./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label06_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_469d9e59-de6d-4206-880c-872bc6d7f0f2/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_469d9e59-de6d-4206-880c-872bc6d7f0f2/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_469d9e59-de6d-4206-880c-872bc6d7f0f2/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_469d9e59-de6d-4206-880c-872bc6d7f0f2/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label06_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_469d9e59-de6d-4206-880c-872bc6d7f0f2/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_469d9e59-de6d-4206-880c-872bc6d7f0f2/bin-2019/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 4efbed7cd0f5d77b92597ff02e6d19fa8a62de34 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 15:39:57,043 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 15:39:57,045 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 15:39:57,053 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 15:39:57,053 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 15:39:57,054 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 15:39:57,055 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 15:39:57,056 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 15:39:57,057 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 15:39:57,057 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 15:39:57,058 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 15:39:57,058 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 15:39:57,059 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 15:39:57,059 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 15:39:57,060 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 15:39:57,061 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 15:39:57,061 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 15:39:57,062 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 15:39:57,064 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 15:39:57,065 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 15:39:57,065 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 15:39:57,066 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 15:39:57,068 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 15:39:57,068 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 15:39:57,068 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 15:39:57,069 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 15:39:57,069 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 15:39:57,070 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 15:39:57,070 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 15:39:57,071 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 15:39:57,071 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 15:39:57,072 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 15:39:57,072 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 15:39:57,072 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 15:39:57,073 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 15:39:57,073 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 15:39:57,073 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_469d9e59-de6d-4206-880c-872bc6d7f0f2/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 15:39:57,083 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 15:39:57,083 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 15:39:57,084 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 15:39:57,084 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 15:39:57,084 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 15:39:57,085 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 15:39:57,085 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 15:39:57,085 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 15:39:57,085 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 15:39:57,085 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 15:39:57,085 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 15:39:57,085 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 15:39:57,086 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 15:39:57,086 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 15:39:57,086 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 15:39:57,086 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 15:39:57,086 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 15:39:57,086 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 15:39:57,086 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 15:39:57,087 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 15:39:57,087 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 15:39:57,087 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 15:39:57,087 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 15:39:57,087 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 15:39:57,087 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 15:39:57,087 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 15:39:57,088 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 15:39:57,088 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 15:39:57,088 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 15:39:57,088 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 15:39:57,088 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_469d9e59-de6d-4206-880c-872bc6d7f0f2/bin-2019/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 -> 4efbed7cd0f5d77b92597ff02e6d19fa8a62de34 [2018-11-23 15:39:57,111 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 15:39:57,121 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 15:39:57,123 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 15:39:57,124 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 15:39:57,125 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 15:39:57,125 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_469d9e59-de6d-4206-880c-872bc6d7f0f2/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label06_true-unreach-call_false-termination.c [2018-11-23 15:39:57,169 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_469d9e59-de6d-4206-880c-872bc6d7f0f2/bin-2019/uautomizer/data/82b974069/559d3d3cbcb046fba0ec465acbb507fe/FLAGa674e0c0b [2018-11-23 15:39:57,624 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 15:39:57,625 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_469d9e59-de6d-4206-880c-872bc6d7f0f2/sv-benchmarks/c/eca-rers2012/Problem02_label06_true-unreach-call_false-termination.c [2018-11-23 15:39:57,636 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_469d9e59-de6d-4206-880c-872bc6d7f0f2/bin-2019/uautomizer/data/82b974069/559d3d3cbcb046fba0ec465acbb507fe/FLAGa674e0c0b [2018-11-23 15:39:58,145 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_469d9e59-de6d-4206-880c-872bc6d7f0f2/bin-2019/uautomizer/data/82b974069/559d3d3cbcb046fba0ec465acbb507fe [2018-11-23 15:39:58,147 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 15:39:58,148 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 15:39:58,149 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 15:39:58,149 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 15:39:58,151 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 15:39:58,151 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:39:58" (1/1) ... [2018-11-23 15:39:58,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39c3c4ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:58, skipping insertion in model container [2018-11-23 15:39:58,153 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:39:58" (1/1) ... [2018-11-23 15:39:58,159 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 15:39:58,192 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 15:39:58,440 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 15:39:58,443 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 15:39:58,507 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 15:39:58,518 INFO L195 MainTranslator]: Completed translation [2018-11-23 15:39:58,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:58 WrapperNode [2018-11-23 15:39:58,518 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 15:39:58,519 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 15:39:58,519 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 15:39:58,519 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 15:39:58,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:58" (1/1) ... [2018-11-23 15:39:58,581 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:58" (1/1) ... [2018-11-23 15:39:58,588 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 15:39:58,588 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 15:39:58,588 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 15:39:58,588 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 15:39:58,597 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:58" (1/1) ... [2018-11-23 15:39:58,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:58" (1/1) ... [2018-11-23 15:39:58,600 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:58" (1/1) ... [2018-11-23 15:39:58,600 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:58" (1/1) ... [2018-11-23 15:39:58,623 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:58" (1/1) ... [2018-11-23 15:39:58,632 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:58" (1/1) ... [2018-11-23 15:39:58,636 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:58" (1/1) ... [2018-11-23 15:39:58,641 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 15:39:58,642 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 15:39:58,642 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 15:39:58,642 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 15:39:58,643 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_469d9e59-de6d-4206-880c-872bc6d7f0f2/bin-2019/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 [2018-11-23 15:39:58,692 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 15:39:58,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 15:39:58,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 15:39:58,693 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-23 15:39:58,693 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-23 15:39:58,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 15:39:58,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 15:39:58,693 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 