79bbf67ebc1b954112a
[INFO] running `"docker" "start" "-a" "56b2bd5ccab032fa0456e8cb57f5a5574e924e745d94f79bbf67ebc1b954112a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/chat_server-b96199e5e3f40fd2
[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" "56b2bd5ccab032fa0456e8cb57f5a5574e924e745d94f79bbf67ebc1b954112a"`
[INFO] running `"docker" "rm" "-f" "56b2bd5ccab032fa0456e8cb57f5a5574e924e745d94f79bbf67ebc1b954112a"`
[INFO] [stdout] 56b2bd5ccab032fa0456e8cb57f5a5574e924e745d94f79bbf67ebc1b954112a