[INFO] crate vpx 0.3.1 is already in cache
[INFO] extracting crate vpx 0.3.1 into work/ex/pr-57501/sources/master#6ecad338381cc3b8d56e2df22e5971a598eddd6c/reg/vpx/0.3.1
[INFO] extracting crate vpx 0.3.1 into work/ex/pr-57501/sources/try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f/reg/vpx/0.3.1
[INFO] validating manifest of vpx-0.3.1 on toolchain master#6ecad338381cc3b8d56e2df22e5971a598eddd6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ecad338381cc3b8d56e2df22e5971a598eddd6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of vpx-0.3.1 on toolchain try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f789154f114767b2d0cb9c5b6c592cb3a635e6f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing vpx-0.3.1
[INFO] removed path dependency libvpx-sys from vpx-0.3.1
[INFO] finished frobbing vpx-0.3.1
[INFO] frobbed toml for vpx-0.3.1 written to work/ex/pr-57501/sources/master#6ecad338381cc3b8d56e2df22e5971a598eddd6c/reg/vpx/0.3.1/Cargo.toml
[INFO] started frobbing vpx-0.3.1
[INFO] removed path dependency libvpx-sys from vpx-0.3.1
[INFO] finished frobbing vpx-0.3.1
[INFO] frobbed toml for vpx-0.3.1 written to work/ex/pr-57501/sources/try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f/reg/vpx/0.3.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ecad338381cc3b8d56e2df22e5971a598eddd6c-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f789154f114767b2d0cb9c5b6c592cb3a635e6f-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ecad338381cc3b8d56e2df22e5971a598eddd6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f789154f114767b2d0cb9c5b6c592cb3a635e6f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking vpx-0.3.1 against master#6ecad338381cc3b8d56e2df22e5971a598eddd6c for pr-57501
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57501/worker-5/master#6ecad338381cc3b8d56e2df22e5971a598eddd6c:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57501/sources/master#6ecad338381cc3b8d56e2df22e5971a598eddd6c/reg/vpx/0.3.1:/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=forbid" "-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" "+6ecad338381cc3b8d56e2df22e5971a598eddd6c-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4bf96de4ffa6e19132fc89b0ce332e361fe6939e369d1ed2cfc3b8621f8123b8
[INFO] running `"docker" "start" "-a" "4bf96de4ffa6e19132fc89b0ce332e361fe6939e369d1ed2cfc3b8621f8123b8"`
[INFO] [stderr]    Compiling pnacl-build-helper v1.4.11
[INFO] [stderr]    Compiling libvpx-sys v1.4.2
[INFO] [stderr] error: failed to run custom build command for `libvpx-sys v1.4.2`
[INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/libvpx-sys-7948ea6fad0f821e/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: "`\"pkg-config\" \"--static\" \"--libs\" \"--cflags\" \"vpx\"` did not exit successfully: exit code: 1\n--- stderr\nPackage vpx was not found in the pkg-config search path.\nPerhaps you should add the directory containing `vpx.pc\'\nto the PKG_CONFIG_PATH environment variable\nNo package \'vpx\' found\n"', src/libcore/result.rs:999:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x563d7d8815b3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hea8cd1c112bdf83b
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stderr]    1:     0x563d7d87d3d8 - std::sys_common::backtrace::_print::hcfdca7615412a55e
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:70
[INFO] [stderr]    2:     0x563d7d8802d2 - std::panicking::default_hook::{{closure}}::h097b0fdc81b2a3c3
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:58
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    3:     0x563d7d880044 - std::panicking::default_hook::h058cb177e06af24f
[INFO] [stderr]                                at src/libstd/panicking.rs:215
[INFO] [stderr]    4:     0x563d7d880930 - std::panicking::rust_panic_with_hook::h6dfd89bd70c713e2
[INFO] [stderr]                                at src/libstd/panicking.rs:478
[INFO] [stderr]    5:     0x563d7d8804b1 - std::panicking::continue_panic_fmt::h9a846f551e093c76
[INFO] [stderr]                                at src/libstd/panicking.rs:385
[INFO] [stderr]    6:     0x563d7d880395 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:312
[INFO] [stderr]    7:     0x563d7d89644c - core::panicking::panic_fmt::h8ab44fa34867bb49
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]    8:     0x563d7d8233cf - core::result::unwrap_failed::h1cfbf42b257ccac0
[INFO] [stderr]                                at /rustc/6ecad338381cc3b8d56e2df22e5971a598eddd6c/src/libcore/macros.rs:16
[INFO] [stderr]    9:     0x563d7d82322a - <core::result::Result<T, E>>::unwrap::h93d66ccf0513f117
[INFO] [stderr]                                at /rustc/6ecad338381cc3b8d56e2df22e5971a598eddd6c/src/libcore/result.rs:798
[INFO] [stderr]   10:     0x563d7d8230b1 - build_script_build::main::h928a126b8b6ad506
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/libvpx-sys-1.4.2/build.rs:9
[INFO] [stderr]   11:     0x563d7d822fff - std::rt::lang_start::{{closure}}::h66b3a8b8bdc1c165
[INFO] [stderr]                                at /rustc/6ecad338381cc3b8d56e2df22e5971a598eddd6c/src/libstd/rt.rs:64
[INFO] [stderr]   12:     0x563d7d880382 - std::panicking::try::do_call::h9c1328200d57570b
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]                                at src/libstd/panicking.rs:297
[INFO] [stderr]   13:     0x563d7d887649 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stderr]   14:     0x563d7d880e85 - std::rt::lang_start_internal::h0808815f11cb20ab
[INFO] [stderr]                                at src/libstd/panicking.rs:276
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   15:     0x563d7d822fd8 - std::rt::lang_start::hd01ff2b5689835e2
[INFO] [stderr]                                at /rustc/6ecad338381cc3b8d56e2df22e5971a598eddd6c/src/libstd/rt.rs:64
[INFO] [stderr]   16:     0x563d7d823119 - main
[INFO] [stderr]   17:     0x7fe3c0e422e0 - __libc_start_main
[INFO] [stderr]   18:     0x563d7d8228a9 - _start
[INFO] [stderr]   19:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "4bf96de4ffa6e19132fc89b0ce332e361fe6939e369d1ed2cfc3b8621f8123b8"`
[INFO] running `"docker" "rm" "-f" "4bf96de4ffa6e19132fc89b0ce332e361fe6939e369d1ed2cfc3b8621f8123b8"`
[INFO] [stdout] 4bf96de4ffa6e19132fc89b0ce332e361fe6939e369d1ed2cfc3b8621f8123b8