15:39:58,693 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 15:39:59,453 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 15:39:59,453 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 15:39:59,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:39:59 BoogieIcfgContainer [2018-11-23 15:39:59,454 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 15:39:59,455 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 15:39:59,455 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 15:39:59,458 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 15:39:59,458 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:39:58" (1/3) ... [2018-11-23 15:39:59,459 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@93ae37c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:39:59, skipping insertion in model container [2018-11-23 15:39:59,459 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:58" (2/3) ... [2018-11-23 15:39:59,459 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@93ae37c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:39:59, skipping insertion in model container [2018-11-23 15:39:59,460 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:39:59" (3/3) ... [2018-11-23 15:39:59,461 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label06_true-unreach-call_false-termination.c [2018-11-23 15:39:59,468 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 15:39:59,473 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 15:39:59,484 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 15:39:59,506 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 15:39:59,506 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 15:39:59,506 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 15:39:59,506 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 15:39:59,506 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 15:39:59,507 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 15:39:59,507 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 15:39:59,507 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 15:39:59,507 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 15:39:59,525 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2018-11-23 15:39:59,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-23 15:39:59,535 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:39:59,535 INFO L402 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, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 15:39:59,538 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:39:59,541 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:39:59,542 INFO L82 PathProgramCache]: Analyzing trace with hash -1121979298, now seen corresponding path program 1 times [2018-11-23 15:39:59,543 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:39:59,543 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:39:59,573 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:39:59,574 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:39:59,574 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:39:59,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:39:59,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:39:59,856 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:39:59,856 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 15:39:59,859 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 15:39:59,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 15:39:59,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 15:39:59,869 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 3 states. [2018-11-23 15:40:00,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:40:00,439 INFO L93 Difference]: Finished difference Result 618 states and 1056 transitions. [2018-11-23 15:40:00,440 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 15:40:00,441 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 146 [2018-11-23 15:40:00,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:40:00,452 INFO L225 Difference]: With dead ends: 618 [2018-11-23 15:40:00,452 INFO L226 Difference]: Without dead ends: 380 [2018-11-23 15:40:00,456 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 15:40:00,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2018-11-23 15:40:00,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 380. [2018-11-23 15:40:00,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2018-11-23 15:40:00,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 606 transitions. [2018-11-23 15:40:00,503 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 606 transitions. Word has length 146 [2018-11-23 15:40:00,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:40:00,503 INFO L480 AbstractCegarLoop]: Abstraction has 380 states and 606 transitions. [2018-11-23 15:40:00,504 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 15:40:00,504 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 606 transitions. [2018-11-23 15:40:00,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-23 15:40:00,508 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:40:00,508 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 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, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 15:40:00,508 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:40:00,508 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:40:00,509 INFO L82 PathProgramCache]: Analyzing trace with hash -74166087, now seen corresponding path program 1 times [2018-11-23 15:40:00,509 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:40:00,509 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:40:00,510 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:00,510 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:40:00,510 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:00,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:40:00,679 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:40:00,680 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:40:00,680 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 15:40:00,681 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 15:40:00,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 15:40:00,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-23 15:40:00,682 INFO L87 Difference]: Start difference. First operand 380 states and 606 transitions. Second operand 5 states. [2018-11-23 15:40:01,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:40:01,238 INFO L93 Difference]: Finished difference Result 898 states and 1492 transitions. [2018-11-23 15:40:01,240 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 15:40:01,240 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 154 [2018-11-23 15:40:01,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:40:01,243 INFO L225 Difference]: With dead ends: 898 [2018-11-23 15:40:01,243 INFO L226 Difference]: Without dead ends: 379 [2018-11-23 15:40:01,245 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-23 15:40:01,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2018-11-23 15:40:01,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 379. [2018-11-23 15:40:01,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2018-11-23 15:40:01,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 600 transitions. [2018-11-23 15:40:01,261 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 600 transitions. Word has length 154 [2018-11-23 15:40:01,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:40:01,262 INFO L480 AbstractCegarLoop]: Abstraction has 379 states and 600 transitions. [2018-11-23 15:40:01,262 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 15:40:01,262 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 600 transitions. [2018-11-23 15:40:01,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 15:40:01,263 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:40:01,264 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 15:40:01,264 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:40:01,264 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:40:01,264 INFO L82 PathProgramCache]: Analyzing trace with hash 742954861, now seen corresponding path program 1 times [2018-11-23 15:40:01,264 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:40:01,264 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:40:01,265 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:01,265 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:40:01,265 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:01,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:40:01,458 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:40:01,458 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:40:01,458 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 15:40:01,459 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 15:40:01,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 15:40:01,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-23 15:40:01,459 INFO L87 Difference]: Start difference. First operand 379 states and 600 transitions. Second operand 5 states. [2018-11-23 15:40:01,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:40:01,912 INFO L93 Difference]: Finished difference Result 896 states and 1477 transitions. [2018-11-23 15:40:01,914 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 15:40:01,914 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 160 [2018-11-23 15:40:01,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:40:01,916 INFO L225 Difference]: With dead ends: 896 [2018-11-23 15:40:01,916 INFO L226 Difference]: Without dead ends: 378 [2018-11-23 15:40:01,917 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-23 15:40:01,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 378 states. [2018-11-23 15:40:01,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 378 to 378. [2018-11-23 15:40:01,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 378 states. [2018-11-23 15:40:01,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 378 states and 592 transitions. [2018-11-23 15:40:01,928 INFO L78 Accepts]: Start accepts. Automaton has 378 states and 592 transitions. Word has length 160 [2018-11-23 15:40:01,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:40:01,928 INFO L480 AbstractCegarLoop]: Abstraction has 378 states and 592 transitions. [2018-11-23 15:40:01,928 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 15:40:01,929 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 592 