./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label08_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0e60dbe0-d46f-4814-ba54-aa41a8d57529/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0e60dbe0-d46f-4814-ba54-aa41a8d57529/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0e60dbe0-d46f-4814-ba54-aa41a8d57529/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0e60dbe0-d46f-4814-ba54-aa41a8d57529/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label08_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0e60dbe0-d46f-4814-ba54-aa41a8d57529/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0e60dbe0-d46f-4814-ba54-aa41a8d57529/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 6ce363081c1dab610a244bdee8a1005551fe87b5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 08:34:52,803 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 08:34:52,804 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 08:34:52,811 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 08:34:52,812 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 08:34:52,812 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 08:34:52,813 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 08:34:52,814 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 08:34:52,815 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 08:34:52,816 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 08:34:52,816 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 08:34:52,816 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 08:34:52,817 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 08:34:52,818 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 08:34:52,819 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 08:34:52,819 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 08:34:52,820 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 08:34:52,821 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 08:34:52,822 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 08:34:52,823 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 08:34:52,824 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 08:34:52,825 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 08:34:52,826 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 08:34:52,827 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 08:34:52,827 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 08:34:52,827 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 08:34:52,828 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 08:34:52,829 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 08:34:52,829 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 08:34:52,830 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 08:34:52,830 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 08:34:52,831 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 08:34:52,831 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 08:34:52,831 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 08:34:52,832 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 08:34:52,832 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 08:34:52,832 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0e60dbe0-d46f-4814-ba54-aa41a8d57529/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 08:34:52,842 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 08:34:52,842 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 08:34:52,843 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 08:34:52,843 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 08:34:52,843 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 08:34:52,844 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 08:34:52,844 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 08:34:52,844 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 08:34:52,844 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 08:34:52,844 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 08:34:52,844 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 08:34:52,844 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 08:34:52,845 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 08:34:52,845 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 08:34:52,845 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 08:34:52,845 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 08:34:52,845 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 08:34:52,845 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 08:34:52,845 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 08:34:52,846 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 08:34:52,846 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 08:34:52,846 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 08:34:52,846 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 08:34:52,846 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 08:34:52,846 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 08:34:52,846 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 08:34:52,846 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 08:34:52,847 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 08:34:52,847 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 08:34:52,847 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 08:34:52,847 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_0e60dbe0-d46f-4814-ba54-aa41a8d57529/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 -> 6ce363081c1dab610a244bdee8a1005551fe87b5 [2018-11-18 08:34:52,869 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 08:34:52,876 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 08:34:52,878 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 08:34:52,879 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 08:34:52,879 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 08:34:52,879 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0e60dbe0-d46f-4814-ba54-aa41a8d57529/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label08_true-unreach-call_false-termination.c [2018-11-18 08:34:52,915 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0e60dbe0-d46f-4814-ba54-aa41a8d57529/bin-2019/uautomizer/data/1c591c770/3ebf6753f2944d07be071c1180e992bc/FLAGd11e27484 [2018-11-18 08:34:53,259 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 08:34:53,259 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0e60dbe0-d46f-4814-ba54-aa41a8d57529/sv-benchmarks/c/eca-rers2012/Problem02_label08_true-unreach-call_false-termination.c [2018-11-18 08:34:53,268 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0e60dbe0-d46f-4814-ba54-aa41a8d57529/bin-2019/uautomizer/data/1c591c770/3ebf6753f2944d07be071c1180e992bc/FLAGd11e27484 [2018-11-18 08:34:53,280 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0e60dbe0-d46f-4814-ba54-aa41a8d57529/bin-2019/uautomizer/data/1c591c770/3ebf6753f2944d07be071c1180e992bc [2018-11-18 08:34:53,282 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 08:34:53,284 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 08:34:53,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 08:34:53,285 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 08:34:53,288 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 08:34:53,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:34:53" (1/1) ... [2018-11-18 08:34:53,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65ec56fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:53, skipping insertion in model container [2018-11-18 08:34:53,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:34:53" (1/1) ... [2018-11-18 08:34:53,297 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 08:34:53,331 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 08:34:53,571 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:34:53,575 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 08:34:53,642 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:34:53,652 INFO L195 MainTranslator]: Completed translation [2018-11-18 08:34:53,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:53 WrapperNode [2018-11-18 08:34:53,652 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 08:34:53,652 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 08:34:53,653 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 08:34:53,653 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 08:34:53,708 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:53" (1/1) ... [2018-11-18 08:34:53,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:53" (1/1) ... [2018-11-18 08:34:53,720 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:53" (1/1) ... [2018-11-18 