./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product26.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_aa31b98c-21ca-403a-aaae-6fd00799d2b2/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_aa31b98c-21ca-403a-aaae-6fd00799d2b2/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_aa31b98c-21ca-403a-aaae-6fd00799d2b2/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_aa31b98c-21ca-403a-aaae-6fd00799d2b2/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product26.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_aa31b98c-21ca-403a-aaae-6fd00799d2b2/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_aa31b98c-21ca-403a-aaae-6fd00799d2b2/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 9a9facaada73db60539ede7a668b71ce2a4ae420 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 08:58:56,077 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:58:56,080 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:58:56,094 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:58:56,095 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:58:56,096 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:58:56,097 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:58:56,099 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:58:56,102 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:58:56,104 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:58:56,106 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:58:56,107 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:58:56,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:58:56,114 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:58:56,115 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:58:56,116 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:58:56,116 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:58:56,119 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:58:56,121 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:58:56,122 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:58:56,123 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:58:56,124 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:58:56,128 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:58:56,129 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:58:56,130 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:58:56,132 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:58:56,132 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:58:56,133 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:58:56,134 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:58:56,135 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:58:56,136 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:58:56,137 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:58:56,137 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:58:56,138 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:58:56,139 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:58:56,140 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:58:56,141 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:58:56,141 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:58:56,141 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:58:56,142 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:58:56,142 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:58:56,143 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_aa31b98c-21ca-403a-aaae-6fd00799d2b2/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-22 08:58:56,162 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:58:56,164 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:58:56,165 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:58:56,165 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:58:56,165 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:58:56,166 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:58:56,166 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:58:56,166 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:58:56,166 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:58:56,166 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:58:56,166 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 08:58:56,167 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 08:58:56,167 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 08:58:56,167 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:58:56,167 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:58:56,167 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:58:56,167 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 08:58:56,167 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:58:56,168 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:58:56,168 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 08:58:56,168 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 08:58:56,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:58:56,168 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:58:56,168 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 08:58:56,170 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 08:58:56,170 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:58:56,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 08:58:56,171 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 08:58:56,171 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/working_dir_aa31b98c-21ca-403a-aaae-6fd00799d2b2/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 -> 9a9facaada73db60539ede7a668b71ce2a4ae420 [2019-10-22 08:58:56,205 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:58:56,216 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:58:56,219 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:58:56,220 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:58:56,221 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:58:56,221 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_aa31b98c-21ca-403a-aaae-6fd00799d2b2/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product26.cil.c [2019-10-22 08:58:56,272 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_aa31b98c-21ca-403a-aaae-6fd00799d2b2/bin/uautomizer/data/15e5c59a1/c10263f584b74fafa52c370f8d843196/FLAG318db9cfe [2019-10-22 08:58:56,704 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:58:56,705 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_aa31b98c-21ca-403a-aaae-6fd00799d2b2/sv-benchmarks/c/product-lines/minepump_spec2_product26.cil.c [2019-10-22 08:58:56,716 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_aa31b98c-21ca-403a-aaae-6fd00799d2b2/bin/uautomizer/data/15e5c59a1/c10263f584b74fafa52c370f8d843196/FLAG318db9cfe [2019-10-22 08:58:57,079 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_aa31b98c-21ca-403a-aaae-6fd00799d2b2/bin/uautomizer/data/15e5c59a1/c10263f584b74fafa52c370f8d843196 [2019-10-22 08:58:57,081 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:58:57,083 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:58:57,084 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:58:57,084 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:58:57,087 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:58:57,087 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:58:57" (1/1) ... [2019-10-22 08:58:57,090 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10ee902c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:57, skipping insertion in model container [2019-10-22 08:58:57,090 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:58:57" (1/1) ... [2019-10-22 08:58:57,096 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:58:57,141 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:58:57,426 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:58:57,447 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:58:57,530 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:58:57,551 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:58:57,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:57 WrapperNode [2019-10-22 08:58:57,552 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:58:57,553 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:58:57,553 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:58:57,553 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:58:57,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:57" (1/1) ... [2019-10-22 08:58:57,574 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:57" (1/1) ... [2019-10-22 08:58:57,618 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:58:57,622 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:58:57,622 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:58:57,623 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:58:57,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:57" (1/1) ... [2019-10-22 08:58:57,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:57" (1/1) ... [2019-10-22 08:58:57,635 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:57" (1/1) ... [2019-10-22 08:58:57,649 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:57" (1/1) ... [2019-10-22 08:58:57,655 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:57" (1/1) ... [2019-10-22 08:58:57,665 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:57" (1/1) ... [2019-10-22 08:58:57,667 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:57" (1/1) ... [2019-10-22 08:58:57,670 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:58:57,671 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:58:57,671 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:58:57,671 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:58:57,672 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_aa31b98c-21ca-403a-aaae-6fd00799d2b2/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 [2019-10-22 08:58:57,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 08:58:57,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 08:58:57,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:58:57,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:58:58,441 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:58:58,441 INFO L284 CfgBuilder]: Removed 100 assume(true) statements. [2019-10-22 08:58:58,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:58:58 BoogieIcfgContainer [2019-10-22 08:58:58,442 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:58:58,443 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 08:58:58,443 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 08:58:58,446 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 08:58:58,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 08:58:57" (1/3) ... [2019-10-22 08:58:58,447 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e0363b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:58:58, skipping insertion in model container [2019-10-22 08:58:58,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:57" (2/3) ... [2019-10-22 08:58:58,448 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e0363b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:58:58, skipping insertion in model container [2019-10-22 08:58:58,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:58:58" (3/3) ... [2019-10-22 08:58:58,450 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product26.cil.c [2019-10-22 08:58:58,459 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 08:58:58,466 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-10-22 08:58:58,475 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-10-22 08:58:58,495 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 08:58:58,495 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 08:58:58,496 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 08:58:58,496 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:58:58,496 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:58:58,496 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 08:58:58,496 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:58:58,496 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 08:58:58,509 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states. [2019-10-22 08:58:58,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 08:58:58,514 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:58:58,515 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:58:58,516 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:58:58,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:58,521 INFO L82 PathProgramCache]: Analyzing trace with hash -139589629, now seen corresponding path program 1 times [2019-10-22 08:58:58,527 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:58,528 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124421254] [2019-10-22 08:58:58,528 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:58,528 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:58,528 