./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/invert_string_true-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_8cd28892-0e07-4dd2-95b8-0814ea6a7a01/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8cd28892-0e07-4dd2-95b8-0814ea6a7a01/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8cd28892-0e07-4dd2-95b8-0814ea6a7a01/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8cd28892-0e07-4dd2-95b8-0814ea6a7a01/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/loops/invert_string_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_8cd28892-0e07-4dd2-95b8-0814ea6a7a01/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8cd28892-0e07-4dd2-95b8-0814ea6a7a01/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 60adf12976c621166b8ffd5e872004e7d6c30802 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 11:13:48,750 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 11:13:48,751 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 11:13:48,760 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 11:13:48,760 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 11:13:48,761 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 11:13:48,762 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 11:13:48,763 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 11:13:48,764 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 11:13:48,765 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 11:13:48,765 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 11:13:48,765 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 11:13:48,766 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 11:13:48,766 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 11:13:48,767 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 11:13:48,767 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 11:13:48,768 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 11:13:48,769 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 11:13:48,770 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 11:13:48,771 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 11:13:48,772 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 11:13:48,773 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 11:13:48,774 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 11:13:48,774 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 11:13:48,775 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 11:13:48,775 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 11:13:48,776 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 11:13:48,777 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 11:13:48,777 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 11:13:48,778 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 11:13:48,778 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 11:13:48,779 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 11:13:48,779 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 11:13:48,779 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 11:13:48,780 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 11:13:48,780 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 11:13:48,780 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8cd28892-0e07-4dd2-95b8-0814ea6a7a01/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 11:13:48,791 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 11:13:48,791 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 11:13:48,792 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 11:13:48,792 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 11:13:48,792 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 11:13:48,792 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 11:13:48,793 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 11:13:48,793 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 11:13:48,793 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 11:13:48,793 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 11:13:48,793 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 11:13:48,793 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 11:13:48,794 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 11:13:48,794 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 11:13:48,794 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 11:13:48,794 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 11:13:48,794 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 11:13:48,794 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 11:13:48,794 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 11:13:48,795 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 11:13:48,795 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 11:13:48,795 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 11:13:48,795 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 11:13:48,795 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 11:13:48,795 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 11:13:48,796 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 11:13:48,796 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 11:13:48,796 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 11:13:48,796 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 11:13:48,796 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 11:13:48,796 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_8cd28892-0e07-4dd2-95b8-0814ea6a7a01/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 -> 60adf12976c621166b8ffd5e872004e7d6c30802 [2018-11-28 11:13:48,824 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 11:13:48,833 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 11:13:48,836 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 11:13:48,837 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 11:13:48,837 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 11:13:48,838 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8cd28892-0e07-4dd2-95b8-0814ea6a7a01/bin-2019/uautomizer/../../sv-benchmarks/c/loops/invert_string_true-unreach-call_true-termination.i [2018-11-28 11:13:48,883 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8cd28892-0e07-4dd2-95b8-0814ea6a7a01/bin-2019/uautomizer/data/28b1adc9f/c89fbde78c534a7ab8467708bfe7542b/FLAGf55b7a24c [2018-11-28 11:13:49,282 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 11:13:49,282 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8cd28892-0e07-4dd2-95b8-0814ea6a7a01/sv-benchmarks/c/loops/invert_string_true-unreach-call_true-termination.i [2018-11-28 11:13:49,286 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8cd28892-0e07-4dd2-95b8-0814ea6a7a01/bin-2019/uautomizer/data/28b1adc9f/c89fbde78c534a7ab8467708bfe7542b/FLAGf55b7a24c [2018-11-28 11:13:49,297 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8cd28892-0e07-4dd2-95b8-0814ea6a7a01/bin-2019/uautomizer/data/28b1adc9f/c89fbde78c534a7ab8467708bfe7542b [2018-11-28 11:13:49,299 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 11:13:49,300 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 11:13:49,301 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 11:13:49,301 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 11:13:49,303 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 11:13:49,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:13:49" (1/1) ... [2018-11-28 11:13:49,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3375cb2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:49, skipping insertion in model container [2018-11-28 11:13:49,306 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:13:49" (1/1) ... [2018-11-28 11:13:49,311 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 11:13:49,322 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 11:13:49,432 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:13:49,435 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 11:13:49,450 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:13:49,464 INFO L195 MainTranslator]: Completed translation [2018-11-28 11:13:49,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:49 WrapperNode [2018-11-28 11:13:49,464 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 11:13:49,465 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 11:13:49,465 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 11:13:49,465 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 11:13:49,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:49" (1/1) ... [2018-11-28 11:13:49,475 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:49" (1/1) ... [2018-11-28 11:13:49,481 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 11:13:49,482 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 11:13:49,482 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 11:13:49,482 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 11:13:49,525 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:49" (1/1) ... [2018-11-28 11:13:49,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:49" (1/1) ... [2018-11-28 11:13:49,527 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:49" (1/1) ... [2018-11-28 11:13:49,527 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:49" (1/1) ... [2018-11-28 11:13:49,532 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:49" (1/1) ... [2018-11-28 11:13:49,535 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:49" (1/1) ... [2018-11-28 11:13:49,536 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:49" (1/1) ... [2018-11-28 11:13:49,537 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 11:13:49,537 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 11:13:49,538 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 11:13:49,538 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 11:13:49,538 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8cd28892-0e07-4dd2-95b8-0814ea6a7a01/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 [2018-11-28 11:13:49,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-28 11:13:49,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 11:13:49,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 11:13:49,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 11:13:49,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 11:13:49,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 11:13:49,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-28 11:13:49,576 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 11:13:49,577 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 11:13:49,577 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-28 11:13:49,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-28 11:13:49,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 11:13:49,727 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 11:13:49,727 INFO L280 CfgBuilder]: Removed 3 assue(true) statements. [2018-11-28 11:13:49,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:13:49 BoogieIcfgContainer [2018-11-28 11:13:49,727 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 