transitions. [2018-11-23 15:40:01,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-23 15:40:01,931 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:40:01,931 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 15:40:01,932 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:40:01,932 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:40:01,932 INFO L82 PathProgramCache]: Analyzing trace with hash -1806866058, now seen corresponding path program 1 times [2018-11-23 15:40:01,932 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:40:01,932 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:40:01,933 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:01,933 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:40:01,933 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:01,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:40:02,021 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:40:02,021 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:40:02,021 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 15:40:02,021 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 15:40:02,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 15:40:02,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 15:40:02,022 INFO L87 Difference]: Start difference. First operand 378 states and 592 transitions. Second operand 6 states. [2018-11-23 15:40:02,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:40:02,705 INFO L93 Difference]: Finished difference Result 1186 states and 1935 transitions. [2018-11-23 15:40:02,706 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 15:40:02,706 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 168 [2018-11-23 15:40:02,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:40:02,709 INFO L225 Difference]: With dead ends: 1186 [2018-11-23 15:40:02,710 INFO L226 Difference]: Without dead ends: 814 [2018-11-23 15:40:02,711 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 15:40:02,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 814 states. [2018-11-23 15:40:02,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 814 to 803. [2018-11-23 15:40:02,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 803 states. [2018-11-23 15:40:02,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 803 states and 1204 transitions. [2018-11-23 15:40:02,732 INFO L78 Accepts]: Start accepts. Automaton has 803 states and 1204 transitions. Word has length 168 [2018-11-23 15:40:02,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:40:02,733 INFO L480 AbstractCegarLoop]: Abstraction has 803 states and 1204 transitions. [2018-11-23 15:40:02,733 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 15:40:02,733 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1204 transitions. [2018-11-23 15:40:02,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-23 15:40:02,735 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:40:02,736 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 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, 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, 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, 1, 1, 1, 1, 1] [2018-11-23 15:40:02,736 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:40:02,736 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:40:02,736 INFO L82 PathProgramCache]: Analyzing trace with hash -1446244430, now seen corresponding path program 1 times [2018-11-23 15:40:02,736 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:40:02,736 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:40:02,737 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:02,737 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:40:02,737 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:02,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:40:02,894 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:40:02,894 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:40:02,895 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 15:40:02,895 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 15:40:02,895 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 15:40:02,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-23 15:40:02,895 INFO L87 Difference]: Start difference. First operand 803 states and 1204 transitions. Second operand 5 states. [2018-11-23 15:40:03,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:40:03,390 INFO L93 Difference]: Finished difference Result 1744 states and 2660 transitions. [2018-11-23 15:40:03,390 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 15:40:03,390 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 170 [2018-11-23 15:40:03,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:40:03,394 INFO L225 Difference]: With dead ends: 1744 [2018-11-23 15:40:03,394 INFO L226 Difference]: Without dead ends: 800 [2018-11-23 15:40:03,396 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-23 15:40:03,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2018-11-23 15:40:03,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 800. [2018-11-23 15:40:03,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 800 states. [2018-11-23 15:40:03,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 800 states and 1186 transitions. [2018-11-23 15:40:03,412 INFO L78 Accepts]: Start accepts. Automaton has 800 states and 1186 transitions. Word has length 170 [2018-11-23 15:40:03,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:40:03,413 INFO L480 AbstractCegarLoop]: Abstraction has 800 states and 1186 transitions. [2018-11-23 15:40:03,413 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 15:40:03,413 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1186 transitions. [2018-11-23 15:40:03,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-23 15:40:03,415 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:40:03,415 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 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, 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, 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, 1, 1, 1] [2018-11-23 15:40:03,415 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:40:03,415 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:40:03,415 INFO L82 PathProgramCache]: Analyzing trace with hash 1864889838, now seen corresponding path program 1 times [2018-11-23 15:40:03,415 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:40:03,415 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:40:03,416 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:03,416 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:40:03,416 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:03,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:40:03,553 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:40:03,553 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:40:03,554 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 15:40:03,554 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 15:40:03,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 15:40:03,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-23 15:40:03,554 INFO L87 Difference]: Start difference. First operand 800 states and 1186 transitions. Second operand 5 states. [2018-11-23 15:40:03,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:40:03,910 INFO L93 Difference]: Finished difference Result 1738 states and 2621 transitions. [2018-11-23 15:40:03,910 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 15:40:03,910 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 172 [2018-11-23 15:40:03,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:40:03,913 INFO L225 Difference]: With dead ends: 1738 [2018-11-23 15:40:03,913 INFO L226 Difference]: Without dead ends: 797 [2018-11-23 15:40:03,915 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-23 15:40:03,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 797 states. [2018-11-23 15:40:03,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 797 to 797. [2018-11-23 15:40:03,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 797 states. [2018-11-23 15:40:03,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 797 states and 1165 transitions. [2018-11-23 15:40:03,933 INFO L78 Accepts]: Start accepts. Automaton has 797 states and 1165 transitions. Word has length 172 [2018-11-23 15:40:03,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:40:03,934 INFO L480 AbstractCegarLoop]: Abstraction has 797 states and 1165 transitions. [2018-11-23 15:40:03,935 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 15:40:03,935 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1165 transitions. [2018-11-23 15:40:03,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 15:40:03,938 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:40:03,938 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 15:40:03,938 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:40:03,938 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:40:03,939 INFO L82 PathProgramCache]: Analyzing trace with hash 1412924006, now seen corresponding path program 1 times [2018-11-23 15:40:03,939 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:40:03,939 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:40:03,940 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:03,940 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:40:03,940 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:03,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:40:04,036 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:40:04,037 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:40:04,037 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 15:40:04,037 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 15:40:04,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 15:40:04,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 15:40:04,038 INFO L87 Difference]: Start difference. First operand 797 states and 1165 transitions. Second operand 6 states. [2018-11-23 15:40:04,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:40:04,608 INFO L93 Difference]: Finished difference Result 2367 states and 3607 transitions. [2018-11-23 15:40:04,609 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 15:40:04,609 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 176 [2018-11-23 15:40:04,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:40:04,614 INFO L225 Difference]: With dead ends: 2367 [2018-11-23 