./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label02_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5bc13c75-8adf-4896-a9b2-bc644355c3c9/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5bc13c75-8adf-4896-a9b2-bc644355c3c9/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5bc13c75-8adf-4896-a9b2-bc644355c3c9/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5bc13c75-8adf-4896-a9b2-bc644355c3c9/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label02_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5bc13c75-8adf-4896-a9b2-bc644355c3c9/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5bc13c75-8adf-4896-a9b2-bc644355c3c9/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 2fe32dd1d26a4cf82120db07241724c51fa6ea29 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 10:54:06,684 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 10:54:06,686 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 10:54:06,694 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 10:54:06,694 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 10:54:06,695 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 10:54:06,695 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 10:54:06,696 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 10:54:06,697 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 10:54:06,698 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 10:54:06,699 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 10:54:06,699 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 10:54:06,699 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 10:54:06,701 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 10:54:06,702 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 10:54:06,702 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 10:54:06,703 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 10:54:06,704 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 10:54:06,706 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 10:54:06,707 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 10:54:06,707 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 10:54:06,708 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 10:54:06,710 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 10:54:06,710 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 10:54:06,710 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 10:54:06,711 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 10:54:06,712 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 10:54:06,713 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 10:54:06,713 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 10:54:06,714 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 10:54:06,714 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 10:54:06,715 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 10:54:06,715 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 10:54:06,715 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 10:54:06,716 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 10:54:06,717 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 10:54:06,717 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5bc13c75-8adf-4896-a9b2-bc644355c3c9/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-10 10:54:06,727 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 10:54:06,727 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 10:54:06,728 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 10:54:06,728 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 10:54:06,729 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 10:54:06,729 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 10:54:06,729 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 10:54:06,729 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 10:54:06,730 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 10:54:06,730 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 10:54:06,730 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 10:54:06,730 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 10:54:06,730 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 10:54:06,730 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 10:54:06,730 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 10:54:06,730 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 10:54:06,731 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 10:54:06,731 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 10:54:06,731 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 10:54:06,731 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 10:54:06,731 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 10:54:06,731 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 10:54:06,732 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 10:54:06,732 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 10:54:06,732 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 10:54:06,734 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 10:54:06,734 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 10:54:06,734 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 10:54:06,734 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 10:54:06,734 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_5bc13c75-8adf-4896-a9b2-bc644355c3c9/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 -> 2fe32dd1d26a4cf82120db07241724c51fa6ea29 [2018-11-10 10:54:06,756 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 10:54:06,763 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 10:54:06,765 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 10:54:06,766 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 10:54:06,766 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 10:54:06,767 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5bc13c75-8adf-4896-a9b2-bc644355c3c9/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem10_label02_true-unreach-call.c [2018-11-10 10:54:06,803 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5bc13c75-8adf-4896-a9b2-bc644355c3c9/bin-2019/uautomizer/data/eff61b85a/4d8819d013784cc1bba47969485ed55c/FLAGa464292cd [2018-11-10 10:54:07,241 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 10:54:07,242 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5bc13c75-8adf-4896-a9b2-bc644355c3c9/sv-benchmarks/c/eca-rers2012/Problem10_label02_true-unreach-call.c [2018-11-10 10:54:07,251 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5bc13c75-8adf-4896-a9b2-bc644355c3c9/bin-2019/uautomizer/data/eff61b85a/4d8819d013784cc1bba47969485ed55c/FLAGa464292cd [2018-11-10 10:54:07,263 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5bc13c75-8adf-4896-a9b2-bc644355c3c9/bin-2019/uautomizer/data/eff61b85a/4d8819d013784cc1bba47969485ed55c [2018-11-10 10:54:07,265 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 10:54:07,267 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 