./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/softsign_w4_r3_case_0_safe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/softsign_w4_r3_case_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c2a61c21f879a9f3db979a97051f46ac62d65baebd933d88db2e2624ef339d70 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:19:48,347 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:19:48,435 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:19:48,442 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:19:48,442 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:19:48,481 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:19:48,482 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:19:48,482 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:19:48,482 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:19:48,483 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:19:48,483 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:19:48,483 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:19:48,483 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:19:48,483 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:19:48,483 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:19:48,484 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:19:48,484 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:19:48,484 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:19:48,484 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:19:48,484 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:19:48,484 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:19:48,484 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:19:48,485 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:19:48,485 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:19:48,485 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:19:48,485 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:19:48,485 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:19:48,485 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:19:48,486 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:19:48,486 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:19:48,486 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:19:48,486 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:19:48,486 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:19:48,486 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2a61c21f879a9f3db979a97051f46ac62d65baebd933d88db2e2624ef339d70 [2024-11-13 20:19:48,832 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:19:48,846 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:19:48,849 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:19:48,850 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:19:48,851 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:19:48,852 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/softsign_w4_r3_case_0_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 20:19:50,967 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:19:50,982 ERROR L? ?]: Error during toolchain job processing: java.lang.NullPointerException: Cannot invoke "String.equalsIgnoreCase(String)" because "kindStr" is null at org.eclipse.cdt.internal.core.model.PathEntry.kindFromString(PathEntry.java:80) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.decodePathEntry(DefaultPathEntryStore.java:127) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.getRawPathEntries(DefaultPathEntryStore.java:97) at org.eclipse.cdt.internal.core.model.PathEntryStoreProxy.getRawPathEntries(PathEntryStoreProxy.java:102) at org.eclipse.cdt.internal.core.model.PathEntryManager.getRawPathEntries(PathEntryManager.java:666) at org.eclipse.cdt.core.model.CoreModel.getRawPathEntries(CoreModel.java:937) at org.eclipse.cdt.core.model.CoreModel.oldIsScannerInformationEmpty(CoreModel.java:1307) at org.eclipse.cdt.core.model.CoreModel.isScannerInformationEmpty(CoreModel.java:1252) at org.eclipse.cdt.internal.core.pdom.indexer.ProjectIndexerInputAdapter.isFileBuildConfigured(ProjectIndexerInputAdapter.java:267) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.isRequiredInIndex(AbstractIndexerTask.java:748) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.extractFiles(AbstractIndexerTask.java:667) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.runTask(AbstractIndexerTask.java:558) at org.eclipse.cdt.internal.core.pdom.indexer.PDOMIndexerTask.run(PDOMIndexerTask.java:164) at org.eclipse.cdt.internal.core.pdom.PDOMIndexerJob.run(PDOMIndexerJob.java:160) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 20:19:51,510 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:19:51,513 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/sv-benchmarks/c/neural-networks/softsign_w4_r3_case_0_safe.c-amalgamation.i [2024-11-13 20:19:51,538 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/data/821a88c04/078201eb181f4107981011d929ecb661/FLAG8d5deafd2 [2024-11-13 20:19:51,554 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/data/821a88c04/078201eb181f4107981011d929ecb661 [2024-11-13 20:19:51,558 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:19:51,562 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:19:51,563 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:19:51,563 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:19:51,568 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:19:51,569 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:19:51" (1/1) ... [2024-11-13 20:19:51,570 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@669161ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:51, skipping insertion in model container [2024-11-13 20:19:51,570 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:19:51" (1/1) ... [2024-11-13 20:19:51,640 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:19:52,760 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/sv-benchmarks/c/neural-networks/softsign_w4_r3_case_0_safe.c-amalgamation.i[71417,71430] [2024-11-13 20:19:53,048 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3128) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:792) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2564) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:307) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:792) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:792) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1516) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:224) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1167) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleLoopBody(CHandler.java:3610) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1563) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:227) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1167) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1638) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3515) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2508) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:642) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 20:19:53,054 INFO L158 Benchmark]: Toolchain (without parser) took 1491.70ms. Allocated memory is still 117.4MB. Free memory was 87.8MB in the beginning and 59.7MB in the end (delta: 28.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 20:19:53,054 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 74.8MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:19:53,055 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1488.74ms. Allocated memory is still 117.4MB. Free memory was 87.6MB in the beginning and 59.7MB in the end (delta: 27.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 20:19:53,056 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 74.8MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1488.74ms. Allocated memory is still 117.4MB. Free memory was 87.6MB in the beginning and 59.7MB in the end (delta: 27.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/softsign_w4_r3_case_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c2a61c21f879a9f3db979a97051f46ac62d65baebd933d88db2e2624ef339d70 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:19:55,603 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:19:55,724 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:19:55,751 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:19:55,752 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:19:55,752 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:19:55,752 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:19:55,752 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:19:55,752 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:19:55,752 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:19:55,753 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:19:55,753 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:19:55,753 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:19:55,753 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:19:55,753 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:19:55,753 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:19:55,753 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:19:55,753 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:19:55,753 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:19:55,753 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:19:55,754 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:19:55,754 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:19:55,754 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:19:55,754 