11:13:49,728 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 11:13:49,728 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 11:13:49,731 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 11:13:49,731 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 11:13:49" (1/3) ... [2018-11-28 11:13:49,732 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63b0cfc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:13:49, skipping insertion in model container [2018-11-28 11:13:49,732 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:13:49" (2/3) ... [2018-11-28 11:13:49,732 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63b0cfc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:13:49, skipping insertion in model container [2018-11-28 11:13:49,732 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:13:49" (3/3) ... [2018-11-28 11:13:49,734 INFO L112 eAbstractionObserver]: Analyzing ICFG invert_string_true-unreach-call_true-termination.i [2018-11-28 11:13:49,743 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 11:13:49,749 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 11:13:49,761 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 11:13:49,780 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 11:13:49,781 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 11:13:49,781 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 11:13:49,781 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 11:13:49,781 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 11:13:49,781 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 11:13:49,781 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 11:13:49,781 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 11:13:49,781 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 11:13:49,792 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states. [2018-11-28 11:13:49,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-28 11:13:49,796 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:13:49,796 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:13:49,798 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:13:49,802 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:13:49,803 INFO L82 PathProgramCache]: Analyzing trace with hash 1778002988, now seen corresponding path program 1 times [2018-11-28 11:13:49,804 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:13:49,804 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:13:49,834 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:13:49,834 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:13:49,834 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:13:49,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:13:49,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:13:49,891 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:13:49,891 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 11:13:49,893 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 11:13:49,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 11:13:49,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 11:13:49,903 INFO L87 Difference]: Start difference. First operand 27 states. Second operand 2 states. [2018-11-28 11:13:49,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:13:49,918 INFO L93 Difference]: Finished difference Result 46 states and 57 transitions. [2018-11-28 11:13:49,918 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 11:13:49,919 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 15 [2018-11-28 11:13:49,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:13:49,925 INFO L225 Difference]: With dead ends: 46 [2018-11-28 11:13:49,925 INFO L226 Difference]: Without dead ends: 22 [2018-11-28 11:13:49,928 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 11:13:49,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2018-11-28 11:13:49,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2018-11-28 11:13:49,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2018-11-28 11:13:49,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 24 transitions. [2018-11-28 11:13:49,953 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 24 transitions. Word has length 15 [2018-11-28 11:13:49,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:13:49,953 INFO L480 AbstractCegarLoop]: Abstraction has 22 states and 24 transitions. [2018-11-28 11:13:49,953 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 11:13:49,953 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2018-11-28 11:13:49,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-28 11:13:49,954 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:13:49,954 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:13:49,954 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:13:49,954 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:13:49,954 INFO L82 PathProgramCache]: Analyzing trace with hash -262172122, now seen corresponding path program 1 times [2018-11-28 11:13:49,955 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:13:49,955 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:13:49,956 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:13:49,956 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:13:49,956 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:13:49,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:13:50,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:13:50,084 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:13:50,084 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 11:13:50,085 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 11:13:50,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 11:13:50,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 11:13:50,086 INFO L87 Difference]: Start difference. First operand 22 states and 24 transitions. Second operand 4 states. [2018-11-28 11:13:50,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:13:50,158 INFO L93 Difference]: Finished difference Result 34 states and 37 transitions. [2018-11-28 11:13:50,158 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 11:13:50,158 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 15 [2018-11-28 11:13:50,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:13:50,159 INFO L225 Difference]: With dead ends: 34 [2018-11-28 11:13:50,159 INFO L226 Difference]: Without dead ends: 23 [2018-11-28 11:13:50,160 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:13:50,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2018-11-28 11:13:50,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2018-11-28 11:13:50,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2018-11-28 11:13:50,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 25 transitions. [2018-11-28 11:13:50,165 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 25 transitions. Word has length 15 [2018-11-28 11:13:50,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:13:50,165 INFO L480 AbstractCegarLoop]: Abstraction has 23 states and 25 transitions. [2018-11-28 11:13:50,165 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 11:13:50,165 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2018-11-28 11:13:50,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-28 11:13:50,166 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:13:50,166 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:13:50,166 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:13:50,167 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:13:50,167 INFO L82 PathProgramCache]: Analyzing trace with hash 1485613060, now seen corresponding path program 1 times [2018-11-28 11:13:50,167 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:13:50,167 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:13:50,168 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:13:50,168 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:13:50,168 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:13:50,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:13:50,307 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:13:50,307 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:13:50,307 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8cd28892-0e07-4dd2-95b8-0814ea6a7a01/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 [2018-11-28 11:13:50,316 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:13:50,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:13:50,337 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:13:50,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 11:13:50,410 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 11:13:50,410 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2018-11-28 11:13:50,410 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 11:13:50,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 11:13:50,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-11-28 11:13:50,411 INFO L87 Difference]: Start difference. First operand 23 states and 25 transitions. Second operand 8 states. [2018-11-28 11:13:50,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:13:50,528 INFO L93 Difference]: Finished difference Result 47 states and 53 transitions. [2018-11-28 11:13:50,528 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 11:13:50,528 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 17 [2018-11-28 11:13:50,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:13:50,530 INFO L225 Difference]: With dead ends: 47 [2018-11-28 11:13:50,530 INFO L226 Difference]: Without dead ends: 32 [2018-11-28 11:13:50,531 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 15 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2018-11-28 11:13:50,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2018-11-28 11:13:50,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 26. [2018-11-28 11:13:50,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2018-11-28 11:13:50,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 28 transitions. [2018-11-28 11:13:50,537 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 28 transitions. Word has length 17 [2018-11-28 11:13:50,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:13:50,537 INFO L480 AbstractCegarLoop]: Abstraction has 26 states and 28 transitions. [2018-11-28 11:13:50,537 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 11:13:50,537 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2018-11-28 11:13:50,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-28 11:13:50,538 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:13:50,538 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:13:50,538 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:13:50,538 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:13:50,538 INFO L82 PathProgramCache]: Analyzing trace with hash 515736960, now seen corresponding path program 1 times [2018-11-28 11:13:50,538 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:13:50,539 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:13:50,539 