./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label05_true-unreach-call_false-termination.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_ed808837-46da-4e3a-8336-07ebbeae8046/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ed808837-46da-4e3a-8336-07ebbeae8046/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ed808837-46da-4e3a-8336-07ebbeae8046/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ed808837-46da-4e3a-8336-07ebbeae8046/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label05_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ed808837-46da-4e3a-8336-07ebbeae8046/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ed808837-46da-4e3a-8336-07ebbeae8046/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 6893c9ea3ad65b75d2a8fdb58db378617d0e1a5f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 05:25:24,647 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:25:24,648 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:25:24,655 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:25:24,655 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:25:24,656 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:25:24,657 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:25:24,658 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:25:24,659 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:25:24,660 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:25:24,660 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:25:24,661 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:25:24,661 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:25:24,662 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:25:24,663 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:25:24,663 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:25:24,664 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:25:24,665 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:25:24,667 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:25:24,668 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:25:24,669 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:25:24,670 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:25:24,671 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:25:24,672 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:25:24,672 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:25:24,673 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:25:24,673 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:25:24,674 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:25:24,674 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:25:24,675 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:25:24,675 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:25:24,676 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:25:24,676 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:25:24,676 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:25:24,677 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:25:24,678 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:25:24,678 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ed808837-46da-4e3a-8336-07ebbeae8046/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-10 05:25:24,688 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:25:24,688 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:25:24,689 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:25:24,689 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 05:25:24,689 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:25:24,690 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:25:24,690 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 05:25:24,690 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:25:24,690 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:25:24,690 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:25:24,690 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:25:24,691 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:25:24,691 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:25:24,691 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:25:24,691 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:25:24,691 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:25:24,691 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:25:24,692 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:25:24,692 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:25:24,692 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 05:25:24,692 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:25:24,692 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 05:25:24,692 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 05:25:24,692 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:25:24,693 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:25:24,693 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:25:24,693 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 05:25:24,693 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:25:24,693 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:25:24,693 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_ed808837-46da-4e3a-8336-07ebbeae8046/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 -> 6893c9ea3ad65b75d2a8fdb58db378617d0e1a5f [2018-11-10 05:25:24,717 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:25:24,727 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:25:24,730 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:25:24,731 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:25:24,731 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:25:24,731 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ed808837-46da-4e3a-8336-07ebbeae8046/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem01_label05_true-unreach-call_false-termination.c [2018-11-10 05:25:24,771 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ed808837-46da-4e3a-8336-07ebbeae8046/bin-2019/uautomizer/data/896a258e3/43737d2153504fe59dbb7420d9ee8393/FLAGe77b669cf [2018-11-10 05:25:25,223 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:25:25,223 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ed808837-46da-4e3a-8336-07ebbeae8046/sv-benchmarks/c/eca-rers2012/Problem01_label05_true-unreach-call_false-termination.c [2018-11-10 05:25:25,233 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ed808837-46da-4e3a-8336-07ebbeae8046/bin-2019/uautomizer/data/896a258e3/43737d2153504fe59dbb7420d9ee8393/FLAGe77b669cf [2018-11-10 05:25:25,248 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ed808837-46da-4e3a-8336-07ebbeae8046/bin-2019/uautomizer/data/896a258e3/43737d2153504fe59dbb7420d9ee8393 [2018-11-10 05:25:25,250 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:25:25,251 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 05:25:25,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:25:25,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:25:25,255 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:25:25,256 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:25:25" (1/1) ... [2018-11-10 05:25:25,258 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27bb5729 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:25:25, skipping insertion in model container [2018-11-10 05:25:25,258 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:25:25" (1/1) ... [2018-11-10 05:25:25,264 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:25:25,300 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:25:25,532 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:25:25,534 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:25:25,600 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:25:25,614 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:25:25,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:25:25 WrapperNode [2018-11-10 05:25:25,615 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:25:25,616 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:25:25,616 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:25:25,616 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:25:25,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:25:25" (1/1) ... [2018-11-10 05:25:25,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:25:25" (1/1) ... [2018-11-10 05:25:25,720 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:25:25" (1/1) ... [2018-11-10 