+ dnf clean all
0 files removed
+ dnf makecache --verbose
Loaded plugins: builddep, config-manager, copr, debug, debuginfo-install, download, generate_completion_cache, needs-restarting, playground, repoclosure, repograph, repomanage, reposync
DNF version: 2.7.5
cachedir: /var/cache/dnf
Making cache files for all metadata files.
local: has expired and will be refreshed.
Local RPMS 1.9 MB/s | 33 MB 00:17
not found deltainfo for: Local RPMS
not found updateinfo for: Local RPMS
local: using metadata from Tue Mar 6 12:38:19 2018.
Last metadata expiration check: 0:05:41 ago on Tue Mar 6 12:38:50 2018.
Missing file *modules.yaml in metadata cache dir: /var/cache/dnf/local-5521bc1e6d885b81
Completion plugin: Generating completion cache...
Metadata cache created.
+ useradd -d /builddir mockbuild
+ su -c 'mkdir /builddir/build' mockbuild
+ echo '%_topdir /builddir/build'
+ su -c 'rpm -i /var/tmp/iverilog-10-6.fc27.src.rpm' mockbuild
+ dnf -y builddep /builddir/build/SPECS/iverilog.spec --define '_topdir /builddir/build'
Last metadata expiration check: 0:08:59 ago on Tue Mar 6 12:38:50 2018.
Package hack-gcc-7.3.1-0.5.riscv64 is already installed, skipping.
Dependencies resolved.
================================================================================
Package Arch Version Repository
Size
================================================================================
Installing:
autoconf noarch 2.69-26.fc28 local 709 k
bison riscv64 3.0.4-8.fc28 local 1.0 M
bzip2-devel riscv64 1.0.6-24.fc28 local 223 k
flex riscv64 2.6.1-5.fc28 local 416 k
gperf riscv64 3.1-4.fc28 local 495 k
readline-devel riscv64 7.0-7.fc28 local 182 k
zlib-devel riscv64 1.2.11-4.fc28 local 56 k
Installing dependencies:
emacs-filesystem noarch 1:25.3-5.fc28 local 67 k
m4 riscv64 1.4.18-5.fc28 local 369 k
ncurses-c++-libs riscv64 6.1-2.20180129.fc27 local 185 k
ncurses-devel riscv64 6.1-2.20180129.fc27 local 527 k
perl-Carp noarch 1.42-408.fc27.0.riscv64 local 84 k
perl-Data-Dumper riscv64 2.167-408.fc27.0.riscv64 local 149 k
perl-Encode riscv64 4:2.94-16.fc27 local 1.4 M
perl-Errno riscv64 1.28-408.fc28.1.riscv64 local 73 k
perl-Exporter noarch 5.72-408.fc27.0.riscv64 local 87 k
perl-File-Path noarch 2.15-1.fc27 local 37 k
perl-File-Temp noarch 0.230.400-408.fc27.0.riscv64 local 103 k
perl-Getopt-Long noarch 1:2.50-3.fc27 local 61 k
perl-HTTP-Tiny noarch 0.070-408.fc27.0.riscv64 local 97 k
perl-IO riscv64 1.38-408.fc28.1.riscv64 local 176 k
perl-MIME-Base64 riscv64 3.15-408.fc27.0.riscv64 local 111 k
perl-PathTools riscv64 3.67-408.fc27.0.riscv64 local 166 k
perl-Pod-Escapes noarch 1:1.07-408.fc27.0.riscv64 local 77 k
perl-Pod-Perldoc noarch 3.28-408.fc27.0.riscv64 local 139 k
perl-Pod-Simple noarch 1:3.35-408.fc27.0.riscv64 local 271 k
perl-Pod-Usage noarch 4:1.69-408.fc27.0.riscv64 local 89 k
perl-Scalar-List-Utils riscv64 3:1.48-1.fc27 local 119 k