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:13:50,539 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:13:50,539 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:13:50,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:13:50,717 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 11:13:50,718 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:13:50,718 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8cd28892-0e07-4dd2-95b8-0814ea6a7a01/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 [2018-11-28 11:13:50,727 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:13:50,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:13:50,746 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:13:50,770 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 11:13:50,770 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 11:13:50,775 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:13:50,776 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:8 [2018-11-28 11:13:50,907 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 43 [2018-11-28 11:13:50,910 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-11-28 11:13:50,911 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:13:50,924 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:13:50,927 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-11-28 11:13:50,927 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 11:13:50,937 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:13:50,937 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:93, output treesize:42 [2018-11-28 11:13:51,107 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 36 [2018-11-28 11:13:51,111 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:13:51,112 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 23 [2018-11-28 11:13:51,112 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:13:51,121 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:13:51,122 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-11-28 11:13:51,122 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 11:13:51,127 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:13:51,138 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:13:51,138 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:65, output treesize:3 [2018-11-28 11:13:51,204 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 11:13:51,219 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 11:13:51,219 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 13] total 18 [2018-11-28 11:13:51,219 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-28 11:13:51,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-28 11:13:51,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=263, Unknown=0, NotChecked=0, Total=306 [2018-11-28 11:13:51,220 INFO L87 Difference]: Start difference. First operand 26 states and 28 transitions. Second operand 18 states. [2018-11-28 11:13:51,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:13:51,590 INFO L93 Difference]: Finished difference Result 40 states and 43 transitions. [2018-11-28 11:13:51,590 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-28 11:13:51,591 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 21 [2018-11-28 11:13:51,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:13:51,591 INFO L225 Difference]: With dead ends: 40 [2018-11-28 11:13:51,591 INFO L226 Difference]: Without dead ends: 29 [2018-11-28 11:13:51,592 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=109, Invalid=541, Unknown=0, NotChecked=0, Total=650 [2018-11-28 11:13:51,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2018-11-28 11:13:51,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 28. [2018-11-28 11:13:51,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2018-11-28 11:13:51,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 30 transitions. [2018-11-28 11:13:51,596 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 30 transitions. Word has length 21 [2018-11-28 11:13:51,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:13:51,596 INFO L480 AbstractCegarLoop]: Abstraction has 28 states and 30 transitions. [2018-11-28 11:13:51,596 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-28 11:13:51,596 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 30 transitions. [2018-11-28 11:13:51,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-28 11:13:51,597 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:13:51,597 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:13:51,597 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:13:51,597 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:13:51,597 INFO L82 PathProgramCache]: Analyzing trace with hash 1731931358, now seen corresponding path program 2 times [2018-11-28 11:13:51,597 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:13:51,598 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:13:51,598 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:13:51,598 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:13:51,598 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:13:51,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:13:51,752 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 11:13:51,752 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:13:51,752 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8cd28892-0e07-4dd2-95b8-0814ea6a7a01/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 [2018-11-28 11:13:51,761 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-28 11:13:51,782 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-28 11:13:51,782 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-28 11:13:51,785 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:13:51,798 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 11:13:51,798 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 11:13:51,801 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:13:51,801 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:8 [2018-11-28 11:13:51,917 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-11-28 11:13:51,917 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 11:13:51,922 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 43 [2018-11-28 11:13:51,923 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-11-28 11:13:51,924 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 11:13:51,930 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:13:51,937 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:13:51,937 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:93, output treesize:42 [2018-11-28 11:13:52,071 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 36 [2018-11-28 11:13:52,073 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:13:52,073 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 23 [2018-11-28 11:13:52,074 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:13:52,079 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:13:52,079 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-11-28 11:13:52,080 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 11:13:52,082 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:13:52,093 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:13:52,093 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:65, output treesize:3 [2018-11-28 11:13:52,126 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 11:13:52,141 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 11:13:52,141 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 15] total 21 [2018-11-28 11:13:52,141 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-11-28 11:13:52,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-11-28 11:13:52,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2018-11-28 11:13:52,142 INFO L87 Difference]: Start difference. First operand 28 states and 30 transitions. Second operand 21 states. [2018-11-28 11:13:52,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:13:52,599 INFO L93 Difference]: Finished difference Result 42 states and 45 transitions. [2018-11-28 11:13:52,599 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-28 11:13:52,600 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 23 [2018-11-28 11:13:52,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:13:52,600 INFO L225 Difference]: With dead ends: 42 [2018-11-28 11:13:52,600 INFO L226 Difference]: Without dead ends: 31 [2018-11-28 11:13:52,601 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=140, Invalid=790, Unknown=0, NotChecked=0, Total=930 [2018-11-28 11:13:52,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2018-11-28 11:13:52,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 30. [2018-11-28 11:13:52,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2018-11-28 11:13:52,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 32 transitions. [2018-11-28 11:13:52,605 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 32 transitions. Word has length 23 [2018-11-28 11:13:52,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:13:52,606 INFO L480 AbstractCegarLoop]: Abstraction has 30 states and 32 transitions. [2018-11-28 11:13:52,606 INFO L481 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-11-28 11:13:52,606 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 32 transitions. [2018-11-28 11:13:52,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-28 11:13:52,608 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:13:52,608 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:13:52,609 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:13:52,609 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:13:52,609 INFO L82 PathProgramCache]: Analyzing trace with hash -2031323972, now seen corresponding path program 3 times [2018-11-28 11:13:52,609 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:13:52,609 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:13:52,610 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:13:52,610 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 11:13:52,610 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:13:52,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:13:52,745 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 11:13:52,745 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:13:52,745 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8cd28892-0e07-4dd2-95b8-0814ea6a7a01/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 [2018-11-28 11:13:52,751 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-28 11:13:52,763 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2018-11-28 11:13:52,763 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-28 11:13:52,764 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:13:52,791 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-28 11:13:52,806 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 11:13:52,806 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 4] total 11 [2018-11-28 11:13:52,806 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-28 