media-plugins/noise-repellent: ebuildtester failure

[winny-]

2020-08-12 21:54:31,943 - 6becc5 emerge --autounmask-write=y --verbose =media-plugins/noise-repellent-0.1.5
2020-08-12 21:54:32,976 - 6becc5 (stdout): 
2020-08-12 21:54:32,981 - 6becc5 (stdout): These are the packages that would be merged, in order:
2020-08-12 21:54:32,981 - 6becc5 (stdout): 
2020-08-12 21:54:33,071 - 6becc5 (stdout): Calculating dependencies
2020-08-12 21:54:33,072 - 6becc5 (stdout):  * IMPORTANT: 7 news items need reading for repository 'gentoo'.
2020-08-12 21:54:33,072 - 6becc5 (stdout):  * Use eselect news read to view new items.
2020-08-12 21:54:33,072 - 6becc5 (stdout): 
2020-08-12 21:54:33,850 - 6becc5 (stdout): ... done!
2020-08-12 21:54:33,854 - 6becc5 (stdout): [ebuild  N    ~] media-plugins/noise-repellent-0.1.5::winny  0 KiB
2020-08-12 21:54:33,854 - 6becc5 (stdout): 
2020-08-12 21:54:33,854 - 6becc5 (stdout): Total: 1 package (1 new), Size of downloads: 0 KiB
2020-08-12 21:54:33,884 - 6becc5 (stdout): 
2020-08-12 21:54:33,884 - 6becc5 (stdout): >>> Verifying ebuild manifests
2020-08-12 21:54:33,885 - 6becc5 (stdout): 
2020-08-12 21:54:33,892 - 6becc5 (stdout): 
2020-08-12 21:54:33,892 - 6becc5 (stdout): >>> Emerging (1 of 1) media-plugins/noise-repellent-0.1.5::winny
2020-08-12 21:54:33,966 - 6becc5 (stderr): Unable to configure loopback interface: Operation not permitted
2020-08-12 21:54:34,094 - 6becc5 (stdout):  * noise-repellent-0.1.5.tar.gz BLAKE2B SHA512 size ;-) ...              [ ok ]
2020-08-12 21:54:34,672 - 6becc5 (stdout): Unable to configure loopback interface: Operation not permitted
2020-08-12 21:54:34,775 - 6becc5 (stdout): >>> Unpacking source...
2020-08-12 21:54:34,777 - 6becc5 (stdout): >>> Unpacking noise-repellent-0.1.5.tar.gz to /var/tmp/portage/media-plugins/noise-repellent-0.1.5/work
2020-08-12 21:54:34,873 - 6becc5 (stdout): >>> Source unpacked in /var/tmp/portage/media-plugins/noise-repellent-0.1.5/work
2020-08-12 21:54:35,129 - 6becc5 (stdout): Unable to configure loopback interface: Operation not permitted
2020-08-12 21:54:35,235 - 6becc5 (stdout): >>> Preparing source in /var/tmp/portage/media-plugins/noise-repellent-0.1.5/work/noise-repellent-0.1.5 ...
2020-08-12 21:54:35,240 - 6becc5 (stdout): >>> Source prepared.
2020-08-12 21:54:35,496 - 6becc5 (stdout): Unable to configure loopback interface: Operation not permitted
2020-08-12 21:54:35,605 - 6becc5 (stdout): >>> Configuring source in /var/tmp/portage/media-plugins/noise-repellent-0.1.5/work/noise-repellent-0.1.5 ...