10:54:07,267 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 10:54:07,267 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 10:54:07,271 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 10:54:07,271 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:54:07" (1/1) ... [2018-11-10 10:54:07,273 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73c7d5e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:54:07, skipping insertion in model container [2018-11-10 10:54:07,274 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:54:07" (1/1) ... [2018-11-10 10:54:07,282 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 10:54:07,317 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 10:54:07,558 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:54:07,561 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 10:54:07,628 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 10:54:07,638 INFO L193 MainTranslator]: Completed translation [2018-11-10 10:54:07,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:54:07 WrapperNode [2018-11-10 10:54:07,639 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 10:54:07,639 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 10:54:07,639 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 10:54:07,639 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 10:54:07,647 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:54:07" (1/1) ... [2018-11-10 10:54:07,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:54:07" (1/1) ... [2018-11-10 10:54:07,659 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:54:07" (1/1) ... [2018-11-10 10:54:07,659 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:54:07" (1/1) ... [2018-11-10 10:54:07,680 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:54:07" (1/1) ... [2018-11-10 10:54:07,744 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:54:07" (1/1) ... [2018-11-10 10:54:07,746 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:54:07" (1/1) ... [2018-11-10 10:54:07,752 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 10:54:07,752 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 10:54:07,752 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 10:54:07,752 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 10:54:07,753 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:54:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5bc13c75-8adf-4896-a9b2-bc644355c3c9/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 10:54:07,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 10:54:07,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 10:54:07,794 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-10 10:54:07,794 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 10:54:07,794 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-10 10:54:07,794 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-10 10:54:07,794 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-10 10:54:07,794 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 10:54:07,794 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 10:54:07,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 10:54:07,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 10:54:08,660 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 10:54:08,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:54:08 BoogieIcfgContainer [2018-11-10 10:54:08,661 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 10:54:08,661 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 10:54:08,661 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 10:54:08,669 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 10:54:08,670 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 10:54:07" (1/3) ... [2018-11-10 10:54:08,670 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28a95a7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 10:54:08, skipping insertion in model container [2018-11-10 10:54:08,671 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:54:07" (2/3) ... [2018-11-10 10:54:08,671 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28a95a7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 10:54:08, skipping insertion in model container [2018-11-10 10:54:08,671 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:54:08" (3/3) ... [2018-11-10 10:54:08,673 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label02_true-unreach-call.c [2018-11-10 10:54:08,681 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 10:54:08,688 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 10:54:08,700 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 10:54:08,726 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 10:54:08,726 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 10:54:08,726 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 10:54:08,727 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 10:54:08,727 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 10:54:08,727 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 10:54:08,727 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 10:54:08,727 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 10:54:08,727 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 10:54:08,746 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states. [2018-11-10 10:54:08,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-10 10:54:08,753 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:54:08,754 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 10:54:08,755 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:54:08,760 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:54:08,760 INFO L82 PathProgramCache]: Analyzing trace with hash 417311892, now seen corresponding path program 1 times [2018-11-10 10:54:08,762 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 10:54:08,762 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 10:54:08,803 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:54:08,803 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:54:08,803 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:54:08,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:54:09,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:54:09,027 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:54:09,028 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 10:54:09,031 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 10:54:09,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 10:54:09,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 10:54:09,041 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 3 states. [2018-11-10 10:54:10,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:54:10,981 INFO L93 Difference]: Finished difference Result 574 states and 992 transitions. [2018-11-10 10:54:10,981 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 10:54:10,982 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 66 [2018-11-10 10:54:10,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:54:10,992 INFO L225 Difference]: With dead ends: 574 [2018-11-10 10:54:10,992 INFO L226 Difference]: Without dead ends: 356 [2018-11-10 10:54:10,996 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 10:54:11,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2018-11-10 10:54:11,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 356. [2018-11-10 10:54:11,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-11-10 10:54:11,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 609 transitions. [2018-11-10 10:54:11,044 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 609 transitions. Word has length 66 [2018-11-10 10:54:11,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:54:11,045 INFO L481 AbstractCegarLoop]: Abstraction has 356 states and 609 transitions. [2018-11-10 10:54:11,045 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 10:54:11,045 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 609 transitions. [2018-11-10 10:54:11,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-10 10:54:11,050 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:54:11,051 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 10:54:11,052 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:54:11,053 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:54:11,053 INFO L82 PathProgramCache]: Analyzing trace with hash 318918200, now seen corresponding path program 1 times [2018-11-10 10:54:11,053 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 10:54:11,053 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 10:54:11,054 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:54:11,054 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:54:11,054 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:54:11,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:54:11,231 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:54:11,231 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:54:11,231 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 10:54:11,233 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 10:54:11,233 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 10:54:11,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-10 10:54:11,233 INFO L87 Difference]: Start difference. First operand 356 states and 609 transitions. Second operand 4 states. [2018-11-10 10:54:12,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:54:12,064 INFO L93 Difference]: Finished difference Result 1282 states and 2328 transitions. [2018-11-10 10:54:12,065 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 10:54:12,065 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 186 [2018-11-10 10:54:12,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:54:12,075 INFO L225 Difference]: With dead ends: 1282 [2018-11-10 10:54:12,075 INFO L226 Difference]: Without dead ends: 932 [2018-11-10 10:54:12,078 INFO L605 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 [2018-11-10 10:54:12,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 932 states. [2018-11-10 10:54:12,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 932 to 932. [2018-11-10 10:54:12,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 932 states. [2018-11-10 10:54:12,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 932 states and 1469 transitions. [2018-11-10 10:54:12,113 INFO L78 Accepts]: Start accepts. Automaton has 932 states and 1469 transitions. Word has length 186 [2018-11-10 10:54:12,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:54:12,114 INFO L481 AbstractCegarLoop]: Abstraction has 932 states and 1469 transitions. [2018-11-10 10:54:12,114 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 10:54:12,114 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1469 transitions. [2018-11-10 10:54:12,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-10 10:54:12,119 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:54:12,119 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 10:54:12,119 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:54:12,120 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:54:12,120 INFO L82 PathProgramCache]: Analyzing trace with hash 1715361491, now seen corresponding path program 1 times [2018-11-10 10:54:12,120 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 10:54:12,120 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 10:54:12,121 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:54:12,121 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:54:12,121 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:54:12,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:54:12,303 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 10:54:12,303 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 10:54:12,303 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 10:54:12,304 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 10:54:12,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 10:54:12,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-10 10:54:12,304 INFO L87 Difference]: Start difference. First operand 932 states and 1469 transitions. Second operand 6 states. [2018-11-10 10:54:14,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:54:14,759 INFO L93 Difference]: Finished difference Result 2162 states and 3509 transitions. [2018-11-10 10:54:14,760 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 10:54:14,760 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 193 [2018-11-10 10:54:14,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:54:14,767 INFO L225 Difference]: With dead ends: 2162 [2018-11-10 10:54:14,767 INFO L226 Difference]: Without dead ends: 1236 [2018-11-10 10:54:14,772 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-10 10:54:14,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1236 states. [2018-11-10 10:54:14,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1236 to 1216. [2018-11-10 10:54:14,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1216 states. [2018-11-10 10:54:14,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 1216 states and 1766 transitions. [2018-11-10 10:54:14,805 INFO L78 Accepts]: Start accepts. Automaton has 1216 states and 1766 transitions. Word has length 193 [2018-11-10 10:54:14,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:54:14,805 INFO L481 AbstractCegarLoop]: Abstraction has 1216 states and 1766 transitions. [2018-11-10 10:54:14,805 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 10:54:14,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 1766 transitions. [2018-11-10 10:54:14,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-11-10 10:54:14,811 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 10:54:14,811 INFO L375 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, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 10:54:14,811 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 10:54:14,811 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 10:54:14,811 INFO L82 PathProgramCache]: Analyzing trace with hash 475531563, now seen corresponding path program 1 times [2018-11-10 10:54:14,812 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 10:54:14,812 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 10:54:14,813 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:54:14,813 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:54:14,813 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 10:54:14,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:54:14,961 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 118 proven. 