perl-Socket riscv64 4:2.027-1.fc27 local 95 k
perl-Storable riscv64 1:2.62-408.fc27.0.riscv64 local 205 k
perl-Term-ANSIColor noarch 4.06-408.fc27.0.riscv64 local 94 k
perl-Term-Cap noarch 1.17-408.fc27.0.riscv64 local 78 k
perl-Text-ParseWords noarch 3.30-408.fc27.0.riscv64 local 73 k
perl-Text-Tabs+Wrap noarch 2013.0523-408.fc27.0.riscv64 local 80 k
perl-Time-Local noarch 1:1.250-394.fc27 local 30 k
perl-Unicode-Normalize riscv64 1.25-408.fc27.0.riscv64 local 164 k
perl-constant noarch 1.33-408.fc27.0.riscv64 local 79 k
perl-interpreter riscv64 4:5.26.1-408.fc28.1.riscv64 local 6.7 M
perl-libs riscv64 4:5.26.1-408.fc28.1.riscv64 local 3.3 M
perl-macros riscv64 4:5.26.1-408.fc28.1.riscv64 local 69 k
perl-parent noarch 1:0.236-408.fc27.0.riscv64 local 71 k
perl-podlators noarch 4.09-408.fc27.0.riscv64 local 157 k
perl-threads riscv64 1:2.21-1.fc27 local 104 k
perl-threads-shared riscv64 1.58-1.fc27 local 91 k
Transaction Summary
================================================================================
Install 44 Packages
Total download size: 19 M
Installed size: 55 M
Downloading Packages:
(1/44): emacs-filesystem-25.3-5.fc28.noarch.rpm 421 kB/s | 67 kB 00:00
(2/44): bzip2-devel-1.0.6-24.fc28.riscv64.rpm 618 kB/s | 223 kB 00:00
(3/44): autoconf-2.69-26.fc28.noarch.rpm 566 kB/s | 709 kB 00:01
(4/44): flex-2.6.1-5.fc28.riscv64.rpm 586 kB/s | 416 kB 00:00
(5/44): readline-devel-7.0-7.fc28.riscv64.rpm 676 kB/s | 182 kB 00:00
(6/44): zlib-devel-1.2.11-4.fc28.riscv64.rpm 564 kB/s | 56 kB 00:00
(7/44): bison-3.0.4-8.fc28.riscv64.rpm 524 kB/s | 1.0 MB 00:01
(8/44): gperf-3.1-4.fc28.riscv64.rpm 485 kB/s | 495 kB 00:01
(9/44): ncurses-c++-libs-6.1-2.20180129.fc27.ri 479 kB/s | 185 kB 00:00
(10/44): perl-Carp-1.42-408.fc27.0.riscv64.noar 531 kB/s | 84 kB 00:00
(11/44): ncurses-devel-6.1-2.20180129.fc27.risc 460 kB/s | 527 kB 00:01
(12/44): perl-Data-Dumper-2.167-408.fc27.0.risc 445 kB/s | 149 kB 00:00
(13/44): perl-Errno-1.28-408.fc28.1.riscv64.ris 315 kB/s | 73 kB 00:00
(14/44): m4-1.4.18-5.fc28.riscv64.rpm 390 kB/s | 369 kB 00:00
(15/44): perl-Exporter-5.72-408.fc27.0.riscv64. 571 kB/s | 87 kB 00:00
(16/44): perl-File-Path-2.15-1.fc27.noarch.rpm 510 kB/s | 37 kB 00:00
(17/44): perl-Getopt-Long-2.50-3.fc27.noarch.rp 563 kB/s | 61 kB 00:00
(18/44): perl-IO-1.38-408.fc28.1.riscv64.riscv6 664 kB/s | 176 kB 00:00
(19/44): perl-PathTools-3.67-408.fc27.0.riscv64 532 kB/s | 166 kB 00:00
(20/44): perl-Text-ParseWords-3.30-408.fc27.0.r 462 kB/s | 73 kB 00:00
(21/44): perl-constant-1.33-408.fc27.0.riscv64. 556 kB/s | 79 kB 00:00
(22/44): perl-Scalar-List-Utils-1.48-1.fc27.ris 443 kB/s | 119 kB 00:00
(23/44): perl-Text-Tabs+Wrap-2013.0523-408.fc27 597 kB/s | 80 kB 00:00
(24/44): perl-Unicode-Normalize-1.25-408.fc27.0 566 kB/s | 164 kB 00:00
(25/44): perl-macros-5.26.1-408.fc28.1.riscv64. 485 kB/s | 69 kB 00:00
(26/44): perl-parent-0.236-408.fc27.0.riscv64.n 491 kB/s | 71 kB 00:00