08:34:53,721 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:53" (1/1) ... [2018-11-18 08:34:53,741 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:53" (1/1) ... [2018-11-18 08:34:53,749 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:53" (1/1) ... [2018-11-18 08:34:53,752 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:53" (1/1) ... [2018-11-18 08:34:53,756 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 08:34:53,756 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 08:34:53,756 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 08:34:53,757 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 08:34:53,757 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0e60dbe0-d46f-4814-ba54-aa41a8d57529/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 [2018-11-18 08:34:53,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 08:34:53,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 08:34:53,801 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-18 08:34:53,801 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 08:34:53,801 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-18 08:34:53,801 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 08:34:53,801 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 08:34:53,801 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 08:34:53,802 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 08:34:53,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 08:34:53,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 08:34:54,567 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 08:34:54,567 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:34:54 BoogieIcfgContainer [2018-11-18 08:34:54,568 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 08:34:54,568 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 08:34:54,568 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 08:34:54,572 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 08:34:54,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:34:53" (1/3) ... [2018-11-18 08:34:54,575 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c62a960 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:34:54, skipping insertion in model container [2018-11-18 08:34:54,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:53" (2/3) ... [2018-11-18 08:34:54,576 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c62a960 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:34:54, skipping insertion in model container [2018-11-18 08:34:54,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:34:54" (3/3) ... [2018-11-18 08:34:54,578 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label08_true-unreach-call_false-termination.c [2018-11-18 08:34:54,584 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 08:34:54,590 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 08:34:54,599 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 08:34:54,621 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 08:34:54,622 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 08:34:54,622 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 08:34:54,622 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 08:34:54,622 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 08:34:54,622 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 08:34:54,622 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 08:34:54,622 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 08:34:54,622 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 08:34:54,639 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-11-18 08:34:54,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-18 08:34:54,648 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:54,649 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:34:54,651 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:54,654 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:54,654 INFO L82 PathProgramCache]: Analyzing trace with hash 215760967, now seen corresponding path program 1 times [2018-11-18 08:34:54,656 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:54,656 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:54,686 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:54,686 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:54,686 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:54,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:54,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:34:54,941 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:34:54,941 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 08:34:54,945 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 08:34:54,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 08:34:54,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 08:34:54,955 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-11-18 08:34:55,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:55,502 INFO L93 Difference]: Finished difference Result 621 states and 1059 transitions. [2018-11-18 08:34:55,502 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 08:34:55,503 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 129 [2018-11-18 08:34:55,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:55,515 INFO L225 Difference]: With dead ends: 621 [2018-11-18 08:34:55,515 INFO L226 Difference]: Without dead ends: 382 [2018-11-18 08:34:55,520 INFO L604 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 [2018-11-18 08:34:55,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2018-11-18 08:34:55,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 382. [2018-11-18 08:34:55,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 382 states. [2018-11-18 08:34:55,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 608 transitions. [2018-11-18 08:34:55,565 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 608 transitions. Word has length 129 [2018-11-18 08:34:55,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:55,565 INFO L480 AbstractCegarLoop]: Abstraction has 382 states and 608 transitions. [2018-11-18 08:34:55,566 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 08:34:55,566 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 608 transitions. [2018-11-18 08:34:55,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 08:34:55,569 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:55,569 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:34:55,571 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:55,572 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:55,572 INFO L82 PathProgramCache]: Analyzing trace with hash 1444172506, now seen corresponding path program 1 times [2018-11-18 08:34:55,572 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:55,572 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:55,573 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:55,573 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:55,574 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:55,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:55,801 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:34:55,802 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:34:55,802 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 08:34:55,803 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 08:34:55,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 08:34:55,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 08:34:55,804 INFO L87 Difference]: Start difference. First operand 382 states and 608 transitions. Second operand 5 states. [2018-11-18 08:34:56,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:56,310 INFO L93 Difference]: Finished difference Result 903 states and 1497 transitions. [2018-11-18 08:34:56,310 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 08:34:56,310 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 138 [2018-11-18 08:34:56,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:56,313 INFO L225 Difference]: With dead ends: 903 [2018-11-18 08:34:56,313 INFO L226 Difference]: Without dead ends: 381 [2018-11-18 08:34:56,315 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 08:34:56,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2018-11-18 08:34:56,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 381. [2018-11-18 08:34:56,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 381 states. [2018-11-18 08:34:56,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 602 transitions. [2018-11-18 08:34:56,331 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 602 transitions. Word has length 138 [2018-11-18 08:34:56,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:56,332 