./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_503fef41-7524-4e59-8d05-29fcce05e2c7/bin/ugemcutter-iXBUUPsApB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_503fef41-7524-4e59-8d05-29fcce05e2c7/bin/ugemcutter-iXBUUPsApB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_503fef41-7524-4e59-8d05-29fcce05e2c7/bin/ugemcutter-iXBUUPsApB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_503fef41-7524-4e59-8d05-29fcce05e2c7/bin/ugemcutter-iXBUUPsApB/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_503fef41-7524-4e59-8d05-29fcce05e2c7/bin/ugemcutter-iXBUUPsApB/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_503fef41-7524-4e59-8d05-29fcce05e2c7/bin/ugemcutter-iXBUUPsApB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 02c317dfb0e531d0f3d38f86ef215d1fe8f154e8 ...................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_503fef41-7524-4e59-8d05-29fcce05e2c7/bin/ugemcutter-iXBUUPsApB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_503fef41-7524-4e59-8d05-29fcce05e2c7/bin/ugemcutter-iXBUUPsApB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_503fef41-7524-4e59-8d05-29fcce05e2c7/bin/ugemcutter-iXBUUPsApB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_503fef41-7524-4e59-8d05-29fcce05e2c7/bin/ugemcutter-iXBUUPsApB/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_503fef41-7524-4e59-8d05-29fcce05e2c7/bin/ugemcutter-iXBUUPsApB/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_503fef41-7524-4e59-8d05-29fcce05e2c7/bin/ugemcutter-iXBUUPsApB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 02c317dfb0e531d0f3d38f86ef215d1fe8f154e8 ....................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-16 09:57:32,778 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 09:57:32,780 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 09:57:32,809 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 09:57:32,810 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 09:57:32,811 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 09:57:32,813 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 09:57:32,815 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 09:57:32,817 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 09:57:32,819 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 09:57:32,820 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 09:57:32,821 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 09:57:32,822 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 09:57:32,823 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 09:57:32,825 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 09:57:32,826 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 09:57:32,827 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 09:57:32,829 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 09:57:32,831 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 09:57:32,833 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 09:57:32,835 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 09:57:32,837 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 09:57:32,838 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 09:57:32,839 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 09:57:32,843 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 09:57:32,843 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 09:57:32,844 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 09:57:32,845 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 09:57:32,845 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 09:57:32,846 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 09:57:32,847 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 09:57:32,848 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 09:57:32,849 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 09:57:32,850 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 09:57:32,851 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 09:57:32,852 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 09:57:32,853 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 09:57:32,853 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 09:57:32,854 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 09:57:32,855 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 09:57:32,856 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 09:57:32,857 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_503fef41-7524-4e59-8d05-29fcce05e2c7/bin/ugemcutter-iXBUUPsApB/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-10-16 09:57:32,880 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 09:57:32,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 09:57:32,881 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-16 09:57:32,881 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-16 09:57:32,882 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 09:57:32,883 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 09:57:32,883 INFO L138 SettingsManager]: * Use SBE=true [2021-10-16 09:57:32,883 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 09:57:32,883 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 09:57:32,884 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 09:57:32,884 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 09:57:32,884 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 09:57:32,884 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 09:57:32,884 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 09:57:32,885 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 09:57:32,885 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 09:57:32,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 09:57:32,885 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 09:57:32,885 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 09:57:32,886 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 09:57:32,886 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 09:57:32,886 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-16 09:57:32,886 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 09:57:32,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 09:57:32,887 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 09:57:32,887 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 09:57:32,887 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 09:57:32,888 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-16 09:57:32,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 09:57:32,888 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-16 09:57:32,888 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-10-16 09:57:32,889 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 09:57:32,889 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-10-16 09:57:32,889 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-10-16 09:57:32,889 