[INFO] updating cached repository AndrewGaspar/estimate-pi
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/AndrewGaspar/estimate-pi
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/AndrewGaspar/estimate-pi" "work/ex/beta-1.37-6/sources/1.36.0/gh/AndrewGaspar/estimate-pi"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/AndrewGaspar/estimate-pi'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/AndrewGaspar/estimate-pi" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/AndrewGaspar/estimate-pi"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/AndrewGaspar/estimate-pi'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 859aa17a312e0fb438dc0fbe3061cef915a0f164
[INFO] sha for GitHub repo AndrewGaspar/estimate-pi: 859aa17a312e0fb438dc0fbe3061cef915a0f164
[INFO] validating manifest of AndrewGaspar/estimate-pi 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 AndrewGaspar/estimate-pi 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 AndrewGaspar/estimate-pi
[INFO] finished frobbing AndrewGaspar/estimate-pi
[INFO] frobbed toml for AndrewGaspar/estimate-pi written to work/ex/beta-1.37-6/sources/1.36.0/gh/AndrewGaspar/estimate-pi/Cargo.toml
[INFO] started frobbing AndrewGaspar/estimate-pi
[INFO] finished frobbing AndrewGaspar/estimate-pi
[INFO] frobbed toml for AndrewGaspar/estimate-pi written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/AndrewGaspar/estimate-pi/Cargo.toml
[INFO] crate AndrewGaspar/estimate-pi 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 AndrewGaspar/estimate-pi against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/AndrewGaspar/estimate-pi:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] a9024477638ad68852d51796547c6a8829c0647f21c12e340703d154d1fd1f3e
[INFO] running `"docker" "start" "-a" "a9024477638ad68852d51796547c6a8829c0647f21c12e340703d154d1fd1f3e"`
[INFO] [stderr]    Compiling libloading v0.4.3
[INFO] [stderr]    Compiling bindgen v0.31.3
[INFO] [stderr]    Compiling custom_derive v0.1.7
[INFO] [stderr]    Compiling clang-sys v0.21.2
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]    Compiling build-probe-mpi v0.1.1 (https://github.com/bsteinb/rsmpi.git#1ee6fd46)
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling conv v0.3.3
[INFO] [stderr]    Compiling mpi v0.5.4 (https://github.com/bsteinb/rsmpi.git#1ee6fd46)
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling cexpr v0.2.3
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling mpi-sys v0.1.2 (https://github.com/bsteinb/rsmpi.git#1ee6fd46)
[INFO] [stderr] error: failed to run custom build command for `mpi-sys v0.1.2 (https://github.com/bsteinb/rsmpi.git#1ee6fd46)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/mpi-sys-817d5ef7fba15ec3/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] Could not find MPI library for various reasons:
[INFO] [stderr] 
[INFO] [stderr] Reason #0:
[INFO] [stderr] No such file or directory (os error 2)
[INFO] [stderr] 
[INFO] [stderr] Reason #1:
[INFO] [stderr] `"pkg-config" "--libs" "--cflags" "mpich"` did not exit successfully: exit code: 1
[INFO] [stderr] --- stderr
[INFO] [stderr] Package mpich was not found in the pkg-config search path.
[INFO] [stderr] Perhaps you should add the directory containing `mpich.pc'
[INFO] [stderr] to the PKG_CONFIG_PATH environment variable
[INFO] [stderr] No package 'mpich' found
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] Reason #2:
[INFO] [stderr] `"pkg-config" "--libs" "--cflags" "openmpi"` did not exit successfully: exit code: 1
[INFO] [stderr] --- stderr
[INFO] [stderr] Package openmpi was not found in the pkg-config search path.
[INFO] [stderr] Perhaps you should add the directory containing `openmpi.pc'
[INFO] [stderr] to the PKG_CONFIG_PATH environment variable
[INFO] [stderr] No package 'openmpi' found
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'explicit panic', /opt/crater/cargo-home/git/checkouts/rsmpi-d28083ffcf8044e3/1ee6fd4/mpi-sys/build.rs:20:13
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x56057d07b693 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stderr]    1:     0x56057d076fab - std::sys_common::backtrace::_print::h49a82ae9552e35c7
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:71
[INFO] [stderr]    2:     0x56057d07a386 - std::panicking::default_hook::{{closure}}::he20974adbefcc046
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]                                at src/libstd/panicking.rs:197
[INFO] [stderr]    3:     0x56057d07a119 - std::panicking::default_hook::he4af6af4ac7fef7b
[INFO] [stderr]                                at src/libstd/panicking.rs:211
[INFO] [stderr]    4:     0x56057d07aa8f - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f
[INFO] [stderr]                                at src/libstd/panicking.rs:474
[INFO] [stderr]    5:     0x56057d01ea07 - std::panicking::begin_panic::h9ee59456fb07a193
[INFO] [stderr]                                at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:408
[INFO] [stderr]    6:     0x56057c9b434c - build_script_build::main::h365b0b78b26c32a5
[INFO] [stderr]                                at /opt/crater/cargo-home/git/checkouts/rsmpi-d28083ffcf8044e3/1ee6fd4/mpi-sys/build.rs:20
[INFO] [stderr]    7:     0x56057c9b822f - std::rt::lang_start::{{closure}}::h82bfb5738799e025
[INFO] [stderr]                                at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64
[INFO] [stderr]    8:     0x56057d07a492 - std::panicking::try::do_call::hc3d8373a0b215f51
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]                                at src/libstd/panicking.rs:293
[INFO] [stderr]    9:     0x56057d083649 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stderr]   10:     0x56057d07af9c - std::rt::lang_start_internal::he5218c8b95d395f2
[INFO] [stderr]                                at src/libstd/panicking.rs:272
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   11:     0x56057c9b8208 - std::rt::lang_start::h3dcd5569e35581a5
[INFO] [stderr]                                at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64
[INFO] [stderr]   12:     0x56057c9b5479 - main
[INFO] [stderr]   13:     0x7fbd463e22e0 - __libc_start_main
[INFO] [stderr]   14:     0x56057c9b3ec9 - _start
[INFO] [stderr]   15:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "a9024477638ad68852d51796547c6a8829c0647f21c12e340703d154d1fd1f3e"`
[INFO] running `"docker" "rm" "-f" "a9024477638ad68852d51796547c6a8829c0647f21c12e340703d154d1fd1f3e"`
[INFO] [stdout] a9024477638ad68852d51796547c6a8829c0647f21c12e340703d154d1fd1f3e