15:40:04,615 INFO L226 Difference]: Without dead ends: 1576 [2018-11-23 15:40:04,618 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 15:40:04,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1576 states. [2018-11-23 15:40:04,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1576 to 1550. [2018-11-23 15:40:04,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1550 states. [2018-11-23 15:40:04,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1550 states and 2217 transitions. [2018-11-23 15:40:04,651 INFO L78 Accepts]: Start accepts. Automaton has 1550 states and 2217 transitions. Word has length 176 [2018-11-23 15:40:04,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:40:04,652 INFO L480 AbstractCegarLoop]: Abstraction has 1550 states and 2217 transitions. [2018-11-23 15:40:04,652 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 15:40:04,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 2217 transitions. [2018-11-23 15:40:04,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-23 15:40:04,656 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:40:04,656 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 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, 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, 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, 1, 1, 1, 1, 1] [2018-11-23 15:40:04,656 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:40:04,657 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:40:04,657 INFO L82 PathProgramCache]: Analyzing trace with hash -788488225, now seen corresponding path program 1 times [2018-11-23 15:40:04,657 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:40:04,657 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:40:04,657 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:04,657 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:40:04,658 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:04,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:40:04,797 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 25 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:40:04,797 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:40:04,797 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_469d9e59-de6d-4206-880c-872bc6d7f0f2/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 15:40:04,806 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:40:04,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:40:04,861 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 15:40:04,905 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 15:40:04,921 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 15:40:04,921 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 8 [2018-11-23 15:40:04,922 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 15:40:04,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 15:40:04,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-11-23 15:40:04,923 INFO L87 Difference]: Start difference. First operand 1550 states and 2217 transitions. Second operand 8 states. [2018-11-23 15:40:06,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:40:06,225 INFO L93 Difference]: Finished difference Result 6876 states and 10805 transitions. [2018-11-23 15:40:06,230 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-23 15:40:06,230 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 181 [2018-11-23 15:40:06,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:40:06,252 INFO L225 Difference]: With dead ends: 6876 [2018-11-23 15:40:06,253 INFO L226 Difference]: Without dead ends: 5332 [2018-11-23 15:40:06,266 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 190 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2018-11-23 15:40:06,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5332 states. [2018-11-23 15:40:06,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5332 to 5289. [2018-11-23 15:40:06,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5289 states. [2018-11-23 15:40:06,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5289 states to 5289 states and 7079 transitions. [2018-11-23 15:40:06,393 INFO L78 Accepts]: Start accepts. Automaton has 5289 states and 7079 transitions. Word has length 181 [2018-11-23 15:40:06,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:40:06,393 INFO L480 AbstractCegarLoop]: Abstraction has 5289 states and 7079 transitions. [2018-11-23 15:40:06,393 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 15:40:06,393 INFO L276 IsEmpty]: Start isEmpty. Operand 5289 states and 7079 transitions. [2018-11-23 15:40:06,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-23 15:40:06,411 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:40:06,412 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 15:40:06,412 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:40:06,412 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:40:06,412 INFO L82 PathProgramCache]: Analyzing trace with hash -1936433181, now seen corresponding path program 1 times [2018-11-23 15:40:06,412 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:40:06,412 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:40:06,413 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:06,413 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:40:06,413 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:06,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:40:06,576 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:40:06,576 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:40:06,576 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 15:40:06,576 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 15:40:06,576 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 15:40:06,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-23 15:40:06,577 INFO L87 Difference]: Start difference. First operand 5289 states and 7079 transitions. Second operand 6 states. [2018-11-23 15:40:07,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:40:07,213 INFO L93 Difference]: Finished difference Result 12632 states and 17237 transitions. [2018-11-23 15:40:07,214 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 15:40:07,214 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 216 [2018-11-23 15:40:07,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:40:07,241 INFO L225 Difference]: With dead ends: 12632 [2018-11-23 15:40:07,241 INFO L226 Difference]: Without dead ends: 7353 [2018-11-23 15:40:07,264 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2018-11-23 15:40:07,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7353 states. [2018-11-23 15:40:07,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7353 to 7318. [2018-11-23 15:40:07,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7318 states. [2018-11-23 15:40:07,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7318 states to 7318 states and 9041 transitions. [2018-11-23 15:40:07,434 INFO L78 Accepts]: Start accepts. Automaton has 7318 states and 9041 transitions. Word has length 216 [2018-11-23 15:40:07,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:40:07,434 INFO L480 AbstractCegarLoop]: Abstraction has 7318 states and 9041 transitions. [2018-11-23 15:40:07,434 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 15:40:07,434 INFO L276 IsEmpty]: Start isEmpty. Operand 7318 states and 9041 transitions. [2018-11-23 15:40:07,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-23 15:40:07,460 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:40:07,460 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 15:40:07,461 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:40:07,461 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:40:07,461 INFO L82 PathProgramCache]: Analyzing trace with hash -499769692, now seen corresponding path program 1 times [2018-11-23 15:40:07,461 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:40:07,461 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:40:07,462 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:07,462 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:40:07,462 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:07,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:40:07,685 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 116 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:40:07,685 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:40:07,686 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_469d9e59-de6d-4206-880c-872bc6d7f0f2/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 15:40:07,692 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:40:07,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:40:07,764 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 15:40:07,846 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 130 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 15:40:07,862 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 15:40:07,862 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5] total 15 [2018-11-23 15:40:07,862 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-23 15:40:07,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-23 15:40:07,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2018-11-23 15:40:07,863 INFO L87 Difference]: Start difference. First operand 7318 states and 9041 transitions. Second operand 15 states. [2018-11-23 15:40:09,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:40:09,301 INFO L93 Difference]: Finished difference Result 17966 states and 23910 transitions. [2018-11-23 15:40:09,301 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-23 15:40:09,302 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 251 [2018-11-23 15:40:09,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:40:09,317 INFO L225 Difference]: With dead ends: 17966 [2018-11-23 15:40:09,317 INFO L226 Difference]: Without dead ends: 6079 [2018-11-23 15:40:09,343 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 288 GetRequests, 261 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=215, Invalid=541, Unknown=0, NotChecked=0, Total=756 [2018-11-23 15:40:09,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6079 states. [2018-11-23 15:40:09,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6079 to 5733. [2018-11-23 15:40:09,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5733 states. [2018-11-23 15:40:09,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5733 states to 5733 states and 7141 transitions. [2018-11-23 15:40:09,433 INFO L78 Accepts]: Start accepts. Automaton has 5733 states and 7141 transitions. Word has length 251 [2018-11-23 15:40:09,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:40:09,433 INFO L480 AbstractCegarLoop]: Abstraction has 5733 states and 7141 transitions. [2018-11-23 15:40:09,433 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-23 15:40:09,433 INFO L276 IsEmpty]: Start isEmpty. Operand 5733 states and 7141 transitions. [2018-11-23 15:40:09,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-11-23 15:40:09,449 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:40:09,449 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 15:40:09,450 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:40:09,450 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:40:09,450 INFO L82 PathProgramCache]: Analyzing trace with hash 61009168, now seen corresponding path program 1 times [2018-11-23 15:40:09,450 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:40:09,450 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:40:09,451 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:09,451 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:40:09,451 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:09,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:40:09,567 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 111 proven. 