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_503fef41-7524-4e59-8d05-29fcce05e2c7/bin/ugemcutter-iXBUUPsApB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_503fef41-7524-4e59-8d05-29fcce05e2c7/bin/ugemcutter-iXBUUPsApB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02c317dfb0e531d0f3d38f86ef215d1fe8f154e8 [2021-10-16 09:57:33,143 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 09:57:33,172 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 09:57:33,174 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 09:57:33,176 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 09:57:33,177 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 09:57:33,178 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_503fef41-7524-4e59-8d05-29fcce05e2c7/bin/ugemcutter-iXBUUPsApB/../../sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i [2021-10-16 09:57:33,251 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_503fef41-7524-4e59-8d05-29fcce05e2c7/bin/ugemcutter-iXBUUPsApB/data/f17acb005/888addeeeae14b8f812b45de47060e94/FLAGd52f897ec [2021-10-16 09:57:33,834 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 09:57:33,839 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_503fef41-7524-4e59-8d05-29fcce05e2c7/sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i [2021-10-16 09:57:33,875 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_503fef41-7524-4e59-8d05-29fcce05e2c7/bin/ugemcutter-iXBUUPsApB/data/f17acb005/888addeeeae14b8f812b45de47060e94/FLAGd52f897ec [2021-10-16 09:57:34,104 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_503fef41-7524-4e59-8d05-29fcce05e2c7/bin/ugemcutter-iXBUUPsApB/data/f17acb005/888addeeeae14b8f812b45de47060e94 [2021-10-16 09:57:34,107 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 09:57:34,115 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 09:57:34,118 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 09:57:34,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 09:57:34,121 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 09:57:34,122 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 09:57:34" (1/1) ... [2021-10-16 09:57:34,123 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@462b450c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:57:34, skipping insertion in model container [2021-10-16 09:57:34,123 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 09:57:34" (1/1) ... [2021-10-16 09:57:34,130 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 09:57:34,186 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 09:57:34,446 WARN L228 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_503fef41-7524-4e59-8d05-29fcce05e2c7/sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i[951,964] [2021-10-16 09:57:35,005 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2021-10-16 09:57:35,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3d07e4c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:57:35, skipping insertion in model container [2021-10-16 09:57:35,007 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 09:57:35,008 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 09:57:35,011 INFO L168 Benchmark]: Toolchain (without parser) took 894.24 ms. Allocated memory is still 132.1 MB. Free memory was 96.3 MB in the beginning and 99.3 MB in the end (delta: -3.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-16 09:57:35,013 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 96.5 MB. Free memory is still 50.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 09:57:35,015 INFO L168 Benchmark]: CACSL2BoogieTranslator took 889.98 ms. Allocated memory is still 132.1 MB. Free memory was 96.3 MB in the beginning and 99.3 MB in the end (delta: -3.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-16 09:57:35,017 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 96.5 MB. Free memory is still 50.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 889.98 ms. Allocated memory is still 132.1 MB. Free memory was 96.3 MB in the beginning and 99.3 MB in the end (delta: -3.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1374]: Unsupported Syntax Unsupported function: pthread_attr_init RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-5709675 [2021-10-16 09:57:37,400 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 09:57:37,404 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 09:57:37,443 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 09:57:37,443 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 09:57:37,445 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 09:57:37,447 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 09:57:37,450 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 09:57:37,452 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 09:57:37,454 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 09:57:37,455 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 09:57:37,457 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 09:57:37,457 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 09:57:37,459 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 09:57:37,460 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 09:57:37,462 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 09:57:37,463 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 09:57:37,464 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 09:57:37,467 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 09:57:37,469 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 09:57:37,472 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 09:57:37,473 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 09:57:37,475 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 09:57:37,476 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 09:57:37,480 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 09:57:37,480 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 09:57:37,481 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 09:57:37,482 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 09:57:37,482 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 09:57:37,483 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 09:57:37,484 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 09:57:37,485 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 09:57:37,486 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 09:57:37,489 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 09:57:37,494 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 09:57:37,494 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 09:57:37,495 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 09:57:37,495 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 09:57:37,496 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 09:57:37,498 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 09:57:37,498 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 09:57:37,504 