./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label35_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0bc6ce95-928c-47ec-a7b5-892fb078052d/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0bc6ce95-928c-47ec-a7b5-892fb078052d/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0bc6ce95-928c-47ec-a7b5-892fb078052d/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0bc6ce95-928c-47ec-a7b5-892fb078052d/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label35_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0bc6ce95-928c-47ec-a7b5-892fb078052d/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0bc6ce95-928c-47ec-a7b5-892fb078052d/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 8337eb1f63d7c636385adcfc171aa1b64a009941 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 10:58:14,610 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 10:58:14,612 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 10:58:14,620 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 10:58:14,620 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 10:58:14,621 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 10:58:14,622 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 10:58:14,623 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 10:58:14,624 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 10:58:14,625 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 10:58:14,626 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 10:58:14,626 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 10:58:14,626 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 10:58:14,627 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 10:58:14,628 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 10:58:14,628 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 10:58:14,629 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 10:58:14,630 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 10:58:14,631 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 10:58:14,632 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 10:58:14,633 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 10:58:14,634 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 10:58:14,636 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 10:58:14,636 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 10:58:14,636 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 10:58:14,637 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 10:58:14,637 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 10:58:14,638 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 10:58:14,638 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 10:58:14,639 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 10:58:14,639 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 10:58:14,640 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 10:58:14,640 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 10:58:14,640 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 10:58:14,641 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 10:58:14,641 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 10:58:14,641 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0bc6ce95-928c-47ec-a7b5-892fb078052d/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-08 10:58:14,651 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 10:58:14,652 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 10:58:14,652 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 10:58:14,652 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 10:58:14,653 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 10:58:14,653 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 10:58:14,653 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 10:58:14,653 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 10:58:14,654 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 10:58:14,654 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 10:58:14,654 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 10:58:14,654 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 10:58:14,654 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 10:58:14,654 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 10:58:14,654 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 10:58:14,655 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 10:58:14,655 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 10:58:14,655 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 10:58:14,655 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 10:58:14,655 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 10:58:14,655 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 10:58:14,656 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 10:58:14,656 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 10:58:14,656 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 10:58:14,656 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 10:58:14,656 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 10:58:14,656 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 10:58:14,656 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-08 10:58:14,657 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 10:58:14,657 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 10:58:14,657 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_0bc6ce95-928c-47ec-a7b5-892fb078052d/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 -> 8337eb1f63d7c636385adcfc171aa1b64a009941 [2018-12-08 10:58:14,680 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 10:58:14,688 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 10:58:14,690 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 10:58:14,691 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 10:58:14,691 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 10:58:14,691 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0bc6ce95-928c-47ec-a7b5-892fb078052d/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem11_label35_true-unreach-call.c [2018-12-08 10:58:14,728 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0bc6ce95-928c-47ec-a7b5-892fb078052d/bin-2019/uautomizer/data/451f5036c/a29ffeb7b2a74d2bb1529a81ad8f4fbc/FLAGd2cfa7f03 [2018-12-08 10:58:15,123 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 10:58:15,123 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0bc6ce95-928c-47ec-a7b5-892fb078052d/sv-benchmarks/c/eca-rers2012/Problem11_label35_true-unreach-call.c [2018-12-08 10:58:15,131 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0bc6ce95-928c-47ec-a7b5-892fb078052d/bin-2019/uautomizer/data/451f5036c/a29ffeb7b2a74d2bb1529a81ad8f4fbc/FLAGd2cfa7f03 [2018-12-08 10:58:15,140 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0bc6ce95-928c-47ec-a7b5-892fb078052d/bin-2019/uautomizer/data/451f5036c/a29ffeb7b2a74d2bb1529a81ad8f4fbc [2018-12-08 10:58:15,142 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 10:58:15,143 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 10:58:15,143 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 10:58:15,143 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 10:58:15,145 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 10:58:15,146 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 10:58:15" (1/1) ... [2018-12-08 10:58:15,147 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@770bfda7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:58:15, skipping insertion in model container [2018-12-08 10:58:15,147 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 10:58:15" (1/1) ... [2018-12-08 10:58:15,152 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 10:58:15,185 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 10:58:15,421 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 10:58:15,424 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 10:58:15,538 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 10:58:15,548 INFO L195 MainTranslator]: Completed translation [2018-12-08 10:58:15,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:58:15 WrapperNode [2018-12-08 10:58:15,548 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 10:58:15,549 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 10:58:15,549 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 10:58:15,549 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 10:58:15,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:58:15" (1/1) ... [2018-12-08 10:58:15,566 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:58:15" (1/1) ... [2018-12-08 10:58:15,570 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 10:58:15,571 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 10:58:15,571 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 10:58:15,571 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 10:58:15,577 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:58:15" (1/1) ... [2018-12-08 10:58:15,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:58:15" (1/1) ... [2018-12-08 10:58:15,580 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:58:15" (1/1) ... [2018-12-08 10:58:15,580 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:58:15" (1/1) ... [2018-12-08 10:58:15,603 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:58:15" (1/1) ... [2018-12-08 10:58:15,610 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:58:15" (1/1) ... [2018-12-08 10:58:15,615 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:58:15" (1/1) ... [2018-12-08 10:58:15,621 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 10:58:15,622 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 10:58:15,622 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 10:58:15,622 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 10:58:15,622 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:58:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0bc6ce95-928c-47ec-a7b5-892fb078052d/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 [2018-12-08 10:58:15,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 10:58:15,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 10:58:15,654 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-08 10:58:15,654 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-08 10:58:15,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 10:58:15,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 10:58:15,654 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 10:58:15,654 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 10:58:16,661 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 10:58:16,662 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-08 10:58:16,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:58:16 BoogieIcfgContainer [2018-12-08 10:58:16,662 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 10:58:16,663 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 10:58:16,663 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 10:58:16,666 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 10:58:16,666 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 10:58:15" (1/3) ... [2018-12-08 10:58:16,667 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@153b088d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 10:58:16, skipping insertion in model container [2018-12-08 10:58:16,667 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 10:58:15" (2/3) ... [2018-12-08 10:58:16,667 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@153b088d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 10:58:16, skipping insertion in model container [2018-12-08 10:58:16,667 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:58:16" (3/3) ... [2018-12-08 10:58:16,669 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label35_true-unreach-call.c [2018-12-08 10:58:16,677 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 10:58:16,684 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 10:58:16,698 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 10:58:16,725 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 10:58:16,725 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 10:58:16,726 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 10:58:16,726 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 10:58:16,726 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 10:58:16,726 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 10:58:16,726 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 10:58:16,726 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 10:58:16,726 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 10:58:16,746 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states. [2018-12-08 10:58:16,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-08 10:58:16,753 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:58:16,754 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] [2018-12-08 10:58:16,755 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 10:58:16,759 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:58:16,760 INFO L82 PathProgramCache]: Analyzing trace with hash 524759243, now seen corresponding path program 1 times [2018-12-08 10:58:16,761 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:58:16,762 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:58:16,794 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:58:16,794 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:58:16,794 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:58:16,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:58:16,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 10:58:16,984 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 10:58:16,984 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-08 10:58:16,987 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-08 10:58:16,995 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-08 10:58:16,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-08 10:58:16,997 INFO L87 Difference]: Start difference. First operand 292 states. Second operand 4 states. [2018-12-08 10:58:18,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:58:18,051 INFO L93 Difference]: Finished difference Result 994 states and 1776 transitions. [2018-12-08 10:58:18,052 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-08 10:58:18,052 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 64 [2018-12-08 10:58:18,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:58:18,064 INFO L225 Difference]: With dead ends: 994 [2018-12-08 10:58:18,064 INFO L226 Difference]: Without dead ends: 620 [2018-12-08 10:58:18,069 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-08 10:58:18,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 620 states. [2018-12-08 10:58:18,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 620 to 614. [2018-12-08 10:58:18,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 614 states. [2018-12-08 10:58:18,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 614 states and 908 transitions. [2018-12-08 10:58:18,118 INFO L78 Accepts]: Start accepts. Automaton has 614 states and 908 transitions. Word has length 64 [2018-12-08 10:58:18,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:58:18,119 INFO L480 AbstractCegarLoop]: Abstraction has 614 states and 908 transitions. [2018-12-08 10:58:18,119 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-08 10:58:18,119 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 908 transitions. [2018-12-08 10:58:18,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-12-08 10:58:18,122 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:58:18,123 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 10:58:18,123 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 10:58:18,123 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:58:18,123 INFO L82 PathProgramCache]: Analyzing trace with hash -1140309603, now seen corresponding path program 1 times [2018-12-08 10:58:18,123 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:58:18,124 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:58:18,124 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:58:18,125 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:58:18,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:58:18,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:58:18,249 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 10:58:18,250 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 10:58:18,250 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-08 10:58:18,251 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-08 10:58:18,251 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-08 10:58:18,251 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-08 10:58:18,252 INFO L87 Difference]: Start difference. First operand 614 states and 908 transitions. Second operand 4 states. [2018-12-08 