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:58,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:58:58,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:58:58,754 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124421254] [2019-10-22 08:58:58,755 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:58:58,756 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 08:58:58,756 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772748266] [2019-10-22 08:58:58,760 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-22 08:58:58,760 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:58:58,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-22 08:58:58,777 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 08:58:58,779 INFO L87 Difference]: Start difference. First operand 79 states. Second operand 2 states. [2019-10-22 08:58:58,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:58:58,809 INFO L93 Difference]: Finished difference Result 151 states and 228 transitions. [2019-10-22 08:58:58,810 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-22 08:58:58,811 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-10-22 08:58:58,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:58:58,824 INFO L225 Difference]: With dead ends: 151 [2019-10-22 08:58:58,824 INFO L226 Difference]: Without dead ends: 75 [2019-10-22 08:58:58,827 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 08:58:58,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2019-10-22 08:58:58,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2019-10-22 08:58:58,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2019-10-22 08:58:58,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 106 transitions. [2019-10-22 08:58:58,862 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 106 transitions. Word has length 18 [2019-10-22 08:58:58,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:58:58,862 INFO L462 AbstractCegarLoop]: Abstraction has 75 states and 106 transitions. [2019-10-22 08:58:58,862 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-22 08:58:58,862 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 106 transitions. [2019-10-22 08:58:58,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-10-22 08:58:58,863 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:58:58,863 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:58:58,864 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:58:58,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:58,864 INFO L82 PathProgramCache]: Analyzing trace with hash 221130307, now seen corresponding path program 1 times [2019-10-22 08:58:58,864 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:58,864 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231940569] [2019-10-22 08:58:58,865 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:58,865 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:58,865 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:58,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:58:58,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:58:58,984 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [231940569] [2019-10-22 08:58:58,984 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:58:58,984 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:58:58,984 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990067380] [2019-10-22 08:58:58,986 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 08:58:58,986 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:58:58,986 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:58:58,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:58:58,987 INFO L87 Difference]: Start difference. First operand 75 states and 106 transitions. Second operand 3 states. [2019-10-22 08:58:59,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:58:59,004 INFO L93 Difference]: Finished difference Result 75 states and 106 transitions. [2019-10-22 08:58:59,004 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:58:59,005 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-10-22 08:58:59,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:58:59,005 INFO L225 Difference]: With dead ends: 75 [2019-10-22 08:58:59,006 INFO L226 Difference]: Without dead ends: 35 [2019-10-22 08:58:59,006 INFO L600 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 [2019-10-22 08:58:59,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2019-10-22 08:58:59,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2019-10-22 08:58:59,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2019-10-22 08:58:59,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2019-10-22 08:58:59,017 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 19 [2019-10-22 08:58:59,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:58:59,018 INFO L462 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2019-10-22 08:58:59,018 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 08:58:59,019 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2019-10-22 08:58:59,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 08:58:59,019 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:58:59,019 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:58:59,020 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:58:59,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:59,020 INFO L82 PathProgramCache]: Analyzing trace with hash -716043337, now seen corresponding path program 1 times [2019-10-22 08:58:59,020 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:59,020 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073677027] [2019-10-22 08:58:59,020 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:59,020 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:59,021 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:59,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:58:59,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:58:59,122 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073677027] [2019-10-22 08:58:59,122 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:58:59,122 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:58:59,122 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904230424] [2019-10-22 08:58:59,123 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 08:58:59,123 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:58:59,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:58:59,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:58:59,124 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand 3 states. [2019-10-22 08:58:59,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:58:59,147 INFO L93 Difference]: Finished difference Result 63 states and 91 transitions. [2019-10-22 08:58:59,147 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:58:59,147 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2019-10-22 08:58:59,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:58:59,149 INFO L225 Difference]: With dead ends: 63 [2019-10-22 08:58:59,154 INFO L226 Difference]: Without dead ends: 35 [2019-10-22 08:58:59,155 INFO L600 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 [2019-10-22 08:58:59,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2019-10-22 08:58:59,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2019-10-22 08:58:59,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2019-10-22 08:58:59,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 48 transitions. [2019-10-22 08:58:59,159 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 48 transitions. Word has length 24 [2019-10-22 08:58:59,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:58:59,160 INFO L462 AbstractCegarLoop]: Abstraction has 35 states and 48 transitions. [2019-10-22 08:58:59,160 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 08:58:59,160 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2019-10-22 08:58:59,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 08:58:59,160 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:58:59,160 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:58:59,165 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:58:59,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:59,165 INFO L82 PathProgramCache]: Analyzing trace with hash -1023539591, now seen corresponding path program 1 times [2019-10-22 08:58:59,165 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:59,166 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715094466] [2019-10-22 08:58:59,166 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:59,166 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:59,166 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:58:59,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:58:59,260 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715094466] [2019-10-22 08:58:59,261 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:58:59,261 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 08:58:59,261 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006263422] [2019-10-22 08:58:59,262 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 08:58:59,262 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:58:59,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 08:58:59,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 08:58:59,262 INFO L87 Difference]: Start difference. First operand 35 states and 48 transitions. Second operand 5 states. [2019-10-22 08:58:59,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:58:59,315 INFO L93 Difference]: Finished difference Result 86 states and 126 transitions. [2019-10-22 08:58:59,315 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 08:58:59,315 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-10-22 08:58:59,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:58:59,316 INFO L225 Difference]: With dead ends: 86 [2019-10-22 08:58:59,316 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 08:58:59,316 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-22 08:58:59,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 08:58:59,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 08:58:59,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 08:58:59,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 08:58:59,317 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2019-10-22 08:58:59,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:58:59,318 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 08:58:59,318 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 08:58:59,318 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 08:58:59,318 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 08:58:59,322 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 08:58:59,469 INFO L446 ceAbstractionStarter]: At program point L217(lines 198 220) the Hoare annotation is: true [2019-10-22 08:58:59,470 INFO L443 ceAbstractionStarter]: For program point L911(lines 911 924) no Hoare annotation was computed. [2019-10-22 08:58:59,470 INFO L443 ceAbstractionStarter]: For program point L102(lines 102 112) no Hoare annotation was computed. [2019-10-22 08:58:59,470 INFO L443 ceAbstractionStarter]: For program point L102-2(lines 102 112) no Hoare annotation was computed. [2019-10-22 08:58:59,470 INFO L443 ceAbstractionStarter]: For program point L102-4(lines 102 112) no Hoare annotation was computed. [2019-10-22 08:58:59,470 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 08:58:59,470 INFO L443 ceAbstractionStarter]: For program point L136(lines 136 140) no Hoare annotation was computed. [2019-10-22 08:58:59,470 INFO L443 ceAbstractionStarter]: For program point L103(lines 103 109) no Hoare annotation was computed. [2019-10-22 08:58:59,470 INFO L443 ceAbstractionStarter]: For program point L136-1(lines 700 706) no Hoare annotation was computed. [2019-10-22 08:58:59,470 INFO L443 ceAbstractionStarter]: For program point L103-2(lines 103 109) no Hoare annotation was computed. [2019-10-22 08:58:59,471 INFO L443 ceAbstractionStarter]: For program point L103-4(lines 103 109) no Hoare annotation was computed. [2019-10-22 08:58:59,471 INFO L439 ceAbstractionStarter]: At program point L929(lines 880 930) the Hoare annotation is: false [2019-10-22 08:58:59,471 INFO L439 ceAbstractionStarter]: At program point L87(lines 82 89) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-10-22 08:58:59,471 INFO L439 ceAbstractionStarter]: At program point L269(lines 264 272) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 08:58:59,471 INFO L439 ceAbstractionStarter]: At program point L269-1(lines 264 272) the Hoare annotation is: false [2019-10-22 08:58:59,471 INFO L439 ceAbstractionStarter]: At program point L269-2(lines 264 272) the Hoare annotation is: false [2019-10-22 08:58:59,471 INFO L443 ceAbstractionStarter]: For program point L319(line 319) no Hoare annotation was computed. [2019-10-22 08:58:59,472 INFO L443 ceAbstractionStarter]: For program point L319-1(line 319) no Hoare annotation was