65 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 10:54:14,962 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 10:54:14,962 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5bc13c75-8adf-4896-a9b2-bc644355c3c9/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 10:54:14,974 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 10:54:15,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 10:54:15,050 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 10:54:15,191 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-10 10:54:15,217 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 10:54:15,217 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2018-11-10 10:54:15,218 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-10 10:54:15,218 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-10 10:54:15,218 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-11-10 10:54:15,219 INFO L87 Difference]: Start difference. First operand 1216 states and 1766 transitions. Second operand 9 states. [2018-11-10 10:54:20,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:54:20,654 INFO L93 Difference]: Finished difference Result 4979 states and 7733 transitions. [2018-11-10 10:54:20,654 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-10 10:54:20,654 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 263 [2018-11-10 10:54:20,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:54:20,655 INFO L225 Difference]: With dead ends: 4979 [2018-11-10 10:54:20,655 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 10:54:20,670 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 309 GetRequests, 281 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 192 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=178, Invalid=634, Unknown=0, NotChecked=0, Total=812 [2018-11-10 10:54:20,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 10:54:20,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 10:54:20,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 10:54:20,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 10:54:20,671 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 263 [2018-11-10 10:54:20,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:54:20,671 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 10:54:20,671 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-10 10:54:20,671 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 10:54:20,672 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 10:54:20,674 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 10:54:20,921 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 10:54:20,922 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~a1~0 |old(~a1~0)|) (= |old(~a10~0)| ~a10~0)) [2018-11-10 10:54:20,922 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 10:54:20,922 INFO L425 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-11-10 10:54:20,922 INFO L425 ceAbstractionStarter]: For program point L201(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,922 INFO L425 ceAbstractionStarter]: For program point L168(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,922 INFO L425 ceAbstractionStarter]: For program point L135(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,922 INFO L425 ceAbstractionStarter]: For program point L102(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,922 INFO L425 ceAbstractionStarter]: For program point L69(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,922 INFO L425 ceAbstractionStarter]: For program point L36(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,922 INFO L425 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-11-10 10:54:20,922 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-11-10 10:54:20,922 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-10 10:54:20,922 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-10 10:54:20,922 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-10 10:54:20,922 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-10 10:54:20,923 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-10 10:54:20,923 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-10 10:54:20,923 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-11-10 10:54:20,923 INFO L425 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-11-10 10:54:20,923 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 181) no Hoare annotation was computed. [2018-11-10 10:54:20,923 INFO L425 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-11-10 10:54:20,923 INFO L425 ceAbstractionStarter]: For program point L171(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,923 INFO L425 ceAbstractionStarter]: For program point L138(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,923 INFO L425 ceAbstractionStarter]: For program point L105(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,923 INFO L425 ceAbstractionStarter]: For program point L72(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,923 INFO L425 ceAbstractionStarter]: For program point L39(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,923 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-11-10 10:54:20,923 INFO L425 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-11-10 10:54:20,923 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-11-10 10:54:20,923 INFO L425 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-11-10 10:54:20,923 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-10 10:54:20,923 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-10 10:54:20,923 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-10 10:54:20,923 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-10 10:54:20,924 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-10 10:54:20,924 INFO L425 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-11-10 10:54:20,924 INFO L425 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-11-10 10:54:20,924 INFO L425 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-11-10 10:54:20,924 INFO L425 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-11-10 10:54:20,924 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-11-10 10:54:20,924 INFO L425 ceAbstractionStarter]: For program point L174(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,924 INFO L425 