2020-08-12 21:54:36,309 - 6becc5 (stdout): meson setup --buildtype plain --libdir lib64 --localstatedir /var/lib --prefix /usr --sysconfdir /etc --wrap-mode nodownload --build.pkg-config-path /usr/share/pkgconfig --pkg-config-path /usr/share/pkgconfig --native-file /var/tmp/portage/media-plugins/noise-repellent-0.1.5/temp/meson.x86_64-pc-linux-gnu.amd64.ini --prefix=/usr/lib64/lv2 /var/tmp/portage/media-plugins/noise-repellent-0.1.5/work/noise-repellent-0.1.5 /var/tmp/portage/media-plugins/noise-repellent-0.1.5/work/noise-repellent-0.1.5-build
2020-08-12 21:54:36,613 - 6becc5 (stdout): The Meson build system
2020-08-12 21:54:36,613 - 6becc5 (stdout): Version: 0.54.2
2020-08-12 21:54:36,613 - 6becc5 (stdout): Source dir: /var/tmp/portage/media-plugins/noise-repellent-0.1.5/work/noise-repellent-0.1.5
2020-08-12 21:54:36,614 - 6becc5 (stdout): Build dir: /var/tmp/portage/media-plugins/noise-repellent-0.1.5/work/noise-repellent-0.1.5-build
2020-08-12 21:54:36,614 - 6becc5 (stdout): Build type: native build
2020-08-12 21:54:36,624 - 6becc5 (stdout): Project name: noise-repellent
2020-08-12 21:54:36,625 - 6becc5 (stdout): Project version: undefined
2020-08-12 21:54:36,808 - 6becc5 (stdout): C compiler for the host machine: x86_64-pc-linux-gnu-gcc (gcc 9.3.0 "x86_64-pc-linux-gnu-gcc (Gentoo 9.3.0-r1 p3) 9.3.0")
2020-08-12 21:54:36,808 - 6becc5 (stdout): C linker for the host machine: x86_64-pc-linux-gnu-gcc ld.bfd 2.33.1
2020-08-12 21:54:36,821 - 6becc5 (stdout): Host machine cpu family: x86_64
2020-08-12 21:54:36,821 - 6becc5 (stdout): Host machine cpu: x86_64
2020-08-12 21:54:36,886 - 6becc5 (stdout): Library m found: YES
2020-08-12 21:54:36,890 - 6becc5 (stdout): Found pkg-config: /usr/bin/x86_64-pc-linux-gnu-pkg-config (1.6.3)
2020-08-12 21:54:37,000 - 6becc5 (stdout): Run-time dependency fftw3f found: YES 3.3.8
2020-08-12 21:54:37,014 - 6becc5 (stdout): Did not find CMake 'cmake'
2020-08-12 21:54:37,014 - 6becc5 (stdout): Found CMake: NO
2020-08-12 21:54:37,014 - 6becc5 (stdout): Run-time dependency lv2 found: NO (tried pkgconfig)
2020-08-12 21:54:37,015 - 6becc5 (stdout): 
2020-08-12 21:54:37,015 - 6becc5 (stdout): meson.build:13:0: ERROR: Dependency "lv2" not found, tried pkgconfig
2020-08-12 21:54:37,015 - 6becc5 (stdout): 
2020-08-12 21:54:37,015 - 6becc5 (stdout): A full log can be found at /var/tmp/portage/media-plugins/noise-repellent-0.1.5/work/noise-repellent-0.1.5-build/meson-logs/meson-l
og.txt
2020-08-12 21:54:37,058 - 6becc5 (stdout):  * ERROR: media-plugins/noise-repellent-0.1.5::winny failed (configure phase):
2020-08-12 21:54:37,062 - 6becc5 (stdout):  *   (no error message)
2020-08-12 21:54:37,066 - 6becc5 (stdout):  *
2020-08-12 21:54:37,070 - 6becc5 (stdout):  * Call stack:
2020-08-12 21:54:37,081 - 6becc5 (stdout):  *     ebuild.sh, line  125:  Called src_configure
2020-08-12 21:54:37,090 - 6becc5 (stdout):  *   environment, line 2185:  Called meson_src_configure
2020-08-12 21:54:37,097 - 6becc5 (stdout):  *   environment, line 1495:  Called die
2020-08-12 21:54:37,102 - 6becc5 (stdout):  * The specific snippet of code:
2020-08-12 21:54:37,123 - 6becc5 (stdout):  *       "${mesonargs[@]}" ) || die
2020-08-12 21:54:37,128 - 6becc5 (stdout):  *
2020-08-12 21:54:37,133 - 6becc5 (stdout):  * If you need support, post the output of `emerge --info '=media-plugins/noise-repellent-0.1.5::winny'`,
2020-08-12 21:54:37,137 - 6becc5 (stdout):  * the complete build log and the output of `emerge -pqv '=media-plugins/noise-repellent-0.1.5::winny'`.
