[INFO] updating cached repository philip98/rust_chat_client
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/philip98/rust_chat_client
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/philip98/rust_chat_client" "work/ex/beta-1.38-1/sources/1.37.0/gh/philip98/rust_chat_client"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/philip98/rust_chat_client'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/philip98/rust_chat_client" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/philip98/rust_chat_client"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/philip98/rust_chat_client'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e0457cbd9d8467362f479d10cde79d79ba9863c9
[INFO] sha for GitHub repo philip98/rust_chat_client: e0457cbd9d8467362f479d10cde79d79ba9863c9
[INFO] validating manifest of philip98/rust_chat_client 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 philip98/rust_chat_client 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 philip98/rust_chat_client
[INFO] finished frobbing philip98/rust_chat_client
[INFO] frobbed toml for philip98/rust_chat_client written to work/ex/beta-1.38-1/sources/1.37.0/gh/philip98/rust_chat_client/Cargo.toml
[INFO] started frobbing philip98/rust_chat_client
[INFO] finished frobbing philip98/rust_chat_client
[INFO] frobbed toml for philip98/rust_chat_client written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/philip98/rust_chat_client/Cargo.toml
[INFO] crate philip98/rust_chat_client 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 philip98/rust_chat_client 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/philip98/rust_chat_client:/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] 28509547177c06683ec696d781d2f3e27ed46f69c8f955ff5b7aa05c87fb7378
[INFO] running `"docker" "start" "-a" "28509547177c06683ec696d781d2f3e27ed46f69c8f955ff5b7aa05c87fb7378"`
[INFO] [stderr]    Compiling chat_client v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `"docker" "inspect" "28509547177c06683ec696d781d2f3e27ed46f69c8f955ff5b7aa05c87fb7378"`
[INFO] running `"docker" "rm" "-f" "28509547177c06683ec696d781d2f3e27ed46f69c8f955ff5b7aa05c87fb7378"`
[INFO] [stdout] 28509547177c06683ec696d781d2f3e27ed46f69c8f955ff5b7aa05c87fb7378
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/philip98/rust_chat_client:/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] 83fbadb2eb52a11e6d06338c6587d0c1b85bef32ec25d0b4ad8951a9d29dd723
[INFO] running `"docker" "start" "-a" "83fbadb2eb52a11e6d06338c6587d0c1b85bef32ec25d0b4ad8951a9d29dd723"`
[INFO] [stderr]    Compiling chat_client v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `"docker" "inspect" "83fbadb2eb52a11e6d06338c6587d0c1b85bef32ec25d0b4ad8951a9d29dd723"`
[INFO] running `"docker" "rm" "-f" "83fbadb2eb52a11e6d06338c6587d0c1b85bef32ec25d0b4ad8951a9d29dd723"`
[INFO] [stdout] 83fbadb2eb52a11e6d06338c6587d0c1b85bef32ec25d0b4ad8951a9d29dd723
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/philip98/rust_chat_client:/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] 032867839b1cbd556309ac7f8fb45d5352011e160a1304fe8b0f04c3c08dfc9f
[INFO] running `"docker" "start" "-a" "032867839b1cbd556309ac7f8fb45d5352011e160a1304fe8b0f04c3c08dfc9f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/chat_client-fa79e1a697e96d49
[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" "032867839b1cbd556309ac7f8fb45d5352011e160a1304fe8b0f04c3c08dfc9f"`
[INFO] running `"docker" "rm" "-f" "032867839b1cbd556309ac7f8fb45d5352011e160a1304fe8b0f04c3c08dfc9f"`
[INFO] [stdout] 032867839b1cbd556309ac7f8fb45d5352011e160a1304fe8b0f04c3c08dfc9f