./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/46_monabsex2_vs.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_4855c314-ab74-49fd-b6f6-91a7af99f15b/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_4855c314-ab74-49fd-b6f6-91a7af99f15b/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4855c314-ab74-49fd-b6f6-91a7af99f15b/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4855c314-ab74-49fd-b6f6-91a7af99f15b/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/46_monabsex2_vs.i -s /tmp/vcloud-vcloud-master/worker/run_dir_4855c314-ab74-49fd-b6f6-91a7af99f15b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4855c314-ab74-49fd-b6f6-91a7af99f15b/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 91d90daa2d454cfc9aa8e73928bdb54447228c98 ...................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 00:52:54,504 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 00:52:54,506 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 00:52:54,516 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 00:52:54,517 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 00:52:54,518 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 00:52:54,519 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 00:52:54,521 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 00:52:54,523 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 00:52:54,524 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 00:52:54,525 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 00:52:54,526 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 00:52:54,526 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 00:52:54,527 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 00:52:54,528 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 00:52:54,529 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 00:52:54,530 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 00:52:54,531 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 00:52:54,533 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 00:52:54,534 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 00:52:54,536 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 00:52:54,537 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 00:52:54,538 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 00:52:54,539 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 00:52:54,542 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 00:52:54,542 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 00:52:54,542 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 00:52:54,543 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 00:52:54,544 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 00:52:54,545 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 00:52:54,545 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 00:52:54,546 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 00:52:54,546 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 00:52:54,547 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 00:52:54,548 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 00:52:54,548 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 00:52:54,549 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 00:52:54,549 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 00:52:54,549 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 00:52:54,550 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 00:52:54,551 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 00:52:54,551 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4855c314-ab74-49fd-b6f6-91a7af99f15b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 00:52:54,564 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 00:52:54,564 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 00:52:54,565 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 00:52:54,565 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 00:52:54,565 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 00:52:54,566 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 00:52:54,566 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 00:52:54,566 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 00:52:54,566 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 00:52:54,567 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 00:52:54,567 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 00:52:54,567 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 00:52:54,567 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 00:52:54,568 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 00:52:54,568 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 00:52:54,568 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 00:52:54,568 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 00:52:54,568 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 00:52:54,569 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 00:52:54,569 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 00:52:54,569 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 00:52:54,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 00:52:54,570 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 00:52:54,570 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 00:52:54,570 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 00:52:54,570 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 00:52:54,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 00:52:54,571 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 00:52:54,571 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_4855c314-ab74-49fd-b6f6-91a7af99f15b/bin/uautomizer 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(__VERIFIER_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 -> 91d90daa2d454cfc9aa8e73928bdb54447228c98 [2019-11-20 00:52:54,708 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 00:52:54,718 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 00:52:54,721 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 00:52:54,723 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 00:52:54,723 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 00:52:54,724 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4855c314-ab74-49fd-b6f6-91a7af99f15b/bin/uautomizer/../../sv-benchmarks/c/pthread-ext/46_monabsex2_vs.i [2019-11-20 00:52:54,774 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4855c314-ab74-49fd-b6f6-91a7af99f15b/bin/uautomizer/data/37d5c4a10/240dd72a7657466c99a8f6045cb8866a/FLAGa56061251 [2019-11-20 00:52:55,234 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 00:52:55,235 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4855c314-ab74-49fd-b6f6-91a7af99f15b/sv-benchmarks/c/pthread-ext/46_monabsex2_vs.i [2019-11-20 00:52:55,259 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4855c314-ab74-49fd-b6f6-91a7af99f15b/bin/uautomizer/data/37d5c4a10/240dd72a7657466c99a8f6045cb8866a/FLAGa56061251 [2019-11-20 00:52:55,269 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4855c314-ab74-49fd-b6f6-91a7af99f15b/bin/uautomizer/data/37d5c4a10/240dd72a7657466c99a8f6045cb8866a [2019-11-20 00:52:55,272 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 00:52:55,273 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 00:52:55,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 00:52:55,274 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 00:52:55,277 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 00:52:55,278 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:52:55" (1/1) ... [2019-11-20 00:52:55,280 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48f782db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:52:55, skipping insertion in model container [2019-11-20 00:52:55,280 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:52:55" (1/1) ... [2019-11-20 