11:13:52,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-28 11:13:52,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2018-11-28 11:13:52,807 INFO L87 Difference]: Start difference. First operand 30 states and 32 transitions. Second operand 11 states. [2018-11-28 11:13:53,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:13:53,007 INFO L93 Difference]: Finished difference Result 78 states and 89 transitions. [2018-11-28 11:13:53,007 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-28 11:13:53,007 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 25 [2018-11-28 11:13:53,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:13:53,008 INFO L225 Difference]: With dead ends: 78 [2018-11-28 11:13:53,008 INFO L226 Difference]: Without dead ends: 57 [2018-11-28 11:13:53,009 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 24 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=193, Unknown=0, NotChecked=0, Total=272 [2018-11-28 11:13:53,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2018-11-28 11:13:53,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 34. [2018-11-28 11:13:53,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2018-11-28 11:13:53,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 36 transitions. [2018-11-28 11:13:53,015 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 36 transitions. Word has length 25 [2018-11-28 11:13:53,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:13:53,015 INFO L480 AbstractCegarLoop]: Abstraction has 34 states and 36 transitions. [2018-11-28 11:13:53,015 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-28 11:13:53,015 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 36 transitions. [2018-11-28 11:13:53,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-28 11:13:53,015 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:13:53,016 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:13:53,016 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:13:53,016 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:13:53,016 INFO L82 PathProgramCache]: Analyzing trace with hash 1168836152, now seen corresponding path program 4 times [2018-11-28 11:13:53,016 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:13:53,016 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:13:53,017 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:13:53,017 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 11:13:53,017 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:13:53,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:13:53,123 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-28 11:13:53,124 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:13:53,124 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8cd28892-0e07-4dd2-95b8-0814ea6a7a01/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 [2018-11-28 11:13:53,139 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-28 11:13:53,164 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-11-28 11:13:53,164 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-28 11:13:53,167 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:13:53,207 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 11:13:53,207 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 11:13:53,223 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:13:53,223 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:11 [2018-11-28 11:13:53,501 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-11-28 11:13:53,501 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 11:13:53,505 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 46 [2018-11-28 11:13:53,507 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-11-28 11:13:53,507 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 11:13:53,516 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:13:53,524 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:13:53,525 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:99, output treesize:45 [2018-11-28 11:13:53,681 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 32 [2018-11-28 11:13:53,685 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:13:53,686 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2018-11-28 11:13:53,686 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:13:53,692 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:13:53,692 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-11-28 11:13:53,693 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 11:13:53,695 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:13:53,701 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:13:53,702 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:61, output treesize:3 [2018-11-28 11:13:53,744 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-28 11:13:53,760 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 11:13:53,760 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 19] total 22 [2018-11-28 11:13:53,762 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-11-28 11:13:53,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-11-28 11:13:53,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=405, Unknown=0, NotChecked=0, Total=462 [2018-11-28 11:13:53,762 INFO L87 Difference]: Start difference. First operand 34 states and 36 transitions. Second operand 22 states. [2018-11-28 11:13:54,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:13:54,315 INFO L93 Difference]: Finished difference Result 75 states and 82 transitions. [2018-11-28 11:13:54,316 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-11-28 11:13:54,316 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 29 [2018-11-28 11:13:54,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:13:54,316 INFO L225 Difference]: With dead ends: 75 [2018-11-28 11:13:54,316 INFO L226 Difference]: Without dead ends: 52 [2018-11-28 11:13:54,317 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=111, Invalid=759, Unknown=0, NotChecked=0, Total=870 [2018-11-28 11:13:54,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2018-11-28 11:13:54,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 45. [2018-11-28 11:13:54,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2018-11-28 11:13:54,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 48 transitions. [2018-11-28 11:13:54,325 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 48 transitions. Word has length 29 [2018-11-28 11:13:54,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:13:54,326 INFO L480 AbstractCegarLoop]: Abstraction has 45 states and 48 transitions. [2018-11-28 11:13:54,326 INFO L481 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-11-28 11:13:54,326 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 48 transitions. [2018-11-28 11:13:54,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-28 11:13:54,326 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:13:54,327 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:13:54,327 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:13:54,327 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:13:54,327 INFO L82 PathProgramCache]: Analyzing trace with hash 698706356, now seen corresponding path program 5 times [2018-11-28 11:13:54,327 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:13:54,327 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:13:54,328 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:13:54,328 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 11:13:54,328 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:13:54,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:13:54,457 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-28 11:13:54,457 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:13:54,457 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8cd28892-0e07-4dd2-95b8-0814ea6a7a01/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 11:13:54,465 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-11-28 11:13:54,526 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2018-11-28 11:13:54,526 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-28 11:13:54,529 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:13:54,566 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 11:13:54,566 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 11:13:54,569 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:13:54,570 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:11 [2018-11-28 11:13:54,885 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-11-28 11:13:54,885 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 11:13:54,889 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 43 [2018-11-28 11:13:54,892 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-11-28 11:13:54,892 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 11:13:54,901 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:13:54,908 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:13:54,908 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:93, output treesize:42 [2018-11-28 11:13:55,068 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 36 [2018-11-28 11:13:55,070 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:13:55,071 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 23 [2018-11-28 11:13:55,071 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:13:55,094 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:13:55,095 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-11-28 11:13:55,095 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 11:13:55,101 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:13:55,113 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:13:55,113 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:65, output treesize:3 [2018-11-28 11:13:55,161 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 11:13:55,186 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 11:13:55,187 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 23] total 27 [2018-11-28 11:13:55,187 INFO L459 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-11-28 11:13:55,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-11-28 11:13:55,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=629, Unknown=0, NotChecked=0, Total=702 [2018-11-28 11:13:55,188 INFO L87 Difference]: Start difference. First operand 45 states and 48 transitions. Second operand 27 states. [2018-11-28 11:13:56,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:13:56,030 INFO L93 Difference]: Finished difference Result 107 states and 119 transitions. [2018-11-28 11:13:56,031 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-11-28 11:13:56,031 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 33 [2018-11-28 11:13:56,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:13:56,033 INFO L225 Difference]: With dead ends: 107 [2018-11-28 11:13:56,033 INFO L226 Difference]: Without dead ends: 75 [2018-11-28 11:13:56,034 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 151 