05:25:25,720 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:25:25" (1/1) ... [2018-11-10 05:25:25,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:25:25" (1/1) ... [2018-11-10 05:25:25,755 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:25:25" (1/1) ... [2018-11-10 05:25:25,758 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:25:25" (1/1) ... [2018-11-10 05:25:25,763 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:25:25,763 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:25:25,763 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:25:25,763 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:25:25,764 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:25:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ed808837-46da-4e3a-8336-07ebbeae8046/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 05:25:25,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 05:25:25,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:25:25,814 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-10 05:25:25,814 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 05:25:25,814 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-10 05:25:25,814 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-10 05:25:25,814 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-10 05:25:25,814 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 05:25:25,814 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 05:25:25,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 05:25:25,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:25:26,763 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:25:26,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:25:26 BoogieIcfgContainer [2018-11-10 05:25:26,764 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:25:26,765 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 05:25:26,765 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 05:25:26,775 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 05:25:26,776 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 05:25:25" (1/3) ... [2018-11-10 05:25:26,777 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48ab0314 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 05:25:26, skipping insertion in model container [2018-11-10 05:25:26,777 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:25:25" (2/3) ... [2018-11-10 05:25:26,778 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48ab0314 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 05:25:26, skipping insertion in model container [2018-11-10 05:25:26,778 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:25:26" (3/3) ... [2018-11-10 05:25:26,779 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label05_true-unreach-call_false-termination.c [2018-11-10 05:25:26,789 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 05:25:26,796 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 05:25:26,810 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 05:25:26,839 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 05:25:26,840 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 05:25:26,840 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 05:25:26,840 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 05:25:26,840 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 05:25:26,840 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 05:25:26,841 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 05:25:26,841 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 05:25:26,841 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 05:25:26,860 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2018-11-10 05:25:26,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-10 05:25:26,869 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:25:26,870 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:25:26,872 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:25:26,877 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:25:26,877 INFO L82 PathProgramCache]: Analyzing trace with hash -200516955, now seen corresponding path program 1 times [2018-11-10 05:25:26,879 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:25:26,880 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:25:26,925 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:25:26,925 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:25:26,925 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:25:27,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:25:27,215 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 05:25:27,218 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:25:27,218 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 05:25:27,222 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 05:25:27,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 05:25:27,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 05:25:27,237 INFO L87 Difference]: Start difference. First operand 208 states. Second operand 3 states. [2018-11-10 05:25:27,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:25:27,827 INFO L93 Difference]: Finished difference Result 550 states and 941 transitions. [2018-11-10 05:25:27,827 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 05:25:27,828 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 101 [2018-11-10 05:25:27,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:25:27,838 INFO L225 Difference]: With dead ends: 550 [2018-11-10 05:25:27,838 INFO L226 Difference]: Without dead ends: 340 [2018-11-10 05:25:27,842 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 05:25:27,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2018-11-10 05:25:27,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 340. [2018-11-10 05:25:27,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2018-11-10 05:25:27,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 562 transitions. [2018-11-10 05:25:27,891 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 562 transitions. Word has length 101 [2018-11-10 05:25:27,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:25:27,892 INFO L481 AbstractCegarLoop]: Abstraction has 340 states and 562 transitions. [2018-11-10 05:25:27,892 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 05:25:27,892 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 562 transitions. [2018-11-10 05:25:27,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 05:25:27,896 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:25:27,896 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:25:27,896 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:25:27,897 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:25:27,897 INFO L82 PathProgramCache]: Analyzing trace with hash -1760831450, now seen corresponding path program 1 times [2018-11-10 05:25:27,897 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:25:27,897 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:25:27,898 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:25:27,898 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:25:27,898 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:25:27,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:25:27,996 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:25:27,996 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:25:27,996 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 05:25:27,998 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 05:25:27,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 05:25:27,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-10 05:25:27,999 INFO L87 Difference]: Start difference. First operand 340 states and 562 transitions. Second operand 6 states. [2018-11-10 05:25:28,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:25:28,637 INFO L93 Difference]: Finished difference Result 888 states and 1491 transitions. [2018-11-10 05:25:28,637 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 05:25:28,637 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 112 [2018-11-10 05:25:28,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:25:28,642 INFO L225 Difference]: With dead ends: 888 [2018-11-10 05:25:28,642 INFO L226 Difference]: Without dead ends: 554 [2018-11-10 05:25:28,644 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 05:25:28,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2018-11-10 