[INFO] updating cached repository emallson/max-cover-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/emallson/max-cover-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/emallson/max-cover-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/emallson/max-cover-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/emallson/max-cover-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/emallson/max-cover-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/emallson/max-cover-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/emallson/max-cover-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e41bc5578b5abc677bfda9bb8176f9be6fd96801
[INFO] sha for GitHub repo emallson/max-cover-rs: e41bc5578b5abc677bfda9bb8176f9be6fd96801
[INFO] validating manifest of emallson/max-cover-rs 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 emallson/max-cover-rs 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 emallson/max-cover-rs
[INFO] finished frobbing emallson/max-cover-rs
[INFO] frobbed toml for emallson/max-cover-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/emallson/max-cover-rs/Cargo.toml
[INFO] started frobbing emallson/max-cover-rs
[INFO] finished frobbing emallson/max-cover-rs
[INFO] frobbed toml for emallson/max-cover-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/emallson/max-cover-rs/Cargo.toml
[INFO] crate emallson/max-cover-rs 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 emallson/max-cover-rs 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/emallson/max-cover-rs:/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] 7ebf2612a5d08427baffe6cb314a4c21e6ab3f8ba433d21f49bfac0d70e89f9c
[INFO] running `"docker" "start" "-a" "7ebf2612a5d08427baffe6cb314a4c21e6ab3f8ba433d21f49bfac0d70e89f9c"`
[INFO] [stderr]    Compiling libc v0.2.20
[INFO] [stderr]    Compiling quote v0.3.12
[INFO] [stderr]    Compiling regex-syntax v0.4.0
[INFO] [stderr]    Compiling dtoa v0.4.0
[INFO] [stderr]    Compiling serde v0.9.5
[INFO] [stderr]    Compiling itoa v0.3.0
[INFO] [stderr]    Compiling num-traits v0.1.36
[INFO] [stderr]    Compiling lazy_static v0.2.2
[INFO] [stderr]    Compiling rustc-serialize v0.3.22
[INFO] [stderr]    Compiling rplex v0.1.0 (https://github.com/emallson/rplex.git#c4d88bcc)
[INFO] [stderr]    Compiling syn v0.11.4
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling thread-id v3.0.0
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling thread_local v0.3.2
[INFO] [stderr]    Compiling aho-corasick v0.6.1
[INFO] [stderr] error: could not find native static library `cplex`, perhaps an -L flag is missing?
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `rplex`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "7ebf2612a5d08427baffe6cb314a4c21e6ab3f8ba433d21f49bfac0d70e89f9c"`
[INFO] running `"docker" "rm" "-f" "7ebf2612a5d08427baffe6cb314a4c21e6ab3f8ba433d21f49bfac0d70e89f9c"`
[INFO] [stdout] 7ebf2612a5d08427baffe6cb314a4c21e6ab3f8ba433d21f49bfac0d70e89f9c