10:58:19,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:58:19,203 INFO L93 Difference]: Finished difference Result 2375 states and 3593 transitions. [2018-12-08 10:58:19,203 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-08 10:58:19,203 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 137 [2018-12-08 10:58:19,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:58:19,209 INFO L225 Difference]: With dead ends: 2375 [2018-12-08 10:58:19,209 INFO L226 Difference]: Without dead ends: 1767 [2018-12-08 10:58:19,210 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-08 10:58:19,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1767 states. [2018-12-08 10:58:19,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1767 to 1750. [2018-12-08 10:58:19,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1750 states. [2018-12-08 10:58:19,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1750 states to 1750 states and 2496 transitions. [2018-12-08 10:58:19,243 INFO L78 Accepts]: Start accepts. Automaton has 1750 states and 2496 transitions. Word has length 137 [2018-12-08 10:58:19,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:58:19,244 INFO L480 AbstractCegarLoop]: Abstraction has 1750 states and 2496 transitions. [2018-12-08 10:58:19,244 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-08 10:58:19,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 2496 transitions. [2018-12-08 10:58:19,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-08 10:58:19,246 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:58:19,247 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 10:58:19,247 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 10:58:19,247 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:58:19,247 INFO L82 PathProgramCache]: Analyzing trace with hash -1496412874, now seen corresponding path program 1 times [2018-12-08 10:58:19,247 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:58:19,247 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:58:19,248 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:58:19,248 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:58:19,248 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:58:19,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:58:19,340 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 10:58:19,341 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 10:58:19,341 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 10:58:19,341 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 10:58:19,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 10:58:19,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-08 10:58:19,341 INFO L87 Difference]: Start difference. First operand 1750 states and 2496 transitions. Second operand 6 states. [2018-12-08 10:58:20,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:58:20,773 INFO L93 Difference]: Finished difference Result 6373 states and 10724 transitions. [2018-12-08 10:58:20,773 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-08 10:58:20,773 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 162 [2018-12-08 10:58:20,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:58:20,791 INFO L225 Difference]: With dead ends: 6373 [2018-12-08 10:58:20,791 INFO L226 Difference]: Without dead ends: 4629 [2018-12-08 10:58:20,796 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2018-12-08 10:58:20,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4629 states. [2018-12-08 10:58:20,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4629 to 3937. [2018-12-08 10:58:20,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3937 states. [2018-12-08 10:58:20,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3937 states to 3937 states and 5685 transitions. [2018-12-08 10:58:20,901 INFO L78 Accepts]: Start accepts. Automaton has 3937 states and 5685 transitions. Word has length 162 [2018-12-08 10:58:20,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:58:20,902 INFO L480 AbstractCegarLoop]: Abstraction has 3937 states and 5685 transitions. [2018-12-08 10:58:20,902 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 10:58:20,902 INFO L276 IsEmpty]: Start isEmpty. Operand 3937 states and 5685 transitions. [2018-12-08 10:58:20,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-12-08 10:58:20,906 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:58:20,907 INFO L402 BasicCegarLoop]: trace histogram [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, 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, 3, 3, 3, 3, 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] [2018-12-08 10:58:20,907 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 10:58:20,907 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:58:20,907 INFO L82 PathProgramCache]: Analyzing trace with hash -176162622, now seen corresponding path program 1 times [2018-12-08 10:58:20,907 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:58:20,907 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:58:20,908 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:58:20,908 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:58:20,908 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:58:20,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:58:21,017 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-08 10:58:21,018 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 10:58:21,018 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-08 10:58:21,018 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-08 10:58:21,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-08 10:58:21,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-08 10:58:21,018 INFO L87 Difference]: Start difference. First operand 3937 states and 5685 transitions. Second operand 4 states. [2018-12-08 10:58:21,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:58:21,768 INFO L93 Difference]: Finished difference Result 10387 states and 16283 transitions. [2018-12-08 10:58:21,769 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-08 10:58:21,769 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 227 [2018-12-08 10:58:21,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:58:21,785 INFO L225 Difference]: With dead ends: 10387 [2018-12-08 10:58:21,785 INFO L226 Difference]: Without dead ends: 6456 [2018-12-08 10:58:21,793 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-08 10:58:21,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6456 states. [2018-12-08 10:58:21,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6456 to 5880. [2018-12-08 10:58:21,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5880 states. [2018-12-08 10:58:21,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5880 states to 5880 states and 8312 transitions. [2018-12-08 10:58:21,889 INFO L78 Accepts]: Start accepts. Automaton has 5880 states and 8312 transitions. Word has length 227 [2018-12-08 10:58:21,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:58:21,889 INFO L480 AbstractCegarLoop]: Abstraction has 5880 states and 8312 transitions. [2018-12-08 10:58:21,889 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-08 10:58:21,889 INFO L276 IsEmpty]: Start isEmpty. Operand 5880 states and 8312 transitions. [2018-12-08 10:58:21,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-08 10:58:21,894 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:58:21,894 INFO L402 BasicCegarLoop]: trace histogram [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, 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, 3, 3, 3, 3, 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] [2018-12-08 10:58:21,894 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 10:58:21,894 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:58:21,894 INFO L82 PathProgramCache]: Analyzing trace with hash -1301706544, now seen corresponding path program 1 times [2018-12-08 10:58:21,894 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:58:21,894 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:58:21,895 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:58:21,895 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:58:21,895 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:58:21,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:58:22,105 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 114 proven. 69 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 10:58:22,106 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 10:58:22,106 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0bc6ce95-928c-47ec-a7b5-892fb078052d/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 [2018-12-08 10:58:22,113 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:58:22,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:58:22,171 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 10:58:22,283 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-08 10:58:22,308 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 10:58:22,309 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 9 [2018-12-08 10:58:22,309 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 10:58:22,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 10:58:22,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-12-08 10:58:22,310 INFO L87 Difference]: Start difference. First operand 5880 states and 8312 transitions. Second operand 9 states. [2018-12-08 10:58:23,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:58:23,808 INFO L93 Difference]: Finished difference Result 12119 states and 19358 transitions. [2018-12-08 10:58:23,809 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-12-08 10:58:23,809 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 231 [2018-12-08 10:58:23,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:58:23,831 INFO L225 Difference]: With dead ends: 12119 [2018-12-08 10:58:23,831 INFO L226 Difference]: Without dead ends: 6245 [2018-12-08 10:58:23,841 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 242 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=133, Invalid=287, Unknown=0, NotChecked=0, Total=420 [2018-12-08 10:58:23,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6245 states. [2018-12-08 10:58:23,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6245 to 5394. [2018-12-08 10:58:23,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5394 states. [2018-12-08 10:58:23,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5394 states to 5394 states and 7778 transitions. [2018-12-08 10:58:23,981 INFO L78 Accepts]: Start accepts. Automaton has 5394 states and 7778 transitions. Word has length 231 [2018-12-08 10:58:23,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:58:23,981 INFO L480 AbstractCegarLoop]: Abstraction has 5394 states and 7778 transitions. [2018-12-08 10:58:23,981 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 10:58:23,981 INFO L276 IsEmpty]: Start isEmpty. Operand 5394 states and 7778 transitions. [2018-12-08 10:58:23,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-08 10:58:23,987 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:58:23,987 INFO L402 BasicCegarLoop]: trace histogram [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, 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, 3, 3, 3, 3, 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] [2018-12-08 10:58:23,987 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 10:58:23,987 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:58:23,987 INFO L82 PathProgramCache]: Analyzing trace with hash 1265711923, now seen corresponding path program 1 times [2018-12-08 10:58:23,987 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:58:23,988 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:58:23,988 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:58:23,988 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:58:23,988 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:58:24,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:58:24,125 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 114 proven. 68 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 10:58:24,125 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 10:58:24,126 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0bc6ce95-928c-47ec-a7b5-892fb078052d/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 [2018-12-08 10:58:24,134 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:58:24,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:58:24,189 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 10:58:24,263 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-08 10:58:24,279 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 10:58:24,279 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2018-12-08 10:58:24,280 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 10:58:24,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 10:58:24,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-12-08 10:58:24,280 INFO L87 Difference]: Start difference. First operand 5394 states and 7778 transitions. Second operand 9 states. [2018-12-08 10:58:25,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:58:25,567 INFO L93 Difference]: Finished difference Result 14203 states and 21632 transitions. [2018-12-08 10:58:25,567 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-08 10:58:25,568 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 277 [2018-12-08 10:58:25,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:58:25,592 INFO L225 Difference]: With dead ends: 14203 [2018-12-08 10:58:25,593 INFO L226 Difference]: Without dead ends: 8815 [2018-12-08 10:58:25,620 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 297 GetRequests, 282 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=77, Invalid=163, Unknown=0, NotChecked=0, Total=240 [2018-12-08 10:58:25,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8815 states. [2018-12-08 10:58:25,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8815 to 7757. [2018-12-08 10:58:25,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7757 states. [2018-12-08 10:58:25,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7757 states to 7757 states and 11199 transitions. [2018-12-08 10:58:25,733 INFO L78 Accepts]: Start accepts. Automaton has 7757 states and 11199 transitions. Word has length 277 [2018-12-08 10:58:25,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:58:25,733 INFO L480 AbstractCegarLoop]: Abstraction has 7757 states and 11199 transitions. [2018-12-08 10:58:25,734 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 10:58:25,734 INFO L276 IsEmpty]: Start isEmpty. Operand 7757 states and 11199 transitions. [2018-12-08 10:58:25,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-12-08 10:58:25,738 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:58:25,738 INFO L402 BasicCegarLoop]: trace histogram [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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 10:58:25,738 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 10:58:25,739 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:58:25,739 INFO L82 PathProgramCache]: Analyzing trace with hash 1483392048, now seen corresponding path program 1 times [2018-12-08 10:58:25,739 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:58:25,739 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:58:25,739 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:58:25,740 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:58:25,740 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:58:25,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:58:25,839 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-12-08 10:58:25,839 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 10:58:25,839 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 10:58:25,840 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 10:58:25,840 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 10:58:25,840 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 10:58:25,840 INFO L87 Difference]: Start difference. First operand 7757 states and 11199 transitions. Second operand 3 states. [2018-12-08 10:58:26,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:58:26,473 INFO L93 Difference]: Finished difference Result 17212 states and 25446 transitions. [2018-12-08 10:58:26,474 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 10:58:26,474 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 286 [2018-12-08 10:58:26,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:58:26,493 INFO L225 Difference]: With dead ends: 17212 [2018-12-08 10:58:26,493 INFO L226 Difference]: Without dead ends: 9649 [2018-12-08 10:58:26,504 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 10:58:26,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9649 states. [2018-12-08 