./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 b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf108b48-5268-411e-aff0-ad2e371eb38c/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf108b48-5268-411e-aff0-ad2e371eb38c/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf108b48-5268-411e-aff0-ad2e371eb38c/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf108b48-5268-411e-aff0-ad2e371eb38c/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf108b48-5268-411e-aff0-ad2e371eb38c/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf108b48-5268-411e-aff0-ad2e371eb38c/bin/uautomizer-GMMbpWq8iD --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 .................................................................................................................................... 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_bf108b48-5268-411e-aff0-ad2e371eb38c/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf108b48-5268-411e-aff0-ad2e371eb38c/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf108b48-5268-411e-aff0-ad2e371eb38c/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf108b48-5268-411e-aff0-ad2e371eb38c/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf108b48-5268-411e-aff0-ad2e371eb38c/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf108b48-5268-411e-aff0-ad2e371eb38c/bin/uautomizer-GMMbpWq8iD --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 22:48:28,383 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 22:48:28,386 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 22:48:28,432 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 22:48:28,433 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 22:48:28,437 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 22:48:28,439 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 22:48:28,442 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 22:48:28,445 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 22:48:28,450 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 22:48:28,451 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 22:48:28,453 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 22:48:28,454 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 22:48:28,456 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 22:48:28,458 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 22:48:28,460 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 22:48:28,460 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 22:48:28,461 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 22:48:28,463 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 22:48:28,465 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 22:48:28,466 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 22:48:28,468 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 22:48:28,469 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 22:48:28,470 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 22:48:28,473 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 22:48:28,474 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 22:48:28,474 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 22:48:28,475 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 22:48:28,476 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 22:48:28,477 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 22:48:28,477 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 22:48:28,478 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 22:48:28,479 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 22:48:28,480 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 22:48:28,481 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 22:48:28,481 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 22:48:28,482 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 22:48:28,482 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 22:48:28,483 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 22:48:28,484 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 22:48:28,484 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 22:48:28,491 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf108b48-5268-411e-aff0-ad2e371eb38c/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 22:48:28,528 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 22:48:28,530 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 22:48:28,531 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 22:48:28,531 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 22:48:28,532 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 22:48:28,532 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 22:48:28,533 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 22:48:28,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 22:48:28,533 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 22:48:28,533 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 22:48:28,534 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 22:48:28,535 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 22:48:28,535 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 22:48:28,535 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 22:48:28,535 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 22:48:28,536 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 22:48:28,536 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 22:48:28,536 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 22:48:28,536 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 22:48:28,536 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 22:48:28,537 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 22:48:28,537 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 22:48:28,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 22:48:28,537 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 22:48:28,538 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 22:48:28,538 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 22:48:28,538 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 22:48:28,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 22:48:28,538 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 22:48:28,540 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 22:48:28,540 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 22:48:28,540 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 22:48:28,541 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_bf108b48-5268-411e-aff0-ad2e371eb38c/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf108b48-5268-411e-aff0-ad2e371eb38c/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2021-10-28 22:48:28,788 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 22:48:28,813 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 22:48:28,816 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 22:48:28,817 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 22:48:28,818 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 22:48:28,819 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf108b48-5268-411e-aff0-ad2e371eb38c/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-10-28 22:48:28,884 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf108b48-5268-411e-aff0-ad2e371eb38c/bin/uautomizer-GMMbpWq8iD/data/2951071e9/05a5512b43a1486696ec4281bbc14bb4/FLAG6ef8405f3 [2021-10-28 22:48:29,459 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 22:48:29,459 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf108b48-5268-411e-aff0-ad2e371eb38c/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-10-28 22:48:29,486 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf108b48-5268-411e-aff0-ad2e371eb38c/bin/uautomizer-GMMbpWq8iD/data/2951071e9/05a5512b43a1486696ec4281bbc14bb4/FLAG6ef8405f3 [2021-10-28 22:48:29,716 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf108b48-5268-411e-aff0-ad2e371eb38c/bin/uautomizer-GMMbpWq8iD/data/2951071e9/05a5512b43a1486696ec4281bbc14bb4 [2021-10-28 22:48:29,719 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 22:48:29,720 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 22:48:29,722 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 22:48:29,722 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 22:48:29,725 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 22:48:29,726 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:48:29" (1/1) ... [2021-10-28 22:48:29,727 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@709e1b16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:48:29, skipping insertion in model container [2021-10-28 22:48:29,727 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:48:29" (1/1) ... [2021-10-28 22:48:29,735 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 22:48:29,791 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 22:48:30,054 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_bf108b48-5268-411e-aff0-ad2e371eb38c/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2021-10-28 22:48:30,394 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2021-10-28 22:48:30,395 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3fc290a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:48:30, skipping insertion in model container [2021-10-28 22:48:30,395 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 22:48:30,396 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-28 22:48:30,398 INFO L168 Benchmark]: Toolchain (without parser) took 676.43 ms. Allocated memory is still 127.9 MB. Free memory was 90.9 MB in the beginning and 98.0 MB in the end (delta: -7.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 22:48:30,399 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 88.1 MB. Free memory was 59.7 MB in the beginning and 59.7 MB in the end (delta: 26.