[INFO] updating cached repository FlyingCowsCorporation/chat-server
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/FlyingCowsCorporation/chat-server
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/FlyingCowsCorporation/chat-server" "work/ex/beta-1.38-1/sources/1.37.0/gh/FlyingCowsCorporation/chat-server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/FlyingCowsCorporation/chat-server'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/FlyingCowsCorporation/chat-server" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/FlyingCowsCorporation/chat-server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/FlyingCowsCorporation/chat-server'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c71e50ca54b876aeebfee82b5015236a75942449
[INFO] sha for GitHub repo FlyingCowsCorporation/chat-server: c71e50ca54b876aeebfee82b5015236a75942449
[INFO] validating manifest of FlyingCowsCorporation/chat-server 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 FlyingCowsCorporation/chat-server 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 FlyingCowsCorporation/chat-server
[INFO] finished frobbing FlyingCowsCorporation/chat-server
[INFO] frobbed toml for FlyingCowsCorporation/chat-server written to work/ex/beta-1.38-1/sources/1.37.0/gh/FlyingCowsCorporation/chat-server/Cargo.toml
[INFO] started frobbing FlyingCowsCorporation/chat-server
[INFO] finished frobbing FlyingCowsCorporation/chat-server
[INFO] frobbed toml for FlyingCowsCorporation/chat-server written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/FlyingCowsCorporation/chat-server/Cargo.toml
[INFO] crate FlyingCowsCorporation/chat-server 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 FlyingCowsCorporation/chat-server 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/FlyingCowsCorporation/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] c84a58d59b4245b8e69b6b69626ccb5dde5d68e8779ca53fbb403c39e41e2c6b
[INFO] running `"docker" "start" "-a" "c84a58d59b4245b8e69b6b69626ccb5dde5d68e8779ca53fbb403c39e41e2c6b"`
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling rust-practice v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.44s
[INFO] running `"docker" "inspect" "c84a58d59b4245b8e69b6b69626ccb5dde5d68e8779ca53fbb403c39e41e2c6b"`
[INFO] running `"docker" "rm" "-f" "c84a58d59b4245b8e69b6b69626ccb5dde5d68e8779ca53fbb403c39e41e2c6b"`
[INFO] [stdout] c84a58d59b4245b8e69b6b69626ccb5dde5d68e8779ca53fbb403c39e41e2c6b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/FlyingCowsCorporation/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] f08083a5539e53d16e8780d4baba592e583278e107ba26201ed3aa0bd874805d
[INFO] running `"docker" "start" "-a" "f08083a5539e53d16e8780d4baba592e583278e107ba26201ed3aa0bd874805d"`
[INFO] [stderr]    Compiling rust-practice v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `"docker" "inspect" "f08083a5539e53d16e8780d4baba592e583278e107ba26201ed3aa0bd874805d"`
[INFO] running `"docker" "rm" "-f" "f08083a5539e53d16e8780d4baba592e583278e107ba26201ed3aa0bd874805d"`
[INFO] [stdout] f08083a5539e53d16e8780d4baba592e583278e107ba26201ed3aa0bd874805d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/FlyingCowsCorporation/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 0f37d4fb86912e7706245f61e5fccd1c8f238633a80770a5fa248807c1490a10
[INFO] running `"docker" "start" "-a" "0f37d4fb86912e7706245f61e5fccd1c8f238633a80770a5fa248807c1490a10"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_practice-cc2a481506ad112c
[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" "0f37d4fb86912e7706245f61e5fccd1c8f238633a80770a5fa248807c1490a10"`
[INFO] running `"docker" "rm" "-f" "0f37d4fb86912e7706245f61e5fccd1c8f238633a80770a5fa248807c1490a10"`
[INFO] [stdout] 0f37d4fb86912e7706245f61e5fccd1c8f238633a80770a5fa248807c1490a10