05:25:28,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 539. [2018-11-10 05:25:28,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 539 states. [2018-11-10 05:25:28,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 539 states and 827 transitions. [2018-11-10 05:25:28,664 INFO L78 Accepts]: Start accepts. Automaton has 539 states and 827 transitions. Word has length 112 [2018-11-10 05:25:28,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:25:28,665 INFO L481 AbstractCegarLoop]: Abstraction has 539 states and 827 transitions. [2018-11-10 05:25:28,665 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 05:25:28,665 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 827 transitions. [2018-11-10 05:25:28,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-10 05:25:28,667 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:25:28,667 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:25:28,668 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:25:28,668 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:25:28,668 INFO L82 PathProgramCache]: Analyzing trace with hash -1036914094, now seen corresponding path program 1 times [2018-11-10 05:25:28,668 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:25:28,668 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:25:28,669 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:25:28,669 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:25:28,669 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:25:28,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:25:28,766 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:25:28,766 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:25:28,766 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 05:25:28,766 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 05:25:28,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 05:25:28,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 05:25:28,767 INFO L87 Difference]: Start difference. First operand 539 states and 827 transitions. Second operand 3 states. [2018-11-10 05:25:29,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:25:29,151 INFO L93 Difference]: Finished difference Result 1530 states and 2432 transitions. [2018-11-10 05:25:29,152 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 05:25:29,152 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 113 [2018-11-10 05:25:29,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:25:29,157 INFO L225 Difference]: With dead ends: 1530 [2018-11-10 05:25:29,157 INFO L226 Difference]: Without dead ends: 997 [2018-11-10 05:25:29,159 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 05:25:29,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 997 states. [2018-11-10 05:25:29,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 997 to 997. [2018-11-10 05:25:29,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 997 states. [2018-11-10 05:25:29,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 997 states and 1488 transitions. [2018-11-10 05:25:29,189 INFO L78 Accepts]: Start accepts. Automaton has 997 states and 1488 transitions. Word has length 113 [2018-11-10 05:25:29,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:25:29,190 INFO L481 AbstractCegarLoop]: Abstraction has 997 states and 1488 transitions. [2018-11-10 05:25:29,190 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 05:25:29,190 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1488 transitions. [2018-11-10 05:25:29,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-10 05:25:29,193 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:25:29,194 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:25:29,194 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:25:29,194 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:25:29,194 INFO L82 PathProgramCache]: Analyzing trace with hash 790407278, now seen corresponding path program 1 times [2018-11-10 05:25:29,194 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:25:29,194 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:25:29,195 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:25:29,195 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:25:29,195 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:25:29,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:25:29,303 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:25:29,303 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:25:29,303 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 05:25:29,303 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 05:25:29,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 05:25:29,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-10 05:25:29,304 INFO L87 Difference]: Start difference. First operand 997 states and 1488 transitions. Second operand 6 states. [2018-11-10 05:25:30,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:25:30,193 INFO L93 Difference]: Finished difference Result 2927 states and 4616 transitions. [2018-11-10 05:25:30,196 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 05:25:30,196 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 127 [2018-11-10 05:25:30,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:25:30,208 INFO L225 Difference]: With dead ends: 2927 [2018-11-10 05:25:30,208 INFO L226 Difference]: Without dead ends: 1936 [2018-11-10 05:25:30,214 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 05:25:30,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1936 states. [2018-11-10 05:25:30,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1936 to 1881. [2018-11-10 05:25:30,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1881 states. [2018-11-10 05:25:30,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1881 states to 1881 states and 2656 transitions. [2018-11-10 05:25:30,282 INFO L78 Accepts]: Start accepts. Automaton has 1881 states and 2656 transitions. Word has length 127 [2018-11-10 05:25:30,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:25:30,282 INFO L481 AbstractCegarLoop]: Abstraction has 1881 states and 2656 transitions. [2018-11-10 05:25:30,283 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 05:25:30,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1881 states and 2656 transitions. [2018-11-10 05:25:30,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-10 05:25:30,288 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:25:30,289 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:25:30,289 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:25:30,289 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:25:30,289 INFO L82 PathProgramCache]: Analyzing trace with hash 323635751, now seen corresponding path program 1 times [2018-11-10 05:25:30,289 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:25:30,289 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:25:30,290 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:25:30,290 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:25:30,291 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:25:30,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:25:30,403 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 48 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:25:30,404 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 05:25:30,404 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ed808837-46da-4e3a-8336-07ebbeae8046/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 05:25:30,415 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:25:30,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:25:30,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:25:30,542 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 48 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:25:30,561 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 05:25:30,561 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 7 [2018-11-10 05:25:30,562 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 05:25:30,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 05:25:30,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-11-10 05:25:30,562 INFO L87 Difference]: Start difference. First operand 1881 states and 2656 transitions. Second operand 7 states. [2018-11-10 05:25:31,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:25:31,466 INFO L93 Difference]: Finished