2020-08-12 21:54:37,142 - 6becc5 (stdout):  * The complete build log is located at '/var/tmp/portage/media-plugins/noise-repellent-0.1.5/temp/build.log'.
2020-08-12 21:54:37,146 - 6becc5 (stdout):  * The ebuild environment file is located at '/var/tmp/portage/media-plugins/noise-repellent-0.1.5/temp/environment'.
2020-08-12 21:54:37,151 - 6becc5 (stdout):  * Working directory: '/var/tmp/portage/media-plugins/noise-repellent-0.1.5/work/noise-repellent-0.1.5'
2020-08-12 21:54:37,156 - 6becc5 (stdout):  * S: '/var/tmp/portage/media-plugins/noise-repellent-0.1.5/work/noise-repellent-0.1.5'
2020-08-12 21:54:37,539 - 6becc5 (stdout): 
2020-08-12 21:54:37,539 - 6becc5 (stdout): >>> Failed to emerge media-plugins/noise-repellent-0.1.5, Log file:
2020-08-12 21:54:37,540 - 6becc5 (stdout): 
2020-08-12 21:54:37,540 - 6becc5 (stdout): >>>  '/var/tmp/portage/media-plugins/noise-repellent-0.1.5/temp/build.log'
2020-08-12 21:54:37,540 - 6becc5 (stdout):  * Messages for package media-plugins/noise-repellent-0.1.5:
2020-08-12 21:54:37,540 - 6becc5 (stdout):  * ERROR: media-plugins/noise-repellent-0.1.5::winny failed (configure phase):
2020-08-12 21:54:37,541 - 6becc5 (stdout):  *   (no error message)
2020-08-12 21:54:37,541 - 6becc5 (stdout):  *
2020-08-12 21:54:37,541 - 6becc5 (stdout):  * Call stack:
2020-08-12 21:54:37,541 - 6becc5 (stdout):  *     ebuild.sh, line  125:  Called src_configure
2020-08-12 21:54:37,541 - 6becc5 (stdout):  *   environment, line 2185:  Called meson_src_configure
2020-08-12 21:54:37,542 - 6becc5 (stdout):  *   environment, line 1495:  Called die
2020-08-12 21:54:37,542 - 6becc5 (stdout):  * The specific snippet of code:
2020-08-12 21:54:37,542 - 6becc5 (stdout):  *       "${mesonargs[@]}" ) || die
2020-08-12 21:54:37,542 - 6becc5 (stdout):  *
2020-08-12 21:54:37,542 - 6becc5 (stdout):  * If you need support, post the output of `emerge --info '=media-plugins/noise-repellent-0.1.5::winny'`,
2020-08-12 21:54:37,543 - 6becc5 (stdout):  * the complete build log and the output of `emerge -pqv '=media-plugins/noise-repellent-0.1.5::winny'`.
2020-08-12 21:54:37,543 - 6becc5 (stdout):  * The complete build log is located at '/var/tmp/portage/media-plugins/noise-repellent-0.1.5/temp/build.log'.
2020-08-12 21:54:37,543 - 6becc5 (stdout):  * The ebuild environment file is located at '/var/tmp/portage/media-plugins/noise-repellent-0.1.5/temp/environment'.
2020-08-12 21:54:37,543 - 6becc5 (stdout):  * Working directory: '/var/tmp/portage/media-plugins/noise-repellent-0.1.5/work/noise-repellent-0.1.5'
2020-08-12 21:54:37,543 - 6becc5 (stdout):  * S: '/var/tmp/portage/media-plugins/noise-repellent-0.1.5/work/noise-repellent-0.1.5'