[INFO] updating cached repository ScottWorks/guac-light-client
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ScottWorks/guac-light-client
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ScottWorks/guac-light-client" "work/ex/beta-1.38-1/sources/1.37.0/gh/ScottWorks/guac-light-client"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ScottWorks/guac-light-client'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ScottWorks/guac-light-client" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ScottWorks/guac-light-client"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ScottWorks/guac-light-client'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5fdba1cc76b1527174dc82651a61bb7f90c3b09c
[INFO] sha for GitHub repo ScottWorks/guac-light-client: 5fdba1cc76b1527174dc82651a61bb7f90c3b09c
[INFO] validating manifest of ScottWorks/guac-light-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 ScottWorks/guac-light-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 ScottWorks/guac-light-client
[INFO] finished frobbing ScottWorks/guac-light-client
[INFO] frobbed toml for ScottWorks/guac-light-client written to work/ex/beta-1.38-1/sources/1.37.0/gh/ScottWorks/guac-light-client/Cargo.toml
[INFO] started frobbing ScottWorks/guac-light-client
[INFO] finished frobbing ScottWorks/guac-light-client
[INFO] frobbed toml for ScottWorks/guac-light-client written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ScottWorks/guac-light-client/Cargo.toml
[INFO] crate ScottWorks/guac-light-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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing ScottWorks/guac-light-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/ScottWorks/guac-light-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] 602dfe74cf51ba816d86b55621c03512b2b41dae8a32feb9ba1260061e34e725
[INFO] running `"docker" "start" "-a" "602dfe74cf51ba816d86b55621c03512b2b41dae8a32feb9ba1260061e34e725"`
[INFO] [stderr]    Compiling libc v0.2.28
[INFO] [stderr]    Compiling serde v1.0.11
[INFO] [stderr]    Compiling smallvec v0.4.1
[INFO] [stderr]    Compiling stable_deref_trait v1.0.0
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling bigint v3.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.11
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling num_cpus v1.6.2
[INFO] [stderr]    Compiling iovec v0.1.0
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling net2 v0.2.30
[INFO] [stderr]    Compiling thread-id v3.2.0
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling bytes v0.4.4
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling mio v0.6.9
[INFO] [stderr]    Compiling rayon-core v1.2.1
[INFO] [stderr]    Compiling parking_lot_core v0.2.2
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling tokio-io v0.1.2
[INFO] [stderr]    Compiling parking_lot v0.4.4
[INFO] [stderr]    Compiling tokio-core v0.1.9
[INFO] [stderr]    Compiling rayon v0.7.1
[INFO] [stderr]    Compiling tokio-proto v0.1.0 (https://github.com/tomusdrw/tokio-proto#f6ee08cb)
[INFO] [stderr]    Compiling gcc v0.3.51
[INFO] [stderr]    Compiling globset v0.1.4
[INFO] [stderr]    Compiling librocksdb-sys v0.4.1
[INFO] [stderr]    Compiling tokio-minihttp v0.1.0 (https://github.com/tomusdrw/tokio-minihttp#67a40006)
[INFO] [stderr]    Compiling serde_json v1.0.2
[INFO] [stderr]    Compiling jsonrpc-core v7.0.1 (https://github.com/paritytech/jsonrpc#33e679c5)
[INFO] [stderr]    Compiling jsonrpc-server-utils v7.0.1 (https://github.com/paritytech/jsonrpc#33e679c5)
[INFO] [stderr]    Compiling jsonrpc-minihttp-server v7.0.1 (https://github.com/paritytech/jsonrpc#33e679c5)
[ERROR] error running command: no output for 300 seconds
[INFO] running `"docker" "inspect" "602dfe74cf51ba816d86b55621c03512b2b41dae8a32feb9ba1260061e34e725"`
[INFO] running `"docker" "rm" "-f" "602dfe74cf51ba816d86b55621c03512b2b41dae8a32feb9ba1260061e34e725"`
[INFO] [stdout] 602dfe74cf51ba816d86b55621c03512b2b41dae8a32feb9ba1260061e34e725