difference Result 4368 states and 6441 transitions. [2018-11-10 05:25:31,467 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 05:25:31,467 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 145 [2018-11-10 05:25:31,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:25:31,482 INFO L225 Difference]: With dead ends: 4368 [2018-11-10 05:25:31,483 INFO L226 Difference]: Without dead ends: 2493 [2018-11-10 05:25:31,490 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 145 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2018-11-10 05:25:31,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2493 states. [2018-11-10 05:25:31,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2493 to 2441. [2018-11-10 05:25:31,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2441 states. [2018-11-10 05:25:31,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2441 states to 2441 states and 3439 transitions. [2018-11-10 05:25:31,565 INFO L78 Accepts]: Start accepts. Automaton has 2441 states and 3439 transitions. Word has length 145 [2018-11-10 05:25:31,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:25:31,565 INFO L481 AbstractCegarLoop]: Abstraction has 2441 states and 3439 transitions. [2018-11-10 05:25:31,565 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 05:25:31,565 INFO L276 IsEmpty]: Start isEmpty. Operand 2441 states and 3439 transitions. [2018-11-10 05:25:31,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 05:25:31,572 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:25:31,572 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:25:31,572 INFO L424 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:25:31,572 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:25:31,572 INFO L82 PathProgramCache]: Analyzing trace with hash -501101009, now seen corresponding path program 1 times [2018-11-10 05:25:31,573 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:25:31,573 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:25:31,573 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:25:31,573 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:25:31,574 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:25:31,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:25:31,697 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 56 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:25:31,698 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 05:25:31,698 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ed808837-46da-4e3a-8336-07ebbeae8046/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 05:25:31,708 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:25:31,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:25:31,793 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:25:31,850 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 26 proven. 27 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 05:25:31,870 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 05:25:31,870 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 8 [2018-11-10 05:25:31,871 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-10 05:25:31,871 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-10 05:25:31,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-11-10 05:25:31,871 INFO L87 Difference]: Start difference. First operand 2441 states and 3439 transitions. Second operand 8 states. [2018-11-10 05:25:33,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:25:33,720 INFO L93 Difference]: Finished difference Result 6198 states and 9296 transitions. [2018-11-10 05:25:33,721 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-11-10 05:25:33,721 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 149 [2018-11-10 05:25:33,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:25:33,746 INFO L225 Difference]: With dead ends: 6198 [2018-11-10 05:25:33,747 INFO L226 Difference]: Without dead ends: 3763 [2018-11-10 05:25:33,764 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=128, Invalid=378, Unknown=0, NotChecked=0, Total=506 [2018-11-10 05:25:33,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3763 states. [2018-11-10 05:25:33,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3763 to 3324. [2018-11-10 05:25:33,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3324 states. [2018-11-10 05:25:33,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3324 states to 3324 states and 4278 transitions. [2018-11-10 05:25:33,908 INFO L78 Accepts]: Start accepts. Automaton has 3324 states and 4278 transitions. Word has length 149 [2018-11-10 05:25:33,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:25:33,908 INFO L481 AbstractCegarLoop]: Abstraction has 3324 states and 4278 transitions. [2018-11-10 05:25:33,908 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-10 05:25:33,908 INFO L276 IsEmpty]: Start isEmpty. Operand 3324 states and 4278 transitions. [2018-11-10 05:25:33,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-10 05:25:33,917 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:25:33,917 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:25:33,918 INFO L424 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:25:33,918 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:25:33,918 INFO L82 PathProgramCache]: Analyzing trace with hash 1202190697, now seen corresponding path program 1 times [2018-11-10 05:25:33,918 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:25:33,918 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:25:33,919 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:25:33,919 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:25:33,919 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:25:33,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:25:34,045 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 69 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:25:34,045 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 05:25:34,046 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ed808837-46da-4e3a-8336-07ebbeae8046/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 05:25:34,058 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:25:34,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:25:34,121 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:25:34,207 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 05:25:34,241 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 05:25:34,241 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 8 [2018-11-10 05:25:34,242 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-10 05:25:34,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-10 05:25:34,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-11-10 05:25:34,242 INFO L87 Difference]: Start difference. First operand 3324 states and 4278 transitions. Second operand 8 states. [2018-11-10 05:25:35,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:25:35,900 INFO L93 Difference]: Finished difference Result 11275 states and 16172 transitions. [2018-11-10 05:25:35,903 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-11-10 05:25:35,903 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 169 [2018-11-10 05:25:35,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:25:35,948 INFO L225 Difference]: With dead ends: 11275 [2018-11-10 05:25:35,948 INFO L226 Difference]: Without dead ends: 7957 [2018-11-10 05:25:35,974 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=149, Invalid=451, Unknown=0, NotChecked=0, Total=600 [2018-11-10 05:25:35,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7957 states. [2018-11-10 05:25:36,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7957 to 7690. [2018-11-10 05:25:36,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7690 states. [2018-11-10 05:25:36,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7690 states to 7690 states and 9835 transitions. [2018-11-10 05:25:36,226 INFO L78 Accepts]: Start accepts. Automaton has 7690 states and 9835 transitions. Word has length 169 [2018-11-10 05:25:36,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:25:36,226 INFO L481 AbstractCegarLoop]: Abstraction has 7690 states and 9835 transitions. [2018-11-10 05:25:36,226 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-10 05:25:36,226 INFO L276 IsEmpty]: Start isEmpty. Operand 7690 states and 9835 transitions. [2018-11-10 05:25:36,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-10 05:25:36,246 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 05:25:36,246 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 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, 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] [2018-11-10 05:25:36,246 INFO L424 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 05:25:36,246 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:25:36,247 INFO L82 PathProgramCache]: Analyzing trace with hash 733996211, now seen corresponding path program 1 times [2018-11-10 05:25:36,247 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:25:36,247 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:25:36,248 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:25:36,248 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:25:36,248 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:25:36,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:25:36,399 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 116 proven. 