[INFO] updating cached repository dhenkes/rust_chat
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dhenkes/rust_chat
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dhenkes/rust_chat" "work/ex/beta-1.38-1/sources/1.37.0/gh/dhenkes/rust_chat"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/dhenkes/rust_chat'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dhenkes/rust_chat" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dhenkes/rust_chat"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dhenkes/rust_chat'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] aee68f83b3f261f92a943404c5265b9bb2cd8e26
[INFO] sha for GitHub repo dhenkes/rust_chat: aee68f83b3f261f92a943404c5265b9bb2cd8e26
[INFO] validating manifest of dhenkes/rust_chat 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 dhenkes/rust_chat 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 dhenkes/rust_chat
[INFO] finished frobbing dhenkes/rust_chat
[INFO] frobbed toml for dhenkes/rust_chat written to work/ex/beta-1.38-1/sources/1.37.0/gh/dhenkes/rust_chat/Cargo.toml
[INFO] started frobbing dhenkes/rust_chat
[INFO] finished frobbing dhenkes/rust_chat
[INFO] frobbed toml for dhenkes/rust_chat written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dhenkes/rust_chat/Cargo.toml
[INFO] crate dhenkes/rust_chat 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 dhenkes/rust_chat 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/dhenkes/rust_chat:/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] c8c3ba4e2bb21d51b6c21b7fcde8021acb4dba0946bfe70db711d96b1513c3b1
[INFO] running `"docker" "start" "-a" "c8c3ba4e2bb21d51b6c21b7fcde8021acb4dba0946bfe70db711d96b1513c3b1"`
[INFO] [stderr]    Compiling libc v0.2.53
[INFO] [stderr]    Compiling http-muncher v0.2.5
[INFO] [stderr]    Compiling sha1 v0.1.1
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling miow v0.1.5
[INFO] [stderr]    Compiling mio v0.5.1
[INFO] [stderr]    Compiling rust_chat v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.04s
[INFO] running `"docker" "inspect" "c8c3ba4e2bb21d51b6c21b7fcde8021acb4dba0946bfe70db711d96b1513c3b1"`
[INFO] running `"docker" "rm" "-f" "c8c3ba4e2bb21d51b6c21b7fcde8021acb4dba0946bfe70db711d96b1513c3b1"`
[INFO] [stdout] c8c3ba4e2bb21d51b6c21b7fcde8021acb4dba0946bfe70db711d96b1513c3b1
[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/dhenkes/rust_chat:/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] 9d7fc41c3acf50426da537e6eb803dd515d2f778544f57c819f19e51bbe27919
[INFO] running `"docker" "start" "-a" "9d7fc41c3acf50426da537e6eb803dd515d2f778544f57c819f19e51bbe27919"`
[INFO] [stderr]    Compiling rust_chat v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `"docker" "inspect" "9d7fc41c3acf50426da537e6eb803dd515d2f778544f57c819f19e51bbe27919"`
[INFO] running `"docker" "rm" "-f" "9d7fc41c3acf50426da537e6eb803dd515d2f778544f57c819f19e51bbe27919"`
[INFO] [stdout] 9d7fc41c3acf50426da537e6eb803dd515d2f778544f57c819f19e51bbe27919
[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/dhenkes/rust_chat:/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] 10bf72fb41539f5dbdfae8caa332bfce2c9c548aee9ace776664c2e6f4aa977a
[INFO] running `"docker" "start" "-a" "10bf72fb41539f5dbdfae8caa332bfce2c9c548aee9ace776664c2e6f4aa977a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_chat-75bd59bccbd43655
[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" "10bf72fb41539f5dbdfae8caa332bfce2c9c548aee9ace776664c2e6f4aa977a"`
[INFO] running `"docker" "rm" "-f" "10bf72fb41539f5dbdfae8caa332bfce2c9c548aee9ace776664c2e6f4aa977a"`
[INFO] [stdout] 10bf72fb41539f5dbdfae8caa332bfce2c9c548aee9ace776664c2e6f4aa977a