[INFO] updating cached repository rust-cxx/zlib-c
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rust-cxx/zlib-c
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rust-cxx/zlib-c" "work/ex/beta-1.37-6/sources/1.36.0/gh/rust-cxx/zlib-c"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/rust-cxx/zlib-c'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rust-cxx/zlib-c" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/rust-cxx/zlib-c"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/rust-cxx/zlib-c'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 847d8d435dedc026aec741eac80f6c929bb6a3c6
[INFO] sha for GitHub repo rust-cxx/zlib-c: 847d8d435dedc026aec741eac80f6c929bb6a3c6
[INFO] validating manifest of rust-cxx/zlib-c on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rust-cxx/zlib-c on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rust-cxx/zlib-c
[INFO] finished frobbing rust-cxx/zlib-c
[INFO] frobbed toml for rust-cxx/zlib-c written to work/ex/beta-1.37-6/sources/1.36.0/gh/rust-cxx/zlib-c/Cargo.toml
[INFO] started frobbing rust-cxx/zlib-c
[INFO] finished frobbing rust-cxx/zlib-c
[INFO] frobbed toml for rust-cxx/zlib-c written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/rust-cxx/zlib-c/Cargo.toml
[INFO] crate rust-cxx/zlib-c already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing rust-cxx/zlib-c against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/rust-cxx/zlib-c:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 5b7a71c1477003b781d0dc67507401ba49c993c1d3947e87be451592545f9a75
[INFO] running `"docker" "start" "-a" "5b7a71c1477003b781d0dc67507401ba49c993c1d3947e87be451592545f9a75"`
[INFO] [stderr]    Compiling cmake v0.1.35
[INFO] [stderr]    Compiling cargo-cxx v0.1.2
[INFO] [stderr]    Compiling zlib v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: could not find native static library `zlib`, perhaps an -L flag is missing?
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `zlib`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "5b7a71c1477003b781d0dc67507401ba49c993c1d3947e87be451592545f9a75"`
[INFO] running `"docker" "rm" "-f" "5b7a71c1477003b781d0dc67507401ba49c993c1d3947e87be451592545f9a75"`
[INFO] [stdout] 5b7a71c1477003b781d0dc67507401ba49c993c1d3947e87be451592545f9a75