00:52:55,287 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 00:52:55,332 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 00:52:55,701 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 00:52:55,712 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 00:52:55,771 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 00:52:55,845 INFO L192 MainTranslator]: Completed translation [2019-11-20 00:52:55,846 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:52:55 WrapperNode [2019-11-20 00:52:55,846 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 00:52:55,847 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 00:52:55,847 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 00:52:55,847 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 00:52:55,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:52:55" (1/1) ... [2019-11-20 00:52:55,875 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:52:55" (1/1) ... [2019-11-20 00:52:55,890 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 00:52:55,890 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 00:52:55,890 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 00:52:55,890 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 00:52:55,899 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:52:55" (1/1) ... [2019-11-20 00:52:55,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:52:55" (1/1) ... [2019-11-20 00:52:55,901 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:52:55" (1/1) ... [2019-11-20 00:52:55,902 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:52:55" (1/1) ... [2019-11-20 00:52:55,906 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:52:55" (1/1) ... [2019-11-20 00:52:55,910 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:52:55" (1/1) ... [2019-11-20 00:52:55,911 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:52:55" (1/1) ... [2019-11-20 00:52:55,914 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 00:52:55,914 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 00:52:55,914 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 00:52:55,914 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 00:52:55,915 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:52:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4855c314-ab74-49fd-b6f6-91a7af99f15b/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 00:52:55,982 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-11-20 00:52:55,983 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-11-20 00:52:55,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 00:52:55,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 00:52:55,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 00:52:55,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 00:52:55,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 00:52:55,989 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-20 00:52:56,356 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 00:52:56,357 INFO L285 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-20 00:52:56,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:52:56 BoogieIcfgContainer [2019-11-20 00:52:56,358 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 00:52:56,359 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 00:52:56,359 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 00:52:56,362 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 00:52:56,362 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 12:52:55" (1/3) ... [2019-11-20 00:52:56,363 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73937fb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:52:56, skipping insertion in model container [2019-11-20 00:52:56,363 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:52:55" (2/3) ... [2019-11-20 00:52:56,364 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73937fb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:52:56, skipping insertion in model container [2019-11-20 00:52:56,366 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:52:56" (3/3) ... [2019-11-20 00:52:56,370 INFO L109 eAbstractionObserver]: Analyzing ICFG 46_monabsex2_vs.i [2019-11-20 00:52:56,415 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 00:52:56,415 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 00:52:56,416 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 00:52:56,417 WARN L315 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 00:52:56,418 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 00:52:56,418 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 00:52:56,419 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 00:52:56,419 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 00:52:56,419 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 00:52:56,419 WARN L315 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 00:52:56,420 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 00:52:56,420 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 00:52:56,422 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 00:52:56,422 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 00:52:56,422 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 00:52:56,423 WARN L315 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 00:52:56,424 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 00:52:56,424 WARN L315 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-20 00:52:56,438 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-11-20 00:52:56,438 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 00:52:56,445 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-11-20 00:52:56,456 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-11-20 00:52:56,474 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 00:52:56,474 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 00:52:56,474 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 00:52:56,475 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 00:52:56,475 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 00:52:56,475 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 00:52:56,475 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 00:52:56,475 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 00:52:56,484 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 50 places, 47 transitions [2019-11-20 00:52:57,308 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 9007 states. [2019-11-20 00:52:57,311 INFO L276 IsEmpty]: Start isEmpty. Operand 9007 states. [2019-11-20 00:52:57,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-20 00:52:57,321 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 00:52:57,322 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 00:52:57,323 INFO L410 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 00:52:57,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:52:57,329 INFO L82 PathProgramCache]: Analyzing trace with hash -394849322, now seen corresponding path program 1 times [2019-11-20 00:52:57,337 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 00:52:57,338 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453225224] [2019-11-20 00:52:57,338 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 00:52:57,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:52:57,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:52:57,602 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453225224] [2019-11-20 00:52:57,604 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 00:52:57,604 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 00:52:57,606 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691421866] [2019-11-20 00:52:57,610 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 00:52:57,611 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 00:52:57,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 