9 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 15:40:09,567 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:40:09,567 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_469d9e59-de6d-4206-880c-872bc6d7f0f2/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 15:40:09,574 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:40:09,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:40:09,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 15:40:09,691 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-23 15:40:09,706 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 15:40:09,706 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2018-11-23 15:40:09,706 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 15:40:09,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 15:40:09,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-23 15:40:09,707 INFO L87 Difference]: Start difference. First operand 5733 states and 7141 transitions. Second operand 9 states. [2018-11-23 15:40:10,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:40:10,752 INFO L93 Difference]: Finished difference Result 10090 states and 12846 transitions. [2018-11-23 15:40:10,752 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-11-23 15:40:10,752 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 257 [2018-11-23 15:40:10,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:40:10,769 INFO L225 Difference]: With dead ends: 10090 [2018-11-23 15:40:10,770 INFO L226 Difference]: Without dead ends: 4053 [2018-11-23 15:40:10,783 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 310 GetRequests, 278 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=219, Invalid=903, Unknown=0, NotChecked=0, Total=1122 [2018-11-23 15:40:10,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4053 states. [2018-11-23 15:40:10,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4053 to 3501. [2018-11-23 15:40:10,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3501 states. [2018-11-23 15:40:10,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3501 states to 3501 states and 3946 transitions. [2018-11-23 15:40:10,850 INFO L78 Accepts]: Start accepts. Automaton has 3501 states and 3946 transitions. Word has length 257 [2018-11-23 15:40:10,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:40:10,851 INFO L480 AbstractCegarLoop]: Abstraction has 3501 states and 3946 transitions. [2018-11-23 15:40:10,851 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 15:40:10,851 INFO L276 IsEmpty]: Start isEmpty. Operand 3501 states and 3946 transitions. [2018-11-23 15:40:10,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-11-23 15:40:10,860 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:40:10,860 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 15:40:10,860 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:40:10,860 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:40:10,860 INFO L82 PathProgramCache]: Analyzing trace with hash -1641491959, now seen corresponding path program 1 times [2018-11-23 15:40:10,861 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 15:40:10,861 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 15:40:10,861 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:10,861 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:40:10,861 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:40:10,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:40:11,087 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 247 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:40:11,087 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:40:11,087 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_469d9e59-de6d-4206-880c-872bc6d7f0f2/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 15:40:11,094 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:40:11,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:40:11,153 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 15:40:11,246 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 246 proven. 2 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 15:40:11,262 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 15:40:11,262 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 5] total 13 [2018-11-23 15:40:11,262 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-23 15:40:11,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-23 15:40:11,263 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2018-11-23 15:40:11,263 INFO L87 Difference]: Start difference. First operand 3501 states and 3946 transitions. Second operand 13 states. [2018-11-23 15:40:12,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:40:12,927 INFO L93 Difference]: Finished difference Result 6474 states and 7429 transitions. [2018-11-23 15:40:12,928 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-11-23 15:40:12,928 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 309 [2018-11-23 15:40:12,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:40:12,928 INFO L225 Difference]: With dead ends: 6474 [2018-11-23 15:40:12,928 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 15:40:12,938 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 361 GetRequests, 328 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 278 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=261, Invalid=929, Unknown=0, NotChecked=0, Total=1190 [2018-11-23 15:40:12,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 15:40:12,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 15:40:12,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 15:40:12,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 15:40:12,938 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 309 [2018-11-23 15:40:12,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:40:12,939 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 15:40:12,939 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-23 15:40:12,939 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 15:40:12,939 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 15:40:12,942 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 15:40:13,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,216 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,228 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,241 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,262 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,309 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,322 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,323 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,327 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,359 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,361 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,363 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,379 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,391 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,398 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,404 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,431 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,491 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,499 WARN L180 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 160 [2018-11-23 15:40:13,510 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,529 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,554 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,562 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,571 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,615 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,616 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,618 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,627 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,630 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,652 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,653 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,666 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,676 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,714 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,718 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,772 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:40:13,780 WARN L180 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 160 [2018-11-23 15:40:14,857 WARN L180 SmtUtils]: Spent 999.