(27/44): perl-threads-2.21-1.fc27.riscv64.rpm 509 kB/s | 104 kB 00:00
(28/44): perl-threads-shared-1.58-1.fc27.riscv6 537 kB/s | 91 kB 00:00
(29/44): perl-Socket-2.027-1.fc27.riscv64.rpm 605 kB/s | 95 kB 00:00
(30/44): perl-Pod-Usage-1.69-408.fc27.0.riscv64 598 kB/s | 89 kB 00:00
(31/44): perl-Pod-Perldoc-3.28-408.fc27.0.riscv 519 kB/s | 139 kB 00:00
(32/44): perl-podlators-4.09-408.fc27.0.riscv64 720 kB/s | 157 kB 00:00
(33/44): perl-libs-5.26.1-408.fc28.1.riscv64.ri 520 kB/s | 3.3 MB 00:06
(34/44): perl-File-Temp-0.230.400-408.fc27.0.ri 592 kB/s | 103 kB 00:00
(35/44): perl-Encode-2.94-16.fc27.riscv64.rpm 526 kB/s | 1.4 MB 00:02
(36/44): perl-HTTP-Tiny-0.070-408.fc27.0.riscv6 208 kB/s | 97 kB 00:00
(37/44): perl-Time-Local-1.250-394.fc27.noarch. 527 kB/s | 30 kB 00:00
(38/44): perl-MIME-Base64-3.15-408.fc27.0.riscv 640 kB/s | 111 kB 00:00
(39/44): perl-Pod-Simple-3.35-408.fc27.0.riscv6 447 kB/s | 271 kB 00:00
(40/44): perl-Term-ANSIColor-4.06-408.fc27.0.ri 670 kB/s | 94 kB 00:00
(41/44): perl-Storable-2.62-408.fc27.0.riscv64. 411 kB/s | 205 kB 00:00
(42/44): perl-Term-Cap-1.17-408.fc27.0.riscv64. 336 kB/s | 78 kB 00:00
(43/44): perl-Pod-Escapes-1.07-408.fc27.0.riscv 512 kB/s | 77 kB 00:00
(44/44): perl-interpreter-5.26.1-408.fc28.1.ris 662 kB/s | 6.7 MB 00:10
--------------------------------------------------------------------------------
Total 1.3 MB/s | 19 MB 00:14
Running transaction check
Transaction check succeeded.
Running transaction test
Transaction test succeeded.
Running transaction
Preparing : 1/1
Installing : perl-libs-4:5.26.1-408.fc28.1.riscv64.riscv64 1/44
Installing : perl-Exporter-5.72-408.fc27.0.riscv64.noarch 2/44
Installing : perl-Carp-1.42-408.fc27.0.riscv64.noarch 3/44
Installing : perl-Scalar-List-Utils-3:1.48-1.fc27.riscv64 4/44
Installing : perl-Text-ParseWords-3.30-408.fc27.0.riscv64.noarc 5/44
Installing : m4-1.4.18-5.fc28.riscv64 6/44
Running scriptlet: m4-1.4.18-5.fc28.riscv64 6/44
Installing : perl-Term-ANSIColor-4.06-408.fc27.0.riscv64.noarch 7/44
Installing : perl-macros-4:5.26.1-408.fc28.1.riscv64.riscv64 8/44
Installing : perl-Errno-1.28-408.fc28.1.riscv64.riscv64 9/44
Installing : perl-File-Path-2.15-1.fc27.noarch 10/44
Installing : perl-PathTools-3.67-408.fc27.0.riscv64.riscv64 11/44
Installing : perl-constant-1.33-408.fc27.0.riscv64.noarch 12/44
Installing : perl-Text-Tabs+Wrap-2013.0523-408.fc27.0.riscv64.n 13/44
Installing : perl-Unicode-Normalize-1.25-408.fc27.0.riscv64.ris 14/44
Installing : perl-parent-1:0.236-408.fc27.0.riscv64.noarch 15/44
Installing : perl-threads-shared-1.58-1.fc27.riscv64 16/44
Installing : perl-threads-1:2.21-1.fc27.riscv64 17/44
Installing : perl-interpreter-4:5.26.1-408.fc28.1.riscv64.riscv 18/44
Installing : perl-Socket-4:2.027-1.fc27.riscv64 19/44
Installing : perl-IO-1.38-408.fc28.1.riscv64.riscv64 20/44