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:19:55,754 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:19:55,754 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:19:55,754 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:19:55,754 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:19:55,754 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:19:55,754 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:19:55,755 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:19:55,755 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:19:55,755 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:19:55,755 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:19:55,755 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:19:55,755 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:19:55,755 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2a61c21f879a9f3db979a97051f46ac62d65baebd933d88db2e2624ef339d70 [2024-11-13 20:19:56,069 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:19:56,077 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:19:56,080 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:19:56,081 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:19:56,081 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:19:56,082 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/softsign_w4_r3_case_0_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 20:19:58,017 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:19:58,412 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:19:58,412 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/sv-benchmarks/c/neural-networks/softsign_w4_r3_case_0_safe.c-amalgamation.i [2024-11-13 20:19:58,454 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/data/0e1725c81/4b63a4b2c36e493d94a1a42c81215e03/FLAG58247dc8a [2024-11-13 20:19:58,477 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/data/0e1725c81/4b63a4b2c36e493d94a1a42c81215e03 [2024-11-13 20:19:58,479 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:19:58,480 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:19:58,482 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:19:58,482 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:19:58,486 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:19:58,487 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:19:58" (1/1) ... [2024-11-13 20:19:58,490 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26940248 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:58, skipping insertion in model container [2024-11-13 20:19:58,490 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:19:58" (1/1) ... [2024-11-13 20:19:58,575 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:20:00,009 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/sv-benchmarks/c/neural-networks/softsign_w4_r3_case_0_safe.c-amalgamation.i[71417,71430] [2024-11-13 20:20:00,420 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 20:20:00,522 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:20:00,540 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:20:00,591 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/sv-benchmarks/c/neural-networks/softsign_w4_r3_case_0_safe.c-amalgamation.i[71417,71430] [2024-11-13 20:20:00,725 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:20:00,981 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:20:00,981 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:00 WrapperNode [2024-11-13 20:20:00,982 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:20:00,983 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:20:00,983 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:20:00,983 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:20:00,990 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:00" (1/1) ... [2024-11-13 20:20:01,067 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:00" (1/1) ... [2024-11-13 20:20:01,114 INFO L138 Inliner]: procedures = 780, calls = 721, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 410 [2024-11-13 20:20:01,115 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:20:01,116 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:20:01,116 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:20:01,116 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:20:01,123 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:00" (1/1) ... [2024-11-13 20:20:01,123 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:00" (1/1) ... [2024-11-13 20:20:01,129 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:00" (1/1) ... [2024-11-13 20:20:01,129 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:00" (1/1) ... [2024-11-13 20:20:01,157 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:00" (1/1) ... [2024-11-13 20:20:01,164 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:00" (1/1) ... [2024-11-13 20:20:01,168 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:00" (1/1) ... [2024-11-13 20:20:01,171 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:00" (1/1) ... [2024-11-13 20:20:01,178 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:20:01,179 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:20:01,179 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:20:01,180 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:20:01,181 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:00" (1/1) ... [2024-11-13 20:20:01,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:20:01,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:20:01,213 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:20:01,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:20:01,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 20:20:01,250 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNN [2024-11-13 20:20:01,250 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNN [2024-11-13 20:20:01,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-13 20:20:01,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:20:01,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:20:01,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:20:01,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-13 20:20:01,252 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-13 20:20:01,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:20:01,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 20:20:01,252 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_affine_matmul [2024-11-13 20:20:01,252 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_affine_matmul [2024-11-13 20:20:01,252 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-13 20:20:01,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-13 20:20:01,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:20:01,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:20:01,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-13 20:20:01,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-13 20:20:01,253 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNNcell [2024-11-13 20:20:01,253 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNNcell [2024-11-13 20:20:01,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 20:20:01,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 20:20:01,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 20:20:01,539 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:20:01,541 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:20:19,832 INFO L? ?]: Removed 121 outVars from TransFormulas that were not future-live. [2024-11-13 20:20:19,833 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:20:20,173 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:20:20,174 INFO L316 CfgBuilder]: Removed 20 assume(true) statements. [2024-11-13 20:20:20,175 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:20:20 BoogieIcfgContainer [2024-11-13 20:20:20,175 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:20:20,176 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:20:20,177 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:20:20,186 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:20:20,187 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:20:20" (1/1) ... [2024-11-13 20:20:20,197 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:20:20,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:20,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 67 states and 102 transitions. [2024-11-13 20:20:20,284 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 102 transitions. [2024-11-13 20:20:20,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 20:20:20,286 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:20,286 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:20:20,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:20:20,292 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:20:20,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:20:21,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:21,407 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:20:22,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:22,057 INFO L255 TraceCheckSpWp]: Trace formula consists of 556 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 20:20:22,062 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:20:22,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:20:22,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:20:33,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 20:20:34,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:34,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 71 states and 109 transitions. [2024-11-13 