ceAbstractionStarter]: For program point L141(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,924 INFO L425 ceAbstractionStarter]: For program point L108(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,924 INFO L425 ceAbstractionStarter]: For program point L75(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,924 INFO L425 ceAbstractionStarter]: For program point L42(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,924 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-11-10 10:54:20,924 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-10 10:54:20,924 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-10 10:54:20,924 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-10 10:54:20,925 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-10 10:54:20,925 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-10 10:54:20,925 INFO L425 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-11-10 10:54:20,925 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-11-10 10:54:20,925 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-11-10 10:54:20,925 INFO L425 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-11-10 10:54:20,925 INFO L425 ceAbstractionStarter]: For program point L177(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,925 INFO L425 ceAbstractionStarter]: For program point L144(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,925 INFO L425 ceAbstractionStarter]: For program point L111(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,925 INFO L425 ceAbstractionStarter]: For program point L78(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,925 INFO L425 ceAbstractionStarter]: For program point L45(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,926 INFO L425 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-11-10 10:54:20,926 INFO L425 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-11-10 10:54:20,926 INFO L425 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-11-10 10:54:20,926 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-10 10:54:20,926 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-10 10:54:20,926 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-10 10:54:20,926 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-10 10:54:20,926 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-10 10:54:20,926 INFO L425 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-11-10 10:54:20,926 INFO L425 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-11-10 10:54:20,926 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-11-10 10:54:20,927 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-11-10 10:54:20,927 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-11-10 10:54:20,927 INFO L425 ceAbstractionStarter]: For program point L147(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,927 INFO L425 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,927 INFO L425 ceAbstractionStarter]: For program point L114(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,927 INFO L425 ceAbstractionStarter]: For program point L81(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,927 INFO L425 ceAbstractionStarter]: For program point L48(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,927 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-10 10:54:20,927 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-10 10:54:20,927 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-10 10:54:20,927 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-10 10:54:20,928 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-10 10:54:20,928 INFO L425 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-11-10 10:54:20,928 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-11-10 10:54:20,928 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-11-10 10:54:20,928 INFO L425 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-11-10 10:54:20,928 INFO L425 ceAbstractionStarter]: For program point L183(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,928 INFO L425 ceAbstractionStarter]: For program point L150(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,928 INFO L425 ceAbstractionStarter]: For program point L117(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,928 INFO L425 ceAbstractionStarter]: For program point L84(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,928 INFO L425 ceAbstractionStarter]: For program point L51(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,928 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,929 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,929 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-11-10 10:54:20,929 INFO L425 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-11-10 10:54:20,929 INFO L425 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-11-10 10:54:20,929 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-11-10 10:54:20,929 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-10 10:54:20,929 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-10 10:54:20,929 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-10 10:54:20,929 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-10 10:54:20,929 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-10 10:54:20,929 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-11-10 10:54:20,930 INFO L425 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-11-10 10:54:20,930 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-11-10 10:54:20,930 INFO L425 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-11-10 10:54:20,930 INFO L425 ceAbstractionStarter]: For program point L186(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,930 INFO L425 ceAbstractionStarter]: For program point L153(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,930 INFO L425 ceAbstractionStarter]: For program point L120(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,930 INFO L425 ceAbstractionStarter]: For program point L87(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,930 INFO L425 ceAbstractionStarter]: For program point L54(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,930 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-10 10:54:20,930 INFO L425 ceAbstractionStarter]: For program point L21-1(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,930 INFO L425 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-11-10 10:54:20,930 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-11-10 10:54:20,931 INFO L425 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-11-10 10:54:20,931 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-10 10:54:20,931 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-10 10:54:20,931 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-10 10:54:20,931 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-10 10:54:20,931 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-10 10:54:20,931 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-10 