28 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-10 05:25:36,399 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 05:25:36,399 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ed808837-46da-4e3a-8336-07ebbeae8046/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 05:25:36,409 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:25:36,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:25:36,498 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:25:36,566 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 92 proven. 54 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 05:25:36,597 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 05:25:36,598 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 8 [2018-11-10 05:25:36,598 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-10 05:25:36,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-10 05:25:36,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-11-10 05:25:36,599 INFO L87 Difference]: Start difference. First operand 7690 states and 9835 transitions. Second operand 8 states. [2018-11-10 05:25:38,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:25:38,298 INFO L93 Difference]: Finished difference Result 15158 states and 19715 transitions. [2018-11-10 05:25:38,299 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-11-10 05:25:38,299 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 209 [2018-11-10 05:25:38,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 05:25:38,299 INFO L225 Difference]: With dead ends: 15158 [2018-11-10 05:25:38,299 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 05:25:38,329 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 243 GetRequests, 222 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=130, Invalid=376, Unknown=0, NotChecked=0, Total=506 [2018-11-10 05:25:38,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 05:25:38,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 05:25:38,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 05:25:38,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 05:25:38,330 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 209 [2018-11-10 05:25:38,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 05:25:38,330 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 05:25:38,330 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-10 05:25:38,330 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 05:25:38,330 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 05:25:38,334 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 05:25:38,475 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:25:38,481 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:25:38,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:25:38,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:25:38,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:25:38,510 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:25:38,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:25:38,655 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:25:38,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:25:38,722 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:25:38,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:25:38,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:25:38,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:25:38,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:25:38,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:25:38,824 WARN L179 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 223 [2018-11-10 05:25:38,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:25:38,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:25:38,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:25:38,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:25:38,846 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:25:38,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:25:38,881 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:25:38,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:25:38,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:25:38,966 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:25:38,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:25:38,970 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:25:38,982 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:25:39,005 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:25:39,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 05:25:39,015 WARN L179 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 223 [2018-11-10 05:25:39,578 WARN L179 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 55 [2018-11-10 05:25:40,134 WARN L179 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 52 [2018-11-10 05:25:40,700 WARN L179 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 52 [2018-11-10 05:25:40,702 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 05:25:40,702 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a7~0 |old(~a7~0)|) (= |old(~a8~0)| ~a8~0) (= ~a17~0 |old(~a17~0)|) (= |old(~a16~0)| ~a16~0) (= ~a20~0 |old(~a20~0)|) (= ~a21~0 |old(~a21~0)|)) [2018-11-10 05:25:40,702 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 05:25:40,702 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-11-10 05:25:40,702 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-11-10 05:25:40,702 INFO L425 ceAbstractionStarter]: For program point L565(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,703 INFO L425 ceAbstractionStarter]: For program point L532(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,703 INFO L425 ceAbstractionStarter]: For program point L499(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,703 INFO L425 ceAbstractionStarter]: For program point L466(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,703 INFO L425 ceAbstractionStarter]: For program point L433(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,703 INFO L425 ceAbstractionStarter]: For program point L400(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,703 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-11-10 05:25:40,703 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-11-10 05:25:40,703 INFO L425 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-10 05:25:40,703 INFO L425 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-10 05:25:40,703 INFO L425 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-11-10 05:25:40,703 INFO L425 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-10 05:25:40,703 INFO L425 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-11-10 05:25:40,703 INFO L425 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-11-10 05:25:40,703 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-11-10 05:25:40,704 INFO L425 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-11-10 05:25:40,704 INFO L425 ceAbstractionStarter]: For program point L568(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,704 INFO L425 ceAbstractionStarter]: For program point L535(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,704 INFO L425 ceAbstractionStarter]: For program point L502(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,704 INFO L425 ceAbstractionStarter]: For program point L469(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,704 INFO L425 ceAbstractionStarter]: For program