./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd60a95-48f5-49c0-a49a-52ba2e151f01/bin/ugemcutter-gZIa6NM3Pm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd60a95-48f5-49c0-a49a-52ba2e151f01/bin/ugemcutter-gZIa6NM3Pm/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd60a95-48f5-49c0-a49a-52ba2e151f01/bin/ugemcutter-gZIa6NM3Pm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd60a95-48f5-49c0-a49a-52ba2e151f01/bin/ugemcutter-gZIa6NM3Pm/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd60a95-48f5-49c0-a49a-52ba2e151f01/bin/ugemcutter-gZIa6NM3Pm/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd60a95-48f5-49c0-a49a-52ba2e151f01/bin/ugemcutter-gZIa6NM3Pm --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 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-02 22:04:41,719 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 22:04:41,721 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 22:04:41,751 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 22:04:41,752 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 22:04:41,753 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 22:04:41,755 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 22:04:41,758 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 22:04:41,760 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 22:04:41,762 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 22:04:41,763 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 22:04:41,765 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 22:04:41,765 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 22:04:41,767 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 22:04:41,769 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 22:04:41,770 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 22:04:41,771 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 22:04:41,773 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 22:04:41,775 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 22:04:41,777 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 22:04:41,779 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 22:04:41,781 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 22:04:41,783 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 22:04:41,784 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 22:04:41,787 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 22:04:41,788 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 22:04:41,788 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 22:04:41,789 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 22:04:41,790 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 22:04:41,791 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 22:04:41,792 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 22:04:41,793 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 22:04:41,794 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 22:04:41,795 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 22:04:41,797 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 22:04:41,797 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 22:04:41,798 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 22:04:41,799 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 22:04:41,799 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 22:04:41,800 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 22:04:41,801 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 22:04:41,802 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd60a95-48f5-49c0-a49a-52ba2e151f01/bin/ugemcutter-gZIa6NM3Pm/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-02 22:04:41,826 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 22:04:41,827 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 22:04:41,827 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 22:04:41,827 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 22:04:41,829 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 22:04:41,829 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 22:04:41,829 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 22:04:41,830 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 22:04:41,830 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-02 22:04:41,830 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-02 22:04:41,831 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-02 22:04:41,831 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 22:04:41,831 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-02 22:04:41,832 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-02 22:04:41,832 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-02 22:04:41,832 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-02 22:04:41,832 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 22:04:41,833 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 22:04:41,833 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-02 22:04:41,833 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 22:04:41,834 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 22:04:41,834 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-02 22:04:41,834 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-02 22:04:41,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 22:04:41,835 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 22:04:41,835 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-02 22:04:41,836 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-02 22:04:41,836 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-02 22:04:41,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-02 22:04:41,836 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-02 22:04:41,837 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-02 22:04:41,837 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-02 22:04:41,837 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-02 22:04:41,838 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-02 22:04:41,838 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_8cd60a95-48f5-49c0-a49a-52ba2e151f01/bin/ugemcutter-gZIa6NM3Pm/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd60a95-48f5-49c0-a49a-52ba2e151f01/bin/ugemcutter-gZIa6NM3Pm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2021-11-02 22:04:42,109 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 22:04:42,135 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 22:04:42,137 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 22:04:42,139 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 22:04:42,140 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 22:04:42,141 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd60a95-48f5-49c0-a49a-52ba2e151f01/bin/ugemcutter-gZIa6NM3Pm/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-11-02 