[INFO] updating cached repository Co0sh/hexagon-engine
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Co0sh/hexagon-engine
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Co0sh/hexagon-engine" "work/ex/beta-1.38-1/sources/1.37.0/gh/Co0sh/hexagon-engine"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Co0sh/hexagon-engine'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Co0sh/hexagon-engine" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Co0sh/hexagon-engine"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Co0sh/hexagon-engine'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 651c2c6b43db1c6ade8974aa30a632ea4285d3d4
[INFO] sha for GitHub repo Co0sh/hexagon-engine: 651c2c6b43db1c6ade8974aa30a632ea4285d3d4
[INFO] validating manifest of Co0sh/hexagon-engine 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 Co0sh/hexagon-engine 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 Co0sh/hexagon-engine
[INFO] finished frobbing Co0sh/hexagon-engine
[INFO] frobbed toml for Co0sh/hexagon-engine written to work/ex/beta-1.38-1/sources/1.37.0/gh/Co0sh/hexagon-engine/Cargo.toml
[INFO] started frobbing Co0sh/hexagon-engine
[INFO] finished frobbing Co0sh/hexagon-engine
[INFO] frobbed toml for Co0sh/hexagon-engine written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Co0sh/hexagon-engine/Cargo.toml
[INFO] crate Co0sh/hexagon-engine 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 Co0sh/hexagon-engine 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Co0sh/hexagon-engine:/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] 20532dbf62f9f5e29944d7e0f4c13853a408bb83d327375e992045fb21003a15
[INFO] running `"docker" "start" "-a" "20532dbf62f9f5e29944d7e0f4c13853a408bb83d327375e992045fb21003a15"`
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling serde v1.0.89
[INFO] [stderr]    Compiling names v0.11.0
[INFO] [stderr]    Compiling openssl-sys v0.9.42
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling tokio-threadpool v0.1.12
[INFO] [stderr]    Compiling hyper v0.10.15
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.19
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling tokio-fs v0.1.6
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio v0.1.17
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]    Compiling tokio-tls v0.2.1
[INFO] [stderr]    Compiling websocket v0.22.3
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling hexagon-engine v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `futures::stream::Select` in tuple element 0 that must be used
[INFO] [stderr]   --> src/connect.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     runtime.block_on(runner)?;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: streams do nothing unless polled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] running `"docker" "inspect" "20532dbf62f9f5e29944d7e0f4c13853a408bb83d327375e992045fb21003a15"`
[INFO] running `"docker" "rm" "-f" "20532dbf62f9f5e29944d7e0f4c13853a408bb83d327375e992045fb21003a15"`
[INFO] [stdout] 20532dbf62f9f5e29944d7e0f4c13853a408bb83d327375e992045fb21003a15
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Co0sh/hexagon-engine:/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] c19ca7d14e578fe3ab323d55a7ff79677e6c66b48e675db752c2c490b2cd834f
[INFO] running `"docker" "start" "-a" "c19ca7d14e578fe3ab323d55a7ff79677e6c66b48e675db752c2c490b2cd834f"`
[INFO] [stderr]    Compiling hexagon-engine v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `futures::stream::Select` in tuple element 0 that must be used
[INFO] [stderr]   --> src/connect.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     runtime.block_on(runner)?;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: streams do nothing unless polled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.22s
[INFO] running `"docker" "inspect" "c19ca7d14e578fe3ab323d55a7ff79677e6c66b48e675db752c2c490b2cd834f"`
[INFO] running `"docker" "rm" "-f" "c19ca7d14e578fe3ab323d55a7ff79677e6c66b48e675db752c2c490b2cd834f"`
[INFO] [stdout] c19ca7d14e578fe3ab323d55a7ff79677e6c66b48e675db752c2c490b2cd834f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Co0sh/hexagon-engine:/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] 3c854a91ea07924ad5d5f90d98634e97ae0b81fc8738dd4622813801a6eb537f
[INFO] running `"docker" "start" "-a" "3c854a91ea07924ad5d5f90d98634e97ae0b81fc8738dd4622813801a6eb537f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hexagon_engine-5ae4be9ef631a91a
[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" "3c854a91ea07924ad5d5f90d98634e97ae0b81fc8738dd4622813801a6eb537f"`
[INFO] running `"docker" "rm" "-f" "3c854a91ea07924ad5d5f90d98634e97ae0b81fc8738dd4622813801a6eb537f"`
[INFO] [stdout] 3c854a91ea07924ad5d5f90d98634e97ae0b81fc8738dd4622813801a6eb537f