[INFO] updating cached repository lambdabear/mqtt-sub-client
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/lambdabear/mqtt-sub-client
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/lambdabear/mqtt-sub-client" "work/ex/beta-1.38-1/sources/1.37.0/gh/lambdabear/mqtt-sub-client"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/lambdabear/mqtt-sub-client'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lambdabear/mqtt-sub-client" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lambdabear/mqtt-sub-client"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lambdabear/mqtt-sub-client'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f91506c4884dcef820ea88c24420cf477fdc67e5
[INFO] sha for GitHub repo lambdabear/mqtt-sub-client: f91506c4884dcef820ea88c24420cf477fdc67e5
[INFO] validating manifest of lambdabear/mqtt-sub-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 lambdabear/mqtt-sub-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 lambdabear/mqtt-sub-client
[INFO] finished frobbing lambdabear/mqtt-sub-client
[INFO] frobbed toml for lambdabear/mqtt-sub-client written to work/ex/beta-1.38-1/sources/1.37.0/gh/lambdabear/mqtt-sub-client/Cargo.toml
[INFO] started frobbing lambdabear/mqtt-sub-client
[INFO] finished frobbing lambdabear/mqtt-sub-client
[INFO] frobbed toml for lambdabear/mqtt-sub-client written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lambdabear/mqtt-sub-client/Cargo.toml
[INFO] crate lambdabear/mqtt-sub-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 lambdabear/mqtt-sub-client against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lambdabear/mqtt-sub-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 87462d31bfb3a69b76e536cd3a866111983dbd6def7990d688d59754c4b32545
[INFO] running `"docker" "start" "-a" "87462d31bfb3a69b76e536cd3a866111983dbd6def7990d688d59754c4b32545"`
[INFO] [stderr]    Compiling tokio-executor v0.1.6
[INFO] [stderr]    Compiling crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling webpki v0.18.1
[INFO] [stderr]    Compiling sct v0.4.0
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling derive_more v0.13.0
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling tokio-timer v0.2.10
[INFO] [stderr]    Compiling tokio-current-thread v0.1.5
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling rustls v0.14.0
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling tokio-threadpool v0.1.12
[INFO] [stderr]    Compiling uuid v0.7.2
[INFO] [stderr]    Compiling pretty_env_logger v0.2.5
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling tokio-fs v0.1.6
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling mqtt311 v0.2.0
[INFO] [stderr]    Compiling tokio v0.1.17
[INFO] [stderr]    Compiling tokio-rustls v0.8.1
[INFO] [stderr]    Compiling rumqtt v0.30.1
[INFO] [stderr]    Compiling mqtt-sub v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.68s
[INFO] running `"docker" "inspect" "87462d31bfb3a69b76e536cd3a866111983dbd6def7990d688d59754c4b32545"`
[INFO] running `"docker" "rm" "-f" "87462d31bfb3a69b76e536cd3a866111983dbd6def7990d688d59754c4b32545"`
[INFO] [stdout] 87462d31bfb3a69b76e536cd3a866111983dbd6def7990d688d59754c4b32545
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lambdabear/mqtt-sub-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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] d72e7def2b3d4ead93da97aac0047ca4fb7970aa5a3c8c2b7d50f6e5dba48676
[INFO] running `"docker" "start" "-a" "d72e7def2b3d4ead93da97aac0047ca4fb7970aa5a3c8c2b7d50f6e5dba48676"`
[INFO] [stderr]    Compiling mqtt-sub v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `"docker" "inspect" "d72e7def2b3d4ead93da97aac0047ca4fb7970aa5a3c8c2b7d50f6e5dba48676"`
[INFO] running `"docker" "rm" "-f" "d72e7def2b3d4ead93da97aac0047ca4fb7970aa5a3c8c2b7d50f6e5dba48676"`
[INFO] [stdout] d72e7def2b3d4ead93da97aac0047ca4fb7970aa5a3c8c2b7d50f6e5dba48676
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lambdabear/mqtt-sub-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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 9c6a350c0ac96e6ff3d0cc01312959ebc14011ab05d7eb5feeff6a9bb21271ab
[INFO] running `"docker" "start" "-a" "9c6a350c0ac96e6ff3d0cc01312959ebc14011ab05d7eb5feeff6a9bb21271ab"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mqtt_sub-ec79e3f691f5b0ba
[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" "9c6a350c0ac96e6ff3d0cc01312959ebc14011ab05d7eb5feeff6a9bb21271ab"`
[INFO] running `"docker" "rm" "-f" "9c6a350c0ac96e6ff3d0cc01312959ebc14011ab05d7eb5feeff6a9bb21271ab"`
[INFO] [stdout] 9c6a350c0ac96e6ff3d0cc01312959ebc14011ab05d7eb5feeff6a9bb21271ab