./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 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c85828b-a773-4792-a235-617f9a81b472/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c85828b-a773-4792-a235-617f9a81b472/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c85828b-a773-4792-a235-617f9a81b472/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c85828b-a773-4792-a235-617f9a81b472/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c85828b-a773-4792-a235-617f9a81b472/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c85828b-a773-4792-a235-617f9a81b472/bin/utaipan-vmNK8stdcF --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:29:09,245 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:29:09,247 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:29:09,300 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:29:09,306 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:29:09,311 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:29:09,314 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:29:09,318 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:29:09,321 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:29:09,329 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:29:09,330 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:29:09,332 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:29:09,333 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:29:09,336 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:29:09,339 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:29:09,345 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:29:09,347 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:29:09,349 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:29:09,354 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:29:09,359 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:29:09,363 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:29:09,365 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:29:09,366 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:29:09,367 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:29:09,370 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:29:09,370 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:29:09,371 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:29:09,372 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:29:09,372 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:29:09,373 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:29:09,374 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:29:09,375 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:29:09,376 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:29:09,377 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:29:09,378 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:29:09,378 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:29:09,379 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:29:09,379 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:29:09,379 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:29:09,380 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:29:09,381 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:29:09,382 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c85828b-a773-4792-a235-617f9a81b472/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-12 23:29:09,410 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:29:09,410 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:29:09,411 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:29:09,411 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:29:09,411 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:29:09,412 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:29:09,412 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:29:09,412 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 23:29:09,412 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:29:09,412 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:29:09,413 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 23:29:09,413 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 23:29:09,413 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:29:09,413 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 23:29:09,414 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 23:29:09,414 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 23:29:09,414 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:29:09,415 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-12 23:29:09,415 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 23:29:09,415 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-12 23:29:09,415 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:29:09,416 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 23:29:09,416 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:29:09,416 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 23:29:09,416 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:29:09,416 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-12 23:29:09,417 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 23:29:09,417 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:29:09,417 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 23:29:09,417 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:29:09,418 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:29:09,418 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:29:09,418 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:29:09,418 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:29:09,418 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 23:29:09,419 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 23:29:09,419 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 23:29:09,419 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 23:29:09,419 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:29:09,420 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:29:09,420 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_4c85828b-a773-4792-a235-617f9a81b472/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c85828b-a773-4792-a235-617f9a81b472/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2021-11-12 23:29:09,685 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:29:09,711 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:29:09,714 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:29:09,716 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:29:09,717 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:29:09,718 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c85828b-a773-4792-a235-617f9a81b472/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-11-12 23:29:09,786 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c85828b-a773-4792-a235-617f9a81b472/bin/utaipan-vmNK8stdcF/data/b9807475b/600e88a83fe046c5bdc314f5ea8767f3/FLAG037a856db [2021-11-12 23:29:10,449 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:29:10,449 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c85828b-a773-4792-a235-617f9a81b472/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-11-12 23:29:10,478 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c85828b-a773-4792-a235-617f9a81b472/bin/utaipan-vmNK8stdcF/data/b9807475b/600e88a83fe046c5bdc314f5ea8767f3/FLAG037a856db [2021-11-12 23:29:10,655 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c85828b-a773-4792-a235-617f9a81b472/bin/utaipan-vmNK8stdcF/data/b9807475b/600e88a83fe046c5bdc314f5ea8767f3 [2021-11-12 23:29:10,658 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:29:10,659 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:29:10,661 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:29:10,661 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:29:10,664 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:29:10,665 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:29:10" (1/1) ... [2021-11-12 23:29:10,666 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1aed4399 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:29:10, skipping insertion in model container [2021-11-12 23:29:10,666 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:29:10" (1/1) ... [2021-11-12 23:29:10,673 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:29:10,732 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:29:10,924 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_4c85828b-a773-4792-a235-617f9a81b472/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2021-11-12 23:29:11,445 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2021-11-12 23:29:11,446 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4a3dec94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:29:11, skipping insertion in model container [2021-11-12 23:29:11,446 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:29:11,447 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-12 23:29:11,449 INFO L158 Benchmark]: Toolchain (without parser) took 788.57ms. Allocated memory is still 109.1MB. Free memory was 74.8MB in the beginning and 79.0MB in the end (delta: -4.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-12 23:29:11,450 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 109.1MB. Free memory is still 65.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 23:29:11,452 INFO L158 Benchmark]: CACSL2BoogieTranslator took 785.90ms. Allocated memory is still 109.1MB. Free memory was 74.6MB in the beginning and 79.0MB in the end (delta: -4.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-12 23:29:11,454 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 109.1MB. Free memory is still 65.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 785.90ms. Allocated memory is still 109.1MB. Free memory was 74.6MB in the beginning and 79.0MB in the end (delta: -4.