10:58:26,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9649 to 9457. [2018-12-08 10:58:26,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9457 states. [2018-12-08 10:58:26,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9457 states to 9457 states and 13435 transitions. [2018-12-08 10:58:26,618 INFO L78 Accepts]: Start accepts. Automaton has 9457 states and 13435 transitions. Word has length 286 [2018-12-08 10:58:26,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:58:26,619 INFO L480 AbstractCegarLoop]: Abstraction has 9457 states and 13435 transitions. [2018-12-08 10:58:26,619 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 10:58:26,619 INFO L276 IsEmpty]: Start isEmpty. Operand 9457 states and 13435 transitions. [2018-12-08 10:58:26,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2018-12-08 10:58:26,625 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:58:26,625 INFO L402 BasicCegarLoop]: trace histogram [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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 10:58:26,625 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 10:58:26,625 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:58:26,625 INFO L82 PathProgramCache]: Analyzing trace with hash -1126983561, now seen corresponding path program 1 times [2018-12-08 10:58:26,625 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:58:26,625 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:58:26,626 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:58:26,626 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:58:26,626 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:58:26,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:58:26,752 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 212 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 10:58:26,752 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 10:58:26,752 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0bc6ce95-928c-47ec-a7b5-892fb078052d/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 [2018-12-08 10:58:26,757 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:58:26,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:58:26,807 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 10:58:26,860 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-12-08 10:58:26,875 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 10:58:26,875 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2018-12-08 10:58:26,876 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-08 10:58:26,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-08 10:58:26,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-12-08 10:58:26,876 INFO L87 Difference]: Start difference. First operand 9457 states and 13435 transitions. Second operand 7 states. [2018-12-08 10:58:29,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:58:29,905 INFO L93 Difference]: Finished difference Result 25990 states and 43089 transitions. [2018-12-08 10:58:29,905 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-08 10:58:29,905 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 297 [2018-12-08 10:58:29,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:58:29,955 INFO L225 Difference]: With dead ends: 25990 [2018-12-08 10:58:29,955 INFO L226 Difference]: Without dead ends: 16727 [2018-12-08 10:58:29,991 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 322 GetRequests, 307 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2018-12-08 10:58:29,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16727 states. [2018-12-08 10:58:30,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16727 to 16512. [2018-12-08 10:58:30,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16512 states. [2018-12-08 10:58:30,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16512 states to 16512 states and 27610 transitions. [2018-12-08 10:58:30,278 INFO L78 Accepts]: Start accepts. Automaton has 16512 states and 27610 transitions. Word has length 297 [2018-12-08 10:58:30,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:58:30,278 INFO L480 AbstractCegarLoop]: Abstraction has 16512 states and 27610 transitions. [2018-12-08 10:58:30,278 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-08 10:58:30,279 INFO L276 IsEmpty]: Start isEmpty. Operand 16512 states and 27610 transitions. [2018-12-08 10:58:30,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-12-08 10:58:30,286 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:58:30,286 INFO L402 BasicCegarLoop]: trace histogram [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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 10:58:30,286 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 10:58:30,286 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:58:30,286 INFO L82 PathProgramCache]: Analyzing trace with hash 1649361938, now seen corresponding path program 1 times [2018-12-08 10:58:30,286 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:58:30,286 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:58:30,287 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:58:30,287 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:58:30,287 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:58:30,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:58:30,802 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 2 proven. 206 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 10:58:30,802 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 10:58:30,802 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0bc6ce95-928c-47ec-a7b5-892fb078052d/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 [2018-12-08 10:58:30,808 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:58:30,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:58:30,852 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 10:58:31,024 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 206 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 10:58:31,038 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-08 10:58:31,038 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 8] total 21 [2018-12-08 10:58:31,039 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-12-08 10:58:31,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-12-08 10:58:31,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=359, Unknown=0, NotChecked=0, Total=420 [2018-12-08 10:58:31,039 INFO L87 Difference]: Start difference. First operand 16512 states and 27610 transitions. Second operand 21 states. [2018-12-08 10:58:34,778 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 29 [2018-12-08 10:58:35,104 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 37 [2018-12-08 10:58:36,103 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 35 [2018-12-08 10:58:37,205 WARN L180 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 45 [2018-12-08 10:58:38,087 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 42 [2018-12-08 10:58:43,532 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 33 [2018-12-08 10:58:43,719 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 36 [2018-12-08 10:58:44,806 WARN L180 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 38 [2018-12-08 10:58:45,501 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 34 [2018-12-08 10:58:46,262 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 32 [2018-12-08 10:58:47,398 WARN L180 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 41 [2018-12-08 10:58:51,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:58:51,199 INFO L93 Difference]: Finished difference Result 38556 states and 66199 transitions. [2018-12-08 10:58:51,199 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 140 states. [2018-12-08 10:58:51,199 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 305 [2018-12-08 10:58:51,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:58:51,267 INFO L225 Difference]: With dead ends: 38556 [2018-12-08 10:58:51,267 INFO L226 Difference]: Without dead ends: 22238 [2018-12-08 10:58:51,300 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 452 GetRequests, 302 SyntacticMatches, 0 SemanticMatches, 150 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8915 ImplicationChecksByTransitivity, 6.6s TimeCoverageRelationStatistics Valid=2709, Invalid=20243, Unknown=0, NotChecked=0, Total=22952 [2018-12-08 10:58:51,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22238 states. [2018-12-08 10:58:51,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22238 to 20982. [2018-12-08 10:58:51,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20982 states. [2018-12-08 10:58:51,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20982 states to 20982 states and 34146 transitions. [2018-12-08 10:58:51,714 INFO L78 Accepts]: Start accepts. Automaton has 20982 states and 34146 transitions. Word has length 305 [2018-12-08 10:58:51,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:58:51,714 INFO L480 AbstractCegarLoop]: Abstraction has 20982 states and 34146 transitions. [2018-12-08 10:58:51,714 INFO L481 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-12-08 10:58:51,715 INFO L276 IsEmpty]: Start isEmpty. Operand 20982 states and 34146 transitions. [2018-12-08 10:58:51,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2018-12-08 10:58:51,723 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:58:51,724 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, 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, 3, 3, 3, 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] [2018-12-08 10:58:51,724 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 10:58:51,724 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:58:51,724 INFO L82 PathProgramCache]: Analyzing trace with hash -862990466, now seen corresponding path program 1 times [2018-12-08 10:58:51,724 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:58:51,724 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:58:51,725 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:58:51,725 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:58:51,725 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:58:51,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:58:52,287 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 351 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 10:58:52,287 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 10:58:52,287 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0bc6ce95-928c-47ec-a7b5-892fb078052d/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 10:58:52,293 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:58:52,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:58:52,344 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 10:58:52,421 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 350 proven. 2 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-08 10:58:52,436 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-08 10:58:52,436 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 5] total 18 [2018-12-08 10:58:52,436 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-12-08 10:58:52,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-12-08 10:58:52,436 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2018-12-08 10:58:52,437 INFO L87 Difference]: Start difference. First operand 20982 states and 34146 transitions. Second operand 18 states. [2018-12-08 10:58:55,741 WARN L180 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 37 [2018-12-08 10:58:58,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:58:58,626 INFO L93 Difference]: Finished difference Result 39121 states and 69261 transitions. [2018-12-08 10:58:58,626 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2018-12-08 10:58:58,626 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 358 [2018-12-08 10:58:58,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:58:58,684 INFO L225 Difference]: With dead ends: 39121 [2018-12-08 10:58:58,685 INFO L226 Difference]: Without dead ends: 18074 [2018-12-08 10:58:58,731 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 461 GetRequests, 395 SyntacticMatches, 1 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1269 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=857, Invalid=3565, Unknown=0, NotChecked=0, Total=4422 [2018-12-08 10:58:58,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18074 states. [2018-12-08 10:58:59,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18074 to 16689. [2018-12-08 10:58:59,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16689 states. [2018-12-08 10:58:59,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16689 states to 16689 states and 22638 transitions. [2018-12-08 10:58:59,073 INFO L78 Accepts]: Start accepts. Automaton has 16689 states and 22638 transitions. Word has length 358 [2018-12-08 10:58:59,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:58:59,073 INFO L480 AbstractCegarLoop]: Abstraction has 16689 states and 22638 transitions. [2018-12-08 10:58:59,073 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-12-08 10:58:59,073 INFO L276 IsEmpty]: Start isEmpty. Operand 16689 states and 22638 transitions. [2018-12-08 10:58:59,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2018-12-08 10:58:59,080 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:58:59,080 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, 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, 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] [2018-12-08 10:58:59,080 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 10:58:59,080 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:58:59,080 INFO L82 PathProgramCache]: Analyzing trace with hash -575691673, now seen corresponding path program 1 times [2018-12-08 10:58:59,080 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:58:59,081 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:58:59,081 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:58:59,081 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:58:59,081 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:58:59,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:58:59,390 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 181 proven. 226 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 10:58:59,390 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 10:58:59,390 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0bc6ce95-928c-47ec-a7b5-892fb078052d/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 10:58:59,397 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:58:59,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:58:59,456 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 10:58:59,571 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 351 proven. 2 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-08 10:58:59,585 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-08 10:58:59,586 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 8] total 16 [2018-12-08 10:58:59,586 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-12-08 10:58:59,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-12-08 10:58:59,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2018-12-08 10:58:59,587 INFO L87 Difference]: Start difference. First operand 16689 states and 22638 transitions. Second operand 16 states. [2018-12-08 10:59:06,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:59:06,595 INFO L93 Difference]: Finished difference Result 41937 states and 64426 transitions. [2018-12-08 10:59:06,596 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2018-12-08 10:59:06,596 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 362 [2018-12-08 10:59:06,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:59:06,675 INFO L225 Difference]: With dead ends: 41937 [2018-12-08 10:59:06,675 INFO L226 Difference]: Without dead ends: 25426 [2018-12-08 10:59:06,704 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 453 GetRequests, 396 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1058 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=717, Invalid=2705, Unknown=0, NotChecked=0, Total=3422 [2018-12-08 10:59:06,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25426 states. [2018-12-08 10:59:07,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25426 to 23785. [2018-12-08 10:59:07,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23785 states. [2018-12-08 10:59:07,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23785 states to 23785 states and 32287 transitions. [2018-12-08 10:59:07,217 INFO L78 Accepts]: Start accepts. Automaton has 23785 states and 32287 transitions. Word has length 362 [2018-12-08 10:59:07,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:59:07,217 INFO L480 AbstractCegarLoop]: Abstraction has 23785 states and 32287 transitions. [2018-12-08 10:59:07,217 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-12-08 10:59:07,217 INFO L276 IsEmpty]: Start isEmpty. Operand 23785 states and 32287 transitions. [2018-12-08 10:59:07,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2018-12-08 10:59:07,223 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:59:07,223 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-12-08 10:59:07,223 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 10:59:07,223 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:59:07,223 INFO L82 PathProgramCache]: Analyzing trace with hash -1741452937, now seen corresponding path program 1 times [2018-12-08 10:59:07,223 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:59:07,224 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:59:07,224 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:59:07,224 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:59:07,224 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:59:07,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:59:07,636 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 244 proven. 