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_503fef41-7524-4e59-8d05-29fcce05e2c7/bin/ugemcutter-iXBUUPsApB/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2021-10-16 09:57:37,555 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 09:57:37,556 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 09:57:37,556 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-16 09:57:37,557 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-16 09:57:37,559 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 09:57:37,559 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 09:57:37,559 INFO L138 SettingsManager]: * Use SBE=true [2021-10-16 09:57:37,560 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 09:57:37,560 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 09:57:37,560 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 09:57:37,561 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 09:57:37,561 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 09:57:37,562 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 09:57:37,562 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 09:57:37,562 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-16 09:57:37,562 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-16 09:57:37,562 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 09:57:37,563 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 09:57:37,563 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 09:57:37,563 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 09:57:37,563 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 09:57:37,563 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 09:57:37,564 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 09:57:37,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 09:57:37,564 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 09:57:37,564 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 09:57:37,564 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 09:57:37,564 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-16 09:57:37,565 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-16 09:57:37,565 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-16 09:57:37,565 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-10-16 09:57:37,565 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 09:57:37,566 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-10-16 09:57:37,566 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-10-16 09:57:37,566 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 09:57:37,566 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_503fef41-7524-4e59-8d05-29fcce05e2c7/bin/ugemcutter-iXBUUPsApB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_503fef41-7524-4e59-8d05-29fcce05e2c7/bin/ugemcutter-iXBUUPsApB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02c317dfb0e531d0f3d38f86ef215d1fe8f154e8 [2021-10-16 09:57:37,955 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 09:57:37,986 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 09:57:37,989 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 09:57:37,990 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 09:57:37,991 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 09:57:37,992 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_503fef41-7524-4e59-8d05-29fcce05e2c7/bin/ugemcutter-iXBUUPsApB/../../sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i [2021-10-16 09:57:38,072 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_503fef41-7524-4e59-8d05-29fcce05e2c7/bin/ugemcutter-iXBUUPsApB/data/3bd0659c6/b1cf80676b994be1ba02ae6c27ebf2ea/FLAG82e2362c8 [2021-10-16 09:57:38,808 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 09:57:38,809 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_503fef41-7524-4e59-8d05-29fcce05e2c7/sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i [2021-10-16 09:57:38,836 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_503fef41-7524-4e59-8d05-29fcce05e2c7/bin/ugemcutter-iXBUUPsApB/data/3bd0659c6/b1cf80676b994be1ba02ae6c27ebf2ea/FLAG82e2362c8 [2021-10-16 09:57:39,019 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_503fef41-7524-4e59-8d05-29fcce05e2c7/bin/ugemcutter-iXBUUPsApB/data/3bd0659c6/b1cf80676b994be1ba02ae6c27ebf2ea [2021-10-16 09:57:39,032 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 09:57:39,035 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 09:57:39,037 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 09:57:39,038 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 09:57:39,042 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 09:57:39,043 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 09:57:39" (1/1) ... [2021-10-16 09:57:39,044 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2140f119 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:57:39, skipping insertion in model container [2021-10-16 09:57:39,044 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 09:57:39" (1/1) ... [2021-10-16 09:57:39,054 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 09:57:39,124 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 09:57:39,345 WARN L228 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_503fef41-7524-4e59-8d05-29fcce05e2c7/sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i[951,964] [2021-10-16 09:57:39,839 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2021-10-16 09:57:39,840 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@24632d70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:57:39, skipping insertion in model container [2021-10-16 09:57:39,840 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 09:57:39,841 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 09:57:39,843 INFO L168 Benchmark]: Toolchain (without parser) took 806.67 ms. Allocated memory is still 58.7 MB. Free memory was 35.3 MB in the beginning and 37.8 MB in the end (delta: -2.5 MB). Peak memory consumption was 19.3 MB. Max. memory is 16.1 GB. [2021-10-16 09:57:39,844 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 58.7 MB. Free memory is still 39.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 09:57:39,845 INFO L168 Benchmark]: CACSL2BoogieTranslator took 803.52 ms. Allocated memory is still 58.7 MB. Free memory was 35.1 MB in the beginning and 37.8 MB in the end (delta: -2.6 MB). Peak memory consumption was 17.2 MB. Max. memory is 16.1 GB. [2021-10-16 09:57:39,846 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 58.7 MB. Free memory is still 39.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 803.52 ms. Allocated memory is still 58.7 MB. Free memory was 35.1 MB in the beginning and 37.8 MB in the end (delta: -2.6 MB). Peak memory consumption was 17.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1374]: Unsupported Syntax Unsupported function: pthread_attr_init RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...