#0  utilBuildPackageId (ver=...) at apt-utils.cpp:396
  391:     gchar *package_id;
  392:     pkgCache::VerFileIterator vf = ver.FileList();
  393: 
  394:     string data = "";
  395:     const pkgCache::PkgIterator &pkg = ver.ParentPkg();
  396:     if (pkg->CurrentState == pkgCache::State::Installed && pkg.CurrentVer() == ver) {
  397:         // when a package is installed, the data part of a package-id is "installed:<repo-id>"
  398:         data = "installed:" + utilBuildPackageOriginId(vf);
  399:     } else {
  400:         data = utilBuildPackageOriginId(vf);
  401:     }
#1  0x00007fca622b4e60 in AptIntf::emitPackage (this=0x55ef029ce0e0, ver=..., state=state@entry=PK_INFO_ENUM_DOWNLOADING) at apt-intf.cpp:431
  426:             state = PK_INFO_ENUM_AVAILABLE;
  427:         }
  428:     }
  429: 
  430:     gchar *package_id;
  431:     package_id = utilBuildPackageId(ver);
  432:     pk_backend_job_package(m_job,
  433:                            state,
  434:                            package_id,
  435:                            m_cache->getShortDescription(ver).c_str());
  436:     g_free(package_id);
#2  0x00007fca622a530d in AcqPackageKitStatus::updateStatus (this=0x7fca6181a4d0, Itm=..., status=0) at acqpkitstatus.cpp:211
  206: 
  207:     if (status == 100) {
  208:         m_apt->emitPackage(ver, PK_INFO_ENUM_FINISHED);
  209:     } else {
  210:         // emit the package
  211:         m_apt->emitPackage(ver, PK_INFO_ENUM_DOWNLOADING);
  212:         
  213:         // Emit the individual progress
  214:         m_apt->emitPackageProgress(ver, PK_STATUS_ENUM_DOWNLOAD, status);
  215:     }
  216: }
#3  0x00007fca6075bbc9 in pkgAcquire::Worker::RunMessages (this=this@entry=0x7fca54045cf0) at ./apt-pkg/acquire-worker.cc:375
  [Error: acquire-worker.cc was not found in source tree]
#4  0x00007fca6075eebc in pkgAcquire::Worker::InFdReady (this=this@entry=0x7fca54045cf0) at ./apt-pkg/acquire-worker.cc:870
  [Error: acquire-worker.cc was not found in source tree]
#5  0x00007fca6075fe14 in pkgAcquire::RunFdsSane (this=this@entry=0x7fca6181a470, RSet=RSet@entry=0x7fca6181a270, WSet=WSet@entry=0x7fca6181a2f0) at ./apt-pkg/acquire.cc:548
  [Error: acquire.cc was not found in source tree]
#6  0x00007fca6076590a in pkgAcquire::Run (this=this@entry=0x7fca6181a470, PulseIntervall=PulseIntervall@entry=500000) at ./apt-pkg/acquire.cc:720
  [Error: acquire.cc was not found in source tree]
#7  0x00007fca622c1034 in AptIntf::installPackages (this=this@entry=0x55ef029ce0e0, flags=flags@entry=10, autoremove=autoremove@entry=false) at apt-intf.cpp:2344
  2339:         // so we can emit them as we process it
  2340:         m_pkgs = checkChangedPackages(false);
  2341:     }
  2342: 
  2343:     // Download and check if we can continue
  2344:     if (fetcher.Run() != pkgAcquire::Continue
  2345:             && m_cancel == false) {
  2346:         // We failed and we did not cancel
  2347:         show_errors(m_job, PK_ERROR_ENUM_PACKAGE_DOWNLOAD_FAILED);
  2348:         return false;
  2349:     }
#8  0x00007fca622c228c in AptIntf::runTransaction (this=this@entry=0x55ef029ce0e0, install=..., remove=..., update=..., fixBroken=fixBroken@entry=false, flags=10, autoremove=false) at apt-intf.cpp:2215
  2210:         }
  2211:     }
  2212: 
  2213:     // If we are simulating the install packages
  2214:     // will just calculate the trusted packages
  2215:     return installPackages(flags, autoremove);
  2216: }
  2217: 
  2218: /**
  2219:  * InstallPackages - Download and install the packages
  2220:  *
#9  0x00007fca622c5afd in backend_manage_packages_thread (job=0x55ef029c89b0, params=<optimized out>, user_data=<optimized out>) at pk-backend-aptcc.cpp:897
  892:     bool ret = apt->runTransaction(installPkgs,
  893:                                    removePkgs,
  894:                                    updatePkgs,
  895:                                    fixBroken,
  896:                                    transaction_flags,
  897:                                    autoremove);
  898:     if (!ret) {
  899:         // Print transaction errors
  900:         g_debug("AptIntf::runTransaction() failed: %i", _error->PendingError());
  901:         return;
  902:     }
#10 0x000055ef01408a3a in pk_backend_job_thread_setup (thread_data=0x55ef029aef30) at pk-backend-job.c:813
  808: {
  809: 	PkBackendJobThreadHelper *helper = (PkBackendJobThreadHelper *) thread_data;
  810: 
  811: 	/* run original function with automatic locking */
  812: 	pk_backend_thread_start (helper->backend, helper->job, helper->func);
  813: 	helper->func (helper->job, helper->job->priv->params, helper->user_data);
  814: 	pk_backend_job_finished (helper->job);
  815: 	pk_backend_thread_stop (helper->backend, helper->job, helper->func);
  816: 
  817: 	/* set idle IO priority */
  818: #ifdef PK_BUILD_DAEMON
#11 0x00007fca66072d15 in g_thread_proxy (data=0x7fca54005e30) at ../../../../glib/gthread.c:784
  [Error: gthread.c was not found in source tree]
#12 0x00007fca65b636db in start_thread (arg=0x7fca6181b700) at pthread_create.c:463
  [Error: pthread_create.c was not found in source tree]
#13 0x00007fca6588c88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
  [Error: clone.S was not found in source tree]