[INFO] fetching crate env-libvpx-sys 5.0.0...
[INFO] testing env-libvpx-sys-5.0.0 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate env-libvpx-sys 5.0.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate env-libvpx-sys 5.0.0 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7eaa46c483671a33a50a3b7eccf89ccd7d3fb30d93c2c1054cce62b8fa0c0f7
[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" "c7eaa46c483671a33a50a3b7eccf89ccd7d3fb30d93c2c1054cce62b8fa0c0f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7eaa46c483671a33a50a3b7eccf89ccd7d3fb30d93c2c1054cce62b8fa0c0f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7eaa46c483671a33a50a3b7eccf89ccd7d3fb30d93c2c1054cce62b8fa0c0f7", kill_on_drop: false }`
[INFO] [stdout] c7eaa46c483671a33a50a3b7eccf89ccd7d3fb30d93c2c1054cce62b8fa0c0f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--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] 321a2db7cbf3a49b8273ee0ff451476b15d921966d8f4133f5c071ae1928f67b
[INFO] running `Command { std: "docker" "start" "-a" "321a2db7cbf3a49b8273ee0ff451476b15d921966d8f4133f5c071ae1928f67b", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling pkg-config v0.3.19
[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:     0x560c0e26ba60 - std::backtrace_rs::backtrace::libunwind::trace::h95fc93571932622e
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x560c0e26ba60 - std::backtrace_rs::backtrace::trace_unsynchronized::h4d0b90afc33151fd
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x560c0e26ba60 - std::sys_common::backtrace::_print_fmt::h93d302d001a3bf01
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x560c0e26ba60 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h7881e3a580134f9a
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x560c0e28b2fc - core::fmt::write::h1857a60b204f1b6a
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/fmt/mod.rs:1078:17
[INFO] [stderr]      5:     0x560c0e2682f2 - std::io::Write::write_fmt::h24485de26f355188
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/io/mod.rs:1519:15
[INFO] [stderr]      6:     0x560c0e26de65 - std::sys_common::backtrace::_print::h3e3f9fed81bc11e9
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x560c0e26de65 - std::sys_common::backtrace::print::hd22ac23fed5071c8
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x560c0e26de65 - std::panicking::default_hook::{{closure}}::h1647bdcf68060e17
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x560c0e26d9ba - std::panicking::default_hook::hb08853b392b9404b
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x560c0e26e601 - std::panicking::rust_panic_with_hook::h3624ee29da369ede
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x560c0e26e147 - std::panicking::begin_panic_handler::{{closure}}::hefcfcedcde6bb6d9
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x560c0e26bf1c - std::sys_common::backtrace::__rust_end_short_backtrace::heb130cec93caa706
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x560c0e26e0a9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x560c0e28a6a1 - core::panicking::panic_fmt::hb15d6f55e8472f62
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x560c0e28a4c3 - core::option::expect_none_failed::he492a18657d97593
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/option.rs:1268:5
[INFO] [stderr]     16:     0x560c0e21990a - core::result::Result<T,E>::unwrap::h4dad79c1b8d14ff6
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/result.rs:973:23
[INFO] [stderr]     17:     0x560c0e21358a - build_script_build::main::hd5cfe2ca20706cc1
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:30:26
[INFO] [stderr]     18:     0x560c0e217d8b - core::ops::function::FnOnce::call_once::hbdd6c9fc613f0a10
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x560c0e21a34e - std::sys_common::backtrace::__rust_begin_short_backtrace::hfd588f1f51a22bae
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x560c0e217c01 - std::rt::lang_start::{{closure}}::he7201a4acc77e22c
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/rt.rs:66:18
[INFO] [stderr]     21:     0x560c0e26ea27 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h194d6aa01fb6b594
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x560c0e26ea27 - std::panicking::try::do_call::h4ef477456776cccb
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:379:40
[INFO] [stderr]     23:     0x560c0e26ea27 - std::panicking::try::h7f2121b6bb3bbca4
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:343:19
[INFO] [stderr]     24:     0x560c0e26ea27 - std::panic::catch_unwind::he974d0ca04309948
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panic.rs:396:14
[INFO] [stderr]     25:     0x560c0e26ea27 - std::rt::lang_start_internal::h36e9e78490120b9f
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/rt.rs:51:25
[INFO] [stderr]     26:     0x560c0e217bd7 - std::rt::lang_start::h7e27a6b30ade7221
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/rt.rs:65:5
[INFO] [stderr]     27:     0x560c0e215fea - main
[INFO] [stderr]     28:     0x7f531e0ab0b3 - __libc_start_main
[INFO] [stderr]     29:     0x560c0e2130be - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "321a2db7cbf3a49b8273ee0ff451476b15d921966d8f4133f5c071ae1928f67b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "321a2db7cbf3a49b8273ee0ff451476b15d921966d8f4133f5c071ae1928f67b", kill_on_drop: false }`
[INFO] [stdout] 321a2db7cbf3a49b8273ee0ff451476b15d921966d8f4133f5c071ae1928f67b