==> Making package: spotify-stable 1.0.69.336-3 (Tue Jan 16 21:01:59 CET 2018)
==> Checking runtime dependencies...
==> Installing missing dependencies...
resolving dependencies...
looking for conflicting packages...

Packages (3) libcurl-compat-7.57.0-1  openssl-1.0-1.0.2.n-1  rtmpdump-1:2.4.r96.fa8646d-3

Total Download Size:   1.84 MiB
Total Installed Size:  6.53 MiB

:: Proceed with installation? [Y/n]
:: Retrieving packages...
 openssl-1.0-1.0.2.n-1-x86_64                 1578.8 KiB  10.3M/s 00:00 [########################################] 100%
 rtmpdump-1:2.4.r96.fa8646d-3-x86_64            92.1 KiB  9.00M/s 00:00 [########################################] 100%
 libcurl-compat-7.57.0-1-x86_64                209.3 KiB  4.09M/s 00:00 [########################################] 100%
(3/3) checking keys in keyring                                          [########################################] 100%
(3/3) checking package integrity                                        [########################################] 100%
(3/3) loading package files                                             [########################################] 100%
(3/3) checking for file conflicts                                       [########################################] 100%
(3/3) checking available disk space                                     [########################################] 100%
:: Processing package changes...
(1/3) installing libcurl-compat                                         [########################################] 100%
(2/3) installing rtmpdump                                               [########################################] 100%
(3/3) installing openssl-1.0                                            [########################################] 100%
Optional dependencies for openssl-1.0
    ca-certificates [installed]
:: Running post-transaction hooks...
(1/1) Arming ConditionNeedsUpdate...
==> Checking buildtime dependencies...
==> Retrieving sources...
  -> Found spotify.sh
  -> Found spotify.protocol
  -> Found LICENSE
  -> Downloading spotify-stable-1.0.69.336-Release...
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100  2434  100  2434    0     0   2434      0  0:00:01 --:--:--  0:00:01 20283
  -> Downloading spotify-stable-1.0.69.336-Release.sig...
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100   819  100   819    0     0    819      0  0:00:01 --:--:--  0:00:01 11219
  -> Downloading spotify-stable-1.0.69.336-x86_64.deb...
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100 85.4M  100 85.4M    0     0  12.2M      0  0:00:07  0:00:07 --:--:-- 11.1M
  -> Downloading spotify-stable-1.0.69.336-x86_64-Packages...
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100  4052  100  4052    0     0   4052      0  0:00:01 --:--:--  0:00:01 31905
==> Validating source files with sha512sums...
    spotify.sh ... Passed
    spotify.protocol ... Passed
    LICENSE ... Passed
    spotify-stable-1.0.69.336-Release ... Passed
    spotify-stable-1.0.69.336-Release.sig ... Passed
==> Validating source_x86_64 files with sha512sums...
    spotify-stable-1.0.69.336-x86_64.deb ... Passed
    spotify-stable-1.0.69.336-x86_64-Packages ... Passed
==> Verifying source file signatures with gpg...
    spotify-stable-1.0.69.336-Release ... FAILED (unknown public key EFDC8610341D9410)
==> ERROR: One or more PGP signatures could not be verified!