point L436(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,704 INFO L425 ceAbstractionStarter]: For program point L403(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,704 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-11-10 05:25:40,704 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-11-10 05:25:40,704 INFO L425 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-11-10 05:25:40,704 INFO L425 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-10 05:25:40,704 INFO L425 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-10 05:25:40,705 INFO L425 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-11-10 05:25:40,705 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-10 05:25:40,705 INFO L425 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-11-10 05:25:40,705 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 458) no Hoare annotation was computed. [2018-11-10 05:25:40,705 INFO L425 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-11-10 05:25:40,705 INFO L425 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-11-10 05:25:40,705 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-11-10 05:25:40,705 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-11-10 05:25:40,705 INFO L425 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-11-10 05:25:40,705 INFO L425 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-11-10 05:25:40,705 INFO L425 ceAbstractionStarter]: For program point L571(lines 571 573) no Hoare annotation was computed. [2018-11-10 05:25:40,705 INFO L425 ceAbstractionStarter]: For program point L538(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,705 INFO L425 ceAbstractionStarter]: For program point L505(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,706 INFO L425 ceAbstractionStarter]: For program point L472(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,706 INFO L425 ceAbstractionStarter]: For program point L439(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,706 INFO L425 ceAbstractionStarter]: For program point L406(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,706 INFO L425 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-11-10 05:25:40,706 INFO L425 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-11-10 05:25:40,706 INFO L425 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-11-10 05:25:40,706 INFO L425 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-11-10 05:25:40,706 INFO L425 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-11-10 05:25:40,706 INFO L425 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-11-10 05:25:40,706 INFO L425 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-11-10 05:25:40,706 INFO L425 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-10 05:25:40,706 INFO L425 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-11-10 05:25:40,706 INFO L425 ceAbstractionStarter]: For program point L541(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,707 INFO L425 ceAbstractionStarter]: For program point L508(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,707 INFO L425 ceAbstractionStarter]: For program point L475(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,707 INFO L425 ceAbstractionStarter]: For program point L442(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,707 INFO L425 ceAbstractionStarter]: For program point L409(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,707 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-11-10 05:25:40,707 INFO L425 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-10 05:25:40,707 INFO L425 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-11-10 05:25:40,707 INFO L425 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-11-10 05:25:40,707 INFO L425 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-10 05:25:40,707 INFO L425 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-11-10 05:25:40,707 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-11-10 05:25:40,707 INFO L425 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-11-10 05:25:40,707 INFO L425 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-11-10 05:25:40,708 INFO L425 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-11-10 05:25:40,708 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-11-10 05:25:40,708 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-11-10 05:25:40,708 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-11-10 05:25:40,708 INFO L425 ceAbstractionStarter]: For program point L544(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,708 INFO L425 ceAbstractionStarter]: For program point L511(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,708 INFO L425 ceAbstractionStarter]: For program point L478(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,708 INFO L425 ceAbstractionStarter]: For program point L445(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,708 INFO L425 ceAbstractionStarter]: For program point L412(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,708 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-11-10 05:25:40,708 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-11-10 05:25:40,708 INFO L425 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-11-10 05:25:40,708 INFO L425 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-10 05:25:40,709 INFO L425 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-10 05:25:40,709 INFO L425 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-11-10 05:25:40,709 INFO L425 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-11-10 05:25:40,709 INFO L425 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-11-10 05:25:40,709 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-11-10 05:25:40,709 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,709 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,709 INFO L425 ceAbstractionStarter]: For program point L547(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,709 INFO L425 ceAbstractionStarter]: For program point L514(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,709 INFO L425 ceAbstractionStarter]: For program point L481(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,709 INFO L425 ceAbstractionStarter]: For program point L448(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,709 INFO L425 ceAbstractionStarter]: For program point L415(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,709 INFO L425 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-11-10 05:25:40,710 INFO L425 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-11-10 05:25:40,710 INFO L425 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-11-10 05:25:40,710 INFO L425 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-11-10 05:25:40,710 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-10 05:25:40,710 INFO L425 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-10 05:25:40,710 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-10 05:25:40,710 INFO L425 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-11-10 05:25:40,710 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-11-10 05:25:40,710 INFO L425 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-11-10 05:25:40,710 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-11-10 05:25:40,710 INFO L425 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-11-10 05:25:40,710 INFO L425 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-11-10 05:25:40,710 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-11-10 05:25:40,710 INFO L425 ceAbstractionStarter]: For program point L550(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,711 INFO L425 ceAbstractionStarter]: For program point L517(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,711 INFO L425 ceAbstractionStarter]: For program point L484(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,711 INFO L425 ceAbstractionStarter]: For program point L451(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,711 INFO L425 ceAbstractionStarter]: For program point L418(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,711 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-11-10 05:25:40,711 INFO L425 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-11-10 05:25:40,711 INFO L425 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-11-10 05:25:40,711 INFO L425 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-10 