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=145, Invalid=1187, Unknown=0, NotChecked=0, Total=1332 [2018-11-28 11:13:56,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2018-11-28 11:13:56,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 49. [2018-11-28 11:13:56,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2018-11-28 11:13:56,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 53 transitions. [2018-11-28 11:13:56,044 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 53 transitions. Word has length 33 [2018-11-28 11:13:56,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:13:56,045 INFO L480 AbstractCegarLoop]: Abstraction has 49 states and 53 transitions. [2018-11-28 11:13:56,046 INFO L481 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-11-28 11:13:56,046 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 53 transitions. [2018-11-28 11:13:56,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-28 11:13:56,046 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:13:56,046 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:13:56,047 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:13:56,047 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:13:56,047 INFO L82 PathProgramCache]: Analyzing trace with hash -1977180368, now seen corresponding path program 6 times [2018-11-28 11:13:56,047 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:13:56,047 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:13:56,047 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:13:56,048 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 11:13:56,048 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:13:56,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:13:56,181 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-28 11:13:56,181 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:13:56,181 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8cd28892-0e07-4dd2-95b8-0814ea6a7a01/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 11:13:56,187 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-11-28 11:13:56,281 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2018-11-28 11:13:56,281 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-28 11:13:56,283 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:13:56,386 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 19 proven. 30 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-28 11:13:56,401 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 11:13:56,401 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 14] total 19 [2018-11-28 11:13:56,401 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-28 11:13:56,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-28 11:13:56,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=291, Unknown=0, NotChecked=0, Total=342 [2018-11-28 11:13:56,402 INFO L87 Difference]: Start difference. First operand 49 states and 53 transitions. Second operand 19 states. [2018-11-28 11:13:56,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:13:56,724 INFO L93 Difference]: Finished difference Result 99 states and 109 transitions. [2018-11-28 11:13:56,725 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-11-28 11:13:56,725 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 37 [2018-11-28 11:13:56,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:13:56,725 INFO L225 Difference]: With dead ends: 99 [2018-11-28 11:13:56,726 INFO L226 Difference]: Without dead ends: 65 [2018-11-28 11:13:56,726 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 26 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 208 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=143, Invalid=979, Unknown=0, NotChecked=0, Total=1122 [2018-11-28 11:13:56,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2018-11-28 11:13:56,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 46. [2018-11-28 11:13:56,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2018-11-28 11:13:56,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 47 transitions. [2018-11-28 11:13:56,733 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 47 transitions. Word has length 37 [2018-11-28 11:13:56,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:13:56,734 INFO L480 AbstractCegarLoop]: Abstraction has 46 states and 47 transitions. [2018-11-28 11:13:56,734 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-28 11:13:56,734 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 47 transitions. [2018-11-28 11:13:56,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-28 11:13:56,734 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:13:56,734 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:13:56,735 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:13:56,735 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:13:56,735 INFO L82 PathProgramCache]: Analyzing trace with hash 885326793, now seen corresponding path program 1 times [2018-11-28 11:13:56,735 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:13:56,735 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:13:56,736 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:13:56,736 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 11:13:56,736 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:13:56,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:13:57,541 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 1 proven. 52 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 11:13:57,541 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:13:57,541 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8cd28892-0e07-4dd2-95b8-0814ea6a7a01/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 11:13:57,547 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:13:57,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:13:57,564 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:13:57,581 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 11:13:57,581 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 11:13:57,584 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:13:57,584 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:11 [2018-11-28 11:13:57,823 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 43 [2018-11-28 11:13:57,825 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-11-28 11:13:57,826 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:13:57,833 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:13:57,837 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 43 [2018-11-28 11:13:57,839 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-11-28 11:13:57,839 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 11:13:57,846 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:13:57,862 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-28 11:13:57,862 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:93, output treesize:85 [2018-11-28 11:13:57,952 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-11-28 11:13:57,952 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 11:13:57,965 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 35 [2018-11-28 11:13:57,967 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:13:57,968 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 40 [2018-11-28 11:13:57,968 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 11:13:57,973 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:13:57,980 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:13:57,981 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:125, output treesize:58 [2018-11-28 11:14:00,179 WARN L854 $PredicateComparison]: unable to prove that (exists ((v_prenex_6 Int) (|v_main_~#str2~0.base_BEFORE_CALL_1| Int) (|v_main_~#str2~0.offset_BEFORE_CALL_1| Int) (|v_main_~#str1~0.base_BEFORE_CALL_1| Int)) (let ((.cse2 (select |c_#memory_int| |v_main_~#str2~0.base_BEFORE_CALL_1|)) (.cse1 (select |c_#memory_int| |v_main_~#str1~0.base_BEFORE_CALL_1|)) (.cse0 (mod (+ v_prenex_6 4294967295) 4294967296))) (and (<= 4 .cse0) (not (= |v_main_~#str2~0.base_BEFORE_CALL_1| |v_main_~#str1~0.base_BEFORE_CALL_1|)) (<= .cse0 4) (<= .cse0 2147483647) (= (select .cse1 (+ .cse0 (- 3))) (select .cse2 (+ |v_main_~#str2~0.offset_BEFORE_CALL_1| 3))) (= (select .cse2 (+ |v_main_~#str2~0.offset_BEFORE_CALL_1| 4)) (select .cse1 (+ .cse0 (- 4))))))) is different from true [2018-11-28 11:14:04,225 WARN L180 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 37 [2018-11-28 11:14:08,271 WARN L180 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 38 [2018-11-28 11:14:08,429 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 52 [2018-11-28 11:14:08,431 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:14:08,432 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:14:08,432 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:14:08,434 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 43 [2018-11-28 11:14:08,434 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:14:08,441 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:14:08,441 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2018-11-28 11:14:08,442 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 11:14:08,444 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:08,449 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:08,449 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:85, output treesize:3 [2018-11-28 11:14:10,508 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 16 trivial. 