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 94 [2018-11-23 15:40:15,487 WARN L180 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 79 [2018-11-23 15:40:16,123 WARN L180 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 79 [2018-11-23 15:40:16,125 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 15:40:16,125 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a28~0)| ~a28~0) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a25~0 |old(~a25~0)|)) [2018-11-23 15:40:16,125 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 15:40:16,125 INFO L448 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,125 INFO L448 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,125 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,125 INFO L448 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,125 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,125 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-23 15:40:16,125 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-23 15:40:16,125 INFO L448 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-23 15:40:16,125 INFO L448 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-23 15:40:16,125 INFO L448 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-23 15:40:16,126 INFO L448 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-23 15:40:16,126 INFO L448 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-23 15:40:16,126 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-23 15:40:16,126 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-23 15:40:16,126 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-23 15:40:16,126 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-23 15:40:16,126 INFO L448 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-23 15:40:16,126 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-23 15:40:16,126 INFO L448 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,126 INFO L448 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,126 INFO L448 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,126 INFO L448 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,126 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-23 15:40:16,126 INFO L448 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,126 INFO L448 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-23 15:40:16,126 INFO L448 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-23 15:40:16,126 INFO L448 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-23 15:40:16,126 INFO L448 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-23 15:40:16,127 INFO L448 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-23 15:40:16,127 INFO L448 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-23 15:40:16,127 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-23 15:40:16,127 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-23 15:40:16,127 INFO L448 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-23 15:40:16,127 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-23 15:40:16,127 INFO L448 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-23 15:40:16,127 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-23 15:40:16,127 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-23 15:40:16,127 INFO L448 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-23 15:40:16,127 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-23 15:40:16,127 INFO L448 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,127 INFO L448 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,127 INFO L448 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,127 INFO L448 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,128 INFO L448 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,128 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-23 15:40:16,128 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-23 15:40:16,128 INFO L448 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-23 15:40:16,128 INFO L448 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-23 15:40:16,128 INFO L448 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-23 15:40:16,128 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-23 15:40:16,128 INFO L448 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-23 15:40:16,128 INFO L448 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-23 15:40:16,128 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-23 15:40:16,128 INFO L448 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-23 15:40:16,128 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-23 15:40:16,128 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,128 INFO L448 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,128 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,128 INFO L448 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,128 INFO L448 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,128 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-23 15:40:16,128 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-23 15:40:16,129 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-23 15:40:16,129 INFO L448 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-23 15:40:16,129 INFO L448 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-23 15:40:16,129 INFO L448 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-23 15:40:16,129 INFO L448 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-23 15:40:16,129 INFO L448 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-23 15:40:16,129 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-23 15:40:16,129 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-23 15:40:16,129 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-23 15:40:16,129 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-23 15:40:16,129 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-23 15:40:16,129 INFO L448 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,129 INFO L448 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,129 INFO L448 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,129 INFO L448 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,129 INFO L448 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,129 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-23 15:40:16,130 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 592) no Hoare annotation was computed. [2018-11-23 15:40:16,130 INFO L448 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-23 15:40:16,130 INFO L448 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-23 15:40:16,130 INFO L448 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-23 15:40:16,130 INFO L448 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-23 15:40:16,130 INFO L448 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-23 15:40:16,130 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-23 15:40:16,130 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-23 15:40:16,130 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-23 15:40:16,130 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-23 15:40:16,130 INFO L448 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-23 15:40:16,130 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-23 15:40:16,130 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-23 15:40:16,130 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-23 15:40:16,130 INFO L448 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-23 15:40:16,130 INFO L448 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-23 15:40:16,130 INFO L448 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,130 INFO L448 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,131 INFO L448 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,131 INFO L448 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,131 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-23 15:40:16,131 INFO L448 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,131 INFO L448 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-23 15:40:16,131 INFO L448 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,131 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-23 15:40:16,131 INFO L448 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-23 15:40:16,131 INFO L448 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-23 15:40:16,131 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,131 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,131 INFO L448 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-23 15:40:16,131 INFO L448 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-23 15:40:16,131 INFO L448 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-23 15:40:16,131 INFO L448 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-23 15:40:16,131 INFO L448 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-23 15:40:16,131 INFO L448 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-23 15:40:16,131 INFO L448 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-23 15:40:16,131 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-23 15:40:16,132 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-23 15:40:16,132 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-23 15:40:16,132 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-23 15:40:16,132 INFO L448 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,132 INFO L448 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,132 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,132 INFO L448 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,132 INFO L448 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,132 INFO L448 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,132 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-23 15:40:16,132 INFO L448 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-23 15:40:16,132 INFO L448 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-23 15:40:16,133 INFO L448 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-23 15:40:16,133 INFO L448 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-23 15:40:16,133 INFO L448 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-23 15:40:16,133 INFO L448 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-23 15:40:16,133 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-23 15:40:16,133 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-23 15:40:16,133 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-23 15:40:16,133 INFO L448 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-23 15:40:16,133 INFO L448 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,133 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,133 INFO L448 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,134 INFO L448 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,134 INFO L448 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,134 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,134 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-23 15:40:16,134 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-23 15:40:16,134 INFO L448 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-23 15:40:16,134 INFO L448 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-23 15:40:16,134 INFO L448 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-23 