Installing : perl-File-Temp-0.230.400-408.fc27.0.riscv64.noarch 21/44
Installing : perl-Storable-1:2.62-408.fc27.0.riscv64.riscv64 22/44
Installing : perl-MIME-Base64-3.15-408.fc27.0.riscv64.riscv64 23/44
Installing : perl-Term-Cap-1.17-408.fc27.0.riscv64.noarch 24/44
Installing : perl-Pod-Escapes-1:1.07-408.fc27.0.riscv64.noarch 25/44
Installing : perl-Time-Local-1:1.250-394.fc27.noarch 26/44
Installing : perl-HTTP-Tiny-0.070-408.fc27.0.riscv64.noarch 27/44
Installing : perl-Encode-4:2.94-16.fc27.riscv64 28/44
Installing : perl-Pod-Simple-1:3.35-408.fc27.0.riscv64.noarch 29/44
Installing : perl-Getopt-Long-1:2.50-3.fc27.noarch 30/44
Installing : perl-Pod-Usage-4:1.69-408.fc27.0.riscv64.noarch 31/44
Installing : perl-podlators-4.09-408.fc27.0.riscv64.noarch 32/44
Installing : perl-Pod-Perldoc-3.28-408.fc27.0.riscv64.noarch 33/44
Installing : perl-Data-Dumper-2.167-408.fc27.0.riscv64.riscv64 34/44
Installing : ncurses-c++-libs-6.1-2.20180129.fc27.riscv64 35/44
Installing : ncurses-devel-6.1-2.20180129.fc27.riscv64 36/44
Installing : emacs-filesystem-1:25.3-5.fc28.noarch 37/44
Installing : autoconf-2.69-26.fc28.noarch 38/44
Running scriptlet: autoconf-2.69-26.fc28.noarch 38/44
Installing : readline-devel-7.0-7.fc28.riscv64 39/44
Running scriptlet: readline-devel-7.0-7.fc28.riscv64 39/44
Installing : bison-3.0.4-8.fc28.riscv64 40/44
Running scriptlet: bison-3.0.4-8.fc28.riscv64 40/44
Installing : flex-2.6.1-5.fc28.riscv64 41/44
Running scriptlet: flex-2.6.1-5.fc28.riscv64 41/44
Installing : zlib-devel-1.2.11-4.fc28.riscv64 42/44
Installing : gperf-3.1-4.fc28.riscv64 43/44
Running scriptlet: gperf-3.1-4.fc28.riscv64 43/44
Installing : bzip2-devel-1.0.6-24.fc28.riscv64 44/44
Running scriptlet: bzip2-devel-1.0.6-24.fc28.riscv64 44/44
Verifying : autoconf-2.69-26.fc28.noarch 1/44
Verifying : emacs-filesystem-1:25.3-5.fc28.noarch 2/44
Verifying : bison-3.0.4-8.fc28.riscv64 3/44
Verifying : bzip2-devel-1.0.6-24.fc28.riscv64 4/44
Verifying : flex-2.6.1-5.fc28.riscv64 5/44
Verifying : gperf-3.1-4.fc28.riscv64 6/44
Verifying : readline-devel-7.0-7.fc28.riscv64 7/44
Verifying : zlib-devel-1.2.11-4.fc28.riscv64 8/44
Verifying : ncurses-devel-6.1-2.20180129.fc27.riscv64 9/44
Verifying : ncurses-c++-libs-6.1-2.20180129.fc27.riscv64 10/44
Verifying : m4-1.4.18-5.fc28.riscv64 11/44
Verifying : perl-Carp-1.42-408.fc27.0.riscv64.noarch 12/44
Verifying : perl-Data-Dumper-2.167-408.fc27.0.riscv64.riscv64 13/44
Verifying : perl-Errno-1.28-408.fc28.1.riscv64.riscv64 14/44
Verifying : perl-libs-4:5.26.1-408.fc28.1.riscv64.riscv64 15/44
Verifying : perl-interpreter-4:5.26.1-408.fc28.1.riscv64.riscv 16/44
Verifying : perl-Exporter-5.72-408.fc27.0.riscv64.noarch 17/44
Verifying : perl-File-Path-2.15-1.fc27.noarch 18/44
Verifying : perl-Getopt-Long-1:2.50-3.fc27.noarch 19/44
Verifying : perl-IO-1.38-408.fc28.1.riscv64.riscv64 20/44
Verifying : perl-PathTools-3.67-408.fc27.0.riscv64.riscv64 21/44
