[INFO] updating cached repository calavera/flake
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/calavera/flake
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/calavera/flake" "work/ex/beta-1.38-1/sources/1.37.0/gh/calavera/flake"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/calavera/flake'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/calavera/flake" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/calavera/flake"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/calavera/flake'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a6f178d1c9ac498a43afb22114e34455a5b393f1
[INFO] sha for GitHub repo calavera/flake: a6f178d1c9ac498a43afb22114e34455a5b393f1
[INFO] validating manifest of calavera/flake 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 calavera/flake 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 calavera/flake
[INFO] finished frobbing calavera/flake
[INFO] frobbed toml for calavera/flake written to work/ex/beta-1.38-1/sources/1.37.0/gh/calavera/flake/Cargo.toml
[INFO] started frobbing calavera/flake
[INFO] finished frobbing calavera/flake
[INFO] frobbed toml for calavera/flake written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/calavera/flake/Cargo.toml
[INFO] crate calavera/flake 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 calavera/flake 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-3/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/calavera/flake:/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] 0b3febae7c36ee4c761de176a1a9fa5fde0f93973aa15a66ae187814f49bf8dd
[INFO] running `"docker" "start" "-a" "0b3febae7c36ee4c761de176a1a9fa5fde0f93973aa15a66ae187814f49bf8dd"`
[INFO] [stderr]    Compiling openssl-probe v0.1.0
[INFO] [stderr]    Compiling openssl-sys v0.9.3
[INFO] [stderr]    Compiling libz-sys v1.0.7
[INFO] [stderr]    Compiling cmake v0.1.19
[INFO] [stderr]    Compiling curl-sys v0.3.5
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling dbus v0.2.3
[INFO] [stderr]    Compiling rust-gmp v0.2.10
[INFO] [stderr] error: type `rand::gmp_randstate_struct` is private
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rust-gmp-0.2.10/src/mpz.rs:90:45
[INFO] [stderr]    |
[INFO] [stderr] 90 |     fn __gmpz_urandomb(rop: mpz_ptr, state: gmp_randstate_t, n: mp_bitcnt_t);
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: type `rand::gmp_randstate_struct` is private
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rust-gmp-0.2.10/src/mpz.rs:91:45
[INFO] [stderr]    |
[INFO] [stderr] 91 |     fn __gmpz_urandomm(rop: mpz_ptr, state: gmp_randstate_t, n: mpz_srcptr);
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr]    Compiling schedule_recv v0.1.0
[INFO] [stderr] error: Could not compile `rust-gmp`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "0b3febae7c36ee4c761de176a1a9fa5fde0f93973aa15a66ae187814f49bf8dd"`
[INFO] running `"docker" "rm" "-f" "0b3febae7c36ee4c761de176a1a9fa5fde0f93973aa15a66ae187814f49bf8dd"`
[INFO] [stdout] 0b3febae7c36ee4c761de176a1a9fa5fde0f93973aa15a66ae187814f49bf8dd