20:20:34,608 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 109 transitions. [2024-11-13 20:20:34,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 20:20:34,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:34,609 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:20:34,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:20:34,612 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:20:34,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:20:39,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:39,679 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:20:40,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:40,650 INFO L255 TraceCheckSpWp]: Trace formula consists of 556 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-13 20:20:40,656 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:20:40,977 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-13 20:20:41,065 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-13 20:20:41,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:20:41,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:20:41,344 INFO L224 Elim1Store]: Index analysis took 174 ms [2024-11-13 20:20:41,965 INFO L349 Elim1Store]: treesize reduction 60, result has 13.0 percent of original size [2024-11-13 20:20:41,966 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 69 [2024-11-13 20:20:42,035 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-13 20:20:42,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:20:42,725 INFO L349 Elim1Store]: treesize reduction 26, result has 16.1 percent of original size [2024-11-13 20:20:42,725 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 745 treesize of output 734 [2024-11-13 20:20:44,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:20:44,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:20:44,085 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 65 [2024-11-13 20:20:44,121 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-13 20:20:44,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:20:44,533 INFO L349 Elim1Store]: treesize reduction 26, result has 16.1 percent of original size [2024-11-13 20:20:44,533 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 745 treesize of output 734 [2024-11-13 20:20:45,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:20:45,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:20:45,538 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 65 [2024-11-13 20:20:45,572 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-13 20:20:45,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:20:45,960 INFO L349 Elim1Store]: treesize reduction 26, result has 16.1 percent of original size [2024-11-13 20:20:45,960 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 745 treesize of output 734 [2024-11-13 20:20:46,761 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-13 20:20:53,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:20:53,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 20:21:09,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 20:21:19,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 20:21:28,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:28,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 75 states and 119 transitions. [2024-11-13 20:21:28,105 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 119 transitions. [2024-11-13 20:21:28,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 20:21:28,108 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:28,108 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:21:28,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:21:28,113 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:21:28,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 20:21:29,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:29,103 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:21:29,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:29,589 INFO L255 TraceCheckSpWp]: Trace formula consists of 558 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 20:21:29,590 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:29,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:21:29,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 20:21:30,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:30,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 76 states and 120 transitions. [2024-11-13 20:21:30,014 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 120 transitions. [2024-11-13 20:21:30,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 20:21:30,017 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:30,018 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:21:30,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:21:30,020 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:21:30,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 20:21:31,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:31,172 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:21:31,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:31,565 INFO L255 TraceCheckSpWp]: Trace formula consists of 558 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 20:21:31,566 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:35,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:21:35,698 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 20:21:56,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 20:22:39,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:39,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 81 states and 134 transitions. [2024-11-13 20:22:39,859 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 134 transitions. [2024-11-13 20:22:39,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 20:22:39,860 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:39,861 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:22:39,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:22:39,866 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:22:39,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 20:22:40,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:40,918 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:22:41,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:41,425 INFO L255 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 20:22:41,428 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:22:43,625 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:22:43,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-13 20:23:00,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:00,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 84 states and 142 transitions. [2024-11-13 20:23:00,761 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 142 transitions. [2024-11-13 20:23:00,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 20:23:00,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:00,763 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:23:00,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:23:00,766 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:23:00,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 20:23:01,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:01,869 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:23:02,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:02,289 INFO L255 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 20:23:02,292 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:23:02,439 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:23:02,447 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 20:23:11,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:11,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 86 states and 150 transitions. [2024-11-13 20:23:11,077 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 150 transitions. [2024-11-13 20:23:11,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 20:23:11,078 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:11,078 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:23:11,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:23:11,081 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:23:11,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 20:23:12,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:12,230 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:23:12,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:12,649 INFO L255 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 20:23:12,651 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:23:13,214 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 20:23:13,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 20:23:16,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:16,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 91 states and 158 transitions. [2024-11-13 20:23:16,733 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 158 transitions. [2024-11-13 20:23:16,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 20:23:16,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:16,736 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:23:16,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:23:16,739 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:23:16,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 20:23:17,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:17,908 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:23:18,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:18,327 INFO L255 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 20:23:18,329 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:23:18,898 