Verifying : perl-Text-ParseWords-3.30-408.fc27.0.riscv64.noarc 22/44
Verifying : perl-constant-1.33-408.fc27.0.riscv64.noarch 23/44
Verifying : perl-Scalar-List-Utils-3:1.48-1.fc27.riscv64 24/44
Verifying : perl-Text-Tabs+Wrap-2013.0523-408.fc27.0.riscv64.n 25/44
Verifying : perl-Unicode-Normalize-1.25-408.fc27.0.riscv64.ris 26/44
Verifying : perl-macros-4:5.26.1-408.fc28.1.riscv64.riscv64 27/44
Verifying : perl-parent-1:0.236-408.fc27.0.riscv64.noarch 28/44
Verifying : perl-threads-1:2.21-1.fc27.riscv64 29/44
Verifying : perl-threads-shared-1.58-1.fc27.riscv64 30/44
Verifying : perl-Socket-4:2.027-1.fc27.riscv64 31/44
Verifying : perl-Pod-Usage-4:1.69-408.fc27.0.riscv64.noarch 32/44
Verifying : perl-Pod-Perldoc-3.28-408.fc27.0.riscv64.noarch 33/44
Verifying : perl-podlators-4.09-408.fc27.0.riscv64.noarch 34/44
Verifying : perl-Encode-4:2.94-16.fc27.riscv64 35/44
Verifying : perl-File-Temp-0.230.400-408.fc27.0.riscv64.noarch 36/44
Verifying : perl-HTTP-Tiny-0.070-408.fc27.0.riscv64.noarch 37/44
Verifying : perl-Pod-Simple-1:3.35-408.fc27.0.riscv64.noarch 38/44
Verifying : perl-Time-Local-1:1.250-394.fc27.noarch 39/44
Verifying : perl-MIME-Base64-3.15-408.fc27.0.riscv64.riscv64 40/44
Verifying : perl-Storable-1:2.62-408.fc27.0.riscv64.riscv64 41/44
Verifying : perl-Term-ANSIColor-4.06-408.fc27.0.riscv64.noarch 42/44
Verifying : perl-Term-Cap-1.17-408.fc27.0.riscv64.noarch 43/44
Verifying : perl-Pod-Escapes-1:1.07-408.fc27.0.riscv64.noarch 44/44
Installed:
autoconf.noarch 2.69-26.fc28
bison.riscv64 3.0.4-8.fc28
bzip2-devel.riscv64 1.0.6-24.fc28
flex.riscv64 2.6.1-5.fc28
gperf.riscv64 3.1-4.fc28
readline-devel.riscv64 7.0-7.fc28
zlib-devel.riscv64 1.2.11-4.fc28
emacs-filesystem.noarch 1:25.3-5.fc28
m4.riscv64 1.4.18-5.fc28
ncurses-c++-libs.riscv64 6.1-2.20180129.fc27
ncurses-devel.riscv64 6.1-2.20180129.fc27
perl-Carp.noarch 1.42-408.fc27.0.riscv64
perl-Data-Dumper.riscv64 2.167-408.fc27.0.riscv64
perl-Encode.riscv64 4:2.94-16.fc27
perl-Errno.riscv64 1.28-408.fc28.1.riscv64
perl-Exporter.noarch 5.72-408.fc27.0.riscv64
perl-File-Path.noarch 2.15-1.fc27
perl-File-Temp.noarch 0.230.400-408.fc27.0.riscv64
perl-Getopt-Long.noarch 1:2.50-3.fc27
perl-HTTP-Tiny.noarch 0.070-408.fc27.0.riscv64
perl-IO.riscv64 1.38-408.fc28.1.riscv64
perl-MIME-Base64.riscv64 3.15-408.fc27.0.riscv64
perl-PathTools.riscv64 3.67-408.fc27.0.riscv64
perl-Pod-Escapes.noarch 1:1.07-408.fc27.0.riscv64
perl-Pod-Perldoc.noarch 3.28-408.fc27.0.riscv64
perl-Pod-Simple.noarch 1:3.35-408.fc27.0.riscv64
perl-Pod-Usage.noarch 4:1.69-408.fc27.0.riscv64
perl-Scalar-List-Utils.riscv64 3:1.48-1.fc27
perl-Socket.riscv64 4:2.027-1.fc27
perl-Storable.riscv64 1:2.62-408.fc27.0.riscv64
perl-Term-ANSIColor.noarch 4.06-408.fc27.0.riscv64
perl-Term-Cap.noarch 1.17-408.fc27.0.riscv64
perl-Text-ParseWords.noarch 3.30-408.fc27.0.riscv64
perl-Text-Tabs+Wrap.noarch 2013.0523-408.fc27.0.riscv64