INFO L480 AbstractCegarLoop]: Abstraction has 381 states and 602 transitions. [2018-11-18 08:34:56,332 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 08:34:56,332 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 602 transitions. [2018-11-18 08:34:56,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 08:34:56,334 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:56,334 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:34:56,334 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:56,334 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:56,335 INFO L82 PathProgramCache]: Analyzing trace with hash 708351590, now seen corresponding path program 1 times [2018-11-18 08:34:56,335 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:56,335 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:56,336 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:56,336 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:56,336 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:56,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:56,507 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:34:56,508 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:34:56,508 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 08:34:56,508 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 08:34:56,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 08:34:56,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 08:34:56,508 INFO L87 Difference]: Start difference. First operand 381 states and 602 transitions. Second operand 5 states. [2018-11-18 08:34:56,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:56,979 INFO L93 Difference]: Finished difference Result 901 states and 1482 transitions. [2018-11-18 08:34:56,980 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 08:34:56,980 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 144 [2018-11-18 08:34:56,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:56,982 INFO L225 Difference]: With dead ends: 901 [2018-11-18 08:34:56,982 INFO L226 Difference]: Without dead ends: 380 [2018-11-18 08:34:56,983 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 08:34:56,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2018-11-18 08:34:56,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 380. [2018-11-18 08:34:56,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2018-11-18 08:34:56,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 594 transitions. [2018-11-18 08:34:56,996 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 594 transitions. Word has length 144 [2018-11-18 08:34:56,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:56,997 INFO L480 AbstractCegarLoop]: Abstraction has 380 states and 594 transitions. [2018-11-18 08:34:56,997 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 08:34:56,997 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 594 transitions. [2018-11-18 08:34:56,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 08:34:56,999 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:56,999 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:34:57,000 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:57,000 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:57,000 INFO L82 PathProgramCache]: Analyzing trace with hash 421834301, now seen corresponding path program 1 times [2018-11-18 08:34:57,000 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:57,000 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:57,001 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:57,001 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:57,001 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:57,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:57,100 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:34:57,101 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:34:57,101 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 08:34:57,101 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 08:34:57,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 08:34:57,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 08:34:57,101 INFO L87 Difference]: Start difference. First operand 380 states and 594 transitions. Second operand 6 states. [2018-11-18 08:34:57,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:57,896 INFO L93 Difference]: Finished difference Result 1193 states and 1942 transitions. [2018-11-18 08:34:57,897 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 08:34:57,897 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 152 [2018-11-18 08:34:57,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:57,901 INFO L225 Difference]: With dead ends: 1193 [2018-11-18 08:34:57,901 INFO L226 Difference]: Without dead ends: 819 [2018-11-18 08:34:57,903 INFO L604 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 [2018-11-18 08:34:57,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 819 states. [2018-11-18 08:34:57,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 819 to 807. [2018-11-18 08:34:57,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 807 states. [2018-11-18 08:34:57,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 807 states and 1208 transitions. [2018-11-18 08:34:57,926 INFO L78 Accepts]: Start accepts. Automaton has 807 states and 1208 transitions. Word has length 152 [2018-11-18 08:34:57,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:57,927 INFO L480 AbstractCegarLoop]: Abstraction has 807 states and 1208 transitions. [2018-11-18 08:34:57,927 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 08:34:57,927 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1208 transitions. [2018-11-18 08:34:57,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 08:34:57,929 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:57,929 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:34:57,930 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:57,930 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:57,930 INFO L82 PathProgramCache]: Analyzing trace with hash 2056126657, now seen corresponding path program 1 times [2018-11-18 08:34:57,930 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:57,930 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:57,931 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:57,931 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:57,931 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:57,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:58,099 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:34:58,099 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:34:58,100 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 08:34:58,100 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 08:34:58,100 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 08:34:58,100 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 08:34:58,100 INFO L87 Difference]: Start difference. First operand 807 states and 1208 transitions. Second operand 5 states. [2018-11-18 08:34:58,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:58,565 INFO L93 Difference]: Finished difference Result 1753 states and 2669 transitions. [2018-11-18 08:34:58,566 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 08:34:58,566 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 154 [2018-11-18 08:34:58,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:58,569 INFO L225 Difference]: With dead ends: 1753 [2018-11-18 08:34:58,569 INFO L226 Difference]: Without dead ends: 804 [2018-11-18 08:34:58,571 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 08:34:58,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 804 states. [2018-11-18 08:34:58,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 804 to 804. [2018-11-18 08:34:58,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 804 states. [2018-11-18 08:34:58,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 804 states and 1190 transitions. [2018-11-18 08:34:58,587 INFO L78 Accepts]: Start accepts. Automaton has 804 states and 1190 transitions. Word has length 154 [2018-11-18 08:34:58,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:58,588 INFO L480 AbstractCegarLoop]: Abstraction has 804 states and 1190 transitions. [2018-11-18 08:34:58,588 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 08:34:58,588 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1190 transitions. [2018-11-18 08:34:58,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 08:34:58,590 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:58,590 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:34:58,590 