05:25:40,711 INFO L425 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-10 05:25:40,711 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-10 05:25:40,711 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-11-10 05:25:40,711 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-11-10 05:25:40,711 INFO L425 ceAbstractionStarter]: For program point L553(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,711 INFO L425 ceAbstractionStarter]: For program point L520(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,712 INFO L425 ceAbstractionStarter]: For program point L487(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,712 INFO L425 ceAbstractionStarter]: For program point L454(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,712 INFO L425 ceAbstractionStarter]: For program point L421(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,712 INFO L425 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-11-10 05:25:40,712 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-11-10 05:25:40,712 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-11-10 05:25:40,712 INFO L425 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-11-10 05:25:40,712 INFO L425 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-11-10 05:25:40,712 INFO L425 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-11-10 05:25:40,712 INFO L425 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-10 05:25:40,712 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-10 05:25:40,712 INFO L425 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-11-10 05:25:40,712 INFO L425 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-11-10 05:25:40,713 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse0 (= 6 |old(~a16~0)|)) (.cse16 (< 0 |old(~a21~0)|)) (.cse12 (= |old(~a16~0)| ~a16~0)) (.cse10 (= ~a7~0 |old(~a7~0)|)) (.cse11 (= |old(~a8~0)| ~a8~0)) (.cse15 (= ~a17~0 |old(~a17~0)|)) (.cse13 (= ~a20~0 |old(~a20~0)|))) (let ((.cse5 (not (= 1 |old(~a17~0)|))) (.cse6 (= 13 |old(~a8~0)|)) (.cse3 (not (= 1 |old(~a7~0)|))) (.cse1 (not (= 1 |old(~a21~0)|))) (.cse4 (and .cse12 .cse10 .cse11 .cse15 (= 1 ~a21~0) .cse13)) (.cse7 (< 0 |old(~a7~0)|)) (.cse9 (or .cse0 .cse16)) (.cse2 (not (= 1 |old(~a20~0)|))) (.cse14 (= ~a21~0 |old(~a21~0)|)) (.cse8 (< 0 |old(~a17~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse6 .cse4 .cse7 .cse8) (or .cse1 .cse4 .cse6 .cse7 .cse5) (or .cse9 (and .cse10 .cse11 .cse12 .cse13 .cse14 (= 1 ~a17~0)) .cse5) (or .cse1 .cse4 .cse2 .cse7 .cse5) (or .cse0 .cse1 .cse4 .cse6 .cse3 .cse8) (or .cse0 .cse1 .cse4 .cse7 .cse8) (or .cse9 .cse8 (and .cse10 .cse11 .cse15 .cse12 .cse13 .cse14)) (or .cse2 (and .cse12 .cse14 .cse10 .cse11 .cse15 .cse13) .cse8 .cse16)))) [2018-11-10 05:25:40,713 INFO L425 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-11-10 05:25:40,713 INFO L425 ceAbstractionStarter]: For program point L556(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,713 INFO L425 ceAbstractionStarter]: For program point L523(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,713 INFO L425 ceAbstractionStarter]: For program point L490(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,713 INFO L425 ceAbstractionStarter]: For program point L424(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,713 INFO L425 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,713 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-11-10 05:25:40,713 INFO L425 ceAbstractionStarter]: For program point L391-1(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,713 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-11-10 05:25:40,714 INFO L425 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-11-10 05:25:40,714 INFO L425 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-11-10 05:25:40,714 INFO L425 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-10 05:25:40,714 INFO L425 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-10 05:25:40,714 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-10 05:25:40,714 INFO L425 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-11-10 05:25:40,714 INFO L425 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-10 05:25:40,714 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-11-10 05:25:40,714 INFO L425 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-11-10 05:25:40,714 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-11-10 05:25:40,714 INFO L425 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-11-10 05:25:40,714 INFO L425 ceAbstractionStarter]: For program point L559(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,714 INFO L425 ceAbstractionStarter]: For program point L526(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,715 INFO L425 ceAbstractionStarter]: For program point L493(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,715 INFO L425 ceAbstractionStarter]: For program point L460(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,715 INFO L425 ceAbstractionStarter]: For program point L427(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,715 INFO L425 ceAbstractionStarter]: For program point L394(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,715 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-11-10 05:25:40,715 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-11-10 05:25:40,715 INFO L425 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-11-10 05:25:40,715 INFO L425 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-11-10 05:25:40,715 INFO L425 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-10 05:25:40,715 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-10 05:25:40,715 INFO L425 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-10 05:25:40,715 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-10 05:25:40,715 INFO L425 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-11-10 05:25:40,716 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-11-10 05:25:40,716 INFO L425 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-11-10 05:25:40,716 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-11-10 05:25:40,716 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-11-10 05:25:40,716 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-11-10 05:25:40,716 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-11-10 05:25:40,716 INFO L425 ceAbstractionStarter]: For program point L562(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,716 INFO L425 ceAbstractionStarter]: For program point L529(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,716 INFO L425 ceAbstractionStarter]: For program point L496(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,716 INFO L425 ceAbstractionStarter]: For program point L463(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,716 INFO L425 ceAbstractionStarter]: For program point L430(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,716 INFO L425 ceAbstractionStarter]: For program point L397(lines 30 575) no Hoare annotation was computed. [2018-11-10 05:25:40,716 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-11-10 05:25:40,717 INFO L425 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-11-10 05:25:40,717 INFO L425 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-11-10 05:25:40,717 INFO L425 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-10 05:25:40,717 INFO L425 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-10 05:25:40,717 INFO L425 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-10 05:25:40,717 INFO L425 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-10 05:25:40,717 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-11-10 05:25:40,717 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-11-10 05:25:40,717 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-11-10 05:25:40,717 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 05:25:40,717 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~a20~0) (not (= ~a16~0 6)) (= 1 ~a21~0) (<= ~a7~0 0) (not (= ~a8~0 13)) (not (= ~a16~0 4)) (= 1 ~a17~0)) [2018-11-10 05:25:40,717 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 05:25:40,717 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 05:25:40,718 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (= 4 |old(~a16~0)|) (not (= 1 |old(~a20~0)|)) (and (= |old(~a16~0)| ~a16~0) (= ~a7~0 |old(~a7~0)|) (= |old(~a8~0)| ~a8~0) (= ~a17~0 |old(~a17~0)|) (= 1 ~a21~0) (= ~a20~0 |old(~a20~0)|)) (= 13 |old(~a8~0)|) (< 0 |old(~a7~0)|) (not (= 1 |old(~a17~0)|))) [2018-11-10 05:25:40,718 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-11-10 05:25:40,718 INFO L421 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse0 (= 1 ~a7~0)) (.cse4 (not (= ~a8~0 13))) (.cse3 (= 1 ~a21~0)) (.cse5 (<= ~a7~0 0)) (.cse7 (= 1 ~a17~0)) (.cse2 (not (= ~a16~0 6))) (.cse8 (<= ~a21~0 0)) (.cse6 (= 1 ~a20~0)) (.cse1 (<= ~a17~0 0))) (or (not (= 1 |old(~a21~0)|)) (and .cse0 .cse1 (and .cse2 .cse3 .cse4)) (not (= 1 |old(~a20~0)|)) (and .cse2 .cse3 .cse1 .cse5) (and .cse0 (and .cse6 .cse2 .cse3) .cse7) (and .cse8 .cse2 .cse7) (and .cse3 .cse4 .cse5 .cse7) (and (and .cse3 .cse4 .cse5) .cse1) (and .cse6 .cse3 .cse5 .cse7) (< 0 |old(~a7~0)|) (= 6 |old(~a16~0)|) (= 13 |old(~a8~0)|) (and .cse8 .cse2 .cse1) (not (= 1 |old(~a17~0)|)) (= 4 |old(~a16~0)|) (and .cse8 .cse6 .cse1))) [2018-11-10 05:25:40,718 INFO L425 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-11-10 05:25:40,718 INFO L425 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-11-10 05:25:40,718 INFO L425 ceAbstractionStarter]: For program point L583-1(lines 583 593) no Hoare annotation was computed. [2018-11-10 05:25:40,718 INFO L421 ceAbstractionStarter]: At program point L583-3(lines 583 593) the Hoare annotation is: (let ((.cse0 (= 1 ~a7~0)) (.cse4 (not (= ~a8~0 13))) (.cse3 (= 1 ~a21~0)) (.cse5 (<= ~a7~0 0)) (.cse7 (= 1 ~a17~0)) (.cse2 (not (= ~a16~0 6))) (.cse8 (<= ~a21~0 0)) (.cse6 (= 1 ~a20~0)) (.cse1 (<= ~a17~0 0))) (or (not (= 1 |old(~a21~0)|)) (and .cse0 .cse1 (and .cse2 .cse3 .cse4)) (not (= 1 |old(~a20~0)|)) (and .cse2 .cse3 .cse1 .cse5) (and .cse0 (and .cse6 .cse2 .cse3) .cse7) (and .cse8 .cse2 .cse7) (and .cse3 .cse4 .cse5 .cse7) (and (and .cse3 .cse4 .cse5) .cse1) (and .cse6 .cse3 .cse5 .cse7) (< 0 |old(~a7~0)|) (= 6 |old(~a16~0)|) (= 13 |old(~a8~0)|) (and .cse8 .cse2 .cse1) (not (= 1 |old(~a17~0)|)) (= 4 |old(~a16~0)|) (and .cse8 .cse6 .cse1))) [2018-11-10 05:25:40,718 INFO L425 ceAbstractionStarter]: For program point L583-4(lines 577 594) no Hoare annotation was computed. [2018-11-10 05:25:40,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 05:25:40 BoogieIcfgContainer [2018-11-10 05:25:40,735 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 05:25:40,735 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:25:40,735 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:25:40,735 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:25:40,736 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:25:26" (3/4) ... [2018-11-10 05:25:40,739 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 05:25:40,744 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 05:25:40,744 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-10 05:25:40,744 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 05:25:40,753 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-10 05:25:40,753 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 05:25:40,773 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((!(1 == \old(a21)) || ((1 == a7 && a17 <= 0) && (!(a16 == 6) && 1 == a21) && !(a8 == 13))) || !(1 == \old(a20))) || (((!(a16 == 6) && 1 == a21) && a17 <= 0) && a7 <= 0)) || ((1 == a7 && (1 == a20 && !(a16 == 6)) && 1 == a21) && 1 == a17)) || ((a21 <= 0 && !(a16 == 6)) && 1 == a17)) || (((1 == a21 && !(a8 == 13)) && a7 <= 0) && 1 == a17)) || (((1 == a21 && !(a8 == 13)) && a7 <= 0) && a17 <= 0)) || (((1 == a20 && 1 == a21) && a7 <= 0) && 1 == a17)) || 0 < \old(a7)) || 6 == \old(a16)) || 13 == \old(a8)) || ((a21 <= 0 && !(a16 == 6)) && a17 <= 0)) || !(1 == \old(a17))) || 4 == \old(a16)) || ((a21 <= 0 && 1 == a20) && a17 <= 0) [2018-11-10 05:25:40,835 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ed808837-46da-4e3a-8336-07ebbeae8046/bin-2019/uautomizer/witness.graphml [2018-11-10 05:25:40,835 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:25:40,837 INFO L168 Benchmark]: Toolchain (without parser) took 15585.72 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 388.5 MB). Free memory was 952.3 MB in the beginning and 1.2 GB in the end (delta: -270.8 MB). Peak memory consumption was 117.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:25:40,837 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:25:40,837 INFO L168 Benchmark]: CACSL2BoogieTranslator took 363.51 ms. Allocated memory is still 1.0 GB. Free memory was 952.3 MB in the beginning and 922.7 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-11-10 05:25:40,837 INFO L168 Benchmark]: Boogie Preprocessor took 146.85 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 91.2 MB). Free memory was 922.7 MB in the beginning and 1.1 GB in the end (delta: -158.6 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. [2018-11-10 05:25:40,838 INFO L168 Benchmark]: RCFGBuilder took 1000.93 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 979.6 MB in the end (delta: 101.8 MB). Peak memory consumption was 101.8 MB. Max. memory is 11.5 GB. [2018-11-10 05:25:40,838 INFO L168 Benchmark]: TraceAbstraction took 13970.18 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 297.3 MB). Free memory was 979.6 MB in the beginning and 1.2 GB in the end (delta: -255.2 MB). Peak memory consumption was 489.9 MB. Max. memory is 11.5 GB. [2018-11-10 05:25:40,838 INFO L168 Benchmark]: Witness Printer took 100.30 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:25:40,840 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 363.51 ms. Allocated memory is still 1.0 GB. Free memory was 952.3 MB in the beginning and 922.7 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 146.85 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 91.2 MB). Free memory was 922.7 MB in the beginning and 1.1 GB in the end (delta: -158.6 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1000.93 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 979.6 MB in the end (delta: 101.8 MB). Peak memory consumption was 101.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 13970.18 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 297.3 MB). Free memory was 979.6 MB in the beginning and 1.2 GB in the end (delta: -255.2 MB). Peak memory consumption was 489.9 MB. Max. memory is 11.5 GB. * Witness Printer took 100.30 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 458]: 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: 583]: Loop Invariant Derived loop invariant: ((((((((((((((!(1 == \old(a21)) || ((1 == a7 && a17 <= 0) && (!(a16 == 6) && 1 == a21) && !(a8 == 13))) || !(1 == \old(a20))) || (((!(a16 == 6) && 1 == a21) && a17 <= 0) && a7 <= 0)) || ((1 == a7 && (1 == a20 && !(a16 == 6)) && 1 == a21) && 1 == a17)) || ((a21 <= 0 && !(a16 == 6)) && 1 == a17)) || (((1 == a21 && !(a8 == 13)) && a7 <= 0) && 1 == a17)) || (((1 == a21 && !(a8 == 13)) && a7 <= 0) && a17 <= 0)) || (((1 == a20 && 1 == a21) && a7 <= 0) && 1 == a17)) || 0 < \old(a7)) || 6 == \old(a16)) || 13 == \old(a8)) || ((a21 <= 0 && !(a16 == 6)) && a17 <= 0)) || !(1 == \old(a17))) || 4 == \old(a16)) || ((a21 <= 0 && 1 == a20) && a17 <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 208 locations, 1 error locations. SAFE Result, 13.8s OverallTime, 8 OverallIterations, 5 TraceHistogramMax, 8.8s AutomataDifference, 0.0s DeadEndRemovalTime, 2.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 770 SDtfs, 6358 SDslu, 1081 SDs, 0 SdLazy, 9159 SolverSat, 2179 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 802 GetRequests, 709 SyntacticMatches, 5 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 325 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7690occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 8 MinimizatonAttempts, 828 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 171 PreInvPairs, 297 NumberOfFragments, 707 HoareAnnotationTreeSize, 171 FomulaSimplifications, 54342 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 7 FomulaSimplificationsInter, 29164 FormulaSimplificationTreeSizeReductionInter, 1.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1797 NumberOfCodeBlocks, 1797 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1785 ConstructedInterpolants, 0 QuantifiedInterpolants, 694435 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1917 ConjunctsInSsa, 29 ConjunctsInUnsatCore, 12 InterpolantComputations, 4 PerfectInterpolantSequences, 597/768 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...