1 not checked. [2018-11-28 11:14:10,524 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 11:14:10,524 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 25] total 48 [2018-11-28 11:14:10,524 INFO L459 AbstractCegarLoop]: Interpolant automaton has 48 states [2018-11-28 11:14:10,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2018-11-28 11:14:10,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=1991, Unknown=4, NotChecked=90, Total=2256 [2018-11-28 11:14:10,525 INFO L87 Difference]: Start difference. First operand 46 states and 47 transitions. Second operand 48 states. [2018-11-28 11:14:19,075 WARN L180 SmtUtils]: Spent 4.01 s on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2018-11-28 11:14:23,104 WARN L180 SmtUtils]: Spent 4.01 s on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2018-11-28 11:14:36,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:14:36,923 INFO L93 Difference]: Finished difference Result 71 states and 75 transitions. [2018-11-28 11:14:36,924 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2018-11-28 11:14:36,924 INFO L78 Accepts]: Start accepts. Automaton has 48 states. Word has length 43 [2018-11-28 11:14:36,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:14:36,924 INFO L225 Difference]: With dead ends: 71 [2018-11-28 11:14:36,925 INFO L226 Difference]: Without dead ends: 69 [2018-11-28 11:14:36,926 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 23 SyntacticMatches, 2 SemanticMatches, 80 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1580 ImplicationChecksByTransitivity, 28.7s TimeCoverageRelationStatistics Valid=686, Invalid=5792, Unknown=6, NotChecked=158, Total=6642 [2018-11-28 11:14:36,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2018-11-28 11:14:36,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 54. [2018-11-28 11:14:36,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-11-28 11:14:36,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 55 transitions. [2018-11-28 11:14:36,939 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 55 transitions. Word has length 43 [2018-11-28 11:14:36,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:14:36,939 INFO L480 AbstractCegarLoop]: Abstraction has 54 states and 55 transitions. [2018-11-28 11:14:36,939 INFO L481 AbstractCegarLoop]: Interpolant automaton has 48 states. [2018-11-28 11:14:36,939 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 55 transitions. [2018-11-28 11:14:36,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-28 11:14:36,940 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:14:36,940 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:14:36,943 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:14:36,943 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:14:36,944 INFO L82 PathProgramCache]: Analyzing trace with hash -480781312, now seen corresponding path program 2 times [2018-11-28 11:14:36,944 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:14:36,944 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:14:36,944 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:14:36,944 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:14:36,945 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:14:36,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:14:38,128 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 3 proven. 58 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-28 11:14:38,128 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:14:38,128 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8cd28892-0e07-4dd2-95b8-0814ea6a7a01/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 11:14:38,135 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-28 11:14:38,156 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-28 11:14:38,156 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-28 11:14:38,160 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:14:38,170 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 11:14:38,170 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 11:14:38,208 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:38,209 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:14 [2018-11-28 11:14:38,290 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 71 [2018-11-28 11:14:38,293 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-11-28 11:14:38,293 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:14:38,309 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:38,310 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-11-28 11:14:38,310 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 11:14:38,314 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 69 [2018-11-28 11:14:38,316 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-11-28 11:14:38,316 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-28 11:14:38,324 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:38,326 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-11-28 11:14:38,326 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-28 11:14:38,348 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-28 11:14:38,348 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:293, output treesize:139 [2018-11-28 11:14:38,477 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 90 [2018-11-28 11:14:38,480 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:14:38,482 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 40 [2018-11-28 11:14:38,482 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:14:38,495 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:38,531 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 88 [2018-11-28 11:14:38,537 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:14:38,538 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 40 [2018-11-28 11:14:38,538 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 11:14:38,554 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:38,584 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-11-28 11:14:38,585 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:189, output treesize:181 [2018-11-28 11:14:38,791 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 107 [2018-11-28 11:14:38,794 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:14:38,795 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:14:38,796 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:14:38,798 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 72 [2018-11-28 11:14:38,799 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:14:38,822 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:38,868 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 11:14:38,868 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:227, output treesize:110 [2018-11-28 11:14:41,249 WARN L854 $PredicateComparison]: unable to prove that (exists ((v_prenex_15 Int) (|v_main_~#str2~0.base_BEFORE_CALL_2| Int) (v_prenex_12 Int) (v_prenex_14 Int) (v_prenex_13 Int) (|v_main_~#str1~0.base_BEFORE_CALL_2| Int)) (let ((.cse4 (+ v_prenex_13 4294967295))) (let ((.cse0 (select |c_#memory_int| |v_main_~#str1~0.base_BEFORE_CALL_2|)) (.cse1 (select |c_#memory_int| |v_main_~#str2~0.base_BEFORE_CALL_2|)) (.cse3 (+ v_prenex_13 4294967291)) (.cse2 (+ (* 4294967296 (div .cse4 4294967296)) v_prenex_14))) (and (= (select .cse0 (+ v_prenex_14 1)) (select .cse1 v_prenex_15)) (= (select .cse0 (+ v_prenex_14 2)) (select .cse1 2)) (<= v_prenex_14 0) (<= .cse2 .cse3) (<= (mod .cse4 4294967296) 2147483647) (not (= |v_main_~#str2~0.base_BEFORE_CALL_2| |v_main_~#str1~0.base_BEFORE_CALL_2|)) (= (select .cse0 v_prenex_14) (select .cse1 v_prenex_12)) (<= 0 v_prenex_14) (<= (+ v_prenex_15 1) v_prenex_12) (<= 3 v_prenex_15) (<= .cse3 .cse2))))) is different from true [2018-11-28 11:14:45,312 WARN L180 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 50 [2018-11-28 11:14:49,382 WARN L180 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 50 [2018-11-28 11:14:51,635 WARN L854 $PredicateComparison]: unable to prove that (exists ((v_prenex_15 Int) (|v_main_~#str2~0.base_BEFORE_CALL_3| Int) (v_prenex_12 Int) (v_prenex_14 Int) (v_prenex_13 Int) (|v_main_~#str1~0.base_BEFORE_CALL_3| Int)) (let ((.cse4 (+ v_prenex_13 4294967295))) (let ((.cse1 (select |c_#memory_int| |v_main_~#str1~0.base_BEFORE_CALL_3|)) (.cse0 (select |c_#memory_int| |v_main_~#str2~0.base_BEFORE_CALL_3|)) (.cse3 (+ v_prenex_13 4294967291)) (.cse2 (+ (* 4294967296 (div .cse4 4294967296)) v_prenex_14))) (and (= (select .cse0 v_prenex_15) (select .cse1 (+ v_prenex_14 1))) (<= v_prenex_14 0) (= (select .cse1 v_prenex_14) (select .cse0 v_prenex_12)) (<= .cse2 .cse3) (<= (mod .cse4 4294967296) 2147483647) (not (= |v_main_~#str2~0.base_BEFORE_CALL_3| |v_main_~#str1~0.base_BEFORE_CALL_3|)) (<= 0 v_prenex_14) (<= (+ v_prenex_15 1) v_prenex_12) (<= 3 v_prenex_15) (= (select .cse1 (+ v_prenex_14 2)) (select .cse0 2)) (<= .cse3 .cse2))))) is different from true [2018-11-28 11:14:54,172 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 46 [2018-11-28 11:14:54,175 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:14:54,176 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:14:54,177 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:14:54,178 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:14:54,178 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:14:54,183 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 45 [2018-11-28 11:14:54,183 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:14:54,193 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:14:54,194 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-11-28 11:14:54,194 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 11:14:54,197 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:54,208 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:54,208 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 7 variables, input treesize:109, output treesize:3 [2018-11-28 11:14:56,303 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 9 trivial. 7 not checked. [2018-11-28 11:14:56,318 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 11:14:56,318 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 30] total 47 [2018-11-28 11:14:56,318 INFO L459 AbstractCegarLoop]: Interpolant automaton has 47 states [2018-11-28 11:14:56,318 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2018-11-28 11:14:56,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=144, Invalid=1838, Unknown=6, NotChecked=174, Total=2162 [2018-11-28 11:14:56,319 INFO L87 Difference]: Start difference. First operand 54 states and 55 transitions. Second operand 47 states. [2018-11-28 11:15:01,813 WARN L180 SmtUtils]: Spent 4.02 s on a formula simplification. DAG size of input: 54 DAG size of output: 52 [2018-11-28 11:15:11,405 WARN L180 SmtUtils]: Spent 4.01 s on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2018-11-28 11:15:15,456 WARN L180 SmtUtils]: Spent 4.02 s on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2018-11-28 11:15:35,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:15:35,846 INFO L93 Difference]: Finished difference Result 66 states and 67 transitions. [2018-11-28 11:15:35,846 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-11-28 11:15:35,846 INFO L78 Accepts]: Start accepts. Automaton has 47 states. Word has length 51 [2018-11-28 11:15:35,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:15:35,847 INFO L225 Difference]: With dead ends: 66 [2018-11-28 11:15:35,847 INFO L226 Difference]: Without dead ends: 64 [2018-11-28 11:15:35,848 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 27 SyntacticMatches, 8 SemanticMatches, 75 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 1267 ImplicationChecksByTransitivity, 43.0s TimeCoverageRelationStatistics Valid=477, Invalid=5071, Unknown=10, NotChecked=294, Total=5852 [2018-11-28 11:15:35,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2018-11-28 11:15:35,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 62. [2018-11-28 11:15:35,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2018-11-28 11:15:35,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 63 transitions. [2018-11-28 11:15:35,861 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 63 transitions. Word has length 51 [2018-11-28 11:15:35,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:15:35,861 INFO L480 AbstractCegarLoop]: Abstraction has 62 states and 63 transitions. [2018-11-28 11:15:35,861 INFO L481 AbstractCegarLoop]: Interpolant automaton has 47 states. [2018-11-28 11:15:35,861 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 63 transitions. [2018-11-28 11:15:35,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-28 11:15:35,861 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:15:35,861 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:15:35,862 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:15:35,862 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:15:35,862 INFO L82 PathProgramCache]: Analyzing trace with hash 2017889591, now seen corresponding path program 3 times [2018-11-28 11:15:35,862 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:15:35,862 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:15:35,862 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:15:35,862 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 11:15:35,862 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:15:35,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:15:36,532 WARN L180 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 40 [2018-11-28 11:15:37,747 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 5 proven. 