22:04:42,207 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd60a95-48f5-49c0-a49a-52ba2e151f01/bin/ugemcutter-gZIa6NM3Pm/data/d0a43c813/39e8532816064de6afcb9a7a5b473cad/FLAGe45abb926 [2021-11-02 22:04:42,861 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 22:04:42,861 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd60a95-48f5-49c0-a49a-52ba2e151f01/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-11-02 22:04:42,900 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd60a95-48f5-49c0-a49a-52ba2e151f01/bin/ugemcutter-gZIa6NM3Pm/data/d0a43c813/39e8532816064de6afcb9a7a5b473cad/FLAGe45abb926 [2021-11-02 22:04:43,092 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd60a95-48f5-49c0-a49a-52ba2e151f01/bin/ugemcutter-gZIa6NM3Pm/data/d0a43c813/39e8532816064de6afcb9a7a5b473cad [2021-11-02 22:04:43,095 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 22:04:43,098 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 22:04:43,106 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 22:04:43,107 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 22:04:43,110 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 22:04:43,112 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:04:43" (1/1) ... [2021-11-02 22:04:43,113 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dcd9637 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:04:43, skipping insertion in model container [2021-11-02 22:04:43,113 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:04:43" (1/1) ... [2021-11-02 22:04:43,122 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 22:04:43,201 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 22:04:43,485 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_8cd60a95-48f5-49c0-a49a-52ba2e151f01/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2021-11-02 22:04:44,006 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2021-11-02 22:04:44,007 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@30787015 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:04:44, skipping insertion in model container [2021-11-02 22:04:44,009 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 22:04:44,009 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-02 22:04:44,012 INFO L168 Benchmark]: Toolchain (without parser) took 913.92 ms. Allocated memory is still 138.4 MB. Free memory was 95.9 MB in the beginning and 106.7 MB in the end (delta: -10.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-02 22:04:44,014 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 138.4 MB. Free memory is still 115.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 22:04:44,016 INFO L168 Benchmark]: CACSL2BoogieTranslator took 903.06 ms. Allocated memory is still 138.4 MB. Free memory was 95.6 MB in the beginning and 106.7 MB in the end (delta: -11.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-02 22:04:44,018 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 138.4 MB. Free memory is still 115.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 903.06 ms. Allocated memory is still 138.4 MB. Free memory was 95.6 MB in the beginning and 106.7 MB in the end (delta: -11.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1369]: Unsupported Syntax Unsupported function: pthread_attr_init 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_8cd60a95-48f5-49c0-a49a-52ba2e151f01/bin/ugemcutter-gZIa6NM3Pm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd60a95-48f5-49c0-a49a-52ba2e151f01/bin/ugemcutter-gZIa6NM3Pm/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd60a95-48f5-49c0-a49a-52ba2e151f01/bin/ugemcutter-gZIa6NM3Pm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd60a95-48f5-49c0-a49a-52ba2e151f01/bin/ugemcutter-gZIa6NM3Pm/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd60a95-48f5-49c0-a49a-52ba2e151f01/bin/ugemcutter-gZIa6NM3Pm/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd60a95-48f5-49c0-a49a-52ba2e151f01/bin/ugemcutter-gZIa6NM3Pm --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 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-02 22:04:46,375 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 22:04:46,378 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 22:04:46,414 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 22:04:46,415 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 22:04:46,416 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 22:04:46,418 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 22:04:46,421 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 22:04:46,423 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 22:04:46,425 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 22:04:46,426 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 22:04:46,428 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 22:04:46,428 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 22:04:46,430 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 22:04:46,431 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 22:04:46,433 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 22:04:46,434 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 22:04:46,435 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 22:04:46,458 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 22:04:46,461 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 22:04:46,463 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 22:04:46,466 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 22:04:46,467 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 22:04:46,468 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 22:04:46,472 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 22:04:46,473 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 22:04:46,473 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 22:04:46,474 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 22:04:46,475 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 22:04:46,476 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 22:04:46,477 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 22:04:46,478 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 22:04:46,479 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 22:04:46,480 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 22:04:46,489 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 22:04:46,489 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 22:04:46,490 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 22:04:46,491 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 22:04:46,491 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 22:04:46,493 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 22:04:46,494 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 22:04:46,495 