[INFO] updating cached repository remfath/rchat
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/remfath/rchat
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/remfath/rchat" "work/ex/beta-1.38-1/sources/1.37.0/gh/remfath/rchat"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/remfath/rchat'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/remfath/rchat" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/remfath/rchat"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/remfath/rchat'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4fb065da846ecd404aa2115a8c25cf6884858c51
[INFO] sha for GitHub repo remfath/rchat: 4fb065da846ecd404aa2115a8c25cf6884858c51
[INFO] validating manifest of remfath/rchat 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 remfath/rchat 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 remfath/rchat
[INFO] finished frobbing remfath/rchat
[INFO] frobbed toml for remfath/rchat written to work/ex/beta-1.38-1/sources/1.37.0/gh/remfath/rchat/Cargo.toml
[INFO] started frobbing remfath/rchat
[INFO] finished frobbing remfath/rchat
[INFO] frobbed toml for remfath/rchat written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/remfath/rchat/Cargo.toml
[INFO] crate remfath/rchat 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 remfath/rchat 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/remfath/rchat:/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] 13bb5008d985b72e09d3432c1e93e7de7f68dd240cc0d6f1794b016135eb6103
[INFO] running `"docker" "start" "-a" "13bb5008d985b72e09d3432c1e93e7de7f68dd240cc0d6f1794b016135eb6103"`
[INFO] [stderr]    Compiling rchat v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.83s
[INFO] running `"docker" "inspect" "13bb5008d985b72e09d3432c1e93e7de7f68dd240cc0d6f1794b016135eb6103"`
[INFO] running `"docker" "rm" "-f" "13bb5008d985b72e09d3432c1e93e7de7f68dd240cc0d6f1794b016135eb6103"`
[INFO] [stdout] 13bb5008d985b72e09d3432c1e93e7de7f68dd240cc0d6f1794b016135eb6103
[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/remfath/rchat:/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] ee6d8f9efcf5d7c683e5dbe49deacaa6dc80681161d005934ee5fb9c2ccbb1ed
[INFO] running `"docker" "start" "-a" "ee6d8f9efcf5d7c683e5dbe49deacaa6dc80681161d005934ee5fb9c2ccbb1ed"`
[INFO] [stderr]    Compiling rchat v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `"docker" "inspect" "ee6d8f9efcf5d7c683e5dbe49deacaa6dc80681161d005934ee5fb9c2ccbb1ed"`
[INFO] running `"docker" "rm" "-f" "ee6d8f9efcf5d7c683e5dbe49deacaa6dc80681161d005934ee5fb9c2ccbb1ed"`
[INFO] [stdout] ee6d8f9efcf5d7c683e5dbe49deacaa6dc80681161d005934ee5fb9c2ccbb1ed
[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/remfath/rchat:/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] 3d7ff7308419e4fbbed943e5df755f40ecd91140dbe886297705c2f2ffbae436
[INFO] running `"docker" "start" "-a" "3d7ff7308419e4fbbed943e5df755f40ecd91140dbe886297705c2f2ffbae436"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rchat-1db0402e9d0d58ed
[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/rchat_client-40ae7730aaa321ee
[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/rchat_server-756ad8185daaedbe
[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 rchat
[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" "3d7ff7308419e4fbbed943e5df755f40ecd91140dbe886297705c2f2ffbae436"`
[INFO] running `"docker" "rm" "-f" "3d7ff7308419e4fbbed943e5df755f40ecd91140dbe886297705c2f2ffbae436"`
[INFO] [stdout] 3d7ff7308419e4fbbed943e5df755f40ecd91140dbe886297705c2f2ffbae436