75 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-28 11:15:37,747 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:15:37,747 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8cd28892-0e07-4dd2-95b8-0814ea6a7a01/bin-2019/uautomizer/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 11:15:37,753 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-28 11:15:37,828 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2018-11-28 11:15:37,828 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-28 11:15:37,831 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:15:37,837 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 11:15:37,837 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 11:15:37,846 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:15:37,846 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:14 [2018-11-28 11:15:37,938 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 70 [2018-11-28 11:15:37,941 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-11-28 11:15:37,941 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:15:37,951 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:15:37,952 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-11-28 11:15:37,953 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 11:15:37,957 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 68 [2018-11-28 11:15:37,959 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 16 [2018-11-28 11:15:37,959 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-28 11:15:37,969 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:15:37,970 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-11-28 11:15:37,971 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-28 11:15:37,993 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-28 11:15:37,994 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:289, output treesize:137 [2018-11-28 11:15:38,124 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 86 [2018-11-28 11:15:38,126 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:15:38,127 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 44 [2018-11-28 11:15:38,127 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:15:38,139 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:15:38,178 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 84 [2018-11-28 11:15:38,181 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:15:38,182 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 44 [2018-11-28 11:15:38,182 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 11:15:38,196 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:15:38,223 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-28 11:15:38,224 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:181, output treesize:173 [2018-11-28 11:15:38,377 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 101 [2018-11-28 11:15:38,381 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:15:38,382 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:15:38,383 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:15:38,388 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 81 [2018-11-28 11:15:38,388 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:15:38,410 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:15:38,459 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 99 [2018-11-28 11:15:38,462 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:15:38,463 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:15:38,463 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:15:38,466 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 81 [2018-11-28 11:15:38,466 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 11:15:38,481 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:15:38,512 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-28 11:15:38,513 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:215, output treesize:207 [2018-11-28 11:15:38,685 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 101 [2018-11-28 11:15:38,691 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 56 [2018-11-28 11:15:38,691 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:15:38,705 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:15:38,740 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:15:38,740 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:219, output treesize:106 [2018-11-28 11:15:41,128 WARN L180 SmtUtils]: Spent 2.05 s on a formula simplification. DAG size of input: 87 DAG size of output: 56 [2018-11-28 11:15:43,136 WARN L854 $PredicateComparison]: unable to prove that (exists ((v_prenex_27 Int) (|v_main_~#str2~0.base_BEFORE_CALL_4| Int) (v_prenex_28 Int) (|v_main_~#str1~0.base_BEFORE_CALL_4| Int)) (let ((.cse4 (+ v_prenex_27 4294967295))) (let ((.cse1 (+ v_prenex_27 4294967291)) (.cse0 (+ v_prenex_28 (* 4294967296 (div .cse4 4294967296)))) (.cse2 (select |c_#memory_int| |v_main_~#str1~0.base_BEFORE_CALL_4|)) (.cse3 (select |c_#memory_int| |v_main_~#str2~0.base_BEFORE_CALL_4|))) (and (<= .cse0 .cse1) (= (select .cse2 v_prenex_28) (select .cse3 4)) (<= v_prenex_28 0) (<= (mod .cse4 4294967296) 2147483647) (= (select .cse3 2) (select .cse2 (+ v_prenex_28 2))) (<= .cse1 .cse0) (<= 0 v_prenex_28) (= (select .cse3 1) (select .cse2 (+ v_prenex_28 3))) (= (select .cse2 (+ v_prenex_28 1)) (select .cse3 3)) (not (= |v_main_~#str2~0.base_BEFORE_CALL_4| |v_main_~#str1~0.base_BEFORE_CALL_4|)))))) is different from true [2018-11-28 11:15:45,563 WARN L854 $PredicateComparison]: unable to prove that (exists ((|v_main_~#str2~0.base_BEFORE_CALL_5| Int) (v_prenex_27 Int) (|v_main_~#str1~0.base_BEFORE_CALL_5| Int) (v_prenex_28 Int)) (let ((.cse4 (+ v_prenex_27 4294967295))) (let ((.cse3 (+ v_prenex_27 4294967291)) (.cse2 (+ v_prenex_28 (* 4294967296 (div .cse4 4294967296)))) (.cse1 (select |c_#memory_int| |v_main_~#str2~0.base_BEFORE_CALL_5|)) (.cse0 (select |c_#memory_int| |v_main_~#str1~0.base_BEFORE_CALL_5|))) (and (= (select .cse0 (+ v_prenex_28 3)) (select .cse1 1)) (<= .cse2 .cse3) (<= v_prenex_28 0) (<= (mod .cse4 4294967296) 2147483647) (not (= |v_main_~#str2~0.base_BEFORE_CALL_5| |v_main_~#str1~0.base_BEFORE_CALL_5|)) (= (select .cse0 (+ v_prenex_28 1)) (select .cse1 3)) (<= .cse3 .cse2) (= (select .cse1 2) (select .cse0 (+ v_prenex_28 2))) (<= 0 v_prenex_28) (= (select .cse1 4) (select .cse0 v_prenex_28)))))) is different from true [2018-11-28 11:15:50,061 WARN L854 $PredicateComparison]: unable to prove that (exists ((v_prenex_27 Int) (|v_main_~#str1~0.base_BEFORE_CALL_6| Int) (v_prenex_28 Int) (|v_main_~#str2~0.base_BEFORE_CALL_6| Int)) (let ((.cse4 (+ v_prenex_27 4294967295))) (let ((.cse3 (+ v_prenex_27 4294967291)) (.cse2 (+ v_prenex_28 (* 4294967296 (div .cse4 4294967296)))) (.cse1 (select |c_#memory_int| |v_main_~#str1~0.base_BEFORE_CALL_6|)) (.cse0 (select |c_#memory_int| |v_main_~#str2~0.base_BEFORE_CALL_6|))) (and (= (select .cse0 1) (select .cse1 (+ v_prenex_28 3))) (<= .cse2 .cse3) (<= v_prenex_28 0) (<= (mod .cse4 4294967296) 2147483647) (<= .cse3 .cse2) (not (= |v_main_~#str2~0.base_BEFORE_CALL_6| |v_main_~#str1~0.base_BEFORE_CALL_6|)) (= (select .cse1 v_prenex_28) (select .cse0 4)) (= (select .cse1 (+ v_prenex_28 1)) (select .cse0 3)) (<= 0 v_prenex_28) (= (select .cse1 (+ v_prenex_28 2)) (select .cse0 2)))))) is different from true [2018-11-28 11:15:52,385 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 55 [2018-11-28 11:15:52,388 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:15:52,388 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:15:52,389 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:15:52,390 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:15:52,390 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:15:52,390 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:15:52,391 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:15:52,392 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:15:52,399 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 57 [2018-11-28 11:15:52,400 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:15:52,409 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:15:52,410 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-11-28 11:15:52,410 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 11:15:52,412 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:15:52,420 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:15:52,420 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:114, output treesize:3 [2018-11-28 11:15:52,494 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 9 trivial. 