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 22:48:30,399 INFO L168 Benchmark]: CACSL2BoogieTranslator took 673.84 ms. Allocated memory is still 127.9 MB. Free memory was 90.7 MB in the beginning and 98.0 MB in the end (delta: -7.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 22:48:30,401 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 88.1 MB. Free memory was 59.7 MB in the beginning and 59.7 MB in the end (delta: 26.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 673.84 ms. Allocated memory is still 127.9 MB. Free memory was 90.7 MB in the beginning and 98.0 MB in the end (delta: -7.4 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 22:48:32,642 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 22:48:32,644 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 22:48:32,679 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 22:48:32,680 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 22:48:32,685 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 22:48:32,687 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 22:48:32,689 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 22:48:32,691 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 22:48:32,692 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 22:48:32,693 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 22:48:32,695 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 22:48:32,695 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 22:48:32,697 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 22:48:32,701 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 22:48:32,703 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 22:48:32,708 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 22:48:32,716 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 22:48:32,735 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 22:48:32,737 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 22:48:32,739 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 22:48:32,744 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 22:48:32,745 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 22:48:32,746 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 22:48:32,750 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 22:48:32,750 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 22:48:32,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 22:48:32,751 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 22:48:32,752 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 22:48:32,753 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 22:48:32,754 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 22:48:32,760 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 22:48:32,762 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 22:48:32,762 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 22:48:32,764 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 22:48:32,764 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 22:48:32,765 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 22:48:32,765 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 22:48:32,765 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 22:48:32,767 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 22:48:32,768 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 22:48:32,769 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf108b48-5268-411e-aff0-ad2e371eb38c/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-10-28 22:48:32,819 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 22:48:32,819 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 22:48:32,820 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 22:48:32,820 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 22:48:32,822 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 22:48:32,822 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 22:48:32,823 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 22:48:32,823 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 22:48:32,823 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 22:48:32,823 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 22:48:32,824 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 22:48:32,824 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 22:48:32,825 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 22:48:32,825 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 22:48:32,825 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 22:48:32,825 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 22:48:32,825 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 22:48:32,826 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 22:48:32,826 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 22:48:32,826 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 22:48:32,826 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 22:48:32,826 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 22:48:32,827 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 22:48:32,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 22:48:32,827 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 22:48:32,827 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 22:48:32,827 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 22:48:32,828 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 22:48:32,828 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 22:48:32,828 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 22:48:32,828 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 22:48:32,828 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 22:48:32,829 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 22:48:32,829 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 22:48:32,829 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_bf108b48-5268-411e-aff0-ad2e371eb38c/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf108b48-5268-411e-aff0-ad2e371eb38c/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2021-10-28 22:48:33,223 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 22:48:33,256 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 22:48:33,259 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 22:48:33,260 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 22:48:33,260 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 22:48:33,261 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf108b48-5268-411e-aff0-ad2e371eb38c/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-10-28 22:48:33,331 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf108b48-5268-411e-aff0-ad2e371eb38c/bin/uautomizer-GMMbpWq8iD/data/d579dbf24/8e81cadce02d4b539d76f9784e2207ba/FLAG05047dc3d [2021-10-28 22:48:34,005 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 22:48:34,006 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf108b48-5268-411e-aff0-ad2e371eb38c/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2021-10-28 22:48:34,030 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf108b48-5268-411e-aff0-ad2e371eb38c/bin/uautomizer-GMMbpWq8iD/data/d579dbf24/8e81cadce02d4b539d76f9784e2207ba/FLAG05047dc3d [2021-10-28 22:48:34,348 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf108b48-5268-411e-aff0-ad2e371eb38c/bin/uautomizer-GMMbpWq8iD/data/d579dbf24/8e81cadce02d4b539d76f9784e2207ba [2021-10-28 22:48:34,350 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 22:48:34,353 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 22:48:34,354 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 22:48:34,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 22:48:34,358 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 22:48:34,358 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:48:34" (1/1) ... [2021-10-28 22:48:34,359 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35663fc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:48:34, skipping insertion in model container [2021-10-28 22:48:34,359 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:48:34" (1/1) ... [2021-10-28 22:48:34,367 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 22:48:34,434 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 22:48:34,585 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_bf108b48-5268-411e-aff0-ad2e371eb38c/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2021-10-28 22:48:35,002 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2021-10-28 22:48:35,002 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6b12531e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:48:35, skipping insertion in model container [2021-10-28 22:48:35,003 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 22:48:35,003 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-28 22:48:35,005 INFO L168 Benchmark]: Toolchain (without parser) took 651.27 ms. Allocated memory is still 60.8 MB. Free memory was 37.1 MB in the beginning and 38.2 MB in the end (delta: -1.0 MB). Peak memory consumption was 16.6 MB. Max. memory is 16.1 GB. [2021-10-28 22:48:35,006 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 60.8 MB. Free memory is still 40.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 22:48:35,007 INFO L168 Benchmark]: CACSL2BoogieTranslator took 649.10 ms. Allocated memory is still 60.8 MB. Free memory was 36.9 MB in the beginning and 38.2 MB in the end (delta: -1.2 MB). Peak memory consumption was 14.5 MB. Max. memory is 16.1 GB. [2021-10-28 22:48:35,008 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 60.8 MB. Free memory is still 40.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 649.10 ms. Allocated memory is still 60.8 MB. Free memory was 36.9 MB in the beginning and 38.2 MB in the end (delta: -1.2 MB). Peak memory consumption was 14.5 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...