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 20:23:18,909 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-13 20:23:22,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:22,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 84 states and 140 transitions. [2024-11-13 20:23:22,302 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 140 transitions. [2024-11-13 20:23:22,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 20:23:22,305 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:22,306 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:23:22,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:23:22,309 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:23:22,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 20:23:23,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:23,550 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:23:23,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:24,019 INFO L255 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 20:23:24,020 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:23:24,615 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:23:24,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 20:23:49,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:49,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 90 states and 155 transitions. [2024-11-13 20:23:49,129 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 155 transitions. [2024-11-13 20:23:49,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 20:23:49,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:49,130 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:23:49,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:23:49,136 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:23:49,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 20:23:50,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:50,494 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:23:50,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:23:50,880 INFO L255 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 20:23:50,882 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:23:51,455 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:23:51,466 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-13 20:24:08,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:24:08,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 92 states and 157 transitions. [2024-11-13 20:24:08,871 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 157 transitions. [2024-11-13 20:24:08,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 20:24:08,872 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:24:08,872 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:24:08,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:24:08,874 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:24:08,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 20:24:10,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:10,415 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:24:10,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:10,847 INFO L255 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 20:24:10,849 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:24:23,691 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:24:23,705 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-13 20:24:36,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:24:36,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 94 states and 162 transitions. [2024-11-13 20:24:36,998 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 162 transitions. [2024-11-13 20:24:36,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-13 20:24:36,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:24:36,999 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:24:36,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:24:37,001 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:24:37,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 20:24:38,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:38,405 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:24:38,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:38,890 INFO L255 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 20:24:38,892 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:24:39,292 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 20:24:39,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-13 20:24:39,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:24:39,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 94 states and 161 transitions. [2024-11-13 20:24:39,631 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 161 transitions. [2024-11-13 20:24:39,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-13 20:24:39,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:24:39,632 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:24:39,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:24:39,635 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:24:39,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 20:24:41,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:41,933 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:24:42,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:24:42,378 INFO L255 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 20:24:42,380 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:24:56,689 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 20:24:56,708 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-13 20:25:29,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 20:25:57,776 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 20:27:23,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:27:23,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 104 states and 196 transitions. [2024-11-13 20:27:23,086 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 196 transitions. [2024-11-13 20:27:23,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-13 20:27:23,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:27:23,087 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:27:23,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:27:23,092 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:27:23,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 20:27:24,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:27:24,694 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:27:25,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:27:25,091 INFO L255 TraceCheckSpWp]: Trace formula consists of 747 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 20:27:25,094 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:27:25,313 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 20:27:25,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-11-13 20:28:05,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:28:05,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 106 states and 197 transitions. [2024-11-13 20:28:05,455 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 197 transitions. [2024-11-13 20:28:05,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-13 20:28:05,456 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:28:05,457 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:28:05,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:28:05,459 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:28:05,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 20:28:08,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:28:08,019 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:28:08,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:28:08,504 INFO L255 TraceCheckSpWp]: Trace formula consists of 757 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 20:28:08,506 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:28:39,850 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:28:39,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-13 20:30:00,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.94s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 20:32:18,827 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.46s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 20:32:21,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.59s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 20:33:02,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:33:02,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 123 states and 249 transitions. [2024-11-13 20:33:02,983 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 249 transitions. [2024-11-13 20:33:02,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-13 20:33:02,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:33:02,984 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:33:02,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:33:02,986 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:33:02,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 20:33:05,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:33:05,762 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:33:06,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:33:06,244 INFO L255 TraceCheckSpWp]: Trace formula consists of 763 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 20:33:06,246 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:33:21,110 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:33:21,138 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56335d62-1ceb-486a-af34-4f6d349aa1d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0