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:58,591 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:58,591 INFO L82 PathProgramCache]: Analyzing trace with hash 870908741, now seen corresponding path program 1 times [2018-11-18 08:34:58,591 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:58,591 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:58,592 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:58,592 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:58,592 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:58,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:58,744 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:34:58,745 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:34:58,745 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 08:34:58,745 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 08:34:58,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 08:34:58,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 08:34:58,745 INFO L87 Difference]: Start difference. First operand 804 states and 1190 transitions. Second operand 5 states. [2018-11-18 08:34:59,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:59,106 INFO L93 Difference]: Finished difference Result 1747 states and 2630 transitions. [2018-11-18 08:34:59,112 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 08:34:59,112 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 156 [2018-11-18 08:34:59,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:59,115 INFO L225 Difference]: With dead ends: 1747 [2018-11-18 08:34:59,115 INFO L226 Difference]: Without dead ends: 801 [2018-11-18 08:34:59,118 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-18 08:34:59,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 801 states. [2018-11-18 08:34:59,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 801 to 801. [2018-11-18 08:34:59,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 801 states. [2018-11-18 08:34:59,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 801 states and 1169 transitions. [2018-11-18 08:34:59,135 INFO L78 Accepts]: Start accepts. Automaton has 801 states and 1169 transitions. Word has length 156 [2018-11-18 08:34:59,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:59,136 INFO L480 AbstractCegarLoop]: Abstraction has 801 states and 1169 transitions. [2018-11-18 08:34:59,136 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 08:34:59,136 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1169 transitions. [2018-11-18 08:34:59,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-18 08:34:59,138 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:59,139 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:34:59,139 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:59,139 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:59,139 INFO L82 PathProgramCache]: Analyzing trace with hash -1832642483, now seen corresponding path program 1 times [2018-11-18 08:34:59,139 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:59,139 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:59,140 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:59,140 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:59,140 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:59,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:59,220 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:34:59,220 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:34:59,220 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 08:34:59,221 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 08:34:59,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 08:34:59,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 08:34:59,223 INFO L87 Difference]: Start difference. First operand 801 states and 1169 transitions. Second operand 6 states. [2018-11-18 08:34:59,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:59,881 INFO L93 Difference]: Finished difference Result 2381 states and 3621 transitions. [2018-11-18 08:34:59,881 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 08:34:59,882 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 160 [2018-11-18 08:34:59,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:59,894 INFO L225 Difference]: With dead ends: 2381 [2018-11-18 08:34:59,894 INFO L226 Difference]: Without dead ends: 1586 [2018-11-18 08:34:59,898 INFO L604 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 [2018-11-18 08:34:59,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1586 states. [2018-11-18 08:34:59,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1586 to 1558. [2018-11-18 08:34:59,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1558 states. [2018-11-18 08:34:59,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1558 states and 2225 transitions. [2018-11-18 08:34:59,933 INFO L78 Accepts]: Start accepts. Automaton has 1558 states and 2225 transitions. Word has length 160 [2018-11-18 08:34:59,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:59,934 INFO L480 AbstractCegarLoop]: Abstraction has 1558 states and 2225 transitions. [2018-11-18 08:34:59,934 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 08:34:59,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 2225 transitions. [2018-11-18 08:34:59,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-18 08:34:59,937 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:59,938 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:34:59,938 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:59,938 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:59,938 INFO L82 PathProgramCache]: Analyzing trace with hash -1875339242, now seen corresponding path program 1 times [2018-11-18 08:34:59,938 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:59,938 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:59,939 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:59,939 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:59,939 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:59,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:35:00,071 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 26 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:35:00,071 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 08:35:00,072 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0e60dbe0-d46f-4814-ba54-aa41a8d57529/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 [2018-11-18 08:35:00,097 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:35:00,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:35:00,151 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 08:35:00,206 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 08:35:00,223 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 08:35:00,223 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2018-11-18 08:35:00,224 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 08:35:00,224 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 08:35:00,224 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2018-11-18 08:35:00,224 INFO L87 Difference]: Start difference. First operand 1558 states and 2225 transitions. Second operand 9 states. [2018-11-18 08:35:02,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:35:02,134 INFO L93 Difference]: Finished difference Result 8461 states and 13226 transitions. [2018-11-18 08:35:02,134 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-11-18 08:35:02,134 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 166 [2018-11-18 08:35:02,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:35:02,166 INFO L225 Difference]: With dead ends: 8461 [2018-11-18 08:35:02,166 INFO L226 Difference]: Without dead ends: 6909 [2018-11-18 08:35:02,183 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 180 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 154 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=162, Invalid=540, Unknown=0, NotChecked=0, Total=702 [2018-11-18 08:35:02,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6909 states. [2018-11-18 08:35:02,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6909 to 6853. [2018-11-18 08:35:02,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6853 states. [2018-11-18 08:35:02,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6853 states to 6853 states and 9034 transitions. [2018-11-18 08:35:02,358 INFO L78 Accepts]: Start accepts. Automaton has 6853 states and 9034 transitions. Word has length 166 [2018-11-18 08:35:02,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:35:02,359 INFO L480 AbstractCegarLoop]: Abstraction has 6853 states and 9034 transitions. [2018-11-18 08:35:02,359 