199 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 10:59:07,636 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 10:59:07,636 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0bc6ce95-928c-47ec-a7b5-892fb078052d/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 10:59:07,642 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:59:07,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:59:07,695 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 10:59:07,894 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 355 proven. 2 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-08 10:59:07,909 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-08 10:59:07,909 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 5] total 21 [2018-12-08 10:59:07,909 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-12-08 10:59:07,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-12-08 10:59:07,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=358, Unknown=0, NotChecked=0, Total=420 [2018-12-08 10:59:07,910 INFO L87 Difference]: Start difference. First operand 23785 states and 32287 transitions. Second operand 21 states. [2018-12-08 10:59:11,259 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 39 [2018-12-08 10:59:14,988 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 37 [2018-12-08 10:59:15,663 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 37 [2018-12-08 10:59:16,839 WARN L180 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 41 [2018-12-08 10:59:17,343 WARN L180 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 36 [2018-12-08 10:59:17,616 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 29 [2018-12-08 10:59:18,037 WARN L180 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 39 [2018-12-08 10:59:18,269 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 34 [2018-12-08 10:59:23,260 WARN L180 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 40 [2018-12-08 10:59:23,623 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 29 [2018-12-08 10:59:23,897 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 29 [2018-12-08 10:59:24,358 WARN L180 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 39 [2018-12-08 10:59:25,054 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 40 [2018-12-08 10:59:27,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 10:59:27,407 INFO L93 Difference]: Finished difference Result 51844 states and 75717 transitions. [2018-12-08 10:59:27,407 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2018-12-08 10:59:27,408 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 363 [2018-12-08 10:59:27,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 10:59:27,468 INFO L225 Difference]: With dead ends: 51844 [2018-12-08 10:59:27,468 INFO L226 Difference]: Without dead ends: 27385 [2018-12-08 10:59:27,500 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 561 GetRequests, 438 SyntacticMatches, 1 SemanticMatches, 122 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5624 ImplicationChecksByTransitivity, 7.1s TimeCoverageRelationStatistics Valid=2267, Invalid=12985, Unknown=0, NotChecked=0, Total=15252 [2018-12-08 10:59:27,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27385 states. [2018-12-08 10:59:27,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27385 to 24980. [2018-12-08 10:59:27,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24980 states. [2018-12-08 10:59:28,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24980 states to 24980 states and 32954 transitions. [2018-12-08 10:59:28,042 INFO L78 Accepts]: Start accepts. Automaton has 24980 states and 32954 transitions. Word has length 363 [2018-12-08 10:59:28,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 10:59:28,043 INFO L480 AbstractCegarLoop]: Abstraction has 24980 states and 32954 transitions. [2018-12-08 10:59:28,043 INFO L481 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-12-08 10:59:28,043 INFO L276 IsEmpty]: Start isEmpty. Operand 24980 states and 32954 transitions. [2018-12-08 10:59:28,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2018-12-08 10:59:28,050 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 10:59:28,050 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-12-08 10:59:28,050 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 10:59:28,050 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 10:59:28,050 INFO L82 PathProgramCache]: Analyzing trace with hash -304989761, now seen corresponding path program 1 times [2018-12-08 10:59:28,050 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 10:59:28,050 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 10:59:28,051 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:59:28,051 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:59:28,051 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 10:59:28,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:59:28,184 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 176 proven. 185 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-08 10:59:28,185 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 10:59:28,185 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0bc6ce95-928c-47ec-a7b5-892fb078052d/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 10:59:28,191 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 10:59:28,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 10:59:28,248 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 10:59:34,365 WARN L180 SmtUtils]: Spent 6.06 s on a formula simplification. DAG size of input: 151 DAG size of output: 24 [2018-12-08 10:59:35,703 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 173 proven. 189 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-08 10:59:35,718 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-08 10:59:35,719 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 13 [2018-12-08 10:59:35,719 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-12-08 10:59:35,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-12-08 10:59:35,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=130, Unknown=1, NotChecked=0, Total=156 [2018-12-08 10:59:35,719 INFO L87 Difference]: Start difference. First operand 24980 states and 32954 transitions. Second operand 13 states. [2018-12-08 11:02:03,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 11:02:03,321 INFO L93 Difference]: Finished difference Result 57737 states and 77676 transitions. [2018-12-08 11:02:03,322 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2018-12-08 11:02:03,322 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 375 [2018-12-08 11:02:03,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 11:02:03,374 INFO L225 Difference]: With dead ends: 57737 [2018-12-08 11:02:03,374 INFO L226 Difference]: Without dead ends: 32281 [2018-12-08 11:02:03,403 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 566 GetRequests, 451 SyntacticMatches, 1 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5294 ImplicationChecksByTransitivity, 34.6s TimeCoverageRelationStatistics Valid=1527, Invalid=11795, Unknown=18, NotChecked=0, Total=13340 [2018-12-08 11:02:03,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32281 states. [2018-12-08 11:02:03,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32281 to 31731. [2018-12-08 11:02:03,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31731 states. [2018-12-08 11:02:04,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31731 states to 31731 states and 41287 transitions. [2018-12-08 11:02:04,003 INFO L78 Accepts]: Start accepts. Automaton has 31731 states and 41287 transitions. Word has length 375 [2018-12-08 11:02:04,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 11:02:04,003 INFO L480 AbstractCegarLoop]: Abstraction has 31731 states and 41287 transitions. [2018-12-08 11:02:04,003 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-12-08 11:02:04,003 INFO L276 IsEmpty]: Start isEmpty. Operand 31731 states and 41287 transitions. [2018-12-08 11:02:04,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2018-12-08 11:02:04,015 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 11:02:04,015 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 11:02:04,015 INFO L423 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 11:02:04,015 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 11:02:04,015 INFO L82 PathProgramCache]: Analyzing trace with hash 1178859711, now seen corresponding path program 1 times [2018-12-08 11:02:04,016 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 11:02:04,016 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 11:02:04,016 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 11:02:04,016 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 11:02:04,016 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 11:02:04,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:02:04,173 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 240 proven. 291 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-12-08 11:02:04,173 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 11:02:04,173 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0bc6ce95-928c-47ec-a7b5-892fb078052d/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 11:02:04,180 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 11:02:04,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:02:04,253 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:02:04,360 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 549 proven. 2 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2018-12-08 11:02:04,384 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-08 11:02:04,385 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2018-12-08 11:02:04,385 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-08 11:02:04,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-08 11:02:04,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-12-08 11:02:04,385 INFO L87 Difference]: Start difference. First operand 31731 states and 41287 transitions. Second operand 10 states. [2018-12-08 11:02:11,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 11:02:11,365 INFO L93 Difference]: Finished difference Result 66184 states and 86292 transitions. [2018-12-08 11:02:11,365 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2018-12-08 11:02:11,365 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 431 [2018-12-08 11:02:11,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 11:02:11,430 INFO L225 Difference]: With dead ends: 66184 [2018-12-08 11:02:11,430 INFO L226 Difference]: Without dead ends: 34245 [2018-12-08 11:02:11,475 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 558 GetRequests, 486 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1961 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=799, Invalid=4603, Unknown=0, NotChecked=0, Total=5402 [2018-12-08 11:02:11,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34245 states. [2018-12-08 11:02:12,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34245 to 32603. [2018-12-08 11:02:12,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32603 states. [2018-12-08 11:02:12,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32603 states to 32603 states and 40903 transitions. [2018-12-08 11:02:12,185 INFO L78 Accepts]: Start accepts. Automaton has 32603 states and 40903 transitions. Word has length 431 [2018-12-08 11:02:12,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 11:02:12,185 INFO L480 AbstractCegarLoop]: Abstraction has 32603 states and 40903 transitions. [2018-12-08 11:02:12,185 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-08 11:02:12,185 INFO L276 IsEmpty]: Start isEmpty. Operand 32603 states and 40903 transitions. [2018-12-08 11:02:12,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 489 [2018-12-08 11:02:12,199 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 11:02:12,200 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, 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, 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, 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] [2018-12-08 11:02:12,200 INFO L423 AbstractCegarLoop]: === Iteration 15 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 11:02:12,200 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 11:02:12,200 INFO L82 PathProgramCache]: Analyzing trace with hash 375084029, now seen corresponding path program 1 times [2018-12-08 11:02:12,200 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 11:02:12,200 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 11:02:12,201 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 11:02:12,201 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 11:02:12,201 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 11:02:12,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:02:12,460 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 0 proven. 186 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2018-12-08 11:02:12,460 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 11:02:12,460 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0bc6ce95-928c-47ec-a7b5-892fb078052d/bin-2019/uautomizer/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 11:02:12,467 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 11:02:12,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:02:12,550 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:02:17,517 WARN L180 SmtUtils]: Spent 4.80 s on a formula simplification. DAG size of input: 131 DAG size of output: 61 [2018-12-08 11:02:18,033 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 0 proven. 362 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2018-12-08 11:02:18,048 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-08 11:02:18,048 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10] total 17 [2018-12-08 11:02:18,049 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-12-08 11:02:18,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-12-08 11:02:18,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=230, Unknown=0, NotChecked=0, Total=272 [2018-12-08 11:02:18,049 INFO L87 Difference]: Start difference. First operand 32603 states and 40903 transitions. Second operand 17 states. [2018-12-08 11:02:24,837 WARN L180 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 66 [2018-12-08 11:02:40,012 WARN L180 SmtUtils]: Spent 14.83 s on a formula simplification. DAG size of input: 90 DAG size of output: 64 [2018-12-08 11:02:44,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 11:02:44,882 INFO L93 Difference]: Finished difference Result 66868 states and 84032 transitions. [2018-12-08 11:02:44,883 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2018-12-08 11:02:44,883 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 488 [2018-12-08 11:02:44,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 11:02:44,949 INFO L225 Difference]: With dead ends: 66868 [2018-12-08 11:02:44,949 INFO L226 Difference]: Without dead ends: 34459 [2018-12-08 11:02:44,999 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 535 GetRequests, 484 SyntacticMatches, 2 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 655 ImplicationChecksByTransitivity, 21.0s TimeCoverageRelationStatistics Valid=456, Invalid=2094, Unknown=0, NotChecked=0, Total=2550 [2018-12-08 11:02:45,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34459 states. [2018-12-08 11:02:45,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34459 to 33542. [2018-12-08 11:02:45,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33542 states. [2018-12-08 11:02:45,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33542 states to 33542 states and 41850 transitions. [2018-12-08 11:02:45,692 INFO L78 Accepts]: Start accepts. Automaton has 33542 states and 41850 transitions. Word has length 488 [2018-12-08 11:02:45,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 11:02:45,692 INFO L480 AbstractCegarLoop]: Abstraction has 33542 states and 41850 transitions. [2018-12-08 11:02:45,692 INFO L481 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-12-08 11:02:45,692 INFO L276 IsEmpty]: Start isEmpty. Operand 33542 states and 41850 transitions. [2018-12-08 11:02:45,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2018-12-08 11:02:45,712 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 11:02:45,712 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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] [2018-12-08 11:02:45,712 INFO L423 AbstractCegarLoop]: === Iteration 16 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 11:02:45,712 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 11:02:45,712 INFO L82 PathProgramCache]: Analyzing trace with hash 1987013662, now seen corresponding path program 1 times [2018-12-08 11:02:45,713 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 11:02:45,713 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 11:02:45,713 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 11:02:45,713 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 11:02:45,713 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 11:02:45,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:02:45,970 INFO L134 CoverageAnalysis]: Checked inductivity of 799 backedges. 