perl-Time-Local.noarch 1:1.250-394.fc27
perl-Unicode-Normalize.riscv64 1.25-408.fc27.0.riscv64
perl-constant.noarch 1.33-408.fc27.0.riscv64
perl-interpreter.riscv64 4:5.26.1-408.fc28.1.riscv64
perl-libs.riscv64 4:5.26.1-408.fc28.1.riscv64
perl-macros.riscv64 4:5.26.1-408.fc28.1.riscv64
perl-parent.noarch 1:0.236-408.fc27.0.riscv64
perl-podlators.noarch 4.09-408.fc27.0.riscv64
perl-threads.riscv64 1:2.21-1.fc27
perl-threads-shared.riscv64 1.58-1.fc27
Complete!
+ dnf -y update --best
Last metadata expiration check: 0:12:52 ago on Tue Mar 6 12:38:50 2018.
Dependencies resolved.
================================================================================
Package Arch Version Repository Size
================================================================================
Upgrading:
grubby riscv64 8.40-7.fc28 local 69 k
initscripts riscv64 9.79-1.fc28 local 408 k
Transaction Summary
================================================================================
Upgrade 2 Packages
Total download size: 476 k
Downloading Packages:
(1/2): grubby-8.40-7.fc28.riscv64.rpm 606 kB/s | 69 kB 00:00
(2/2): initscripts-9.79-1.fc28.riscv64.rpm 1.2 MB/s | 408 kB 00:00
--------------------------------------------------------------------------------
Total 1.0 MB/s | 476 kB 00:00
Running transaction check
Transaction check succeeded.
Running transaction test
Transaction test succeeded.
Running transaction
Preparing : 1/1
Running scriptlet: initscripts-9.79-1.fc28.riscv64 1/1
Upgrading : initscripts-9.79-1.fc28.riscv64 1/4
Running scriptlet: initscripts-9.79-1.fc28.riscv64 1/4
Upgrading : grubby-8.40-7.fc28.riscv64 2/4
Running scriptlet: initscripts-9.69-1.fc28.0.riscv64.riscv64 3/4
UPGRADE: Automatically re-enabling default systemd units: fedora-import-state.service fedora-readonly.service
Cleanup : initscripts-9.69-1.fc28.0.riscv64.riscv64 3/4
Running scriptlet: initscripts-9.69-1.fc28.0.riscv64.riscv64 3/4
Cleanup : grubby-8.40-3.fc28.riscv64 4/4
Running scriptlet: grubby-8.40-3.fc28.riscv64 4/4
Verifying : grubby-8.40-7.fc28.riscv64 1/4
Verifying : initscripts-9.79-1.fc28.riscv64 2/4
Verifying : initscripts-9.69-1.fc28.0.riscv64.riscv64 3/4
Verifying : grubby-8.40-3.fc28.riscv64 4/4
Upgraded:
grubby.riscv64 8.40-7.fc28 initscripts.riscv64 9.79-1.fc28
Complete!
+ dnf -y group install buildsys-build
Last metadata expiration check: 0:15:08 ago on Tue Mar 6 12:38:50 2018.
Group 'Buildsystem building group' is already installed.
No match for group package "gcc-c++"
No match for group package "gcc"
Dependencies resolved.
Nothing to do.
Complete!
+ dnf -y install hack-gcc glibc-devel
Last metadata expiration check: 0:16:06 ago on Tue Mar 6 12:38:50 2018.
Package hack-gcc-7.3.1-0.5.riscv64 is already installed, skipping.
Package glibc-devel-2.27.9000-7.fc28.riscv64 is already installed, skipping.
Dependencies resolved.
Nothing to do.
Complete!
+ exec