10:54:20,931 INFO L425 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-11-10 10:54:20,931 INFO L425 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-11-10 10:54:20,931 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-11-10 10:54:20,931 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-11-10 10:54:20,932 INFO L425 ceAbstractionStarter]: For program point L189(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,932 INFO L425 ceAbstractionStarter]: For program point L156(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,932 INFO L425 ceAbstractionStarter]: For program point L123(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,932 INFO L425 ceAbstractionStarter]: For program point L90(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,932 INFO L425 ceAbstractionStarter]: For program point L57(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,932 INFO L425 ceAbstractionStarter]: For program point L24(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,932 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-11-10 10:54:20,932 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-11-10 10:54:20,932 INFO L425 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-11-10 10:54:20,932 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-10 10:54:20,932 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-10 10:54:20,932 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-10 10:54:20,933 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-10 10:54:20,933 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-10 10:54:20,933 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-10 10:54:20,933 INFO L425 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-11-10 10:54:20,933 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-11-10 10:54:20,933 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse1 (<= ~a1~0 |old(~a1~0)|)) (.cse2 (= |old(~a10~0)| ~a10~0))) (let ((.cse0 (and .cse1 .cse2))) (and (or .cse0 (= 1 |old(~a10~0)|) (< 23 |old(~a1~0)|)) (or .cse0 (not (= 3 |old(~a10~0)|))) (or (and (not (= ~a19~0 6)) .cse1 .cse2) (= 6 |old(~a19~0)|))))) [2018-11-10 10:54:20,933 INFO L425 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-11-10 10:54:20,933 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-11-10 10:54:20,933 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-11-10 10:54:20,933 INFO L425 ceAbstractionStarter]: For program point L192(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,933 INFO L425 ceAbstractionStarter]: For program point L159(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,934 INFO L425 ceAbstractionStarter]: For program point L126(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,934 INFO L425 ceAbstractionStarter]: For program point L93(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,934 INFO L425 ceAbstractionStarter]: For program point L60(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,934 INFO L425 ceAbstractionStarter]: For program point L27(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,934 INFO L425 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-11-10 10:54:20,934 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-10 10:54:20,934 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-10 10:54:20,934 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-10 10:54:20,934 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-10 10:54:20,934 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-10 10:54:20,934 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-10 10:54:20,934 INFO L425 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-11-10 10:54:20,935 INFO L425 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-11-10 10:54:20,935 INFO L425 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-11-10 10:54:20,935 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-11-10 10:54:20,935 INFO L425 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-11-10 10:54:20,935 INFO L425 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-11-10 10:54:20,935 INFO L425 ceAbstractionStarter]: For program point L195(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,935 INFO L425 ceAbstractionStarter]: For program point L162(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,935 INFO L425 ceAbstractionStarter]: For program point L129(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,935 INFO L425 ceAbstractionStarter]: For program point L96(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,935 INFO L425 ceAbstractionStarter]: For program point L63(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,935 INFO L425 ceAbstractionStarter]: For program point L30(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,935 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-11-10 10:54:20,935 INFO L425 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-11-10 10:54:20,936 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-11-10 10:54:20,936 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-10 10:54:20,936 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-10 10:54:20,936 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-10 10:54:20,936 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-10 10:54:20,936 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-10 10:54:20,936 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-10 10:54:20,936 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-11-10 10:54:20,936 INFO L425 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-11-10 10:54:20,936 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-11-10 10:54:20,936 INFO L425 ceAbstractionStarter]: For program point L198(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,937 INFO L425 ceAbstractionStarter]: For program point L165(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,937 INFO L425 ceAbstractionStarter]: For program point L132(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,937 INFO L425 ceAbstractionStarter]: For program point L99(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,937 INFO L425 ceAbstractionStarter]: For program point L66(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,937 INFO L425 ceAbstractionStarter]: For program point L33(lines 20 574) no Hoare annotation was computed. [2018-11-10 10:54:20,937 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-11-10 10:54:20,937 INFO L425 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-11-10 10:54:20,937 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-11-10 10:54:20,937 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-10 10:54:20,937 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-10 10:54:20,937 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-10 10:54:20,937 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-10 10:54:20,938 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-10 10:54:20,938 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-10 10:54:20,938 