computed. [2019-10-22 08:58:59,472 INFO L443 ceAbstractionStarter]: For program point L319-2(line 319) no Hoare annotation was computed. [2019-10-22 08:58:59,472 INFO L443 ceAbstractionStarter]: For program point L732(lines 732 749) no Hoare annotation was computed. [2019-10-22 08:58:59,472 INFO L443 ceAbstractionStarter]: For program point L732-1(lines 732 749) no Hoare annotation was computed. [2019-10-22 08:58:59,472 INFO L443 ceAbstractionStarter]: For program point L732-2(lines 732 749) no Hoare annotation was computed. [2019-10-22 08:58:59,472 INFO L439 ceAbstractionStarter]: At program point L700(lines 699 718) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 08:58:59,472 INFO L443 ceAbstractionStarter]: For program point L700-1(lines 700 706) no Hoare annotation was computed. [2019-10-22 08:58:59,473 INFO L439 ceAbstractionStarter]: At program point L700-2(lines 699 718) the Hoare annotation is: false [2019-10-22 08:58:59,473 INFO L439 ceAbstractionStarter]: At program point L700-3(lines 699 718) the Hoare annotation is: false [2019-10-22 08:58:59,473 INFO L443 ceAbstractionStarter]: For program point L882(lines 881 928) no Hoare annotation was computed. [2019-10-22 08:58:59,474 INFO L439 ceAbstractionStarter]: At program point L73(lines 68 76) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-10-22 08:58:59,474 INFO L443 ceAbstractionStarter]: For program point L883(lines 883 887) no Hoare annotation was computed. [2019-10-22 08:58:59,474 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 08:58:59,474 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 260) no Hoare annotation was computed. [2019-10-22 08:58:59,474 INFO L443 ceAbstractionStarter]: For program point L901(lines 901 907) no Hoare annotation was computed. [2019-10-22 08:58:59,474 INFO L439 ceAbstractionStarter]: At program point L901-1(lines 901 907) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 08:58:59,474 INFO L443 ceAbstractionStarter]: For program point L736(lines 736 744) no Hoare annotation was computed. [2019-10-22 08:58:59,474 INFO L443 ceAbstractionStarter]: For program point L736-1(lines 736 744) no Hoare annotation was computed. [2019-10-22 08:58:59,475 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 319) no Hoare annotation was computed. [2019-10-22 08:58:59,475 INFO L443 ceAbstractionStarter]: For program point L736-2(lines 736 744) no Hoare annotation was computed. [2019-10-22 08:58:59,475 INFO L443 ceAbstractionStarter]: For program point L852(lines 852 856) no Hoare annotation was computed. [2019-10-22 08:58:59,475 INFO L443 ceAbstractionStarter]: For program point L852-2(lines 852 856) no Hoare annotation was computed. [2019-10-22 08:58:59,475 INFO L443 ceAbstractionStarter]: For program point L852-3(lines 852 856) no Hoare annotation was computed. [2019-10-22 08:58:59,475 INFO L443 ceAbstractionStarter]: For program point L208(lines 208 215) no Hoare annotation was computed. [2019-10-22 08:58:59,475 INFO L443 ceAbstractionStarter]: For program point L852-5(lines 852 856) no Hoare annotation was computed. [2019-10-22 08:58:59,476 INFO L446 ceAbstractionStarter]: At program point L208-1(lines 208 215) the Hoare annotation is: true [2019-10-22 08:58:59,476 INFO L443 ceAbstractionStarter]: For program point L852-6(lines 852 856) no Hoare annotation was computed. [2019-10-22 08:58:59,476 INFO L443 ceAbstractionStarter]: For program point L852-8(lines 852 856) no Hoare annotation was computed. [2019-10-22 08:58:59,476 INFO L439 ceAbstractionStarter]: At program point L803(lines 798 806) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 08:58:59,476 INFO L439 ceAbstractionStarter]: At program point L803-1(lines 798 806) the Hoare annotation is: false [2019-10-22 08:58:59,476 INFO L439 ceAbstractionStarter]: At program point L803-2(lines 798 806) the Hoare annotation is: false [2019-10-22 08:58:59,476 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 319) no Hoare annotation was computed. [2019-10-22 08:58:59,476 INFO L443 ceAbstractionStarter]: For program point L919(lines 919 923) no Hoare annotation was computed. [2019-10-22 08:58:59,477 INFO L439 ceAbstractionStarter]: At program point L919-2(lines 700 706) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 08:58:59,477 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 08:58:59,478 INFO L439 ceAbstractionStarter]: At program point L310(lines 305 313) the Hoare annotation is: false [2019-10-22 08:58:59,478 INFO L439 ceAbstractionStarter]: At program point L310-1(lines 305 313) the Hoare annotation is: false [2019-10-22 08:58:59,478 INFO L443 ceAbstractionStarter]: For program point L244(lines 244 248) no Hoare annotation was computed. [2019-10-22 08:58:59,478 INFO L439 ceAbstractionStarter]: At program point L310-2(lines 305 313) the Hoare annotation is: false [2019-10-22 08:58:59,478 INFO L439 ceAbstractionStarter]: At program point L707(lines 707 713) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 08:58:59,478 INFO L439 ceAbstractionStarter]: At program point L707-1(lines 707 713) the Hoare annotation is: false [2019-10-22 08:58:59,478 INFO L439 ceAbstractionStarter]: At program point L707-2(lines 707 713) the Hoare annotation is: false [2019-10-22 08:58:59,479 INFO L443 ceAbstractionStarter]: For program point L98(lines 98 115) no Hoare annotation was computed. [2019-10-22 08:58:59,479 INFO L439 ceAbstractionStarter]: At program point L65(lines 1 936) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-10-22 08:58:59,479 INFO L439 ceAbstractionStarter]: At program point L98-1(lines 1 936) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 08:58:59,479 INFO L443 ceAbstractionStarter]: For program point L98-2(lines 98 115) no Hoare annotation was computed. [2019-10-22 08:58:59,479 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 08:58:59,479 INFO L439 ceAbstractionStarter]: At program point L98-3(lines 1 936) the Hoare annotation is: false [2019-10-22 08:58:59,479 INFO L443 ceAbstractionStarter]: For program point L98-4(lines 98 115) no Hoare annotation was computed. [2019-10-22 08:58:59,479 INFO L439 ceAbstractionStarter]: At program point L98-5(lines 1 936) the Hoare annotation is: false [2019-10-22 08:58:59,480 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 319) no Hoare annotation was computed. [2019-10-22 08:58:59,480 INFO L443 ceAbstractionStarter]: For program point L891(lines 891 897) no Hoare annotation was computed. [2019-10-22 08:58:59,480 INFO L439 