00:52:57,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 00:52:57,627 INFO L87 Difference]: Start difference. First operand 9007 states. Second operand 3 states. [2019-11-20 00:52:57,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 00:52:57,776 INFO L93 Difference]: Finished difference Result 3135 states and 9853 transitions. [2019-11-20 00:52:57,777 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 00:52:57,779 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2019-11-20 00:52:57,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 00:52:57,837 INFO L225 Difference]: With dead ends: 3135 [2019-11-20 00:52:57,838 INFO L226 Difference]: Without dead ends: 2635 [2019-11-20 00:52:57,840 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 00:52:57,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2635 states. [2019-11-20 00:52:58,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2635 to 2635. [2019-11-20 00:52:58,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2635 states. [2019-11-20 00:52:58,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2635 states to 2635 states and 7978 transitions. [2019-11-20 00:52:58,096 INFO L78 Accepts]: Start accepts. Automaton has 2635 states and 7978 transitions. Word has length 14 [2019-11-20 00:52:58,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 00:52:58,097 INFO L462 AbstractCegarLoop]: Abstraction has 2635 states and 7978 transitions. [2019-11-20 00:52:58,097 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 00:52:58,097 INFO L276 IsEmpty]: Start isEmpty. Operand 2635 states and 7978 transitions. [2019-11-20 00:52:58,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 00:52:58,101 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 00:52:58,102 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 00:52:58,102 INFO L410 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 00:52:58,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:52:58,103 INFO L82 PathProgramCache]: Analyzing trace with hash 1181666122, now seen corresponding path program 1 times [2019-11-20 00:52:58,103 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 00:52:58,103 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389106517] [2019-11-20 00:52:58,103 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 00:52:58,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:52:58,184 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 00:52:58,184 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389106517] [2019-11-20 00:52:58,185 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 00:52:58,185 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 00:52:58,185 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727292033] [2019-11-20 00:52:58,186 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 00:52:58,187 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 00:52:58,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 00:52:58,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 00:52:58,187 INFO L87 Difference]: Start difference. First operand 2635 states and 7978 transitions. Second operand 3 states. [2019-11-20 00:52:58,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 00:52:58,258 INFO L93 Difference]: Finished difference Result 1555 states and 4468 transitions. [2019-11-20 00:52:58,259 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 00:52:58,259 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-11-20 00:52:58,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 00:52:58,260 INFO L225 Difference]: With dead ends: 1555 [2019-11-20 00:52:58,260 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 00:52:58,261 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 00:52:58,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 00:52:58,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 00:52:58,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 00:52:58,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 00:52:58,262 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 22 [2019-11-20 00:52:58,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 00:52:58,263 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 00:52:58,265 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 00:52:58,266 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 00:52:58,266 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 00:52:58,270 INFO L304 ceAbstractionStarter]: Did not count any witness invariants because Icfg is not BoogieIcfg [2019-11-20 00:52:58,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 12:52:58 BasicIcfg [2019-11-20 00:52:58,273 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 00:52:58,273 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 00:52:58,273 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 00:52:58,273 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 00:52:58,274 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:52:56" (3/4) ... [2019-11-20 00:52:58,279 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 00:52:58,288 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thr1 [2019-11-20 00:52:58,308 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2019-11-20 00:52:58,308 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2019-11-20 00:52:58,308 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 00:52:58,358 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_4855c314-ab74-49fd-b6f6-91a7af99f15b/bin/uautomizer/witness.graphml [2019-11-20 00:52:58,359 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 00:52:58,367 INFO L168 Benchmark]: Toolchain (without parser) took 3087.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -140.9 MB). Peak memory consumption was 4.4 MB. Max. memory is 11.5 GB. [2019-11-20 00:52:58,367 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 00:52:58,368 INFO L168 Benchmark]: CACSL2BoogieTranslator took 572.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -177.7 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-11-20 00:52:58,368 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 00:52:58,369 INFO L168 Benchmark]: Boogie Preprocessor took 23.71 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 00:52:58,370 INFO L168 Benchmark]: RCFGBuilder took 444.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2019-11-20 00:52:58,373 INFO L168 Benchmark]: TraceAbstraction took 1913.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 11.5 GB. [2019-11-20 00:52:58,373 INFO L168 Benchmark]: Witness Printer took 86.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-11-20 00:52:58,376 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 572.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -177.7 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 43.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.71 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 444.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1913.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 11.5 GB. * Witness Printer took 86.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 677]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 677]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 677]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 677]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 53 locations, 4 error locations. Result: SAFE, OverallTime: 1.7s, OverallIterations: 2, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 79 SDtfs, 30 SDslu, 41 SDs, 0 SdLazy, 19 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9007occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 36 NumberOfCodeBlocks, 36 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 34 ConstructedInterpolants, 0 QuantifiedInterpolants, 944 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 3/3 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...