INFO L425 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-11-10 10:54:20,938 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-11-10 10:54:20,938 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-11-10 10:54:20,938 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 10:54:20,938 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a1~0 23) (not (= ~a19~0 6)) (not (= ~a10~0 1)) (not (= ~a10~0 4))) [2018-11-10 10:54:20,938 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 10:54:20,938 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 10:54:20,939 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (= 4 |old(~a10~0)|) (and (not (= ~a19~0 6)) (<= ~a1~0 |old(~a1~0)|) (= |old(~a10~0)| ~a10~0)) (= 6 |old(~a19~0)|) (= 1 |old(~a10~0)|) (< 23 |old(~a1~0)|)) [2018-11-10 10:54:20,939 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-11-10 10:54:20,939 INFO L421 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (or (not (= ~a19~0 6)) (= 4 |old(~a10~0)|) (= 6 |old(~a19~0)|) (= 3 ~a10~0) (and (<= ~a1~0 23) (not (= ~a10~0 1))) (= 1 |old(~a10~0)|) (< 23 |old(~a1~0)|)) [2018-11-10 10:54:20,939 INFO L425 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-11-10 10:54:20,939 INFO L425 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-11-10 10:54:20,939 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 582 591) no Hoare annotation was computed. [2018-11-10 10:54:20,939 INFO L421 ceAbstractionStarter]: At program point L582-3(lines 582 591) the Hoare annotation is: (or (not (= ~a19~0 6)) (= 4 |old(~a10~0)|) (= 6 |old(~a19~0)|) (= 3 ~a10~0) (and (<= ~a1~0 23) (not (= ~a10~0 1))) (= 1 |old(~a10~0)|) (< 23 |old(~a1~0)|)) [2018-11-10 10:54:20,939 INFO L425 ceAbstractionStarter]: For program point L582-4(lines 576 592) no Hoare annotation was computed. [2018-11-10 10:54:20,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 10:54:20 BoogieIcfgContainer [2018-11-10 10:54:20,951 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 10:54:20,952 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 10:54:20,952 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 10:54:20,952 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 10:54:20,953 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 10:54:08" (3/4) ... [2018-11-10 10:54:20,956 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 10:54:20,962 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 10:54:20,962 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-10 10:54:20,962 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 10:54:20,970 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-10 10:54:20,971 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 10:54:20,990 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(a19 == 6) || 4 == \old(a10)) || 6 == \old(a19)) || 3 == a10) || (a1 <= 23 && !(a10 == 1))) || 1 == \old(a10)) || 23 < \old(a1) [2018-11-10 10:54:21,064 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5bc13c75-8adf-4896-a9b2-bc644355c3c9/bin-2019/uautomizer/witness.graphml [2018-11-10 10:54:21,065 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 10:54:21,066 INFO L168 Benchmark]: Toolchain (without parser) took 13799.61 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 299.9 MB). Free memory was 951.8 MB in the beginning and 824.8 MB in the end (delta: 126.9 MB). Peak memory consumption was 426.8 MB. Max. memory is 11.5 GB. [2018-11-10 10:54:21,067 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 10:54:21,067 INFO L168 Benchmark]: CACSL2BoogieTranslator took 371.68 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 922.2 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-11-10 10:54:21,067 INFO L168 Benchmark]: Boogie Preprocessor took 112.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 922.2 MB in the beginning and 1.1 GB in the end (delta: -202.1 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. [2018-11-10 10:54:21,067 INFO L168 Benchmark]: RCFGBuilder took 908.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 106.8 MB). Peak memory consumption was 106.8 MB. Max. memory is 11.5 GB. [2018-11-10 10:54:21,068 INFO L168 Benchmark]: TraceAbstraction took 12290.26 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 169.9 MB). Free memory was 1.0 GB in the beginning and 841.7 MB in the end (delta: 175.8 MB). Peak memory consumption was 345.7 MB. Max. memory is 11.5 GB. [2018-11-10 10:54:21,068 INFO L168 Benchmark]: Witness Printer took 113.00 ms. Allocated memory is still 1.3 GB. Free memory was 841.7 MB in the beginning and 824.8 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. [2018-11-10 10:54:21,070 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 371.68 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 922.2 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 112.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 922.2 MB in the beginning and 1.1 GB in the end (delta: -202.1 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 908.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 106.8 MB). Peak memory consumption was 106.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 12290.26 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 169.9 MB). Free memory was 1.0 GB in the beginning and 841.7 MB in the end (delta: 175.8 MB). Peak memory consumption was 345.7 MB. Max. memory is 11.5 GB. * Witness Printer took 113.00 ms. Allocated memory is still 1.3 GB. Free memory was 841.7 MB in the beginning and 824.8 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 181]: 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: 582]: Loop Invariant Derived loop invariant: (((((!(a19 == 6) || 4 == \old(a10)) || 6 == \old(a19)) || 3 == a10) || (a1 <= 23 && !(a10 == 1))) || 1 == \old(a10)) || 23 < \old(a1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 216 locations, 1 error locations. SAFE Result, 12.2s OverallTime, 4 OverallIterations, 3 TraceHistogramMax, 10.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 624 SDtfs, 3842 SDslu, 481 SDs, 0 SdLazy, 5560 SolverSat, 1345 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 9.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 329 GetRequests, 288 SyntacticMatches, 4 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 196 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1216occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 20 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 55 PreInvPairs, 121 NumberOfFragments, 150 HoareAnnotationTreeSize, 55 FomulaSimplifications, 1676 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 601 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 971 NumberOfCodeBlocks, 971 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 966 ConstructedInterpolants, 0 QuantifiedInterpolants, 574924 SizeOfPredicates, 2 NumberOfNonLiveVariables, 437 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 429/494 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...