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 08:35:02,359 INFO L276 IsEmpty]: Start isEmpty. Operand 6853 states and 9034 transitions. [2018-11-18 08:35:02,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-11-18 08:35:02,388 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:35:02,388 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:35:02,388 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:35:02,388 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:35:02,388 INFO L82 PathProgramCache]: Analyzing trace with hash 367170929, now seen corresponding path program 1 times [2018-11-18 08:35:02,389 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:35:02,389 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:35:02,389 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:35:02,389 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:35:02,390 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:35:02,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:35:02,646 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 140 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:35:02,646 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 08:35:02,646 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0e60dbe0-d46f-4814-ba54-aa41a8d57529/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 [2018-11-18 08:35:02,656 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:35:02,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:35:02,729 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 08:35:02,789 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 206 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:35:02,805 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 08:35:02,805 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 5] total 14 [2018-11-18 08:35:02,806 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-18 08:35:02,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-18 08:35:02,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2018-11-18 08:35:02,806 INFO L87 Difference]: Start difference. First operand 6853 states and 9034 transitions. Second operand 14 states. [2018-11-18 08:35:04,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:35:04,287 INFO L93 Difference]: Finished difference Result 16256 states and 22268 transitions. [2018-11-18 08:35:04,287 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-18 08:35:04,288 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 278 [2018-11-18 08:35:04,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:35:04,288 INFO L225 Difference]: With dead ends: 16256 [2018-11-18 08:35:04,288 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 08:35:04,330 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 318 GetRequests, 288 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 153 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=241, Invalid=689, Unknown=0, NotChecked=0, Total=930 [2018-11-18 08:35:04,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 08:35:04,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 08:35:04,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 08:35:04,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 08:35:04,331 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 278 [2018-11-18 08:35:04,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:35:04,331 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 08:35:04,331 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-18 08:35:04,331 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 08:35:04,331 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 08:35:04,335 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 08:35:04,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,521 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,533 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,534 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,537 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,538 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,540 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,557 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,563 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,569 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,573 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,580 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,611 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,615 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,622 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,626 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,634 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,648 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 96 [2018-11-18 08:35:04,655 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,666 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,678 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,679 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,684 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,689 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,689 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,706 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,709 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,712 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,715 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,721 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,756 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,762 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,766 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,767 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,772 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:35:04,784 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 96 [2018-11-18 08:35:05,647 WARN L180 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 80 [2018-11-18 08:35:06,049 WARN L180 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 67 [2018-11-18 08:35:06,395 WARN L180 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 67 [2018-11-18 08:35:06,396 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 08:35:06,396 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a19~0)| ~a19~0) (= |old(~a17~0)| ~a17~0) (= |old(~a25~0)| ~a25~0) (= ~a28~0 |old(~a28~0)|)) [2018-11-18 08:35:06,397 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 08:35:06,397 INFO L425 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,397 INFO L425 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,397 INFO L425 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,397 INFO L425 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,397 INFO L425 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,397 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-18 08:35:06,397 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-18 08:35:06,397 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-18 08:35:06,397 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-18 08:35:06,397 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-18 08:35:06,397 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-18 08:35:06,397 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-18 08:35:06,397 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-18 08:35:06,397 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-18 08:35:06,398 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-18 08:35:06,398 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-18 08:35:06,398 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-18 08:35:06,398 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-18 08:35:06,398 INFO L425 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,398 INFO L425 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,398 INFO L425 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,398 INFO L425 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,398 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-18 08:35:06,398 INFO L425 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,398 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-18 08:35:06,398 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-18 08:35:06,398 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-18 08:35:06,398 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-18 08:35:06,398 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-18 08:35:06,398 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-18 08:35:06,398 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-18 08:35:06,398 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-18 08:35:06,398 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-18 08:35:06,398 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-18 08:35:06,398 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-18 08:35:06,398 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-18 08:35:06,398 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-18 08:35:06,398 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-18 08:35:06,398 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-18 08:35:06,399 INFO L425 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,399 INFO L425 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,399 INFO L425 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,399 INFO L425 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,399 INFO L425 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,399 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-18 08:35:06,399 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-18 08:35:06,399 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-18 08:35:06,399 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-18 08:35:06,399 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-18 08:35:06,399 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-18 08:35:06,399 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-18 08:35:06,399 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-18 08:35:06,399 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-18 08:35:06,399 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-18 08:35:06,399 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-18 08:35:06,399 INFO L425 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,399 INFO L425 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,399 INFO L425 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,399 INFO L425 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,399 INFO L425 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,399 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-18 08:35:06,399 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-18 08:35:06,399 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-18 08:35:06,399 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-18 08:35:06,400 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-18 08:35:06,400 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-18 08:35:06,400 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-18 08:35:06,400 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-18 08:35:06,400 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-18 08:35:06,400 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 538) no Hoare annotation was computed. [2018-11-18 08:35:06,400 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-18 08:35:06,400 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-18 08:35:06,400 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-18 08:35:06,400 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-18 08:35:06,400 INFO L425 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,400 INFO L425 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,400 INFO L425 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,400 INFO L425 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,400 INFO L425 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,400 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-18 08:35:06,400 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-18 08:35:06,400 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-18 08:35:06,400 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-18 08:35:06,400 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-18 08:35:06,400 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-18 08:35:06,400 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-18 08:35:06,400 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-18 08:35:06,400 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-18 08:35:06,401 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-18 08:35:06,401 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-18 08:35:06,401 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-18 08:35:06,401 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-18 08:35:06,401 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-18 08:35:06,401 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-18 08:35:06,401 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-18 08:35:06,401 INFO L425 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,401 INFO L425 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,401 INFO L425 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,401 INFO L425 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,401 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-18 08:35:06,401 INFO L425 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,401 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-18 08:35:06,401 INFO L425 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,401 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-18 08:35:06,401 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-18 08:35:06,401 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-18 08:35:06,401 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,402 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,402 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-18 08:35:06,402 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-18 08:35:06,402 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-18 08:35:06,402 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-18 08:35:06,402 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-18 08:35:06,402 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-18 08:35:06,402 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-18 08:35:06,402 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-18 08:35:06,402 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-18 08:35:06,402 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-18 08:35:06,402 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-18 08:35:06,402 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,402 INFO L425 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,402 INFO L425 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,403 INFO L425 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,403 INFO L425 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,403 INFO L425 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,403 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-18 08:35:06,403 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-18 08:35:06,403 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-18 08:35:06,403 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-18 08:35:06,403 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-18 08:35:06,403 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-18 08:35:06,403 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-18 08:35:06,403 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-18 08:35:06,403 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-18 08:35:06,403 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-18 08:35:06,403 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-18 08:35:06,404 INFO L425 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,404 INFO L425 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,404 INFO L425 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,404 INFO L425 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,404 INFO L425 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,404 INFO L425 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,404 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-18 08:35:06,404 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-18 08:35:06,404 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-18 08:35:06,404 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-18 08:35:06,404 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-18 08:35:06,404 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-18 08:35:06,404 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-18 08:35:06,404 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-18 08:35:06,404 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-18 08:35:06,405 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-18 08:35:06,405 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-18 08:35:06,405 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-18 08:35:06,405 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-18 08:35:06,405 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-18 08:35:06,405 INFO L425 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,405 INFO L425 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,405 INFO L425 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,405 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse24 (= |old(~a19~0)| ~a19~0)) (.cse22 (= |old(~a17~0)| ~a17~0)) (.cse21 (= |old(~a25~0)| ~a25~0)) (.cse25 (= ~a28~0 |old(~a28~0)|)) (.cse23 (not (= ~a11~0 1))) (.cse10 (= 1 |old(~a11~0)|)) (.cse0 (= 1 |old(~a19~0)|)) (.cse9 (= 1 |old(~a25~0)|))) (let ((.cse3 (not (= 8 |old(~a17~0)|))) (.cse6 (= 8 ~a17~0)) (.cse2 (not (= 7 |old(~a28~0)|))) (.cse17 (not .cse9)) (.cse18 (not .cse0)) (.cse8 (not .cse10)) (.cse4 (= 7 ~a28~0)) (.cse5 (= 1 ~a11~0)) (.cse7 (= 1 ~a19~0)) (.cse11 (and .cse24 .cse22 .cse21 .cse25 .cse23)) (.cse12 (not (= |old(~a17~0)| 8))) (.cse13 (< |old(~a19~0)| 1)) (.cse14 (< 10 |old(~a28~0)|)) (.cse1 (not (= 1 ~a21~0))) (.cse16 (= 8 |old(~a28~0)|)) (.cse19 (= 9 |old(~a28~0)|)) (.cse15 (and .cse24 .cse22 .cse21 .cse25)) (.cse20 (< 7 |old(~a17~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 (and .cse4 (not (= ~a25~0 1)) .cse5 .cse6 (not .cse7)) .cse8 .cse9) (or .cse1 .cse10 .cse11 .cse12 .cse13) (or .cse14 .cse1 .cse15 .cse16 .cse12 .cse13 .cse9) (or .cse5 .cse1 (not (= 10 |old(~a28~0)|)) .cse17 .cse18 .cse3 .cse8) (or .cse14 .cse1 .cse15 .cse16 .cse19 .cse12 .cse13) (or .cse1 .cse17 .cse18 .cse3 (and .cse5 (= 1 ~a25~0) (= 9 ~a28~0) .cse6 .cse7) (not .cse19) .cse8) (or .cse14 .cse0 .cse1 .cse16 .cse15 .cse20) (or .cse1 .cse2 .cse17 .cse18 .cse8 (and .cse4 .cse5 (= 7 ~a17~0) .cse7 .cse21) (not (= 7 |old(~a17~0)|))) (or .cse14 .cse1 .cse10 .cse16 .cse11 .cse19 .cse12) (or .cse14 .cse1 .cse10 .cse11 .cse19 .cse12 .cse9) (or .cse14 (= 10 |old(~a17~0)|) .cse1 .cse10 .cse16 .cse19 (and .cse22 .cse21 .cse23 .cse24 .cse25) .cse13 .cse9) (or .cse14 .cse0 .cse1 .cse10 .cse23 .cse16 .cse20) (or .cse14 .cse1 .cse16 .cse19 .cse15 .cse20 .cse9)))) [2018-11-18 08:35:06,406 INFO L425 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,406 INFO L425 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,406 INFO L425 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,406 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-18 08:35:06,406 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-18 08:35:06,406 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-18 08:35:06,406 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-18 08:35:06,406 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-18 08:35:06,406 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-18 08:35:06,406 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-18 08:35:06,406 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-18 08:35:06,406 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-18 08:35:06,406 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-18 08:35:06,406 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-18 08:35:06,407 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-18 08:35:06,407 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-18 08:35:06,407 INFO L425 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,407 INFO L425 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,407 INFO L425 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,407 INFO L425 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,407 INFO L425 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,407 INFO L425 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,407 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-18 08:35:06,407 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-18 08:35:06,407 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-18 08:35:06,407 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-18 08:35:06,407 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-18 08:35:06,407 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-18 08:35:06,408 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-18 08:35:06,408 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-18 08:35:06,408 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-18 08:35:06,408 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-18 08:35:06,408 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-18 08:35:06,408 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-18 08:35:06,408 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-18 08:35:06,408 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-18 08:35:06,408 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-18 08:35:06,408 INFO L425 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-11-18 08:35:06,408 INFO L425 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,408 INFO L425 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,408 INFO L425 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,408 INFO L425 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,408 INFO L425 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-11-18 08:35:06,408 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-18 08:35:06,408 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-18 08:35:06,408 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-18 08:35:06,408 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-18 08:35:06,408 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-18 08:35:06,408 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-18 08:35:06,408 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-18 08:35:06,409 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-18 08:35:06,409 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-18 08:35:06,409 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-18 08:35:06,409 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-18 08:35:06,409 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-18 08:35:06,409 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-18 08:35:06,409 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-18 08:35:06,409 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-18 08:35:06,409 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-18 08:35:06,409 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-18 08:35:06,409 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-18 08:35:06,409 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-18 08:35:06,409 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 08:35:06,409 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a17~0 10)) (not (= ~a25~0 1)) (<= ~a28~0 10) (not (= ~a28~0 8)) (= ~a21~0 1) (not (= ~a11~0 1)) (not (= ~a28~0 9)) (<= 1 ~a19~0)) [2018-11-18 08:35:06,409 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 08:35:06,409 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 08:35:06,409 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (< 10 |old(~a28~0)|) (= 10 |old(~a17~0)|) (not (= 1 ~a21~0)) (= 1 |old(~a11~0)|) (= 8 |old(~a28~0)|) (= 9 |old(~a28~0)|) (and (= |old(~a17~0)| ~a17~0) (= |old(~a25~0)| ~a25~0) (not (= ~a11~0 1)) (= |old(~a19~0)| ~a19~0) (= ~a28~0 |old(~a28~0)|)) (< |old(~a19~0)| 1) (= 1 |old(~a25~0)|)) [2018-11-18 08:35:06,409 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-11-18 08:35:06,409 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse8 (= 1 ~a25~0)) (.cse5 (not (= ~a28~0 9))) (.cse6 (= 7 ~a28~0)) (.cse7 (= 1 ~a11~0)) (.cse10 (= 8 ~a17~0)) (.cse9 (= 1 ~a19~0)) (.cse2 (= |old(~a17~0)| ~a17~0)) (.cse4 (not (= ~a11~0 1))) (.cse13 (= ~a28~0 |old(~a28~0)|)) (.cse12 (<= 1 ~a19~0)) (.cse1 (not (= ~a25~0 1))) (.cse14 (= 10 ~a28~0)) (.cse0 (= |old(~a17~0)| 8)) (.cse15 (not (= ~a19~0 1))) (.cse16 (<= ~a17~0 7)) (.cse11 (not (= ~a28~0 8))) (.cse3 (<= ~a28~0 10))) (or (not (= 1 ~a21~0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (< |old(~a19~0)| 1) (= 10 |old(~a17~0)|) (and .cse6 .cse7 (= 7 ~a17~0) .cse8 .cse9) (and .cse7 .cse8 (= 9 ~a28~0) .cse10 .cse9) (and .cse0 .cse2 .cse3 .cse11 .cse5 .cse12) (= 9 |old(~a28~0)|) (< 10 |old(~a28~0)|) (and (= |old(~a19~0)| ~a19~0) .cse1 .cse2 .cse4 .cse13) (= 8 |old(~a28~0)|) (and .cse7 .cse8 .cse10 .cse9 .cse14) (and .cse0 .cse2 .cse3 .cse11 .cse4 .cse5) (and .cse0 .cse2 .cse4 .cse12) (and .cse6 .cse1 .cse7 .cse10 (not .cse9)) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (and .cse0 .cse1 .cse2 .cse3 .cse11 .cse12) (and .cse15 .cse16 .cse1 .cse2 .cse4 .cse13 .cse12) (and .cse0 .cse16 .cse1 .cse14) (and .cse0 .cse15 .cse16 .cse11 .cse3))) [2018-11-18 08:35:06,410 INFO L425 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-11-18 08:35:06,410 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-11-18 08:35:06,410 INFO L421 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse8 (= 1 ~a25~0)) (.cse5 (not (= ~a28~0 9))) (.cse6 (= 7 ~a28~0)) (.cse7 (= 1 ~a11~0)) (.cse10 (= 8 ~a17~0)) (.cse9 (= 1 ~a19~0)) (.cse2 (= |old(~a17~0)| ~a17~0)) (.cse4 (not (= ~a11~0 1))) (.cse13 (= ~a28~0 |old(~a28~0)|)) (.cse12 (<= 1 ~a19~0)) (.cse1 (not (= ~a25~0 1))) (.cse14 (= 10 ~a28~0)) (.cse0 (= |old(~a17~0)| 8)) (.cse15 (not (= ~a19~0 1))) (.cse16 (<= ~a17~0 7)) (.cse11 (not (= ~a28~0 8))) (.cse3 (<= ~a28~0 10))) (or (not (= 1 ~a21~0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (< |old(~a19~0)| 1) (= 10 |old(~a17~0)|) (and .cse6 .cse7 (= 7 ~a17~0) .cse8 .cse9) (and .cse7 .cse8 (= 9 ~a28~0) .cse10 .cse9) (and .cse0 .cse2 .cse3 .cse11 .cse5 .cse12) (= 9 |old(~a28~0)|) (< 10 |old(~a28~0)|) (and (= |old(~a19~0)| ~a19~0) .cse1 .cse2 .cse4 .cse13) (= 8 |old(~a28~0)|) (and .cse7 .cse8 .cse10 .cse9 .cse14) (and .cse0 .cse2 .cse3 .cse11 .cse4 .cse5) (and .cse0 .cse2 .cse4 .cse12) (and .cse6 .cse1 .cse7 .cse10 (not .cse9)) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (and .cse0 .cse1 .cse2 .cse3 .cse11 .cse12) (and .cse15 .cse16 .cse1 .cse2 .cse4 .cse13 .cse12) (and .cse0 .cse16 .cse1 .cse14) (and .cse0 .cse15 .cse16 .cse11 .cse3))) [2018-11-18 08:35:06,410 INFO L425 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-18 08:35:06,410 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-18 08:35:06,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 08:35:06 BoogieIcfgContainer [2018-11-18 08:35:06,425 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 08:35:06,426 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 08:35:06,426 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 08:35:06,426 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 08:35:06,426 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:34:54" (3/4) ... [2018-11-18 08:35:06,429 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 08:35:06,437 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 08:35:06,438 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-18 08:35:06,438 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 08:35:06,446 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 08:35:06,447 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 08:35:06,466 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((!(1 == a21) || (((((\old(a17) == 8 && !(a25 == 1)) && \old(a17) == a17) && a28 <= 10) && !(a11 == 1)) && !(a28 == 9))) || \old(a19) < 1) || 10 == \old(a17)) || ((((7 == a28 && 1 == a11) && 7 == a17) && 1 == a25) && 1 == a19)) || ((((1 == a11 && 1 == a25) && 9 == a28) && 8 == a17) && 1 == a19)) || (((((\old(a17) == 8 && \old(a17) == a17) && a28 <= 10) && !(a28 == 8)) && !(a28 == 9)) && 1 <= a19)) || 9 == \old(a28)) || 10 < \old(a28)) || ((((\old(a19) == a19 && !(a25 == 1)) && \old(a17) == a17) && !(a11 == 1)) && a28 == \old(a28))) || 8 == \old(a28)) || ((((1 == a11 && 1 == a25) && 8 == a17) && 1 == a19) && 10 == a28)) || (((((\old(a17) == 8 && \old(a17) == a17) && a28 <= 10) && !(a28 == 8)) && !(a11 == 1)) && !(a28 == 9))) || (((\old(a17) == 8 && \old(a17) == a17) && !(a11 == 1)) && 1 <= a19)) || ((((7 == a28 && !(a25 == 1)) && 1 == a11) && 8 == a17) && !(1 == a19))) || 1 == \old(a25)) || 1 == \old(a11)) || (((((\old(a17) == 8 && !(a25 == 1)) && \old(a17) == a17) && a28 <= 10) && !(a28 == 8)) && 1 <= a19)) || ((((((!(a19 == 1) && a17 <= 7) && !(a25 == 1)) && \old(a17) == a17) && !(a11 == 1)) && a28 == \old(a28)) && 1 <= a19)) || (((\old(a17) == 8 && a17 <= 7) && !(a25 == 1)) && 10 == a28)) || ((((\old(a17) == 8 && !(a19 == 1)) && a17 <= 7) && !(a28 == 8)) && a28 <= 10) [2018-11-18 08:35:06,528 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0e60dbe0-d46f-4814-ba54-aa41a8d57529/bin-2019/uautomizer/witness.graphml [2018-11-18 08:35:06,528 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 08:35:06,529 INFO L168 Benchmark]: Toolchain (without parser) took 13246.03 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 522.2 MB). Free memory was 955.4 MB in the beginning and 1.2 GB in the end (delta: -209.7 MB). Peak memory consumption was 312.5 MB. Max. memory is 11.5 GB. [2018-11-18 08:35:06,529 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 08:35:06,529 INFO L168 Benchmark]: CACSL2BoogieTranslator took 367.90 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 920.5 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-18 08:35:06,530 INFO L168 Benchmark]: Boogie Preprocessor took 103.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 920.5 MB in the beginning and 1.1 GB in the end (delta: -193.1 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2018-11-18 08:35:06,530 INFO L168 Benchmark]: RCFGBuilder took 811.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 105.4 MB). Peak memory consumption was 105.4 MB. Max. memory is 11.5 GB. [2018-11-18 08:35:06,530 INFO L168 Benchmark]: TraceAbstraction took 11857.11 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 397.4 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -185.1 MB). Peak memory consumption was 639.3 MB. Max. memory is 11.5 GB. [2018-11-18 08:35:06,530 INFO L168 Benchmark]: Witness Printer took 102.52 ms. Allocated memory is still 1.6 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 11.5 GB. [2018-11-18 08:35:06,532 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 367.90 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 920.5 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 103.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 920.5 MB in the beginning and 1.1 GB in the end (delta: -193.1 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 811.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 105.4 MB). Peak memory consumption was 105.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 11857.11 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 397.4 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -185.1 MB). Peak memory consumption was 639.3 MB. Max. memory is 11.5 GB. * Witness Printer took 102.52 ms. Allocated memory is still 1.6 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 538]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((((((((((((((((((!(1 == a21) || (((((\old(a17) == 8 && !(a25 == 1)) && \old(a17) == a17) && a28 <= 10) && !(a11 == 1)) && !(a28 == 9))) || \old(a19) < 1) || 10 == \old(a17)) || ((((7 == a28 && 1 == a11) && 7 == a17) && 1 == a25) && 1 == a19)) || ((((1 == a11 && 1 == a25) && 9 == a28) && 8 == a17) && 1 == a19)) || (((((\old(a17) == 8 && \old(a17) == a17) && a28 <= 10) && !(a28 == 8)) && !(a28 == 9)) && 1 <= a19)) || 9 == \old(a28)) || 10 < \old(a28)) || ((((\old(a19) == a19 && !(a25 == 1)) && \old(a17) == a17) && !(a11 == 1)) && a28 == \old(a28))) || 8 == \old(a28)) || ((((1 == a11 && 1 == a25) && 8 == a17) && 1 == a19) && 10 == a28)) || (((((\old(a17) == 8 && \old(a17) == a17) && a28 <= 10) && !(a28 == 8)) && !(a11 == 1)) && !(a28 == 9))) || (((\old(a17) == 8 && \old(a17) == a17) && !(a11 == 1)) && 1 <= a19)) || ((((7 == a28 && !(a25 == 1)) && 1 == a11) && 8 == a17) && !(1 == a19))) || 1 == \old(a25)) || 1 == \old(a11)) || (((((\old(a17) == 8 && !(a25 == 1)) && \old(a17) == a17) && a28 <= 10) && !(a28 == 8)) && 1 <= a19)) || ((((((!(a19 == 1) && a17 <= 7) && !(a25 == 1)) && \old(a17) == a17) && !(a11 == 1)) && a28 == \old(a28)) && 1 <= a19)) || (((\old(a17) == 8 && a17 <= 7) && !(a25 == 1)) && 10 == a28)) || ((((\old(a17) == 8 && !(a19 == 1)) && a17 <= 7) && !(a28 == 8)) && a28 <= 10) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 11.7s OverallTime, 9 OverallIterations, 3 TraceHistogramMax, 7.3s AutomataDifference, 0.0s DeadEndRemovalTime, 2.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1104 SDtfs, 9331 SDslu, 1371 SDs, 0 SdLazy, 11010 SolverSat, 2618 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 579 GetRequests, 490 SyntacticMatches, 8 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 315 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6853occurred in iteration=8, 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: 0.3s AutomataMinimizationTime, 9 MinimizatonAttempts, 96 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 229 PreInvPairs, 491 NumberOfFragments, 1100 HoareAnnotationTreeSize, 229 FomulaSimplifications, 12598 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 7 FomulaSimplificationsInter, 5326 FormulaSimplificationTreeSizeReductionInter, 1.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1921 NumberOfCodeBlocks, 1921 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1910 ConstructedInterpolants, 0 QuantifiedInterpolants, 1827740 SizeOfPredicates, 3 NumberOfNonLiveVariables, 955 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 11 InterpolantComputations, 8 PerfectInterpolantSequences, 529/618 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...