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * 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_4c85828b-a773-4792-a235-617f9a81b472/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c85828b-a773-4792-a235-617f9a81b472/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c85828b-a773-4792-a235-617f9a81b472/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c85828b-a773-4792-a235-617f9a81b472/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c85828b-a773-4792-a235-617f9a81b472/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c85828b-a773-4792-a235-617f9a81b472/bin/utaipan-vmNK8stdcF --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:29:13,690 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:29:13,692 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:29:13,738 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:29:13,739 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:29:13,743 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:29:13,745 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:29:13,753 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:29:13,756 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:29:13,763 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:29:13,765 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:29:13,766 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:29:13,767 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:29:13,769 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:29:13,771 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:29:13,776 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:29:13,777 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:29:13,778 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:29:13,787 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:29:13,794 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:29:13,796 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:29:13,798 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:29:13,801 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:29:13,802 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:29:13,811 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:29:13,812 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:29:13,812 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:29:13,814 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:29:13,815 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:29:13,816 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:29:13,816 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:29:13,817 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:29:13,819 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:29:13,820 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:29:13,821 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:29:13,821 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:29:13,822 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:29:13,822 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:29:13,823 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:29:13,824 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:29:13,825 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:29:13,830 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c85828b-a773-4792-a235-617f9a81b472/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-12 23:29:13,878 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:29:13,878 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:29:13,879 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:29:13,879 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:29:13,880 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:29:13,880 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:29:13,880 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:29:13,880 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:29:13,880 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:29:13,881 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:29:13,883 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:29:13,883 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-12 23:29:13,883 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-12 23:29:13,883 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:29:13,884 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 23:29:13,884 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:29:13,884 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 23:29:13,884 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:29:13,884 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-12 23:29:13,885 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-12 23:29:13,885 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-12 23:29:13,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 23:29:13,885 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:29:13,885 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 23:29:13,886 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:29:13,886 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-12 23:29:13,886 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:29:13,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:29:13,887 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:29:13,887 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:29:13,887 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 23:29:13,887 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-12 23:29:13,887 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-12 23:29:13,888 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 23:29:13,888 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:29:13,888 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:29:13,889 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_4c85828b-a773-4792-a235-617f9a81b472/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c85828b-a773-4792-a235-617f9a81b472/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2021-11-12 23:29:14,233 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:29:14,259 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:29:14,261 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:29:14,262 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:29:14,263 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:29:14,264 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c85828b-a773-4792-a235-617f9a81b472/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-11-12 23:29:14,342 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c85828b-a773-4792-a235-617f9a81b472/bin/utaipan-vmNK8stdcF/data/1f103b8a4/0c29b97fd083421fba5fe9c8a4806b8b/FLAGdb29e3cfa [2021-11-12 23:29:14,971 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:29:14,971 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c85828b-a773-4792-a235-617f9a81b472/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-11-12 23:29:14,996 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c85828b-a773-4792-a235-617f9a81b472/bin/utaipan-vmNK8stdcF/data/1f103b8a4/0c29b97fd083421fba5fe9c8a4806b8b/FLAGdb29e3cfa [2021-11-12 23:29:15,355 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c85828b-a773-4792-a235-617f9a81b472/bin/utaipan-vmNK8stdcF/data/1f103b8a4/0c29b97fd083421fba5fe9c8a4806b8b [2021-11-12 23:29:15,358 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:29:15,361 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:29:15,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:29:15,364 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:29:15,377 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:29:15,378 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:29:15" (1/1) ... [2021-11-12 23:29:15,379 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f94028 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:29:15, skipping insertion in model container [2021-11-12 23:29:15,380 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:29:15" (1/1) ... [2021-11-12 23:29:15,387 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:29:15,455 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:29:15,658 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_4c85828b-a773-4792-a235-617f9a81b472/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2021-11-12 23:29:16,036 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2021-11-12 23:29:16,037 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@18805659 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:29:16, skipping insertion in model container [2021-11-12 23:29:16,037 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:29:16,038 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-12 23:29:16,040 INFO L158 Benchmark]: Toolchain (without parser) took 678.10ms. Allocated memory was 50.3MB in the beginning and 62.9MB in the end (delta: 12.6MB). Free memory was 23.5MB in the beginning and 39.9MB in the end (delta: -16.4MB). Peak memory consumption was 3.9MB. Max. memory is 16.1GB. [2021-11-12 23:29:16,041 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 50.3MB. Free memory was 30.3MB in the beginning and 30.3MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 23:29:16,042 INFO L158 Benchmark]: CACSL2BoogieTranslator took 673.70ms. Allocated memory was 50.3MB in the beginning and 62.9MB in the end (delta: 12.6MB). Free memory was 23.3MB in the beginning and 39.9MB in the end (delta: -16.6MB). Peak memory consumption was 3.9MB. Max. memory is 16.1GB. [2021-11-12 23:29:16,043 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 50.3MB. Free memory was 30.3MB in the beginning and 30.3MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 673.70ms. Allocated memory was 50.3MB in the beginning and 62.9MB in the end (delta: 12.6MB). Free memory was 23.3MB in the beginning and 39.9MB in the end (delta: -16.6MB). Peak memory consumption was 3.9MB. Max. memory is 16.1GB. * 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