511 proven. 114 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2018-12-08 11:02:45,971 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 11:02:45,971 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0bc6ce95-928c-47ec-a7b5-892fb078052d/bin-2019/uautomizer/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 11:02:45,977 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 11:02:46,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:02:46,047 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:02:46,245 INFO L134 CoverageAnalysis]: Checked inductivity of 799 backedges. 707 proven. 6 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-08 11:02:46,261 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-08 11:02:46,261 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 14 [2018-12-08 11:02:46,261 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-12-08 11:02:46,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-12-08 11:02:46,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2018-12-08 11:02:46,262 INFO L87 Difference]: Start difference. First operand 33542 states and 41850 transitions. Second operand 14 states. [2018-12-08 11:02:52,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 11:02:52,182 INFO L93 Difference]: Finished difference Result 67787 states and 84706 transitions. [2018-12-08 11:02:52,183 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2018-12-08 11:02:52,183 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 529 [2018-12-08 11:02:52,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 11:02:52,259 INFO L225 Difference]: With dead ends: 67787 [2018-12-08 11:02:52,259 INFO L226 Difference]: Without dead ends: 38697 [2018-12-08 11:02:52,308 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 613 GetRequests, 562 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 767 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=488, Invalid=2164, Unknown=0, NotChecked=0, Total=2652 [2018-12-08 11:02:52,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38697 states. [2018-12-08 11:02:53,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38697 to 37862. [2018-12-08 11:02:53,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37862 states. [2018-12-08 11:02:53,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37862 states to 37862 states and 46294 transitions. [2018-12-08 11:02:53,080 INFO L78 Accepts]: Start accepts. Automaton has 37862 states and 46294 transitions. Word has length 529 [2018-12-08 11:02:53,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 11:02:53,081 INFO L480 AbstractCegarLoop]: Abstraction has 37862 states and 46294 transitions. [2018-12-08 11:02:53,081 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-12-08 11:02:53,081 INFO L276 IsEmpty]: Start isEmpty. Operand 37862 states and 46294 transitions. [2018-12-08 11:02:53,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 659 [2018-12-08 11:02:53,129 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 11:02:53,129 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 11:02:53,129 INFO L423 AbstractCegarLoop]: === Iteration 17 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 11:02:53,129 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 11:02:53,129 INFO L82 PathProgramCache]: Analyzing trace with hash -510835300, now seen corresponding path program 1 times [2018-12-08 11:02:53,129 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 11:02:53,129 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 11:02:53,130 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 11:02:53,130 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 11:02:53,130 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 11:02:53,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:02:54,132 INFO L134 CoverageAnalysis]: Checked inductivity of 1002 backedges. 560 proven. 440 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 11:02:54,133 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 11:02:54,133 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0bc6ce95-928c-47ec-a7b5-892fb078052d/bin-2019/uautomizer/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 11:02:54,139 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 11:02:54,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:02:54,223 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:02:54,605 INFO L134 CoverageAnalysis]: Checked inductivity of 1002 backedges. 323 proven. 519 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-08 11:02:54,620 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-08 11:02:54,620 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 11] total 27 [2018-12-08 11:02:54,621 INFO L459 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-12-08 11:02:54,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-12-08 11:02:54,621 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=603, Unknown=0, NotChecked=0, Total=702 [2018-12-08 11:02:54,621 INFO L87 Difference]: Start difference. First operand 37862 states and 46294 transitions. Second operand 27 states. [2018-12-08 11:02:56,033 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 35 [2018-12-08 11:02:58,014 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 32 [2018-12-08 11:03:00,574 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 46 [2018-12-08 11:03:06,309 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2018-12-08 11:03:07,973 WARN L180 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2018-12-08 11:03:10,211 WARN L180 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 46 [2018-12-08 11:03:15,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 11:03:15,605 INFO L93 Difference]: Finished difference Result 78921 states and 110466 transitions. [2018-12-08 11:03:15,605 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2018-12-08 11:03:15,606 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 658 [2018-12-08 11:03:15,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 11:03:15,773 INFO L225 Difference]: With dead ends: 78921 [2018-12-08 11:03:15,774 INFO L226 Difference]: Without dead ends: 46481 [2018-12-08 11:03:15,835 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 772 GetRequests, 651 SyntacticMatches, 4 SemanticMatches, 117 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4974 ImplicationChecksByTransitivity, 5.8s TimeCoverageRelationStatistics Valid=1836, Invalid=12206, Unknown=0, NotChecked=0, Total=14042 [2018-12-08 11:03:15,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46481 states. [2018-12-08 11:03:16,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46481 to 42242. [2018-12-08 11:03:16,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42242 states. [2018-12-08 11:03:17,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42242 states to 42242 states and 51160 transitions. [2018-12-08 11:03:17,066 INFO L78 Accepts]: Start accepts. Automaton has 42242 states and 51160 transitions. Word has length 658 [2018-12-08 11:03:17,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 11:03:17,066 INFO L480 AbstractCegarLoop]: Abstraction has 42242 states and 51160 transitions. [2018-12-08 11:03:17,066 INFO L481 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-12-08 11:03:17,066 INFO L276 IsEmpty]: Start isEmpty. Operand 42242 states and 51160 transitions. [2018-12-08 11:03:17,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 691 [2018-12-08 11:03:17,122 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 11:03:17,122 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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] [2018-12-08 11:03:17,122 INFO L423 AbstractCegarLoop]: === Iteration 18 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 11:03:17,122 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 11:03:17,123 INFO L82 PathProgramCache]: Analyzing trace with hash 1646864132, now seen corresponding path program 1 times [2018-12-08 11:03:17,123 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 11:03:17,123 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 11:03:17,123 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 11:03:17,123 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 11:03:17,123 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 11:03:17,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:03:17,526 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 941 proven. 92 refuted. 0 times theorem prover too weak. 345 trivial. 0 not checked. [2018-12-08 11:03:17,526 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 11:03:17,526 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0bc6ce95-928c-47ec-a7b5-892fb078052d/bin-2019/uautomizer/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 11:03:17,532 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 11:03:17,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 11:03:17,622 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 11:03:18,242 WARN L180 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 1851 DAG size of output: 27 [2018-12-08 11:03:18,504 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 668 proven. 2 refuted. 0 times theorem prover too weak. 708 trivial. 0 not checked. [2018-12-08 11:03:18,519 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-08 11:03:18,519 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 5] total 13 [2018-12-08 11:03:18,520 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-12-08 11:03:18,520 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-12-08 11:03:18,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2018-12-08 11:03:18,520 INFO L87 Difference]: Start difference. First operand 42242 states and 51160 transitions. Second operand 13 states. [2018-12-08 11:03:27,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 11:03:27,991 INFO L93 Difference]: Finished difference Result 84624 states and 105852 transitions. [2018-12-08 11:03:27,991 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-12-08 11:03:27,991 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 690 [2018-12-08 11:03:27,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 11:03:27,992 INFO L225 Difference]: With dead ends: 84624 [2018-12-08 11:03:27,992 INFO L226 Difference]: Without dead ends: 0 [2018-12-08 11:03:28,068 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 766 GetRequests, 720 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 611 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=433, Invalid=1823, Unknown=0, NotChecked=0, Total=2256 [2018-12-08 11:03:28,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-08 11:03:28,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-08 11:03:28,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-08 11:03:28,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-08 11:03:28,068 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 690 [2018-12-08 11:03:28,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 11:03:28,069 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 11:03:28,069 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-12-08 11:03:28,069 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-08 11:03:28,069 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 11:03:28,072 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-08 11:03:28,138 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:28,143 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:28,425 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:28,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:29,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:29,080 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:29,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:29,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:29,594 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:29,706 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:29,717 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:29,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:29,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:30,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:30,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:30,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:30,560 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:30,743 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:30,744 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:30,766 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:30,766 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:31,095 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:31,231 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:31,232 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:31,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:31,265 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:31,266 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:31,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:31,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:31,436 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:31,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:31,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:31,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:31,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:32,217 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:32,218 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:32,243 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:32,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:32,965 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:32,965 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:32,966 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:32,966 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:32,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:32,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:32,968 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:32,968 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:34,618 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:34,619 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:34,619 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:34,638 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:34,767 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:34,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:35,058 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:35,188 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:35,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:35,602 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:35,602 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:35,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:35,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:35,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:37,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:37,977 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:38,258 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:39,263 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:39,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:39,266 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:41,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:41,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:44,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:44,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:44,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:55,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:55,807 