15:40:16,134 INFO L448 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-23 15:40:16,134 INFO L448 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-23 15:40:16,134 INFO L448 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-23 15:40:16,135 INFO L448 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-23 15:40:16,135 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-23 15:40:16,135 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-23 15:40:16,135 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-23 15:40:16,135 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-23 15:40:16,135 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-23 15:40:16,135 INFO L448 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,135 INFO L448 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,135 INFO L448 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,136 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse4 (not (= ~a11~0 1))) (.cse5 (= 1 |old(~a25~0)|)) (.cse21 (= 10 |old(~a28~0)|)) (.cse28 (= ~a17~0 |old(~a17~0)|)) (.cse29 (= ~a19~0 |old(~a19~0)|)) (.cse30 (= ~a25~0 |old(~a25~0)|)) (.cse9 (= 1 |old(~a19~0)|)) (.cse27 (= |old(~a28~0)| ~a28~0)) (.cse26 (= 7 ~a17~0)) (.cse17 (= |old(~a25~0)| ~a25~0)) (.cse1 (= 1 |old(~a11~0)|))) (let ((.cse14 (= 8 ~a17~0)) (.cse10 (not (= 7 |old(~a28~0)|))) (.cse16 (not .cse1)) (.cse12 (= 7 ~a28~0)) (.cse13 (= 1 ~a11~0)) (.cse15 (= 1 ~a19~0)) (.cse3 (= 9 |old(~a28~0)|)) (.cse23 (= 11 |old(~a28~0)|)) (.cse25 (and .cse27 (= |old(~a19~0)| ~a19~0) .cse26 .cse17)) (.cse2 (= |old(~a17~0)| |old(~a28~0)|)) (.cse6 (not (= 7 |old(~a17~0)|))) (.cse7 (not .cse9)) (.cse11 (not (= 8 |old(~a17~0)|))) (.cse24 (and .cse27 .cse28 .cse29 .cse30)) (.cse0 (not (= 1 ~a21~0))) (.cse18 (not .cse21)) (.cse19 (not .cse5)) (.cse8 (not (= |old(~a17~0)| 8))) (.cse22 (< 0 |old(~a19~0)|)) (.cse20 (and .cse4 .cse27 .cse28 .cse29 .cse30))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse0 .cse4 .cse1 .cse7 .cse2 .cse8) (or .cse9 .cse0 .cse10 .cse11 (and .cse12 (not (= ~a25~0 1)) .cse13 .cse14 (not .cse15)) .cse16 .cse5) (or (and .cse13 .cse14 .cse15 .cse17 (= 10 ~a28~0)) .cse0 .cse18 .cse19 .cse7 .cse11 .cse16) (or .cse20 (or .cse0 .cse1 .cse21 .cse2 .cse3 .cse8 .cse22 .cse23)) (or .cse0 .cse1 .cse20 .cse7 .cse21 .cse2 .cse3 .cse23 .cse5) (or .cse0 .cse1 .cse21 .cse3 .cse8 .cse22 .cse23 .cse5 .cse20) (or .cse0 .cse24 .cse7 .cse21 .cse2 .cse8 .cse23 .cse5) (or .cse0 .cse21 .cse2 .cse3 .cse25 .cse23 .cse5 .cse6) (or .cse25 .cse9 .cse0 .cse21 .cse2 .cse23 .cse6) (or .cse0 .cse19 .cse7 .cse11 (and .cse13 (= 1 ~a25~0) (= 9 ~a28~0) .cse14 .cse15) (not .cse3) .cse16) (or .cse24 .cse0 .cse1 .cse7 .cse2 .cse8) (or .cse0 .cse10 .cse19 .cse7 .cse16 (and .cse12 .cse13 .cse26 .cse15 .cse17) .cse6) (or .cse0 .cse1 .cse2 .cse25 .cse3 .cse5 .cse6) (or (or .cse0 .cse1 .cse19 .cse7 .cse8) (and (and .cse4 .cse27 .cse28 .cse29) .cse30)) (or .cse9 .cse0 .cse1 .cse21 .cse2 .cse4 .cse23 .cse6) (or .cse9 .cse0 .cse25 .cse2 .cse5 .cse6) (or .cse0 .cse7 .cse11 (not (= |old(~a28~0)| 7)) .cse24) (or .cse0 .cse1 .cse18 .cse19 .cse8 .cse22 .cse20)))) [2018-11-23 15:40:16,136 INFO L448 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,136 INFO L448 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,136 INFO L448 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,136 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-23 15:40:16,136 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-23 15:40:16,136 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-23 15:40:16,137 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-23 15:40:16,137 INFO L448 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-23 15:40:16,137 INFO L448 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-23 15:40:16,137 INFO L448 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-23 15:40:16,137 INFO L448 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-23 15:40:16,137 INFO L448 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-23 15:40:16,137 INFO L448 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-23 15:40:16,137 INFO L448 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-23 15:40:16,137 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-23 15:40:16,137 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-23 15:40:16,137 INFO L448 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,138 INFO L448 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,138 INFO L448 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,138 INFO L448 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,138 INFO L448 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,138 INFO L448 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,138 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-23 15:40:16,138 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-23 15:40:16,138 INFO L448 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-23 15:40:16,138 INFO L448 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-23 15:40:16,138 INFO L448 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-23 15:40:16,138 INFO L448 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-23 15:40:16,139 INFO L448 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-23 15:40:16,139 INFO L448 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-23 15:40:16,139 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-23 15:40:16,139 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-23 15:40:16,139 INFO L448 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-23 15:40:16,139 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-23 15:40:16,139 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-23 15:40:16,139 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-23 15:40:16,139 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-23 15:40:16,139 INFO L448 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-11-23 15:40:16,139 INFO L448 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,140 INFO L448 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,140 INFO L448 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,140 INFO L448 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,140 INFO L448 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 15:40:16,140 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-23 15:40:16,140 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-23 15:40:16,140 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-23 15:40:16,140 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-23 15:40:16,140 INFO L448 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-23 15:40:16,140 INFO L448 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-23 15:40:16,140 INFO L448 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-23 15:40:16,141 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-23 15:40:16,141 INFO L448 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-23 15:40:16,141 INFO L448 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-23 15:40:16,141 INFO L448 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-23 15:40:16,141 INFO L448 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-23 15:40:16,141 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-23 15:40:16,141 INFO L448 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-23 15:40:16,141 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-23 15:40:16,141 INFO L448 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-23 15:40:16,141 INFO L448 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-23 15:40:16,141 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-23 15:40:16,142 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-23 15:40:16,142 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 15:40:16,142 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a28~0 ~a17~0)) (not (= 11 ~a28~0)) (not (= ~a25~0 1)) (= ~a19~0 1) (= ~a21~0 1) (not (= ~a11~0 1)) (not (= ~a28~0 9)) (not (= ~a28~0 10))) [2018-11-23 15:40:16,142 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 15:40:16,142 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 15:40:16,142 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (= 1 |old(~a11~0)|) (and (not (= ~a11~0 1)) (= |old(~a28~0)| ~a28~0) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a25~0 |old(~a25~0)|)) (not (= 1 |old(~a19~0)|)) (= 10 |old(~a28~0)|) (= |old(~a17~0)| |old(~a28~0)|) (= 9 |old(~a28~0)|) (= 11 |old(~a28~0)|) (= 1 |old(~a25~0)|)) [2018-11-23 15:40:16,143 INFO L444 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse2 (= ~a19~0 1))) (let ((.cse4 (not .cse2)) (.cse11 (= 7 ~a28~0)) (.cse12 (= 1 ~a11~0)) (.cse15 (= 8 ~a17~0)) (.cse14 (= 1 ~a19~0)) (.cse0 (= |old(~a28~0)| ~a28~0)) (.cse1 (= ~a17~0 |old(~a17~0)|)) (.cse16 (<= ~a19~0 0)) (.cse13 (= 1 ~a25~0)) (.cse19 (= 10 ~a28~0)) (.cse9 (= |old(~a17~0)| ~a17~0)) (.cse17 (not (= ~a11~0 1))) (.cse3 (= |old(~a17~0)| 8)) (.cse5 (not (= ~a28~0 ~a17~0))) (.cse8 (not (= 11 ~a28~0))) (.cse6 (not (= ~a25~0 1))) (.cse7 (= 7 ~a17~0)) (.cse18 (not (= ~a28~0 9))) (.cse10 (not (= ~a28~0 10)))) (or (not (= 1 ~a21~0)) (and .cse0 (= |old(~a28~0)| 7) .cse1 .cse2 (= 8 |old(~a17~0)|)) (and .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse3 .cse5 .cse8 .cse6 .cse9 .cse2 .cse10) (and .cse11 .cse12 .cse7 .cse13 .cse14) (= 10 |old(~a28~0)|) (and .cse12 .cse13 (= 9 ~a28~0) .cse15 .cse14) (= 9 |old(~a28~0)|) (and .cse3 .cse16 .cse8 .cse6 .cse9 .cse17 .cse18 .cse10) (and .cse3 .cse4 .cse5 .cse8 .cse7 .cse10) (not (= 1 |old(~a19~0)|)) (and .cse12 .cse13 .cse15 .cse14 .cse19) (and .cse3 .cse5 .cse6 .cse7 .cse17 .cse18) (and .cse3 .cse16 .cse5 .cse8 .cse9 .cse17 .cse18 .cse10) (and .cse11 .cse6 .cse12 .cse15 (not .cse14)) (and .cse3 .cse9 .cse13 .cse2 .cse17) (= 11 |old(~a28~0)|) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (and .cse17 .cse0 .cse1 (= ~a19~0 |old(~a19~0)|) (= ~a25~0 |old(~a25~0)|)) (and .cse0 .cse1 .cse6 .cse7 .cse17 (<= 1 ~a19~0)) (= |old(~a17~0)| |old(~a28~0)|) (and .cse3 .cse16 .cse9 .cse13 .cse19 .cse17) (and .cse3 .cse5 .cse9 .cse2 .cse17) (and .cse3 .cse5 .cse8 .cse6 .cse7 .cse18 .cse10)))) [2018-11-23 15:40:16,143 INFO L448 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2018-11-23 15:40:16,143 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-11-23 15:40:16,143 INFO L444 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse2 (= ~a19~0 1))) (let ((.cse4 (not .cse2)) (.cse11 (= 7 ~a28~0)) (.cse12 (= 1 ~a11~0)) (.cse15 (= 8 ~a17~0)) (.cse14 (= 1 ~a19~0)) (.cse0 (= |old(~a28~0)| ~a28~0)) (.cse1 (= ~a17~0 |old(~a17~0)|)) (.cse16 (<= ~a19~0 0)) (.cse13 (= 1 ~a25~0)) (.cse19 (= 10 ~a28~0)) (.cse9 (= |old(~a17~0)| ~a17~0)) (.cse17 (not (= ~a11~0 1))) (.cse3 (= |old(~a17~0)| 8)) (.cse5 (not (= ~a28~0 ~a17~0))) (.cse8 (not (= 11 ~a28~0))) (.cse6 (not (= ~a25~0 1))) (.cse7 (= 7 ~a17~0)) (.cse18 (not (= ~a28~0 9))) (.cse10 (not (= ~a28~0 10)))) (or (not (= 1 ~a21~0)) (and .cse0 (= |old(~a28~0)| 7) .cse1 .cse2 (= 8 |old(~a17~0)|)) (and .