[INFO] fetching crate env-libvpx-sys 5.0.0...
[INFO] checking env-libvpx-sys-5.0.0 against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] extracting crate env-libvpx-sys 5.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate env-libvpx-sys 5.0.0 on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate env-libvpx-sys 5.0.0
[INFO] finished tweaking crates.io crate env-libvpx-sys 5.0.0
[INFO] tweaked toml for crates.io crate env-libvpx-sys 5.0.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14d0123b389fa850c2c72eca22368bdb13513e743452de07ad5891547e4e0396
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "14d0123b389fa850c2c72eca22368bdb13513e743452de07ad5891547e4e0396", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14d0123b389fa850c2c72eca22368bdb13513e743452de07ad5891547e4e0396", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14d0123b389fa850c2c72eca22368bdb13513e743452de07ad5891547e4e0396", kill_on_drop: false }`
[INFO] [stdout] 14d0123b389fa850c2c72eca22368bdb13513e743452de07ad5891547e4e0396
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2dcd98050bc48e3d00113128b9d3280d2457637d4a51bf598eba223a4d12050c
[INFO] running `Command { std: "docker" "start" "-a" "2dcd98050bc48e3d00113128b9d3280d2457637d4a51bf598eba223a4d12050c", kill_on_drop: false }`
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling semver-parser v0.10.1
[INFO] [stderr]    Compiling env-libvpx-sys v5.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `env-libvpx-sys v5.0.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/env-libvpx-sys-f4779c996e39fbb3/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-env-changed=VPX_LIB_DIR
[INFO] [stderr]   cargo:rerun-if-env-changed=VPX_VERSION
[INFO] [stderr]   cargo:rerun-if-env-changed=VPX_INCLUDE_DIR
[INFO] [stderr]   cargo:rerun-if-env-changed=VPX_STATIC
[INFO] [stderr]   cargo:rerun-if-env-changed=VPX_DYNAMIC
[INFO] [stderr]   cargo:rerun-if-env-changed=VPX_NO_PKG_CONFIG
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG
[INFO] [stderr]   cargo:rerun-if-env-changed=VPX_STATIC
[INFO] [stderr]   cargo:rerun-if-env-changed=VPX_DYNAMIC
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_ALL_STATIC
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_ALL_DYNAMIC
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_PATH_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_PATH_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG_PATH
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_PATH
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_LIBDIR_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_LIBDIR_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG_LIBDIR
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_LIBDIR
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG_SYSROOT_DIR
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Failure { command: "\"pkg-config\" \"--libs\" \"--cflags\" \"vpx\"", output: Output { status: ExitStatus(ExitStatus(256)), stdout: "", stderr: "Package 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" } }', build.rs:30:52
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55d932e7bb50 - std::backtrace_rs::backtrace::libunwind::trace::h746c3e9529d524bc
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x55d932e7bb50 - std::backtrace_rs::backtrace::trace_unsynchronized::h86340908ff889faa
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55d932e7bb50 - std::sys_common::backtrace::_print_fmt::h43f85f9b18230404
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55d932e7bb50 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hc132ae1a5b5aa7cd
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55d932e9af9c - core::fmt::write::hdf023a0036d2a25f
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/core/src/fmt/mod.rs:1078:17
[INFO] [stderr]      5:     0x55d932e785c2 - std::io::Write::write_fmt::h8580846154bcb66a
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/io/mod.rs:1519:15
[INFO] [stderr]      6:     0x55d932e7d9c5 - std::sys_common::backtrace::_print::h7ee55fed88d107a3
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55d932e7d9c5 - std::sys_common::backtrace::print::h54a7d3e52a524177
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55d932e7d9c5 - std::panicking::default_hook::{{closure}}::h60921e857bf55a40
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x55d932e7d51a - std::panicking::default_hook::hf0f9afb1017317fc
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x55d932e7e161 - std::panicking::rust_panic_with_hook::h8d66bf42b407aaea
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x55d932e7dca7 - std::panicking::begin_panic_handler::{{closure}}::hde71edcd925d0c5e
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x55d932e7c00c - std::sys_common::backtrace::__rust_end_short_backtrace::h8a3c7d6cea578919
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55d932e7dc09 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x55d932e9a371 - core::panicking::panic_fmt::h20225113c4a2f8fd
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x55d932e9a193 - core::option::expect_none_failed::hc6d6d4cea4fdc285
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/core/src/option.rs:1268:5
[INFO] [stderr]     16:     0x55d932e29baa - core::result::Result<T,E>::unwrap::h25d04eeab1e56c71
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/core/src/result.rs:973:23
[INFO] [stderr]     17:     0x55d932e2358a - build_script_build::main::hd5cfe2ca20706cc1
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:30:26
[INFO] [stderr]     18:     0x55d932e276bb - core::ops::function::FnOnce::call_once::h03937f9b20df3870
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x55d932e26e7e - std::sys_common::backtrace::__rust_begin_short_backtrace::hfde36929e18d5c78
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x55d932e275c1 - std::rt::lang_start::{{closure}}::he66caa85a7cb289d
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/rt.rs:66:18
[INFO] [stderr]     21:     0x55d932e7e587 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h54c39b9b8451875a
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x55d932e7e587 - std::panicking::try::do_call::hcdfba51a06e21b42
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/panicking.rs:379:40
[INFO] [stderr]     23:     0x55d932e7e587 - std::panicking::try::hb36953ccd24f930d
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/panicking.rs:343:19
[INFO] [stderr]     24:     0x55d932e7e587 - std::panic::catch_unwind::hbb374cd03beb3824
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/panic.rs:396:14
[INFO] [stderr]     25:     0x55d932e7e587 - std::rt::lang_start_internal::h97dca9624db2aa85
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/rt.rs:51:25
[INFO] [stderr]     26:     0x55d932e27597 - std::rt::lang_start::h7dda744fe08cf761
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/rt.rs:65:5
[INFO] [stderr]     27:     0x55d932e25fea - main
[INFO] [stderr]     28:     0x7f026ea020b3 - __libc_start_main
[INFO] [stderr]     29:     0x55d932e230be - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "2dcd98050bc48e3d00113128b9d3280d2457637d4a51bf598eba223a4d12050c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dcd98050bc48e3d00113128b9d3280d2457637d4a51bf598eba223a4d12050c", kill_on_drop: false }`
[INFO] [stdout] 2dcd98050bc48e3d00113128b9d3280d2457637d4a51bf598eba223a4d12050c