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:57,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:57,506 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:58,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:03:58,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:00,046 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:03,490 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:08,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:11,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:16,218 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:16,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:17,772 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:22,817 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:23,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:29,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:34,054 WARN L180 SmtUtils]: Spent 1.07 m on a formula simplification. DAG size of input: 5261 DAG size of output: 4873 [2018-12-08 11:04:34,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:34,502 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:34,704 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:34,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:35,048 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:35,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:35,070 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:35,071 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:35,394 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:35,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:35,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:35,564 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:35,564 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:35,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:35,647 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:35,734 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:35,737 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:35,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:35,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:36,072 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:36,177 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:36,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:36,625 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:36,649 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:37,267 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:37,353 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:37,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:37,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:37,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:37,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:37,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:37,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:37,358 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:38,970 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:38,970 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:38,971 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:38,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:39,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:39,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:39,429 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:39,565 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:39,887 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:39,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:39,992 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:39,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:39,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:39,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:41,888 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:42,479 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:42,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:43,569 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:43,570 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:43,571 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:46,106 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:46,106 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:48,777 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:48,778 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:04:48,778 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:05:00,041 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:05:00,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:05:02,233 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:05:02,371 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:05:03,679 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:05:03,748 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:05:04,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:05:08,427 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:05:13,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:05:16,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:05:21,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:05:21,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:05:22,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:05:27,960 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:05:28,640 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:05:34,616 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 11:05:39,325 WARN L180 SmtUtils]: Spent 1.09 m on a formula simplification. DAG size of input: 5261 DAG size of output: 4873 [2018-12-08 11:05:55,507 WARN L180 SmtUtils]: Spent 15.98 s on a formula simplification. DAG size of input: 1008 DAG size of output: 170 [2018-12-08 11:08:13,374 WARN L180 SmtUtils]: Spent 2.30 m on a formula simplification. DAG size of input: 4792 DAG size of output: 150 [2018-12-08 11:10:31,391 WARN L180 SmtUtils]: Spent 2.30 m on a formula simplification. DAG size of input: 4792 DAG size of output: 150 [2018-12-08 11:10:31,393 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-08 11:10:31,394 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a23~0 |old(~a23~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a25~0 |old(~a25~0)|) (= |old(~a29~0)| ~a29~0)) [2018-12-08 11:10:31,394 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-08 11:10:31,394 INFO L448 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2018-12-08 11:10:31,394 INFO L448 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2018-12-08 11:10:31,394 INFO L448 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2018-12-08 11:10:31,394 INFO L448 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,394 INFO L448 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,394 INFO L448 ceAbstractionStarter]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,394 INFO L448 ceAbstractionStarter]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,394 INFO L448 ceAbstractionStarter]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,394 INFO L448 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,394 INFO L448 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,394 INFO L448 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-12-08 11:10:31,394 INFO L448 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-12-08 11:10:31,394 INFO L448 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2018-12-08 11:10:31,394 INFO L448 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,394 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,394 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,394 INFO L448 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,394 INFO L448 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,394 INFO L448 ceAbstractionStarter]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,394 INFO L448 ceAbstractionStarter]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,395 INFO L448 ceAbstractionStarter]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,395 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,395 INFO L448 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2018-12-08 11:10:31,395 INFO L448 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2018-12-08 11:10:31,395 INFO L448 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2018-12-08 11:10:31,395 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,395 INFO L448 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,395 INFO L448 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,395 INFO L448 ceAbstractionStarter]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,395 INFO L448 ceAbstractionStarter]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,395 INFO L448 ceAbstractionStarter]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,395 INFO L448 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,395 INFO L448 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,395 INFO L448 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,395 INFO L448 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2018-12-08 11:10:31,395 INFO L448 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-12-08 11:10:31,395 INFO L448 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2018-12-08 11:10:31,395 INFO L448 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2018-12-08 11:10:31,395 INFO L448 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2018-12-08 11:10:31,395 INFO L448 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2018-12-08 11:10:31,395 INFO L448 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2018-12-08 11:10:31,395 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,395 INFO L448 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,395 INFO L448 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,395 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,396 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,396 INFO L448 ceAbstractionStarter]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,396 INFO L448 ceAbstractionStarter]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,396 INFO L448 ceAbstractionStarter]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,396 INFO L448 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,396 INFO L448 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,396 INFO L448 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2018-12-08 11:10:31,396 INFO L448 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2018-12-08 11:10:31,396 INFO L448 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2018-12-08 11:10:31,396 INFO L448 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,396 INFO L448 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,396 INFO L448 ceAbstractionStarter]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,396 INFO L448 ceAbstractionStarter]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,396 INFO L448 ceAbstractionStarter]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,396 INFO L448 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2018-12-08 11:10:31,396 INFO L448 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2018-12-08 11:10:31,397 INFO L448 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-12-08 11:10:31,397 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,397 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,397 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,397 INFO L448 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,397 INFO L448 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,397 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2018-12-08 11:10:31,397 INFO L448 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2018-12-08 11:10:31,397 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,397 INFO L448 ceAbstractionStarter]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,397 INFO L448 ceAbstractionStarter]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,397 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,397 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,397 INFO L448 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,397 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2018-12-08 11:10:31,398 INFO L448 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2018-12-08 11:10:31,398 INFO L448 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,398 INFO L448 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,398 INFO L448 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-12-08 11:10:31,398 INFO L448 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2018-12-08 11:10:31,398 INFO L448 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2018-12-08 11:10:31,398 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,398 INFO L448 ceAbstractionStarter]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,398 INFO L448 ceAbstractionStarter]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,398 INFO L448 ceAbstractionStarter]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,398 INFO L448 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,398 INFO L448 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,398 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,398 INFO L448 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2018-12-08 11:10:31,398 INFO L448 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-12-08 11:10:31,398 INFO L448 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-12-08 11:10:31,399 INFO L448 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2018-12-08 11:10:31,399 INFO L448 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2018-12-08 11:10:31,399 INFO L448 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2018-12-08 11:10:31,399 INFO L448 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2018-12-08 11:10:31,399 INFO L448 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,399 INFO L448 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,399 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2018-12-08 11:10:31,399 INFO L448 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2018-12-08 11:10:31,399 INFO L448 ceAbstractionStarter]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,399 INFO L448 ceAbstractionStarter]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,399 INFO L448 ceAbstractionStarter]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,399 INFO L448 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,400 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 22 1026) the Hoare annotation is: (let ((.cse16 (= |old(~a29~0)| ~a29~0)) (.cse23 (= ~a29~0 |old(~a29~0)|)) (.cse17 (= ~a23~0 |old(~a23~0)|)) (.cse24 (= ~a4~0 |old(~a4~0)|)) (.cse30 (= ~a25~0 |old(~a25~0)|)) (.cse29 (= 10 |old(~a25~0)|))) (let ((.cse10 (< |old(~a29~0)| 130)) (.cse11 (< 277 |old(~a29~0)|)) (.cse8 (not (= 9 |old(~a25~0)|))) (.cse2 (not (= 11 |old(~a25~0)|))) (.cse7 (< 384312 |old(~a29~0)|)) (.cse12 (forall ((v_prenex_1 Int)) (let ((.cse31 (* 4 (div v_prenex_1 5)))) (or (<= v_prenex_1 306) (< v_prenex_1 0) (< v_prenex_1 |old(~a23~0)|) (< .cse31 0) (< (+ (mod .cse31 83) 180) |old(~a23~0)|))))) (.cse13 (< |old(~a25~0)| 13)) (.cse18 (= ~a25~0 12)) (.cse20 (< 312 |old(~a23~0)|)) (.cse15 (not .cse29)) (.cse19 (< 0 (+ |old(~a23~0)| 43))) (.cse4 (and .cse23 .cse17 .cse24 .cse30)) (.cse22 (< 0 (+ |old(~a29~0)| 215708))) (.cse9 (and .cse17 .cse24 .cse30 .cse16)) (.cse21 (< 130 |old(~a29~0)|)) (.cse25 (< 10 |old(~a25~0)|)) (.cse0 (not (= 15 ~a8~0))) (.cse1 (not (= 1 ~a3~0))) (.cse3 (not (= 1 |old(~a4~0)|))) (.cse5 (and (and .cse23 .cse17) .cse24 .cse30)) (.cse14 (not (= 12 |old(~a25~0)|))) (.cse6 (and (or (<= |old(~a23~0)| 138) .cse29) (< |old(~a23~0)| 307))) (.cse26 (forall ((v_prenex_68 Int)) (let ((.cse27 (+ (* 10 (mod v_prenex_68 83)) 1610))) (let ((.cse28 (* 9 (div .cse27 9)))) (or (< .cse27 0) (< (+ .cse28 9) 0) (< v_prenex_68 0) (< (div .cse28 10) |old(~a23~0)|) (< .cse28 0) (<= v_prenex_68 306))))))) (and (or .cse0 .cse1 (< 85 |old(~a23~0)|) .cse2 .cse3 (< (+ |old(~a23~0)| 4) 0) .cse4) (or .cse5 .cse0 .cse1 .cse2 .cse3 .cse6) (or .cse0 .cse1 .cse5 .cse7 .cse3 .cse6) (or (or .cse0 .cse1 .cse8) .cse3 .cse9) (or .cse9 .cse0 .cse1 .cse10 .cse3 .cse11) (or .cse5 .cse0 .cse1 .cse12 .cse13 .cse3 .cse6) (or .cse0 .cse1 .cse10 .cse11 .cse9 .cse14) (or .cse15 .cse9 .cse0 .cse1 .cse3 .cse6) (or (and .cse16 .cse17 (= 1 ~a4~0) .cse18) .cse14 (< 0 (+ |old(~a29~0)| 13874)) .cse0 .cse1 .cse3) (or .cse0 .cse1 .cse3 .cse11 (< 0 (+ |old(~a23~0)| 599772)) .cse4) (or .cse0 .cse1 .cse8 .cse9 .cse19 .cse7 (< |old(~a29~0)| 260)) (or .cse20 .cse0 .cse1 .cse2 .cse7 .cse9) (or .cse0 .cse1 .cse4 .cse19 .cse3 .cse21 .cse14) (or .cse9 .cse0 .cse1 .cse12 .cse13 .cse22) (or (< 0 (+ |old(~a29~0)| 362196)) .cse14 (and .cse23 .cse24 .cse17 .cse18) .cse0 .cse1) (or .cse20 .cse0 .cse1 .cse9 (< 140 |old(~a29~0)|) .cse25) (or .cse15 .cse0 .cse1 .cse19 .cse3 .cse4) (or .cse0 .cse1 .cse9 .cse22 .cse14 .cse26) (or .cse0 .cse1 .cse9 .cse21 .cse25) (or .cse0 .cse1 .cse3 .cse5 .cse14 .cse6 .cse26)))) [2018-12-08 11:10:31,400 INFO L448 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,400 INFO L448 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-12-08 11:10:31,400 INFO L448 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-12-08 11:10:31,400 INFO L448 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2018-12-08 11:10:31,400 INFO L448 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,400 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,400 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,400 INFO L448 ceAbstractionStarter]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,400 INFO L448 ceAbstractionStarter]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,400 INFO L448 ceAbstractionStarter]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,400 INFO L448 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2018-12-08 11:10:31,401 INFO L448 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2018-12-08 11:10:31,401 INFO L448 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-12-08 11:10:31,401 INFO L448 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,401 INFO L448 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,401 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,401 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,401 INFO L448 ceAbstractionStarter]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,401 INFO L448 ceAbstractionStarter]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,401 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,401 INFO L448 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,401 INFO L448 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-12-08 11:10:31,401 INFO L448 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2018-12-08 11:10:31,401 INFO L448 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2018-12-08 11:10:31,401 INFO L448 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,401 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,401 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,401 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,402 INFO L448 ceAbstractionStarter]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,402 INFO L448 ceAbstractionStarter]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,402 INFO L448 ceAbstractionStarter]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,402 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,402 INFO L448 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,402 INFO L448 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,402 INFO L448 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,402 INFO L448 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2018-12-08 11:10:31,402 INFO L448 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2018-12-08 11:10:31,402 INFO L448 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-12-08 11:10:31,402 INFO L448 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-12-08 11:10:31,402 INFO L448 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2018-12-08 11:10:31,402 INFO L448 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,402 INFO L448 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,402 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,402 INFO L448 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,403 INFO L448 ceAbstractionStarter]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,403 INFO L448 ceAbstractionStarter]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,403 INFO L448 ceAbstractionStarter]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,403 INFO L448 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2018-12-08 11:10:31,403 INFO L448 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2018-12-08 11:10:31,403 INFO L448 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-12-08 11:10:31,403 INFO L448 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,403 INFO L448 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,403 INFO L448 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,403 INFO L448 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2018-12-08 11:10:31,403 INFO L448 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2018-12-08 11:10:31,403 INFO L448 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,403 INFO L448 ceAbstractionStarter]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,403 INFO L448 ceAbstractionStarter]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,403 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,403 INFO L448 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,403 INFO L448 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2018-12-08 11:10:31,403 INFO L448 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2018-12-08 11:10:31,403 INFO L448 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,403 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,403 INFO L448 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2018-12-08 11:10:31,403 INFO L448 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2018-12-08 11:10:31,403 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,403 INFO L448 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,403 INFO L448 ceAbstractionStarter]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,403 INFO L448 ceAbstractionStarter]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,404 INFO L448 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,404 INFO L448 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,404 INFO L448 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2018-12-08 11:10:31,404 INFO L448 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2018-12-08 11:10:31,404 INFO L448 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2018-12-08 11:10:31,404 INFO L448 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2018-12-08 11:10:31,404 INFO L448 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,404 INFO L448 ceAbstractionStarter]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,404 INFO L448 ceAbstractionStarter]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,404 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,404 INFO L448 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,404 INFO L448 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,404 INFO L448 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,404 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,404 INFO L448 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-12-08 11:10:31,404 INFO L448 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2018-12-08 11:10:31,404 INFO L448 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2018-12-08 11:10:31,404 INFO L448 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2018-12-08 11:10:31,404 INFO L448 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2018-12-08 11:10:31,404 INFO L448 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2018-12-08 11:10:31,404 INFO L448 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,404 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,404 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,404 INFO L448 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,404 INFO L448 ceAbstractionStarter]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,404 INFO L448 ceAbstractionStarter]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,405 INFO L448 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,405 INFO L448 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2018-12-08 11:10:31,405 INFO L448 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2018-12-08 11:10:31,405 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,405 INFO L448 ceAbstractionStarter]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,405 INFO L448 ceAbstractionStarter]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,405 INFO L448 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,405 INFO L448 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,405 INFO L448 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,405 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,405 INFO L448 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-12-08 11:10:31,405 INFO L448 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-12-08 11:10:31,405 INFO L448 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,405 INFO L448 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,405 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,405 INFO L448 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,405 INFO L448 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,405 INFO L448 ceAbstractionStarter]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,405 INFO L448 ceAbstractionStarter]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,405 INFO L448 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2018-12-08 11:10:31,405 INFO L448 ceAbstractionStarter]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,405 INFO L448 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,405 INFO L448 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,405 INFO L448 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-12-08 11:10:31,405 INFO L448 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-12-08 11:10:31,405 INFO L448 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-12-08 11:10:31,405 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,406 INFO L448 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2018-12-08 11:10:31,406 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,406 INFO L448 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2018-12-08 11:10:31,406 INFO L448 ceAbstractionStarter]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,406 INFO L448 ceAbstractionStarter]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,406 INFO L448 ceAbstractionStarter]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,406 INFO L448 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,406 INFO L448 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,406 INFO L448 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,406 INFO L448 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2018-12-08 11:10:31,406 INFO L448 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-12-08 11:10:31,406 INFO L448 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-12-08 11:10:31,406 INFO L448 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,406 INFO L448 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,406 INFO L448 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,406 INFO L448 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,406 INFO L448 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,406 INFO L448 ceAbstractionStarter]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,406 INFO L448 ceAbstractionStarter]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,406 INFO L448 ceAbstractionStarter]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,406 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,407 INFO L448 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,407 INFO L448 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-12-08 11:10:31,407 INFO L448 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2018-12-08 11:10:31,407 INFO L448 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-12-08 11:10:31,407 INFO L448 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,407 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2018-12-08 11:10:31,407 INFO L448 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2018-12-08 11:10:31,407 INFO L448 ceAbstractionStarter]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,407 INFO L448 ceAbstractionStarter]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,407 INFO L448 ceAbstractionStarter]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,407 INFO L448 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,407 INFO L448 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,407 INFO L448 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,407 INFO L448 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2018-12-08 11:10:31,408 INFO L448 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2018-12-08 11:10:31,408 INFO L448 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2018-12-08 11:10:31,408 INFO L448 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,408 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 180) no Hoare annotation was computed. [2018-12-08 11:10:31,408 INFO L448 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,408 INFO L448 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,408 INFO L448 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,408 INFO L448 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2018-12-08 11:10:31,408 INFO L448 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2018-12-08 11:10:31,408 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,408 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,408 INFO L448 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2018-12-08 11:10:31,408 INFO L448 ceAbstractionStarter]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,408 INFO L448 ceAbstractionStarter]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,408 INFO L448 ceAbstractionStarter]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2018-12-08 11:10:31,408 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-08 11:10:31,409 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a23~0 312) (= 10 ~a25~0) (<= ~a29~0 130) (= 15 ~a8~0) (= 1 ~a4~0) (<= 130 ~a29~0) (= ~a3~0 1) (<= 312 ~a23~0)) [2018-12-08 11:10:31,409 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-08 11:10:31,409 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-08 11:10:31,409 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1028 1044) the Hoare annotation is: (or (not (= 10 |old(~a25~0)|)) (and (= ~a25~0 |old(~a25~0)|) (= ~a29~0 130) (= ~a23~0 |old(~a23~0)|) (= 1 ~a4~0)) (< 312 |old(~a23~0)|) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (< |old(~a23~0)| 312) (not (= 1 |old(~a4~0)|)) (not (= 130 |old(~a29~0)|))) [2018-12-08 11:10:31,409 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1028 1044) no Hoare annotation was computed. [2018-12-08 11:10:31,409 INFO L444 ceAbstractionStarter]: At program point L1042(line 1042) the Hoare annotation is: (let ((.cse11 (= 10 ~a25~0))) (let ((.cse6 (exists ((v_prenex_68 Int)) (let ((.cse20 (+ (* 10 (mod v_prenex_68 83)) 1610))) (let ((.cse19 (* 9 (div .cse20 9)))) (and (<= 0 (+ .cse19 9)) (< 306 v_prenex_68) (<= 0 .cse19) (<= 0 .cse20) (<= 0 v_prenex_68) (<= ~a23~0 (div .cse19 10))))))) (.cse5 (= 12 ~a25~0)) (.cse2 (<= (+ ~a23~0 43) 0)) (.cse8 (<= 130 ~a29~0)) (.cse1 (= 9 ~a25~0)) (.cse13 (<= ~a23~0 312)) (.cse7 (<= ~a25~0 10)) (.cse12 (<= ~a29~0 140)) (.cse14 (= ~a25~0 11)) (.cse15 (= |old(~a4~0)| ~a4~0)) (.cse10 (<= (+ ~a29~0 215708) 0)) (.cse16 (<= 13 ~a25~0)) (.cse9 (<= ~a29~0 277)) (.cse0 (<= ~a29~0 384312)) (.cse4 (or (and (< 138 ~a23~0) (not .cse11)) (<= 307 ~a23~0))) (.cse3 (= 1 ~a4~0))) (or (not (= 10 |old(~a25~0)|)) (and .cse0 (and .cse1 .cse2) (<= 260 ~a29~0)) (not (= 1 |old(~a4~0)|)) (and (= 11 ~a25~0) (<= ~a23~0 85) .cse3 (<= 0 (+ ~a23~0 4))) (and (and .cse4 .cse5) .cse3 .cse6) (and (<= ~a29~0 130) .cse7) (and .cse5 .cse8 .cse9) (< 130 |old(~a29~0)|) (and .cse10 .cse6) (and .cse2 .cse11 .cse3) (and (and .cse5 (<= (+ ~a29~0 13874) 0)) .cse3) (< 312 |old(~a23~0)|) (and .cse5 .cse3 .cse2 .cse12) (and .cse3 (and .cse9 .cse8)) (< |old(~a29~0)| 130) (< |old(~a23~0)| 312) (and (<= (+ ~a29~0 362196) 0) (= ~a25~0 12)) (and (and .cse13 .cse14) .cse0) (not (= 1 ~a3~0)) (and .cse1 .cse15) (and .cse13 .cse7 .cse12) (and (and .cse4 .cse14) .cse15) (and .cse16 (exists ((v_prenex_1 Int)) (let ((.cse17 (* 4 (div v_prenex_1 5)))) (and (<= 0 .cse17) (<= 312 v_prenex_1) (< 306 v_prenex_1) (<= ~a23~0 (+ (mod .cse17 83) 180)) (<= 0 v_prenex_1)))) .cse10) (and (exists ((v_prenex_1 Int)) (let ((.cse18 (* 4 (div v_prenex_1 5)))) (and (<= 0 .cse18) (< 306 v_prenex_1) (<= ~a23~0 (+ (mod .cse18 83) 180)) (<= 0 v_prenex_1) (<= |old(~a23~0)| v_prenex_1)))) .cse16 (and .cse4 .cse3)) (and (and .cse9 .cse3) (<= (+ ~a23~0 600084) |old(~a23~0)|)) (and .cse0 (and .cse3 .cse4)) (and .cse4 .cse11 .cse3) (not (= 15 ~a8~0))))) [2018-12-08 11:10:31,409 INFO L448 ceAbstractionStarter]: For program point L1042-1(line 1042) no Hoare annotation was computed. [2018-12-08 11:10:31,409 INFO L448 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2018-12-08 11:10:31,410 INFO L444 ceAbstractionStarter]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (let ((.cse11 (= 10 ~a25~0))) (let ((.cse6 (exists ((v_prenex_68 Int)) (let ((.cse20 (+ (* 10 (mod v_prenex_68 83)) 1610))) (let ((.cse19 (* 9 (div .cse20 9)))) (and (<= 0 (+ .cse19 9)) (< 306 v_prenex_68) (<= 0 .cse19) (<= 0 .cse20) (<= 0 v_prenex_68) (<= ~a23~0 (div .cse19 10))))))) (.cse5 (= 12 ~a25~0)) (.cse2 (<= (+ ~a23~0 43) 0)) (.cse8 (<= 130 ~a29~0)) (.cse1 (= 9 ~a25~0)) (.cse13 (<= ~a23~0 312)) (.cse7 (<= ~a25~0 10)) (.cse12 (<= ~a29~0 140)) (.cse14 (= ~a25~0 11)) (.cse15 (= |old(~a4~0)| ~a4~0)) (.cse10 (<= (+ ~a29~0 215708) 0)) (.cse16 (<= 13 ~a25~0)) (.cse9 (<= ~a29~0 277)) (.cse0 (<= ~a29~0 384312)) (.cse4 (or (and (< 138 ~a23~0) (not .cse11)) (<= 307 ~a23~0))) (.cse3 (= 1 ~a4~0))) (or (not (= 10 |old(~a25~0)|)) (and .cse0 (and .cse1 .cse2) (<= 260 ~a29~0)) (not (= 1 |old(~a4~0)|)) (and (= 11 ~a25~0) (<= ~a23~0 85) .cse3 (<= 0 (+ ~a23~0 4))) (and (and .cse4 .cse5) .cse3 .cse6) (and (<= ~a29~0 130) .cse7) (and .cse5 .cse8 .cse9) (< 130 |old(~a29~0)|) (and .cse10 .cse6) (and .cse2 .cse11 .cse3) (and (and .cse5 (<= (+ ~a29~0 13874) 0)) .cse3) (< 312 |old(~a23~0)|) (and .cse5 .cse3 .cse2 .cse12) (and .cse3 (and .cse9 .cse8)) (< |old(~a29~0)| 130) (< |old(~a23~0)| 312) (and (<= (+ ~a29~0 362196) 0) (= ~a25~0 12)) (and (and .cse13 .cse14) .cse0) (not (= 1 ~a3~0)) (and .cse1 .cse15) (and .cse13 .cse7 .cse12) (and (and .cse4 .cse14) .cse15) (and .cse16 (exists ((v_prenex_1 Int)) (let ((.cse17 (* 4 (div v_prenex_1 5)))) (and (<= 0 .cse17) (<= 312 v_prenex_1) (< 306 v_prenex_1) (<= ~a23~0 (+ (mod .cse17 83) 180)) (<= 0 v_prenex_1)))) .cse10) (and (exists ((v_prenex_1 Int)) (let ((.cse18 (* 4 (div v_prenex_1 5)))) (and (<= 0 .cse18) (< 306 v_prenex_1) (<= ~a23~0 (+ (mod .cse18 83) 180)) (<= 0 v_prenex_1) (<= |old(~a23~0)| v_prenex_1)))) .cse16 (and .cse4 .cse3)) (and (and .cse9 .cse3) (<= (+ ~a23~0 600084) |old(~a23~0)|)) (and .cse0 (and .cse3 .cse4)) (and .cse4 .cse11 .cse3) (not (= 15 ~a8~0))))) [2018-12-08 11:10:31,410 INFO L448 ceAbstractionStarter]: For program point L1034-3(lines 1028 1044) no Hoare annotation was computed. [2018-12-08 11:10:31,416 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,417 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,417 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,417 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,417 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,417 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,418 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,418 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,418 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,418 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,418 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,418 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,419 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,419 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,419 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,419 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,419 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,420 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,420 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,420 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,420 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,420 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,428 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,428 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,428 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,429 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,429 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,429 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,429 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,430 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,430 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,430 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,430 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,430 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,431 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,431 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,431 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,431 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,432 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,432 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,432 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,432 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,432 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,432 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 11:10:31 BoogieIcfgContainer [2018-12-08 11:10:31,436 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 11:10:31,436 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 11:10:31,436 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 11:10:31,436 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 11:10:31,437 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 10:58:16" (3/4) ... [2018-12-08 11:10:31,440 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 11:10:31,445 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-08 11:10:31,445 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-08 11:10:31,445 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-08 11:10:31,456 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-08 11:10:31,457 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-08 11:10:31,479 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((((((!(10 == \old(a25)) || ((a29 <= 384312 && 9 == a25 && a23 + 43 <= 0) && 260 <= a29)) || !(1 == \old(a4))) || (((11 == a25 && a23 <= 85) && 1 == a4) && 0 <= a23 + 4)) || (((((138 < a23 && !(10 == a25)) || 307 <= a23) && 12 == a25) && 1 == a4) && (\exists v_prenex_68 : int :: ((((0 <= 9 * ((10 * (v_prenex_68 % 83) + 1610) / 9) + 9 && 306 < v_prenex_68) && 0 <= 9 * ((10 * (v_prenex_68 % 83) + 1610) / 9)) && 0 <= 10 * (v_prenex_68 % 83) + 1610) && 0 <= v_prenex_68) && a23 <= 9 * ((10 * (v_prenex_68 % 83) + 1610) / 9) / 10))) || (a29 <= 130 && a25 <= 10)) || ((12 == a25 && 130 <= a29) && a29 <= 277)) || 130 < \old(a29)) || (a29 + 215708 <= 0 && (\exists v_prenex_68 : int :: ((((0 <= 9 * ((10 * (v_prenex_68 % 83) + 1610) / 9) + 9 && 306 < v_prenex_68) && 0 <= 9 * ((10 * (v_prenex_68 % 83) + 1610) / 9)) && 0 <= 10 * (v_prenex_68 % 83) + 1610) && 0 <= v_prenex_68) && a23 <= 9 * ((10 * (v_prenex_68 % 83) + 1610) / 9) / 10))) || ((a23 + 43 <= 0 && 10 == a25) && 1 == a4)) || ((12 == a25 && a29 + 13874 <= 0) && 1 == a4)) || 312 < \old(a23)) || (((12 == a25 && 1 == a4) && a23 + 43 <= 0) && a29 <= 140)) || (1 == a4 && a29 <= 277 && 130 <= a29)) || \old(a29) < 130) || \old(a23) < 312) || (a29 + 362196 <= 0 && a25 == 12)) || ((a23 <= 312 && a25 == 11) && a29 <= 384312)) || !(1 == a3)) || (9 == a25 && \old(a4) == a4)) || ((a23 <= 312 && a25 <= 10) && a29 <= 140)) || ((((138 < a23 && !(10 == a25)) || 307 <= a23) && a25 == 11) && \old(a4) == a4)) || ((13 <= a25 && (\exists v_prenex_1 : int :: (((0 <= 4 * (v_prenex_1 / 5) && 312 <= v_prenex_1) && 306 < v_prenex_1) && a23 <= 4 * (v_prenex_1 / 5) % 83 + 180) && 0 <= v_prenex_1)) && a29 + 215708 <= 0)) || (((\exists v_prenex_1 : int :: (((0 <= 4 * (v_prenex_1 / 5) && 306 < v_prenex_1) && a23 <= 4 * (v_prenex_1 / 5) % 83 + 180) && 0 <= v_prenex_1) && \old(a23) <= v_prenex_1) && 13 <= a25) && ((138 < a23 && !(10 == a25)) || 307 <= a23) && 1 == a4)) || ((a29 <= 277 && 1 == a4) && a23 + 600084 <= \old(a23))) || (a29 <= 384312 && 1 == a4 && ((138 < a23 && !(10 == a25)) || 307 <= a23))) || ((((138 < a23 && !(10 == a25)) || 307 <= a23) && 10 == a25) && 1 == a4)) || !(15 == a8) [2018-12-08 11:10:31,551 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0bc6ce95-928c-47ec-a7b5-892fb078052d/bin-2019/uautomizer/witness.graphml [2018-12-08 11:10:31,551 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 11:10:31,552 INFO L168 Benchmark]: Toolchain (without parser) took 736409.65 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 306.2 MB). Free memory was 945.3 MB in the beginning and 508.9 MB in the end (delta: 436.3 MB). Peak memory consumption was 742.5 MB. Max. memory is 11.5 GB. [2018-12-08 11:10:31,552 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 11:10:31,552 INFO L168 Benchmark]: CACSL2BoogieTranslator took 405.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -170.3 MB). Peak memory consumption was 53.3 MB. Max. memory is 11.5 GB. [2018-12-08 11:10:31,552 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-08 11:10:31,553 INFO L168 Benchmark]: Boogie Preprocessor took 50.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-12-08 11:10:31,553 INFO L168 Benchmark]: RCFGBuilder took 1040.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 931.7 MB in the end (delta: 173.4 MB). Peak memory consumption was 173.4 MB. Max. memory is 11.5 GB. [2018-12-08 11:10:31,553 INFO L168 Benchmark]: TraceAbstraction took 734772.71 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 164.1 MB). Free memory was 931.7 MB in the beginning and 540.0 MB in the end (delta: 391.7 MB). Peak memory consumption was 4.3 GB. Max. memory is 11.5 GB. [2018-12-08 11:10:31,553 INFO L168 Benchmark]: Witness Printer took 115.23 ms. Allocated memory is still 1.3 GB. Free memory was 540.0 MB in the beginning and 508.9 MB in the end (delta: 31.1 MB). Peak memory consumption was 31.1 MB. Max. memory is 11.5 GB. [2018-12-08 11:10:31,555 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 405.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -170.3 MB). Peak memory consumption was 53.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 50.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1040.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 931.7 MB in the end (delta: 173.4 MB). Peak memory consumption was 173.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 734772.71 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 164.1 MB). Free memory was 931.7 MB in the beginning and 540.0 MB in the end (delta: 391.7 MB). Peak memory consumption was 4.3 GB. Max. memory is 11.5 GB. * Witness Printer took 115.23 ms. Allocated memory is still 1.3 GB. Free memory was 540.0 MB in the beginning and 508.9 MB in the end (delta: 31.1 MB). Peak memory consumption was 31.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 180]: 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: 1034]: Loop Invariant [2018-12-08 11:10:31,557 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,557 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,557 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,558 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,558 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,558 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,558 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,558 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,559 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,559 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,559 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,559 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,559 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,560 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,560 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,560 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,560 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,560 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,560 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,560 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,560 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,560 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,562 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,562 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,562 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,562 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,563 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,563 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,563 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,563 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,563 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,563 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,564 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,564 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_68,QUANTIFIED] [2018-12-08 11:10:31,564 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,564 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,564 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,564 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,564 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,564 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,564 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,565 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,565 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-12-08 11:10:31,565 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] Derived loop invariant: ((((((((((((((((((((((((((!(10 == \old(a25)) || ((a29 <= 384312 && 9 == a25 && a23 + 43 <= 0) && 260 <= a29)) || !(1 == \old(a4))) || (((11 == a25 && a23 <= 85) && 1 == a4) && 0 <= a23 + 4)) || (((((138 < a23 && !(10 == a25)) || 307 <= a23) && 12 == a25) && 1 == a4) && (\exists v_prenex_68 : int :: ((((0 <= 9 * ((10 * (v_prenex_68 % 83) + 1610) / 9) + 9 && 306 < v_prenex_68) && 0 <= 9 * ((10 * (v_prenex_68 % 83) + 1610) / 9)) && 0 <= 10 * (v_prenex_68 % 83) + 1610) && 0 <= v_prenex_68) && a23 <= 9 * ((10 * (v_prenex_68 % 83) + 1610) / 9) / 10))) || (a29 <= 130 && a25 <= 10)) || ((12 == a25 && 130 <= a29) && a29 <= 277)) || 130 < \old(a29)) || (a29 + 215708 <= 0 && (\exists v_prenex_68 : int :: ((((0 <= 9 * ((10 * (v_prenex_68 % 83) + 1610) / 9) + 9 && 306 < v_prenex_68) && 0 <= 9 * ((10 * (v_prenex_68 % 83) + 1610) / 9)) && 0 <= 10 * (v_prenex_68 % 83) + 1610) && 0 <= v_prenex_68) && a23 <= 9 * ((10 * (v_prenex_68 % 83) + 1610) / 9) / 10))) || ((a23 + 43 <= 0 && 10 == a25) && 1 == a4)) || ((12 == a25 && a29 + 13874 <= 0) && 1 == a4)) || 312 < \old(a23)) || (((12 == a25 && 1 == a4) && a23 + 43 <= 0) && a29 <= 140)) || (1 == a4 && a29 <= 277 && 130 <= a29)) || \old(a29) < 130) || \old(a23) < 312) || (a29 + 362196 <= 0 && a25 == 12)) || ((a23 <= 312 && a25 == 11) && a29 <= 384312)) || !(1 == a3)) || (9 == a25 && \old(a4) == a4)) || ((a23 <= 312 && a25 <= 10) && a29 <= 140)) || ((((138 < a23 && !(10 == a25)) || 307 <= a23) && a25 == 11) && \old(a4) == a4)) || ((13 <= a25 && (\exists v_prenex_1 : int :: (((0 <= 4 * (v_prenex_1 / 5) && 312 <= v_prenex_1) && 306 < v_prenex_1) && a23 <= 4 * (v_prenex_1 / 5) % 83 + 180) && 0 <= v_prenex_1)) && a29 + 215708 <= 0)) || (((\exists v_prenex_1 : int :: (((0 <= 4 * (v_prenex_1 / 5) && 306 < v_prenex_1) && a23 <= 4 * (v_prenex_1 / 5) % 83 + 180) && 0 <= v_prenex_1) && \old(a23) <= v_prenex_1) && 13 <= a25) && ((138 < a23 && !(10 == a25)) || 307 <= a23) && 1 == a4)) || ((a29 <= 277 && 1 == a4) && a23 + 600084 <= \old(a23))) || (a29 <= 384312 && 1 == a4 && ((138 < a23 && !(10 == a25)) || 307 <= a23))) || ((((138 < a23 && !(10 == a25)) || 307 <= a23) && 10 == a25) && 1 == a4)) || !(15 == a8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 292 locations, 1 error locations. SAFE Result, 734.6s OverallTime, 18 OverallIterations, 6 TraceHistogramMax, 282.6s AutomataDifference, 0.0s DeadEndRemovalTime, 423.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 2297 SDtfs, 42310 SDslu, 6752 SDs, 0 SdLazy, 89558 SolverSat, 15511 SolverUnsat, 68 SolverUnknown, 0 SolverNotchecked, 187.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6649 GetRequests, 5733 SyntacticMatches, 11 SemanticMatches, 905 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31263 ImplicationChecksByTransitivity, 82.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=42242occurred in iteration=17, 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: 6.7s AutomataMinimizationTime, 18 MinimizatonAttempts, 18477 StatesRemovedByMinimization, 17 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 4465 PreInvPairs, 6189 NumberOfFragments, 1970 HoareAnnotationTreeSize, 4465 FomulaSimplifications, 75307570 FormulaSimplificationTreeSizeReduction, 131.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 23086671 FormulaSimplificationTreeSizeReductionInter, 291.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 17.6s InterpolantComputationTime, 11604 NumberOfCodeBlocks, 11604 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 11573 ConstructedInterpolants, 29 QuantifiedInterpolants, 26101830 SizeOfPredicates, 16 NumberOfNonLiveVariables, 8623 ConjunctsInSsa, 175 ConjunctsInUnsatCore, 31 InterpolantComputations, 8 PerfectInterpolantSequences, 11087/14335 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...