ceAbstractionStarter]: At program point L891-1(lines 891 897) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 08:58:59,480 INFO L439 ceAbstractionStarter]: At program point L858(lines 843 861) the Hoare annotation is: false [2019-10-22 08:58:59,480 INFO L439 ceAbstractionStarter]: At program point L858-1(lines 843 861) the Hoare annotation is: false [2019-10-22 08:58:59,480 INFO L439 ceAbstractionStarter]: At program point L858-2(lines 843 861) the Hoare annotation is: false [2019-10-22 08:58:59,480 INFO L439 ceAbstractionStarter]: At program point L132-2(lines 132 146) the Hoare annotation is: false [2019-10-22 08:58:59,481 INFO L443 ceAbstractionStarter]: For program point L232(lines 232 236) no Hoare annotation was computed. [2019-10-22 08:58:59,481 INFO L443 ceAbstractionStarter]: For program point L232-3(lines 232 236) no Hoare annotation was computed. [2019-10-22 08:58:59,481 INFO L443 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-10-22 08:58:59,481 INFO L443 ceAbstractionStarter]: For program point L232-6(lines 232 236) no Hoare annotation was computed. [2019-10-22 08:58:59,482 INFO L439 ceAbstractionStarter]: At program point L183(lines 179 185) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-10-22 08:58:59,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 08:58:59 BoogieIcfgContainer [2019-10-22 08:58:59,507 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 08:58:59,507 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 08:58:59,507 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 08:58:59,508 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 08:58:59,508 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:58:58" (3/4) ... [2019-10-22 08:58:59,512 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 08:58:59,526 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-10-22 08:58:59,527 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-10-22 08:58:59,527 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-10-22 08:58:59,528 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-10-22 08:58:59,528 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 08:58:59,529 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-10-22 08:58:59,562 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 08:58:59,625 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_aa31b98c-21ca-403a-aaae-6fd00799d2b2/bin/uautomizer/witness.graphml [2019-10-22 08:58:59,625 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 08:58:59,630 INFO L168 Benchmark]: Toolchain (without parser) took 2547.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 940.4 MB in the beginning and 944.9 MB in the end (delta: -4.4 MB). Peak memory consumption was 120.9 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:59,630 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 966.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:58:59,631 INFO L168 Benchmark]: CACSL2BoogieTranslator took 468.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -162.5 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:59,631 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.23 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: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:59,631 INFO L168 Benchmark]: Boogie Preprocessor took 48.14 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:59,632 INFO L168 Benchmark]: RCFGBuilder took 771.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:59,632 INFO L168 Benchmark]: TraceAbstraction took 1063.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 953.2 MB in the end (delta: 85.4 MB). Peak memory consumption was 85.4 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:59,632 INFO L168 Benchmark]: Witness Printer took 117.50 ms. Allocated memory is still 1.2 GB. Free memory was 953.2 MB in the beginning and 944.9 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:59,634 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 966.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 468.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -162.5 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 69.23 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: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.14 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 771.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1063.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 953.2 MB in the end (delta: 85.4 MB). Peak memory consumption was 85.4 MB. Max. memory is 11.5 GB. * Witness Printer took 117.50 ms. Allocated memory is still 1.2 GB. Free memory was 953.2 MB in the beginning and 944.9 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 319]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 319]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 319]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 305]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 305]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 1 == systemActive && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 == systemActive && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 82]: Loop Invariant Derived loop invariant: 1 == systemActive && pumpRunning == 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 843]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 843]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 305]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 264]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 264]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 1 == systemActive && pumpRunning == 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 264]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 843]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 79 locations, 3 error locations. Result: SAFE, OverallTime: 0.9s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 255 SDtfs, 166 SDslu, 81 SDs, 0 SdLazy, 20 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=79occurred 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: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 55 NumberOfFragments, 131 HoareAnnotationTreeSize, 32 FomulaSimplifications, 194 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 86 NumberOfCodeBlocks, 86 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 82 ConstructedInterpolants, 0 QuantifiedInterpolants, 2938 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 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...