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd60a95-48f5-49c0-a49a-52ba2e151f01/bin/ugemcutter-gZIa6NM3Pm/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2021-11-02 22:04:46,542 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 22:04:46,542 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 22:04:46,543 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 22:04:46,543 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 22:04:46,546 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 22:04:46,546 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 22:04:46,547 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 22:04:46,547 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 22:04:46,547 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-02 22:04:46,547 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-02 22:04:46,548 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 22:04:46,549 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-02 22:04:46,549 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-02 22:04:46,549 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-02 22:04:46,549 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-02 22:04:46,549 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-02 22:04:46,550 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-02 22:04:46,550 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 22:04:46,550 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 22:04:46,550 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-02 22:04:46,551 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 22:04:46,551 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 22:04:46,551 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-02 22:04:46,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 22:04:46,551 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 22:04:46,552 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-02 22:04:46,552 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-02 22:04:46,552 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-02 22:04:46,552 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-02 22:04:46,552 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-02 22:04:46,553 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-02 22:04:46,553 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-02 22:04:46,553 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-02 22:04:46,553 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-02 22:04:46,554 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-02 22:04:46,554 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_8cd60a95-48f5-49c0-a49a-52ba2e151f01/bin/ugemcutter-gZIa6NM3Pm/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd60a95-48f5-49c0-a49a-52ba2e151f01/bin/ugemcutter-gZIa6NM3Pm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2021-11-02 22:04:46,960 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 22:04:46,989 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 22:04:46,992 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 22:04:46,994 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 22:04:46,995 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 22:04:46,996 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd60a95-48f5-49c0-a49a-52ba2e151f01/bin/ugemcutter-gZIa6NM3Pm/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-11-02 22:04:47,089 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd60a95-48f5-49c0-a49a-52ba2e151f01/bin/ugemcutter-gZIa6NM3Pm/data/ef471ed29/5daa587f6aed44eeaca3eeb65d0f608f/FLAG84404fd00 [2021-11-02 22:04:47,826 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 22:04:47,827 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd60a95-48f5-49c0-a49a-52ba2e151f01/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-11-02 22:04:47,862 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd60a95-48f5-49c0-a49a-52ba2e151f01/bin/ugemcutter-gZIa6NM3Pm/data/ef471ed29/5daa587f6aed44eeaca3eeb65d0f608f/FLAG84404fd00 [2021-11-02 22:04:48,043 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cd60a95-48f5-49c0-a49a-52ba2e151f01/bin/ugemcutter-gZIa6NM3Pm/data/ef471ed29/5daa587f6aed44eeaca3eeb65d0f608f [2021-11-02 22:04:48,046 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 22:04:48,048 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 22:04:48,061 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 22:04:48,061 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 22:04:48,065 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 22:04:48,066 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:04:48" (1/1) ... [2021-11-02 22:04:48,067 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15c7a4e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:04:48, skipping insertion in model container [2021-11-02 22:04:48,068 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:04:48" (1/1) ... [2021-11-02 22:04:48,076 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 22:04:48,158 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 22:04:48,368 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_8cd60a95-48f5-49c0-a49a-52ba2e151f01/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2021-11-02 22:04:48,807 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2021-11-02 22:04:48,808 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2ce9ad84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:04:48, skipping insertion in model container [2021-11-02 22:04:48,808 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 22:04:48,808 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-02 22:04:48,811 INFO L168 Benchmark]: Toolchain (without parser) took 761.97 ms. Allocated memory is still 73.4 MB. Free memory was 52.3 MB in the beginning and 51.2 MB in the end (delta: 1.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-02 22:04:48,812 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 73.4 MB. Free memory was 53.6 MB in the beginning and 53.6 MB in the end (delta: 54.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 22:04:48,813 INFO L168 Benchmark]: CACSL2BoogieTranslator took 747.41 ms. Allocated memory is still 73.4 MB. Free memory was 52.1 MB in the beginning and 51.2 MB in the end (delta: 869.2 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-02 22:04:48,814 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 73.4 MB. Free memory was 53.6 MB in the beginning and 53.6 MB in the end (delta: 54.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 747.41 ms. Allocated memory is still 73.4 MB. Free memory was 52.1 MB in the beginning and 51.2 MB in the end (delta: 869.2 kB). 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: 1369]: Unsupported Syntax Unsupported function: pthread_attr_init RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN