./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label49_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_135f45ae-8b4b-46d5-9ae9-51a066b67b01/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_135f45ae-8b4b-46d5-9ae9-51a066b67b01/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_135f45ae-8b4b-46d5-9ae9-51a066b67b01/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_135f45ae-8b4b-46d5-9ae9-51a066b67b01/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label49_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_135f45ae-8b4b-46d5-9ae9-51a066b67b01/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_135f45ae-8b4b-46d5-9ae9-51a066b67b01/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 c2ee6781c62be40fa372129eaacaba9832af3ce9 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 00:48:01,731 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 00:48:01,732 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 00:48:01,740 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 00:48:01,740 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 00:48:01,741 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 00:48:01,742 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 00:48:01,743 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 00:48:01,744 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 00:48:01,745 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 00:48:01,745 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 00:48:01,746 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 00:48:01,746 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 00:48:01,747 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 00:48:01,748 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 00:48:01,749 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 00:48:01,749 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 00:48:01,750 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 00:48:01,752 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 00:48:01,753 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 00:48:01,754 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 00:48:01,755 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 00:48:01,756 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 00:48:01,756 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 00:48:01,757 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 00:48:01,757 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 00:48:01,758 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 00:48:01,759 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 00:48:01,759 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 00:48:01,760 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 00:48:01,760 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 00:48:01,761 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 00:48:01,761 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 00:48:01,761 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 00:48:01,762 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 00:48:01,762 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 00:48:01,762 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_135f45ae-8b4b-46d5-9ae9-51a066b67b01/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 00:48:01,772 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 00:48:01,773 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 00:48:01,773 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 00:48:01,773 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 00:48:01,774 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 00:48:01,774 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 00:48:01,774 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 00:48:01,775 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 00:48:01,775 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 00:48:01,775 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 00:48:01,775 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 00:48:01,775 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 00:48:01,775 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 00:48:01,775 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 00:48:01,776 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 00:48:01,776 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 00:48:01,776 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 00:48:01,776 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 00:48:01,776 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 00:48:01,776 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 00:48:01,777 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 00:48:01,777 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 00:48:01,777 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 00:48:01,777 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 00:48:01,777 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 00:48:01,777 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 00:48:01,777 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 00:48:01,778 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 00:48:01,778 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 00:48:01,778 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 00:48:01,778 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_135f45ae-8b4b-46d5-9ae9-51a066b67b01/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 -> c2ee6781c62be40fa372129eaacaba9832af3ce9 [2018-11-23 00:48:01,803 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 00:48:01,812 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 00:48:01,814 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 00:48:01,816 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 00:48:01,816 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 00:48:01,816 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_135f45ae-8b4b-46d5-9ae9-51a066b67b01/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem10_label49_true-unreach-call.c [2018-11-23 00:48:01,863 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_135f45ae-8b4b-46d5-9ae9-51a066b67b01/bin-2019/uautomizer/data/9548533af/99f8014aab854f67bcf9f3da18bd33b7/FLAG49672e3a5 [2018-11-23 00:48:02,255 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 00:48:02,256 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_135f45ae-8b4b-46d5-9ae9-51a066b67b01/sv-benchmarks/c/eca-rers2012/Problem10_label49_true-unreach-call.c [2018-11-23 00:48:02,273 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_135f45ae-8b4b-46d5-9ae9-51a066b67b01/bin-2019/uautomizer/data/9548533af/99f8014aab854f67bcf9f3da18bd33b7/FLAG49672e3a5 [2018-11-23 00:48:02,633 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_135f45ae-8b4b-46d5-9ae9-51a066b67b01/bin-2019/uautomizer/data/9548533af/99f8014aab854f67bcf9f3da18bd33b7 [2018-11-23 00:48:02,636 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 00:48:02,637 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 00:48:02,638 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 00:48:02,638 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 00:48:02,641 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 00:48:02,642 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:48:02" (1/1) ... [2018-11-23 00:48:02,644 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@703e8e5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:02, skipping insertion in model container [2018-11-23 00:48:02,644 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:48:02" (1/1) ... [2018-11-23 00:48:02,654 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 00:48:02,693 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 00:48:02,915 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 00:48:02,918 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 00:48:02,989 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 00:48:03,002 INFO L195 MainTranslator]: Completed translation [2018-11-23 00:48:03,002 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:03 WrapperNode [2018-11-23 00:48:03,002 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 00:48:03,003 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 00:48:03,003 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 00:48:03,003 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 00:48:03,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:03" (1/1) ... [2018-11-23 00:48:03,070 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:03" (1/1) ... [2018-11-23 00:48:03,078 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 00:48:03,078 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 00:48:03,078 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 00:48:03,078 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 00:48:03,084 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:03" (1/1) ... [2018-11-23 00:48:03,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:03" (1/1) ... [2018-11-23 00:48:03,087 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:03" (1/1) ... [2018-11-23 00:48:03,087 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:03" (1/1) ... [2018-11-23 00:48:03,110 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:03" (1/1) ... [2018-11-23 00:48:03,120 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:03" (1/1) ... [2018-11-23 00:48:03,124 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:03" (1/1) ... [2018-11-23 00:48:03,130 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 00:48:03,130 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 00:48:03,130 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 00:48:03,131 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 00:48:03,132 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_135f45ae-8b4b-46d5-9ae9-51a066b67b01/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 00:48:03,171 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 00:48:03,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 00:48:03,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 00:48:03,172 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-23 00:48:03,172 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-23 00:48:03,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 00:48:03,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 00:48:03,172 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 00:48:03,172 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 00:48:04,064 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 00:48:04,064 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 00:48:04,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:48:04 BoogieIcfgContainer [2018-11-23 00:48:04,065 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 00:48:04,066 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 00:48:04,066 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 00:48:04,069 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 00:48:04,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 12:48:02" (1/3) ... [2018-11-23 00:48:04,070 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44fe9526 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:48:04, skipping insertion in model container [2018-11-23 00:48:04,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:03" (2/3) ... [2018-11-23 00:48:04,070 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44fe9526 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:48:04, skipping insertion in model container [2018-11-23 00:48:04,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:48:04" (3/3) ... [2018-11-23 00:48:04,072 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label49_true-unreach-call.c [2018-11-23 00:48:04,081 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 00:48:04,089 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 00:48:04,104 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 00:48:04,132 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 00:48:04,133 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 00:48:04,133 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 00:48:04,133 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 00:48:04,133 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 00:48:04,133 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 00:48:04,133 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 00:48:04,133 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 00:48:04,133 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 00:48:04,153 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2018-11-23 00:48:04,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 00:48:04,158 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:48:04,159 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 00:48:04,161 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:48:04,166 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:48:04,166 INFO L82 PathProgramCache]: Analyzing trace with hash -1605828193, now seen corresponding path program 1 times [2018-11-23 00:48:04,168 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:48:04,168 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:48:04,206 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:48:04,206 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:48:04,206 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:48:04,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:48:04,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:48:04,365 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:48:04,365 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 00:48:04,368 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 00:48:04,376 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 00:48:04,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 00:48:04,378 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 3 states. [2018-11-23 00:48:05,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:48:05,004 INFO L93 Difference]: Finished difference Result 571 states and 989 transitions. [2018-11-23 00:48:05,004 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 00:48:05,005 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2018-11-23 00:48:05,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:48:05,017 INFO L225 Difference]: With dead ends: 571 [2018-11-23 00:48:05,017 INFO L226 Difference]: Without dead ends: 354 [2018-11-23 00:48:05,022 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 00:48:05,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2018-11-23 00:48:05,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 354. [2018-11-23 00:48:05,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 354 states. [2018-11-23 00:48:05,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 607 transitions. [2018-11-23 00:48:05,066 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 607 transitions. Word has length 28 [2018-11-23 00:48:05,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:48:05,066 INFO L480 AbstractCegarLoop]: Abstraction has 354 states and 607 transitions. [2018-11-23 00:48:05,066 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 00:48:05,066 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 607 transitions. [2018-11-23 00:48:05,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-23 00:48:05,070 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:48:05,070 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 00:48:05,071 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:48:05,071 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:48:05,071 INFO L82 PathProgramCache]: Analyzing trace with hash -351220503, now seen corresponding path program 1 times [2018-11-23 00:48:05,071 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:48:05,071 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:48:05,072 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:48:05,073 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:48:05,073 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:48:05,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:48:05,215 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:48:05,215 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:48:05,215 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 00:48:05,217 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 00:48:05,217 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 00:48:05,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 00:48:05,217 INFO L87 Difference]: Start difference. First operand 354 states and 607 transitions. Second operand 6 states. [2018-11-23 00:48:05,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:48:05,841 INFO L93 Difference]: Finished difference Result 861 states and 1501 transitions. [2018-11-23 00:48:05,841 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 00:48:05,841 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 101 [2018-11-23 00:48:05,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:48:05,844 INFO L225 Difference]: With dead ends: 861 [2018-11-23 00:48:05,844 INFO L226 Difference]: Without dead ends: 513 [2018-11-23 00:48:05,846 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 00:48:05,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 513 states. [2018-11-23 00:48:05,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 513 to 505. [2018-11-23 00:48:05,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 505 states. [2018-11-23 00:48:05,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 505 states and 828 transitions. [2018-11-23 00:48:05,871 INFO L78 Accepts]: Start accepts. Automaton has 505 states and 828 transitions. Word has length 101 [2018-11-23 00:48:05,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:48:05,871 INFO L480 AbstractCegarLoop]: Abstraction has 505 states and 828 transitions. [2018-11-23 00:48:05,871 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 00:48:05,871 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 828 transitions. [2018-11-23 00:48:05,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 00:48:05,873 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:48:05,873 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 00:48:05,873 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:48:05,873 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:48:05,873 INFO L82 PathProgramCache]: Analyzing trace with hash 788107453, now seen corresponding path program 1 times [2018-11-23 00:48:05,873 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:48:05,873 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:48:05,874 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:48:05,874 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:48:05,874 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:48:05,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:48:05,956 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:48:05,956 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:48:05,956 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 00:48:05,957 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 00:48:05,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 00:48:05,957 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 00:48:05,957 INFO L87 Difference]: Start difference. First operand 505 states and 828 transitions. Second operand 4 states. [2018-11-23 00:48:06,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:48:06,631 INFO L93 Difference]: Finished difference Result 1731 states and 2980 transitions. [2018-11-23 00:48:06,632 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 00:48:06,632 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 107 [2018-11-23 00:48:06,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:48:06,638 INFO L225 Difference]: With dead ends: 1731 [2018-11-23 00:48:06,639 INFO L226 Difference]: Without dead ends: 1232 [2018-11-23 00:48:06,642 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 00:48:06,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1232 states. [2018-11-23 00:48:06,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1232 to 1232. [2018-11-23 00:48:06,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1232 states. [2018-11-23 00:48:06,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 1232 states and 1861 transitions. [2018-11-23 00:48:06,685 INFO L78 Accepts]: Start accepts. Automaton has 1232 states and 1861 transitions. Word has length 107 [2018-11-23 00:48:06,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:48:06,686 INFO L480 AbstractCegarLoop]: Abstraction has 1232 states and 1861 transitions. [2018-11-23 00:48:06,686 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 00:48:06,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 1861 transitions. [2018-11-23 00:48:06,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-23 00:48:06,691 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:48:06,692 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 00:48:06,692 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:48:06,692 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:48:06,692 INFO L82 PathProgramCache]: Analyzing trace with hash 58557854, now seen corresponding path program 1 times [2018-11-23 00:48:06,692 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:48:06,692 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:48:06,693 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:48:06,693 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:48:06,693 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:48:06,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:48:06,885 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:48:06,885 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:48:06,885 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 00:48:06,886 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 00:48:06,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 00:48:06,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 00:48:06,886 INFO L87 Difference]: Start difference. First operand 1232 states and 1861 transitions. Second operand 6 states. [2018-11-23 00:48:07,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:48:07,620 INFO L93 Difference]: Finished difference Result 2741 states and 4102 transitions. [2018-11-23 00:48:07,622 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 00:48:07,622 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 164 [2018-11-23 00:48:07,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:48:07,629 INFO L225 Difference]: With dead ends: 2741 [2018-11-23 00:48:07,629 INFO L226 Difference]: Without dead ends: 1515 [2018-11-23 00:48:07,635 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 00:48:07,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1515 states. [2018-11-23 00:48:07,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1515 to 1477. [2018-11-23 00:48:07,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1477 states. [2018-11-23 00:48:07,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1477 states to 1477 states and 2026 transitions. [2018-11-23 00:48:07,672 INFO L78 Accepts]: Start accepts. Automaton has 1477 states and 2026 transitions. Word has length 164 [2018-11-23 00:48:07,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:48:07,673 INFO L480 AbstractCegarLoop]: Abstraction has 1477 states and 2026 transitions. [2018-11-23 00:48:07,673 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 00:48:07,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1477 states and 2026 transitions. [2018-11-23 00:48:07,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-23 00:48:07,676 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:48:07,676 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 00:48:07,676 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:48:07,677 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:48:07,677 INFO L82 PathProgramCache]: Analyzing trace with hash 1560592178, now seen corresponding path program 1 times [2018-11-23 00:48:07,677 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:48:07,677 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:48:07,678 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:48:07,678 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:48:07,678 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:48:07,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:48:07,824 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:48:07,824 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 00:48:07,824 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 00:48:07,825 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 00:48:07,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 00:48:07,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 00:48:07,825 INFO L87 Difference]: Start difference. First operand 1477 states and 2026 transitions. Second operand 6 states. [2018-11-23 00:48:08,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:48:08,494 INFO L93 Difference]: Finished difference Result 3528 states and 4989 transitions. [2018-11-23 00:48:08,495 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 00:48:08,495 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 170 [2018-11-23 00:48:08,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:48:08,500 INFO L225 Difference]: With dead ends: 3528 [2018-11-23 00:48:08,501 INFO L226 Difference]: Without dead ends: 2057 [2018-11-23 00:48:08,507 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 00:48:08,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2057 states. [2018-11-23 00:48:08,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2057 to 2041. [2018-11-23 00:48:08,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2041 states. [2018-11-23 00:48:08,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2041 states to 2041 states and 2698 transitions. [2018-11-23 00:48:08,579 INFO L78 Accepts]: Start accepts. Automaton has 2041 states and 2698 transitions. Word has length 170 [2018-11-23 00:48:08,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:48:08,579 INFO L480 AbstractCegarLoop]: Abstraction has 2041 states and 2698 transitions. [2018-11-23 00:48:08,579 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 00:48:08,580 INFO L276 IsEmpty]: Start isEmpty. Operand 2041 states and 2698 transitions. [2018-11-23 00:48:08,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-11-23 00:48:08,583 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:48:08,583 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 00:48:08,584 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:48:08,584 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:48:08,584 INFO L82 PathProgramCache]: Analyzing trace with hash -226216260, now seen corresponding path program 1 times [2018-11-23 00:48:08,584 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:48:08,584 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:48:08,585 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:48:08,585 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:48:08,585 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:48:08,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:48:08,725 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 43 proven. 5 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-11-23 00:48:08,726 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 00:48:08,726 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_135f45ae-8b4b-46d5-9ae9-51a066b67b01/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 00:48:08,733 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:48:08,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:48:08,807 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 00:48:08,920 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 119 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:48:08,946 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 00:48:08,946 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 11 [2018-11-23 00:48:08,946 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-23 00:48:08,947 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-23 00:48:08,947 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2018-11-23 00:48:08,947 INFO L87 Difference]: Start difference. First operand 2041 states and 2698 transitions. Second operand 11 states. [2018-11-23 00:48:10,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:48:10,532 INFO L93 Difference]: Finished difference Result 5250 states and 7150 transitions. [2018-11-23 00:48:10,533 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-11-23 00:48:10,533 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 243 [2018-11-23 00:48:10,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:48:10,538 INFO L225 Difference]: With dead ends: 5250 [2018-11-23 00:48:10,538 INFO L226 Difference]: Without dead ends: 1633 [2018-11-23 00:48:10,545 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 275 GetRequests, 250 SyntacticMatches, 3 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=148, Invalid=404, Unknown=0, NotChecked=0, Total=552 [2018-11-23 00:48:10,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1633 states. [2018-11-23 00:48:10,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1633 to 1192. [2018-11-23 00:48:10,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1192 states. [2018-11-23 00:48:10,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 1192 states and 1352 transitions. [2018-11-23 00:48:10,566 INFO L78 Accepts]: Start accepts. Automaton has 1192 states and 1352 transitions. Word has length 243 [2018-11-23 00:48:10,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:48:10,567 INFO L480 AbstractCegarLoop]: Abstraction has 1192 states and 1352 transitions. [2018-11-23 00:48:10,567 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-23 00:48:10,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1352 transitions. [2018-11-23 00:48:10,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-11-23 00:48:10,571 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:48:10,571 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 00:48:10,571 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:48:10,571 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:48:10,572 INFO L82 PathProgramCache]: Analyzing trace with hash -1054824384, now seen corresponding path program 1 times [2018-11-23 00:48:10,572 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:48:10,572 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:48:10,572 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:48:10,573 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:48:10,573 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:48:10,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:48:10,979 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 120 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:48:10,979 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 00:48:10,979 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_135f45ae-8b4b-46d5-9ae9-51a066b67b01/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 00:48:10,986 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:48:11,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:48:11,039 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 00:48:11,238 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 2 proven. 43 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-23 00:48:11,254 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 00:48:11,254 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 6] total 17 [2018-11-23 00:48:11,255 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-11-23 00:48:11,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-11-23 00:48:11,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=197, Unknown=0, NotChecked=0, Total=272 [2018-11-23 00:48:11,255 INFO L87 Difference]: Start difference. First operand 1192 states and 1352 transitions. Second operand 17 states. [2018-11-23 00:48:13,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:48:13,554 INFO L93 Difference]: Finished difference Result 2758 states and 3175 transitions. [2018-11-23 00:48:13,555 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-11-23 00:48:13,555 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 257 [2018-11-23 00:48:13,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:48:13,560 INFO L225 Difference]: With dead ends: 2758 [2018-11-23 00:48:13,560 INFO L226 Difference]: Without dead ends: 1425 [2018-11-23 00:48:13,563 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 295 GetRequests, 261 SyntacticMatches, 3 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 212 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=305, Invalid=751, Unknown=0, NotChecked=0, Total=1056 [2018-11-23 00:48:13,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1425 states. [2018-11-23 00:48:13,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1425 to 1195. [2018-11-23 00:48:13,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1195 states. [2018-11-23 00:48:13,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 1195 states and 1340 transitions. [2018-11-23 00:48:13,595 INFO L78 Accepts]: Start accepts. Automaton has 1195 states and 1340 transitions. Word has length 257 [2018-11-23 00:48:13,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:48:13,595 INFO L480 AbstractCegarLoop]: Abstraction has 1195 states and 1340 transitions. [2018-11-23 00:48:13,595 INFO L481 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-11-23 00:48:13,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1340 transitions. [2018-11-23 00:48:13,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-23 00:48:13,599 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:48:13,599 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 00:48:13,600 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:48:13,600 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:48:13,600 INFO L82 PathProgramCache]: Analyzing trace with hash -2088165964, now seen corresponding path program 1 times [2018-11-23 00:48:13,600 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:48:13,600 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:48:13,601 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:48:13,601 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:48:13,601 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:48:13,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:48:13,817 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 6 proven. 42 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-11-23 00:48:13,817 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 00:48:13,817 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_135f45ae-8b4b-46d5-9ae9-51a066b67b01/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 00:48:13,824 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:48:13,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:48:13,866 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 00:48:13,915 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-23 00:48:13,930 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 00:48:13,930 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2018-11-23 00:48:13,931 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 00:48:13,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 00:48:13,931 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2018-11-23 00:48:13,931 INFO L87 Difference]: Start difference. First operand 1195 states and 1340 transitions. Second operand 10 states. [2018-11-23 00:48:16,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:48:16,043 INFO L93 Difference]: Finished difference Result 5569 states and 6550 transitions. [2018-11-23 00:48:16,044 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-23 00:48:16,044 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 279 [2018-11-23 00:48:16,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:48:16,056 INFO L225 Difference]: With dead ends: 5569 [2018-11-23 00:48:16,056 INFO L226 Difference]: Without dead ends: 4377 [2018-11-23 00:48:16,059 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 322 GetRequests, 298 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 136 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=156, Invalid=494, Unknown=0, NotChecked=0, Total=650 [2018-11-23 00:48:16,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4377 states. [2018-11-23 00:48:16,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4377 to 3056. [2018-11-23 00:48:16,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3056 states. [2018-11-23 00:48:16,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3056 states to 3056 states and 3385 transitions. [2018-11-23 00:48:16,146 INFO L78 Accepts]: Start accepts. Automaton has 3056 states and 3385 transitions. Word has length 279 [2018-11-23 00:48:16,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:48:16,146 INFO L480 AbstractCegarLoop]: Abstraction has 3056 states and 3385 transitions. [2018-11-23 00:48:16,146 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 00:48:16,146 INFO L276 IsEmpty]: Start isEmpty. Operand 3056 states and 3385 transitions. [2018-11-23 00:48:16,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-11-23 00:48:16,153 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:48:16,153 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 00:48:16,153 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:48:16,153 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:48:16,153 INFO L82 PathProgramCache]: Analyzing trace with hash 1534802932, now seen corresponding path program 1 times [2018-11-23 00:48:16,154 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:48:16,154 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:48:16,154 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:48:16,154 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:48:16,154 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:48:16,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:48:16,487 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 140 proven. 138 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 00:48:16,487 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 00:48:16,487 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_135f45ae-8b4b-46d5-9ae9-51a066b67b01/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 00:48:16,493 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:48:16,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:48:16,537 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 00:48:16,692 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 209 proven. 2 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-23 00:48:16,707 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 00:48:16,707 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 5] total 16 [2018-11-23 00:48:16,708 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-23 00:48:16,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-23 00:48:16,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2018-11-23 00:48:16,708 INFO L87 Difference]: Start difference. First operand 3056 states and 3385 transitions. Second operand 16 states. [2018-11-23 00:48:21,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:48:21,260 INFO L93 Difference]: Finished difference Result 7669 states and 9483 transitions. [2018-11-23 00:48:21,260 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2018-11-23 00:48:21,260 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 288 [2018-11-23 00:48:21,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:48:21,278 INFO L225 Difference]: With dead ends: 7669 [2018-11-23 00:48:21,278 INFO L226 Difference]: Without dead ends: 4619 [2018-11-23 00:48:21,286 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 386 GetRequests, 319 SyntacticMatches, 2 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1377 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=742, Invalid=3680, Unknown=0, NotChecked=0, Total=4422 [2018-11-23 00:48:21,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4619 states. [2018-11-23 00:48:21,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4619 to 4091. [2018-11-23 00:48:21,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4091 states. [2018-11-23 00:48:21,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4091 states to 4091 states and 4514 transitions. [2018-11-23 00:48:21,414 INFO L78 Accepts]: Start accepts. Automaton has 4091 states and 4514 transitions. Word has length 288 [2018-11-23 00:48:21,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:48:21,414 INFO L480 AbstractCegarLoop]: Abstraction has 4091 states and 4514 transitions. [2018-11-23 00:48:21,414 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-23 00:48:21,414 INFO L276 IsEmpty]: Start isEmpty. Operand 4091 states and 4514 transitions. [2018-11-23 00:48:21,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-11-23 00:48:21,422 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 00:48:21,422 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 00:48:21,422 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 00:48:21,423 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:48:21,423 INFO L82 PathProgramCache]: Analyzing trace with hash -420751923, now seen corresponding path program 1 times [2018-11-23 00:48:21,423 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 00:48:21,423 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 00:48:21,424 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:48:21,424 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:48:21,424 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 00:48:21,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:48:21,770 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 215 proven. 75 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 00:48:21,770 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 00:48:21,771 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_135f45ae-8b4b-46d5-9ae9-51a066b67b01/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 00:48:21,781 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 00:48:21,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:48:21,849 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 00:48:22,154 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 16 [2018-11-23 00:48:22,248 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2018-11-23 00:48:22,273 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 00:48:22,273 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2018-11-23 00:48:22,274 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-23 00:48:22,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-23 00:48:22,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2018-11-23 00:48:22,274 INFO L87 Difference]: Start difference. First operand 4091 states and 4514 transitions. Second operand 13 states. [2018-11-23 00:48:31,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 00:48:31,278 INFO L93 Difference]: Finished difference Result 9075 states and 10447 transitions. [2018-11-23 00:48:31,278 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2018-11-23 00:48:31,278 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 301 [2018-11-23 00:48:31,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 00:48:31,279 INFO L225 Difference]: With dead ends: 9075 [2018-11-23 00:48:31,279 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 00:48:31,290 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 380 GetRequests, 331 SyntacticMatches, 2 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 676 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=444, Invalid=1908, Unknown=0, NotChecked=0, Total=2352 [2018-11-23 00:48:31,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 00:48:31,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 00:48:31,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 00:48:31,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 00:48:31,291 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 301 [2018-11-23 00:48:31,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 00:48:31,291 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 00:48:31,291 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-23 00:48:31,291 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 00:48:31,291 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 00:48:31,294 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 00:48:31,324 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,328 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,336 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,409 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,426 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,479 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,499 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,499 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,564 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,564 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,565 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,565 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,585 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,722 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,755 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,772 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,810 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,931 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,977 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:31,983 WARN L180 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 443 DAG size of output: 348 [2018-11-23 00:48:31,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:32,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:32,022 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:32,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:32,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:32,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:32,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:32,100 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:32,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:32,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:32,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:32,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:32,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:32,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:32,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:32,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:32,257 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:32,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:32,266 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:32,279 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:32,310 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:32,352 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:32,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:32,407 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:32,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:32,415 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:32,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:32,447 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 00:48:32,452 WARN L180 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 443 DAG size of output: 348 [2018-11-23 00:48:33,716 WARN L180 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 250 DAG size of output: 87 [2018-11-23 00:48:45,301 WARN L180 SmtUtils]: Spent 11.58 s on a formula simplification. DAG size of input: 353 DAG size of output: 84 [2018-11-23 00:48:53,533 WARN L180 SmtUtils]: Spent 8.23 s on a formula simplification. DAG size of input: 353 DAG size of output: 84 [2018-11-23 00:48:53,535 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 00:48:53,535 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a19~0 |old(~a19~0)|) (= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|)) [2018-11-23 00:48:53,535 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 00:48:53,535 INFO L448 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-11-23 00:48:53,535 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,535 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,535 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,535 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,535 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,535 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,535 INFO L448 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-11-23 00:48:53,535 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-11-23 00:48:53,535 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-23 00:48:53,535 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-23 00:48:53,535 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-23 00:48:53,535 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-23 00:48:53,535 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-23 00:48:53,535 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-23 00:48:53,535 INFO L448 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-11-23 00:48:53,536 INFO L448 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-11-23 00:48:53,536 INFO L448 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-11-23 00:48:53,536 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,536 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,536 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,536 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,536 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,536 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-11-23 00:48:53,536 INFO L448 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-11-23 00:48:53,536 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-11-23 00:48:53,536 INFO L448 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-11-23 00:48:53,536 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-23 00:48:53,536 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-23 00:48:53,536 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-23 00:48:53,536 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-23 00:48:53,536 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-23 00:48:53,536 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-11-23 00:48:53,536 INFO L448 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-11-23 00:48:53,536 INFO L448 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-11-23 00:48:53,537 INFO L448 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-11-23 00:48:53,537 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-11-23 00:48:53,537 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,537 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,537 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,537 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,537 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,537 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-11-23 00:48:53,537 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-23 00:48:53,537 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-23 00:48:53,537 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-23 00:48:53,537 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-23 00:48:53,538 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-23 00:48:53,538 INFO L448 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-11-23 00:48:53,538 INFO L448 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-11-23 00:48:53,538 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-11-23 00:48:53,538 INFO L448 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-11-23 00:48:53,538 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,538 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,538 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,538 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,538 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,538 INFO L448 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-11-23 00:48:53,538 INFO L448 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-11-23 00:48:53,538 INFO L448 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-11-23 00:48:53,538 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-23 00:48:53,538 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-23 00:48:53,538 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-23 00:48:53,539 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-23 00:48:53,539 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-23 00:48:53,539 INFO L448 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-11-23 00:48:53,539 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-11-23 00:48:53,539 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-11-23 00:48:53,539 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-11-23 00:48:53,539 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-11-23 00:48:53,539 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,539 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,539 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,539 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,539 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,539 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-23 00:48:53,539 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-23 00:48:53,539 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-23 00:48:53,540 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-23 00:48:53,540 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-23 00:48:53,540 INFO L448 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-11-23 00:48:53,540 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-11-23 00:48:53,540 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-11-23 00:48:53,540 INFO L448 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-11-23 00:48:53,540 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,540 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,540 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,540 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,540 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,540 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,540 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,540 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-11-23 00:48:53,540 INFO L448 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-11-23 00:48:53,540 INFO L448 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-11-23 00:48:53,541 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-11-23 00:48:53,541 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-23 00:48:53,541 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-23 00:48:53,541 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-23 00:48:53,541 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-23 00:48:53,541 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-23 00:48:53,541 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-11-23 00:48:53,541 INFO L448 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-11-23 00:48:53,541 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-11-23 00:48:53,541 INFO L448 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-11-23 00:48:53,541 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,541 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,541 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,541 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,542 INFO L448 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-23 00:48:53,542 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,542 INFO L448 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,542 INFO L448 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-11-23 00:48:53,542 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-11-23 00:48:53,542 INFO L448 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-11-23 00:48:53,542 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-23 00:48:53,542 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-23 00:48:53,542 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-23 00:48:53,542 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-23 00:48:53,542 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-23 00:48:53,542 INFO L448 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-23 00:48:53,542 INFO L448 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-11-23 00:48:53,542 INFO L448 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-11-23 00:48:53,542 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-11-23 00:48:53,543 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-11-23 00:48:53,543 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,543 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,543 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,543 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,543 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,543 INFO L448 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,543 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-11-23 00:48:53,543 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-11-23 00:48:53,543 INFO L448 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-11-23 00:48:53,543 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-23 00:48:53,543 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-23 00:48:53,543 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-23 00:48:53,543 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-23 00:48:53,544 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-23 00:48:53,544 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-23 00:48:53,544 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-11-23 00:48:53,544 INFO L448 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-11-23 00:48:53,544 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse8 (= ~a1~0 |old(~a1~0)|)) (.cse11 (= ~a19~0 |old(~a19~0)|)) (.cse0 (= 4 |old(~a10~0)|)) (.cse9 (= 10 |old(~a19~0)|)) (.cse12 (= |old(~a10~0)| ~a10~0)) (.cse16 (= 2 |old(~a10~0)|)) (.cse15 (= 8 |old(~a19~0)|))) (let ((.cse7 (= 1 |old(~a10~0)|)) (.cse5 (= 0 |old(~a10~0)|)) (.cse10 (not .cse15)) (.cse14 (not .cse16)) (.cse1 (< 8 |old(~a19~0)|)) (.cse17 (and (= |old(~a19~0)| ~a19~0) .cse12)) (.cse18 (or .cse0 .cse9 .cse15)) (.cse13 (<= |old(~a1~0)| 218)) (.cse2 (forall ((v_prenex_4 Int)) (let ((.cse20 (* 9 v_prenex_4))) (let ((.cse19 (div .cse20 10))) (or (< .cse19 0) (< (+ (mod .cse19 25) 12) |old(~a1~0)|) (< .cse20 0)))))) (.cse3 (not (= 14 ~a4~0))) (.cse4 (not (= 0 ~a12~0))) (.cse6 (and .cse8 .cse11 .cse12))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (or .cse0 .cse8 (< 0 (+ |old(~a1~0)| 437977)) .cse9 .cse3 .cse4 .cse7) (or .cse10 .cse3 .cse4 (and (< 218 ~a1~0) .cse11 .cse12) .cse13 .cse14) (or (and .cse11 .cse12 .cse8) (or (not .cse7) .cse3 .cse4 .cse15)) (or (or .cse0 .cse9 .cse3 .cse4 .cse16 .cse15) .cse6 .cse5) (or .cse6 .cse3 .cse4 (not (= 9 |old(~a19~0)|)) .cse16) (or .cse10 (< |old(~a1~0)| 592098) .cse3 (<= 592098 ~a1~0) .cse4 .cse14) (or .cse1 .cse17 .cse15) (or .cse1 .cse16 .cse17) (or .cse18 .cse2 .cse3 .cse4 .cse6) (or (or .cse18 .cse3 .cse4 .cse13) (and (and .cse11 .cse12) .cse8)) (or .cse0 .cse2 .cse3 .cse4 .cse16 .cse15 .cse6)))) [2018-11-23 00:48:53,544 INFO L448 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-11-23 00:48:53,544 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-11-23 00:48:53,544 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-11-23 00:48:53,544 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,544 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,544 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,545 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,545 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,545 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,545 INFO L448 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-11-23 00:48:53,545 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-23 00:48:53,545 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-23 00:48:53,545 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-23 00:48:53,545 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-23 00:48:53,545 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-23 00:48:53,545 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-23 00:48:53,545 INFO L448 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-11-23 00:48:53,545 INFO L448 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-11-23 00:48:53,545 INFO L448 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-11-23 00:48:53,545 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-11-23 00:48:53,546 INFO L448 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-11-23 00:48:53,546 INFO L448 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-11-23 00:48:53,546 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,546 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,546 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,546 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,546 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,546 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,546 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-11-23 00:48:53,546 INFO L448 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-11-23 00:48:53,546 INFO L448 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-11-23 00:48:53,546 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-23 00:48:53,546 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-23 00:48:53,546 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-23 00:48:53,546 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-23 00:48:53,546 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-23 00:48:53,547 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-23 00:48:53,547 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 70) no Hoare annotation was computed. [2018-11-23 00:48:53,547 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-11-23 00:48:53,547 INFO L448 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-11-23 00:48:53,547 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-11-23 00:48:53,547 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,547 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,547 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,547 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,547 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,547 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2018-11-23 00:48:53,547 INFO L448 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-11-23 00:48:53,547 INFO L448 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-11-23 00:48:53,547 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-11-23 00:48:53,548 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-23 00:48:53,548 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-23 00:48:53,548 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-23 00:48:53,548 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-23 00:48:53,548 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-23 00:48:53,548 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-23 00:48:53,548 INFO L448 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-11-23 00:48:53,548 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-11-23 00:48:53,548 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-11-23 00:48:53,548 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 00:48:53,548 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 23 ~a1~0) (not (= ~a19~0 10)) (not (= ~a19~0 8)) (= ~a12~0 0) (exists ((v_prenex_4 Int)) (let ((.cse1 (* 9 v_prenex_4))) (let ((.cse0 (div .cse1 10))) (and (<= ~a1~0 (+ (mod .cse0 25) 12)) (<= 0 .cse0) (<= 0 .cse1))))) (not (= ~a10~0 1)) (= ~a4~0 14) (not (= ~a10~0 4)) (not (= 2 ~a10~0))) [2018-11-23 00:48:53,548 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 00:48:53,549 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 00:48:53,549 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (= 4 |old(~a10~0)|) (and (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= |old(~a10~0)| ~a10~0)) (< |old(~a1~0)| 23) (= 10 |old(~a19~0)|) (forall ((v_prenex_4 Int)) (let ((.cse1 (* 9 v_prenex_4))) (let ((.cse0 (div .cse1 10))) (or (< .cse0 0) (< (+ (mod .cse0 25) 12) |old(~a1~0)|) (< .cse1 0))))) (not (= 14 ~a4~0)) (not (= 0 ~a12~0)) (= 2 |old(~a10~0)|) (= 8 |old(~a19~0)|) (= 1 |old(~a10~0)|)) [2018-11-23 00:48:53,549 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-11-23 00:48:53,549 INFO L444 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (let ((.cse10 (not (= ~a19~0 8))) (.cse8 (= 9 |old(~a19~0)|)) (.cse3 (not (= ~a10~0 4)))) (let ((.cse6 (and (not (= ~a19~0 10)) .cse10 (= ~a12~0 0) .cse8 .cse3)) (.cse7 (< 218 ~a1~0)) (.cse9 (and (= 8 ~a19~0) (= |old(~a19~0)| 9))) (.cse2 (<= ~a19~0 8)) (.cse5 (exists ((v_prenex_4 Int)) (let ((.cse12 (* 9 v_prenex_4))) (let ((.cse11 (div .cse12 10))) (and (<= ~a1~0 (+ (mod .cse11 25) 12)) (<= 0 .cse11) (<= 0 .cse12)))))) (.cse4 (not (= 2 ~a10~0)))) (or (< |old(~a1~0)| 23) (forall ((v_prenex_4 Int)) (let ((.cse1 (* 9 v_prenex_4))) (let ((.cse0 (div .cse1 10))) (or (< .cse0 0) (< (+ (mod .cse0 25) 12) |old(~a1~0)|) (< .cse1 0))))) (and (= |old(~a19~0)| ~a19~0) .cse2 (not (= ~a10~0 1)) .cse3 .cse4) (not (= 0 ~a12~0)) (and .cse5 .cse6) (and .cse7 .cse6) (and .cse2 .cse8 .cse4) (= 4 |old(~a10~0)|) (and .cse5 .cse9) (and .cse7 .cse9) (and (and .cse8 .cse4) (= 9 ~a19~0)) (and (= ~a10~0 |old(~a10~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a1~0 |old(~a1~0)|)) (and (= 1 ~a10~0) .cse8) (= 2 |old(~a10~0)|) (= 1 |old(~a10~0)|) (= 10 |old(~a19~0)|) (not (= 14 ~a4~0)) (= 8 |old(~a19~0)|) (and .cse2 .cse10 .cse8) (and .cse5 .cse8 .cse3 .cse4)))) [2018-11-23 00:48:53,549 INFO L448 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-11-23 00:48:53,549 INFO L448 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-11-23 00:48:53,549 INFO L444 ceAbstractionStarter]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse10 (not (= ~a19~0 8))) (.cse8 (= 9 |old(~a19~0)|)) (.cse3 (not (= ~a10~0 4)))) (let ((.cse6 (and (not (= ~a19~0 10)) .cse10 (= ~a12~0 0) .cse8 .cse3)) (.cse7 (< 218 ~a1~0)) (.cse9 (and (= 8 ~a19~0) (= |old(~a19~0)| 9))) (.cse2 (<= ~a19~0 8)) (.cse5 (exists ((v_prenex_4 Int)) (let ((.cse12 (* 9 v_prenex_4))) (let ((.cse11 (div .cse12 10))) (and (<= ~a1~0 (+ (mod .cse11 25) 12)) (<= 0 .cse11) (<= 0 .cse12)))))) (.cse4 (not (= 2 ~a10~0)))) (or (< |old(~a1~0)| 23) (forall ((v_prenex_4 Int)) (let ((.cse1 (* 9 v_prenex_4))) (let ((.cse0 (div .cse1 10))) (or (< .cse0 0) (< (+ (mod .cse0 25) 12) |old(~a1~0)|) (< .cse1 0))))) (and (= |old(~a19~0)| ~a19~0) .cse2 (not (= ~a10~0 1)) .cse3 .cse4) (not (= 0 ~a12~0)) (and .cse5 .cse6) (and .cse7 .cse6) (and .cse2 .cse8 .cse4) (= 4 |old(~a10~0)|) (and .cse5 .cse9) (and .cse7 .cse9) (and (and .cse8 .cse4) (= 9 ~a19~0)) (and (= ~a10~0 |old(~a10~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a1~0 |old(~a1~0)|)) (and (= 1 ~a10~0) .cse8) (= 2 |old(~a10~0)|) (= 1 |old(~a10~0)|) (= 10 |old(~a19~0)|) (not (= 14 ~a4~0)) (= 8 |old(~a19~0)|) (and .cse2 .cse10 .cse8) (and .cse5 .cse8 .cse3 .cse4)))) [2018-11-23 00:48:53,550 INFO L448 ceAbstractionStarter]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2018-11-23 00:48:53,556 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,556 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,557 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,557 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,557 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,558 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,558 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,558 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,558 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,559 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,559 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,559 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,566 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,567 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,567 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,567 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,568 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,568 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,568 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,568 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,568 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,569 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,569 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,569 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 12:48:53 BoogieIcfgContainer [2018-11-23 00:48:53,572 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 00:48:53,572 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 00:48:53,572 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 00:48:53,573 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 00:48:53,573 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:48:04" (3/4) ... [2018-11-23 00:48:53,578 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 00:48:53,586 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 00:48:53,587 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-23 00:48:53,587 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 00:48:53,598 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-23 00:48:53,598 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 00:48:53,624 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((\old(a1) < 23 || (forall v_prenex_4 : int :: (9 * v_prenex_4 / 10 < 0 || 9 * v_prenex_4 / 10 % 25 + 12 < \old(a1)) || 9 * v_prenex_4 < 0)) || ((((\old(a19) == a19 && a19 <= 8) && !(a10 == 1)) && !(a10 == 4)) && !(2 == a10))) || !(0 == a12)) || ((\exists v_prenex_4 : int :: (a1 <= 9 * v_prenex_4 / 10 % 25 + 12 && 0 <= 9 * v_prenex_4 / 10) && 0 <= 9 * v_prenex_4) && (((!(a19 == 10) && !(a19 == 8)) && a12 == 0) && 9 == \old(a19)) && !(a10 == 4))) || (218 < a1 && (((!(a19 == 10) && !(a19 == 8)) && a12 == 0) && 9 == \old(a19)) && !(a10 == 4))) || ((a19 <= 8 && 9 == \old(a19)) && !(2 == a10))) || 4 == \old(a10)) || ((\exists v_prenex_4 : int :: (a1 <= 9 * v_prenex_4 / 10 % 25 + 12 && 0 <= 9 * v_prenex_4 / 10) && 0 <= 9 * v_prenex_4) && 8 == a19 && \old(a19) == 9)) || (218 < a1 && 8 == a19 && \old(a19) == 9)) || ((9 == \old(a19) && !(2 == a10)) && 9 == a19)) || ((a10 == \old(a10) && a19 == \old(a19)) && a1 == \old(a1))) || (1 == a10 && 9 == \old(a19))) || 2 == \old(a10)) || 1 == \old(a10)) || 10 == \old(a19)) || !(14 == a4)) || 8 == \old(a19)) || ((a19 <= 8 && !(a19 == 8)) && 9 == \old(a19))) || ((((\exists v_prenex_4 : int :: (a1 <= 9 * v_prenex_4 / 10 % 25 + 12 && 0 <= 9 * v_prenex_4 / 10) && 0 <= 9 * v_prenex_4) && 9 == \old(a19)) && !(a10 == 4)) && !(2 == a10)) [2018-11-23 00:48:53,713 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_135f45ae-8b4b-46d5-9ae9-51a066b67b01/bin-2019/uautomizer/witness.graphml [2018-11-23 00:48:53,713 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 00:48:53,714 INFO L168 Benchmark]: Toolchain (without parser) took 51077.78 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 864.6 MB). Free memory was 956.5 MB in the beginning and 1.4 GB in the end (delta: -442.5 MB). Peak memory consumption was 422.1 MB. Max. memory is 11.5 GB. [2018-11-23 00:48:53,714 INFO L168 Benchmark]: CDTParser took 0.14 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. [2018-11-23 00:48:53,714 INFO L168 Benchmark]: CACSL2BoogieTranslator took 365.21 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 918.8 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-23 00:48:53,715 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 918.8 MB in the beginning and 1.1 GB in the end (delta: -215.9 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2018-11-23 00:48:53,715 INFO L168 Benchmark]: Boogie Preprocessor took 52.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-23 00:48:53,715 INFO L168 Benchmark]: RCFGBuilder took 934.46 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: 102.1 MB). Peak memory consumption was 102.1 MB. Max. memory is 11.5 GB. [2018-11-23 00:48:53,715 INFO L168 Benchmark]: TraceAbstraction took 49506.57 ms. Allocated memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: 723.0 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -390.3 MB). Peak memory consumption was 877.4 MB. Max. memory is 11.5 GB. [2018-11-23 00:48:53,716 INFO L168 Benchmark]: Witness Printer took 140.71 ms. Allocated memory is still 1.9 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 20.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 11.5 GB. [2018-11-23 00:48:53,717 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 365.21 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 918.8 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 74.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 918.8 MB in the beginning and 1.1 GB in the end (delta: -215.9 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 934.46 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: 102.1 MB). Peak memory consumption was 102.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 49506.57 ms. Allocated memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: 723.0 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -390.3 MB). Peak memory consumption was 877.4 MB. Max. memory is 11.5 GB. * Witness Printer took 140.71 ms. Allocated memory is still 1.9 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 20.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 70]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 582]: Loop Invariant [2018-11-23 00:48:53,721 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,721 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,721 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,721 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,721 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,722 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,722 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,722 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,722 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,722 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,723 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,723 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,724 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,724 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,724 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,724 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,724 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,725 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,725 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,725 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,725 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,725 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,726 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] [2018-11-23 00:48:53,726 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_4,QUANTIFIED] Derived loop invariant: ((((((((((((((((((\old(a1) < 23 || (forall v_prenex_4 : int :: (9 * v_prenex_4 / 10 < 0 || 9 * v_prenex_4 / 10 % 25 + 12 < \old(a1)) || 9 * v_prenex_4 < 0)) || ((((\old(a19) == a19 && a19 <= 8) && !(a10 == 1)) && !(a10 == 4)) && !(2 == a10))) || !(0 == a12)) || ((\exists v_prenex_4 : int :: (a1 <= 9 * v_prenex_4 / 10 % 25 + 12 && 0 <= 9 * v_prenex_4 / 10) && 0 <= 9 * v_prenex_4) && (((!(a19 == 10) && !(a19 == 8)) && a12 == 0) && 9 == \old(a19)) && !(a10 == 4))) || (218 < a1 && (((!(a19 == 10) && !(a19 == 8)) && a12 == 0) && 9 == \old(a19)) && !(a10 == 4))) || ((a19 <= 8 && 9 == \old(a19)) && !(2 == a10))) || 4 == \old(a10)) || ((\exists v_prenex_4 : int :: (a1 <= 9 * v_prenex_4 / 10 % 25 + 12 && 0 <= 9 * v_prenex_4 / 10) && 0 <= 9 * v_prenex_4) && 8 == a19 && \old(a19) == 9)) || (218 < a1 && 8 == a19 && \old(a19) == 9)) || ((9 == \old(a19) && !(2 == a10)) && 9 == a19)) || ((a10 == \old(a10) && a19 == \old(a19)) && a1 == \old(a1))) || (1 == a10 && 9 == \old(a19))) || 2 == \old(a10)) || 1 == \old(a10)) || 10 == \old(a19)) || !(14 == a4)) || 8 == \old(a19)) || ((a19 <= 8 && !(a19 == 8)) && 9 == \old(a19))) || ((((\exists v_prenex_4 : int :: (a1 <= 9 * v_prenex_4 / 10 % 25 + 12 && 0 <= 9 * v_prenex_4 / 10) && 0 <= 9 * v_prenex_4) && 9 == \old(a19)) && !(a10 == 4)) && !(2 == a10)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. SAFE Result, 49.4s OverallTime, 10 OverallIterations, 4 TraceHistogramMax, 23.0s AutomataDifference, 0.0s DeadEndRemovalTime, 22.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 785 SDtfs, 11914 SDslu, 1790 SDs, 0 SdLazy, 26594 SolverSat, 4051 SolverUnsat, 3 SolverUnknown, 0 SolverNotchecked, 17.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1698 GetRequests, 1470 SyntacticMatches, 15 SemanticMatches, 213 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2506 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4091occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 10 MinimizatonAttempts, 2582 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 197 PreInvPairs, 387 NumberOfFragments, 1091 HoareAnnotationTreeSize, 197 FomulaSimplifications, 303567 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 95630 FormulaSimplificationTreeSizeReductionInter, 21.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 3306 NumberOfCodeBlocks, 3306 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 3291 ConstructedInterpolants, 24 QuantifiedInterpolants, 4755879 SizeOfPredicates, 9 NumberOfNonLiveVariables, 2316 ConjunctsInSsa, 35 ConjunctsInUnsatCore, 15 InterpolantComputations, 7 PerfectInterpolantSequences, 1730/2046 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...