[INFO] updating cached repository alrev/chat_serv
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/alrev/chat_serv
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/alrev/chat_serv" "work/ex/beta-1.38-1/sources/1.37.0/gh/alrev/chat_serv"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/alrev/chat_serv'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/alrev/chat_serv" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/alrev/chat_serv"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/alrev/chat_serv'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6419d5653101e3c1d5c247b622be6b34805855ff
[INFO] sha for GitHub repo alrev/chat_serv: 6419d5653101e3c1d5c247b622be6b34805855ff
[INFO] validating manifest of alrev/chat_serv 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 alrev/chat_serv 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 alrev/chat_serv
[INFO] finished frobbing alrev/chat_serv
[INFO] frobbed toml for alrev/chat_serv written to work/ex/beta-1.38-1/sources/1.37.0/gh/alrev/chat_serv/Cargo.toml
[INFO] started frobbing alrev/chat_serv
[INFO] finished frobbing alrev/chat_serv
[INFO] frobbed toml for alrev/chat_serv written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/alrev/chat_serv/Cargo.toml
[INFO] crate alrev/chat_serv 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 alrev/chat_serv 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/alrev/chat_serv:/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] 956fe9349a4aa5b6638a1fa8077f3676ffe005b02a88d9a94a26ee18faaa476c
[INFO] running `"docker" "start" "-a" "956fe9349a4aa5b6638a1fa8077f3676ffe005b02a88d9a94a26ee18faaa476c"`
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling slab v0.4.1
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling chat_serv v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.44s
[INFO] running `"docker" "inspect" "956fe9349a4aa5b6638a1fa8077f3676ffe005b02a88d9a94a26ee18faaa476c"`
[INFO] running `"docker" "rm" "-f" "956fe9349a4aa5b6638a1fa8077f3676ffe005b02a88d9a94a26ee18faaa476c"`
[INFO] [stdout] 956fe9349a4aa5b6638a1fa8077f3676ffe005b02a88d9a94a26ee18faaa476c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/alrev/chat_serv:/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] cbf1b9297d549923d565ad2a9cd5f91937be8410f8495d6c63b4f00eb19c0cc5
[INFO] running `"docker" "start" "-a" "cbf1b9297d549923d565ad2a9cd5f91937be8410f8495d6c63b4f00eb19c0cc5"`
[INFO] [stderr]    Compiling chat_serv v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `"docker" "inspect" "cbf1b9297d549923d565ad2a9cd5f91937be8410f8495d6c63b4f00eb19c0cc5"`
[INFO] running `"docker" "rm" "-f" "cbf1b9297d549923d565ad2a9cd5f91937be8410f8495d6c63b4f00eb19c0cc5"`
[INFO] [stdout] cbf1b9297d549923d565ad2a9cd5f91937be8410f8495d6c63b4f00eb19c0cc5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/alrev/chat_serv:/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] 3de7944a1f7c54c9290a0063cee09e4b16101d02c1aa84c29f469195643b58fc
[INFO] running `"docker" "start" "-a" "3de7944a1f7c54c9290a0063cee09e4b16101d02c1aa84c29f469195643b58fc"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/chat_serv-d673a794b50fcde9
[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" "3de7944a1f7c54c9290a0063cee09e4b16101d02c1aa84c29f469195643b58fc"`
[INFO] running `"docker" "rm" "-f" "3de7944a1f7c54c9290a0063cee09e4b16101d02c1aa84c29f469195643b58fc"`
[INFO] [stdout] 3de7944a1f7c54c9290a0063cee09e4b16101d02c1aa84c29f469195643b58fc