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse3 .cse5 .cse8 .cse6 .cse9 .cse2 .cse10) (and .cse11 .cse12 .cse7 .cse13 .cse14) (= 10 |old(~a28~0)|) (and .cse12 .cse13 (= 9 ~a28~0) .cse15 .cse14) (= 9 |old(~a28~0)|) (and .cse3 .cse16 .cse8 .cse6 .cse9 .cse17 .cse18 .cse10) (and .cse3 .cse4 .cse5 .cse8 .cse7 .cse10) (not (= 1 |old(~a19~0)|)) (and .cse12 .cse13 .cse15 .cse14 .cse19) (and .cse3 .cse5 .cse6 .cse7 .cse17 .cse18) (and .cse3 .cse16 .cse5 .cse8 .cse9 .cse17 .cse18 .cse10) (and .cse11 .cse6 .cse12 .cse15 (not .cse14)) (and .cse3 .cse9 .cse13 .cse2 .cse17) (= 11 |old(~a28~0)|) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (and .cse17 .cse0 .cse1 (= ~a19~0 |old(~a19~0)|) (= ~a25~0 |old(~a25~0)|)) (and .cse0 .cse1 .cse6 .cse7 .cse17 (<= 1 ~a19~0)) (= |old(~a17~0)| |old(~a28~0)|) (and .cse3 .cse16 .cse9 .cse13 .cse19 .cse17) (and .cse3 .cse5 .cse9 .cse2 .cse17) (and .cse3 .cse5 .cse8 .cse6 .cse7 .cse18 .cse10)))) [2018-11-23 15:40:16,143 INFO L448 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-23 15:40:16,143 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-23 15:40:16,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 03:40:16 BoogieIcfgContainer [2018-11-23 15:40:16,161 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 15:40:16,162 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 15:40:16,162 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 15:40:16,162 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 15:40:16,162 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:39:59" (3/4) ... [2018-11-23 15:40:16,166 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 15:40:16,172 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 15:40:16,172 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-23 15:40:16,172 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 15:40:16,182 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-23 15:40:16,183 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 15:40:16,209 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((!(1 == a21) || ((((\old(a28) == a28 && \old(a28) == 7) && a17 == \old(a17)) && a19 == 1) && 8 == \old(a17))) || ((((\old(a17) == 8 && !(a19 == 1)) && !(a28 == a17)) && !(a25 == 1)) && 7 == a17)) || ((((((\old(a17) == 8 && !(a28 == a17)) && !(11 == a28)) && !(a25 == 1)) && \old(a17) == a17) && a19 == 1) && !(a28 == 10))) || ((((7 == a28 && 1 == a11) && 7 == a17) && 1 == a25) && 1 == a19)) || 10 == \old(a28)) || ((((1 == a11 && 1 == a25) && 9 == a28) && 8 == a17) && 1 == a19)) || 9 == \old(a28)) || (((((((\old(a17) == 8 && a19 <= 0) && !(11 == a28)) && !(a25 == 1)) && \old(a17) == a17) && !(a11 == 1)) && !(a28 == 9)) && !(a28 == 10))) || (((((\old(a17) == 8 && !(a19 == 1)) && !(a28 == a17)) && !(11 == a28)) && 7 == a17) && !(a28 == 10))) || !(1 == \old(a19))) || ((((1 == a11 && 1 == a25) && 8 == a17) && 1 == a19) && 10 == a28)) || (((((\old(a17) == 8 && !(a28 == a17)) && !(a25 == 1)) && 7 == a17) && !(a11 == 1)) && !(a28 == 9))) || (((((((\old(a17) == 8 && a19 <= 0) && !(a28 == a17)) && !(11 == a28)) && \old(a17) == a17) && !(a11 == 1)) && !(a28 == 9)) && !(a28 == 10))) || ((((7 == a28 && !(a25 == 1)) && 1 == a11) && 8 == a17) && !(1 == a19))) || ((((\old(a17) == 8 && \old(a17) == a17) && 1 == a25) && a19 == 1) && !(a11 == 1))) || 11 == \old(a28)) || 1 == \old(a25)) || 1 == \old(a11)) || ((((!(a11 == 1) && \old(a28) == a28) && a17 == \old(a17)) && a19 == \old(a19)) && a25 == \old(a25))) || (((((\old(a28) == a28 && a17 == \old(a17)) && !(a25 == 1)) && 7 == a17) && !(a11 == 1)) && 1 <= a19)) || \old(a17) == \old(a28)) || (((((\old(a17) == 8 && a19 <= 0) && \old(a17) == a17) && 1 == a25) && 10 == a28) && !(a11 == 1))) || ((((\old(a17) == 8 && !(a28 == a17)) && \old(a17) == a17) && a19 == 1) && !(a11 == 1))) || ((((((\old(a17) == 8 && !(a28 == a17)) && !(11 == a28)) && !(a25 == 1)) && 7 == a17) && !(a28 == 9)) && !(a28 == 10)) [2018-11-23 15:40:16,294 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_469d9e59-de6d-4206-880c-872bc6d7f0f2/bin-2019/uautomizer/witness.graphml [2018-11-23 15:40:16,294 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 15:40:16,295 INFO L168 Benchmark]: Toolchain (without parser) took 18147.48 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 736.6 MB). Free memory was 951.1 MB in the beginning and 853.2 MB in the end (delta: 97.9 MB). Peak memory consumption was 834.5 MB. Max. memory is 11.5 GB. [2018-11-23 15:40:16,296 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 15:40:16,296 INFO L168 Benchmark]: CACSL2BoogieTranslator took 369.84 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 924.2 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-11-23 15:40:16,296 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 924.2 MB in the beginning and 1.1 GB in the end (delta: -200.9 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2018-11-23 15:40:16,296 INFO L168 Benchmark]: Boogie Preprocessor took 53.17 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. [2018-11-23 15:40:16,297 INFO L168 Benchmark]: RCFGBuilder took 812.80 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: 101.2 MB). Peak memory consumption was 101.2 MB. Max. memory is 11.5 GB. [2018-11-23 15:40:16,297 INFO L168 Benchmark]: TraceAbstraction took 16706.42 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 604.5 MB). Free memory was 1.0 GB in the beginning and 870.8 MB in the end (delta: 142.4 MB). Peak memory consumption was 747.8 MB. Max. memory is 11.5 GB. [2018-11-23 15:40:16,297 INFO L168 Benchmark]: Witness Printer took 132.71 ms. Allocated memory is still 1.8 GB. Free memory was 870.8 MB in the beginning and 853.2 MB in the end (delta: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2018-11-23 15:40:16,299 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 369.84 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 924.2 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 69.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 924.2 MB in the beginning and 1.1 GB in the end (delta: -200.9 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 53.17 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. * RCFGBuilder took 812.80 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: 101.2 MB). Peak memory consumption was 101.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 16706.42 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 604.5 MB). Free memory was 1.0 GB in the beginning and 870.8 MB in the end (delta: 142.4 MB). Peak memory consumption was 747.8 MB. Max. memory is 11.5 GB. * Witness Printer took 132.71 ms. Allocated memory is still 1.8 GB. Free memory was 870.8 MB in the beginning and 853.2 MB in the end (delta: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 592]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((!(1 == a21) || ((((\old(a28) == a28 && \old(a28) == 7) && a17 == \old(a17)) && a19 == 1) && 8 == \old(a17))) || ((((\old(a17) == 8 && !(a19 == 1)) && !(a28 == a17)) && !(a25 == 1)) && 7 == a17)) || ((((((\old(a17) == 8 && !(a28 == a17)) && !(11 == a28)) && !(a25 == 1)) && \old(a17) == a17) && a19 == 1) && !(a28 == 10))) || ((((7 == a28 && 1 == a11) && 7 == a17) && 1 == a25) && 1 == a19)) || 10 == \old(a28)) || ((((1 == a11 && 1 == a25) && 9 == a28) && 8 == a17) && 1 == a19)) || 9 == \old(a28)) || (((((((\old(a17) == 8 && a19 <= 0) && !(11 == a28)) && !(a25 == 1)) && \old(a17) == a17) && !(a11 == 1)) && !(a28 == 9)) && !(a28 == 10))) || (((((\old(a17) == 8 && !(a19 == 1)) && !(a28 == a17)) && !(11 == a28)) && 7 == a17) && !(a28 == 10))) || !(1 == \old(a19))) || ((((1 == a11 && 1 == a25) && 8 == a17) && 1 == a19) && 10 == a28)) || (((((\old(a17) == 8 && !(a28 == a17)) && !(a25 == 1)) && 7 == a17) && !(a11 == 1)) && !(a28 == 9))) || (((((((\old(a17) == 8 && a19 <= 0) && !(a28 == a17)) && !(11 == a28)) && \old(a17) == a17) && !(a11 == 1)) && !(a28 == 9)) && !(a28 == 10))) || ((((7 == a28 && !(a25 == 1)) && 1 == a11) && 8 == a17) && !(1 == a19))) || ((((\old(a17) == 8 && \old(a17) == a17) && 1 == a25) && a19 == 1) && !(a11 == 1))) || 11 == \old(a28)) || 1 == \old(a25)) || 1 == \old(a11)) || ((((!(a11 == 1) && \old(a28) == a28) && a17 == \old(a17)) && a19 == \old(a19)) && a25 == \old(a25))) || (((((\old(a28) == a28 && a17 == \old(a17)) && !(a25 == 1)) && 7 == a17) && !(a11 == 1)) && 1 <= a19)) || \old(a17) == \old(a28)) || (((((\old(a17) == 8 && a19 <= 0) && \old(a17) == a17) && 1 == a25) && 10 == a28) && !(a11 == 1))) || ((((\old(a17) == 8 && !(a28 == a17)) && \old(a17) == a17) && a19 == 1) && !(a11 == 1))) || ((((((\old(a17) == 8 && !(a28 == a17)) && !(11 == a28)) && !(a25 == 1)) && 7 == a17) && !(a28 == 9)) && !(a28 == 10)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. SAFE Result, 16.6s OverallTime, 12 OverallIterations, 4 TraceHistogramMax, 10.0s AutomataDifference, 0.0s DeadEndRemovalTime, 3.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 1312 SDtfs, 11092 SDslu, 1724 SDs, 0 SdLazy, 17175 SolverSat, 2701 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1230 GetRequests, 1081 SyntacticMatches, 10 SemanticMatches, 139 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 751 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7318occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 12 MinimizatonAttempts, 1013 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 441 PreInvPairs, 751 NumberOfFragments, 1541 HoareAnnotationTreeSize, 441 FomulaSimplifications, 25922 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 7 FomulaSimplificationsInter, 9917 FormulaSimplificationTreeSizeReductionInter, 2.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 3358 NumberOfCodeBlocks, 3358 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 3342 ConstructedInterpolants, 0 QuantifiedInterpolants, 2944885 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2158 ConjunctsInSsa, 29 ConjunctsInUnsatCore, 16 InterpolantComputations, 10 PerfectInterpolantSequences, 1311/1401 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...