18 not checked. [2018-11-28 11:15:52,509 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 11:15:52,509 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 30] total 53 [2018-11-28 11:15:52,510 INFO L459 AbstractCegarLoop]: Interpolant automaton has 53 states [2018-11-28 11:15:52,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2018-11-28 11:15:52,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=268, Invalid=2189, Unknown=5, NotChecked=294, Total=2756 [2018-11-28 11:15:52,510 INFO L87 Difference]: Start difference. First operand 62 states and 63 transitions. Second operand 53 states. [2018-11-28 11:15:52,957 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2018-11-28 11:15:54,195 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 84 [2018-11-28 11:15:58,468 WARN L180 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 49 [2018-11-28 11:16:02,503 WARN L180 SmtUtils]: Spent 4.01 s on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2018-11-28 11:16:04,804 WARN L180 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 115 DAG size of output: 82 [2018-11-28 11:16:08,969 WARN L180 SmtUtils]: Spent 4.10 s on a formula simplification. DAG size of input: 118 DAG size of output: 85 [2018-11-28 11:16:15,247 WARN L180 SmtUtils]: Spent 4.06 s on a formula simplification. DAG size of input: 109 DAG size of output: 82 [2018-11-28 11:16:17,365 WARN L180 SmtUtils]: Spent 2.05 s on a formula simplification. DAG size of input: 112 DAG size of output: 85 [2018-11-28 11:16:20,491 WARN L180 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 89 DAG size of output: 82 [2018-11-28 11:16:22,723 WARN L180 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 104 DAG size of output: 86 [2018-11-28 11:16:26,841 WARN L180 SmtUtils]: Spent 4.06 s on a formula simplification. DAG size of input: 107 DAG size of output: 89 [2018-11-28 11:16:31,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:16:31,962 INFO L93 Difference]: Finished difference Result 88 states and 93 transitions. [2018-11-28 11:16:31,962 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2018-11-28 11:16:31,962 INFO L78 Accepts]: Start accepts. Automaton has 53 states. Word has length 59 [2018-11-28 11:16:31,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:16:31,963 INFO L225 Difference]: With dead ends: 88 [2018-11-28 11:16:31,963 INFO L226 Difference]: Without dead ends: 86 [2018-11-28 11:16:31,964 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 32 SyntacticMatches, 10 SemanticMatches, 87 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 2145 ImplicationChecksByTransitivity, 54.3s TimeCoverageRelationStatistics Valid=915, Invalid=6399, Unknown=8, NotChecked=510, Total=7832 [2018-11-28 11:16:31,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2018-11-28 11:16:31,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 70. [2018-11-28 11:16:31,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2018-11-28 11:16:31,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 71 transitions. [2018-11-28 11:16:31,981 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 71 transitions. Word has length 59 [2018-11-28 11:16:31,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:16:31,982 INFO L480 AbstractCegarLoop]: Abstraction has 70 states and 71 transitions. [2018-11-28 11:16:31,982 INFO L481 AbstractCegarLoop]: Interpolant automaton has 53 states. [2018-11-28 11:16:31,982 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 71 transitions. [2018-11-28 11:16:31,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-28 11:16:31,982 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:16:31,983 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:16:31,983 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:16:31,983 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:16:31,983 INFO L82 PathProgramCache]: Analyzing trace with hash 1789400942, now seen corresponding path program 4 times [2018-11-28 11:16:31,983 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:16:31,983 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:16:31,984 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:16:31,984 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 11:16:31,984 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:16:32,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:16:34,196 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 7 proven. 92 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-28 11:16:34,197 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:16:34,197 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8cd28892-0e07-4dd2-95b8-0814ea6a7a01/bin-2019/uautomizer/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 11:16:34,204 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-28 11:16:34,239 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-11-28 11:16:34,240 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-28 11:16:34,244 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:16:34,256 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-11-28 11:16:34,256 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 11:16:34,262 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:16:34,262 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:14 [2018-11-28 11:16:34,496 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 42 [2018-11-28 11:16:34,498 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-11-28 11:16:34,498 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:16:34,506 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:16:34,510 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 44 [2018-11-28 11:16:34,511 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-11-28 11:16:34,512 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 11:16:34,519 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:16:34,540 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-28 11:16:34,540 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:93, output treesize:85 [2018-11-28 11:16:34,698 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 61 [2018-11-28 11:16:34,700 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:34,702 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2018-11-28 11:16:34,702 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:16:34,713 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:16:34,746 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 61 [2018-11-28 11:16:34,748 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:34,749 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 38 [2018-11-28 11:16:34,750 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 11:16:34,761 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:16:34,788 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-28 11:16:34,788 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:133, output treesize:125 [2018-11-28 11:16:34,960 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 76 [2018-11-28 11:16:34,965 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:34,965 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:34,966 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:34,968 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 72 [2018-11-28 11:16:34,969 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:16:34,983 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:16:35,018 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 76 [2018-11-28 11:16:35,021 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:35,021 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:35,022 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:35,024 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 72 [2018-11-28 11:16:35,025 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 11:16:35,039 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:16:35,068 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-28 11:16:35,068 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:167, output treesize:159 [2018-11-28 11:16:35,264 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 91 [2018-11-28 11:16:35,266 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:35,267 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:35,267 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:35,268 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:35,268 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:35,269 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:35,274 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 116 [2018-11-28 11:16:35,274 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:16:35,293 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:16:35,333 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 91 [2018-11-28 11:16:35,335 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:35,336 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:35,336 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:35,337 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:35,338 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:35,338 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:35,343 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 116 [2018-11-28 11:16:35,343 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 11:16:35,362 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:16:35,395 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-28 11:16:35,395 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:201, output treesize:193 [2018-11-28 11:16:35,612 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 100 [2018-11-28 11:16:35,615 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:35,615 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:35,616 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:35,617 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:35,617 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:35,618 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:35,618 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:35,619 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:35,619 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:35,620 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:35,627 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 150 [2018-11-28 11:16:35,627 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:16:35,652 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:16:35,691 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:16:35,691 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:223, output treesize:107 [2018-11-28 11:16:38,084 WARN L854 $PredicateComparison]: unable to prove that (exists ((|v_main_~#str1~0.base_BEFORE_CALL_7| Int) (main_~max~0 Int) (|v_main_~#str2~0.base_BEFORE_CALL_7| Int)) (let ((.cse1 (select |c_#memory_int| |v_main_~#str1~0.base_BEFORE_CALL_7|)) (.cse2 (mod (+ main_~max~0 4294967295) 4294967296)) (.cse0 (select |c_#memory_int| |v_main_~#str2~0.base_BEFORE_CALL_7|))) (and (not (= |v_main_~#str2~0.base_BEFORE_CALL_7| |v_main_~#str1~0.base_BEFORE_CALL_7|)) (= (select .cse0 1) (select .cse1 (+ .cse2 (- 1)))) (= (select .cse1 (+ .cse2 (- 4))) (select .cse0 4)) (<= .cse2 2147483647) (= (select .cse0 3) (select .cse1 (+ .cse2 (- 3)))) (< .cse2 5) (= (select .cse0 2) (select .cse1 (+ .cse2 (- 2)))) (<= 4 .cse2) (= (select .cse1 .cse2) (select .cse0 0))))) is different from true [2018-11-28 11:16:42,150 WARN L180 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 51 [2018-11-28 11:16:46,225 WARN L180 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 51 [2018-11-28 11:16:48,525 WARN L854 $PredicateComparison]: unable to prove that (exists ((|v_main_~#str1~0.base_BEFORE_CALL_8| Int) (main_~max~0 Int) (|v_main_~#str2~0.base_BEFORE_CALL_8| Int)) (let ((.cse2 (select |c_#memory_int| |v_main_~#str2~0.base_BEFORE_CALL_8|)) (.cse0 (select |c_#memory_int| |v_main_~#str1~0.base_BEFORE_CALL_8|)) (.cse1 (mod (+ main_~max~0 4294967295) 4294967296))) (and (= (select .cse0 (+ .cse1 (- 3))) (select .cse2 3)) (= (select .cse2 0) (select .cse0 .cse1)) (= (select .cse2 1) (select .cse0 (+ .cse1 (- 1)))) (= (select .cse0 (+ .cse1 (- 4))) (select .cse2 4)) (= (select .cse2 2) (select .cse0 (+ .cse1 (- 2)))) (<= .cse1 2147483647) (< .cse1 5) (not (= |v_main_~#str2~0.base_BEFORE_CALL_8| |v_main_~#str1~0.base_BEFORE_CALL_8|)) (<= 4 .cse1)))) is different from true [2018-11-28 11:16:50,839 WARN L854 $PredicateComparison]: unable to prove that (exists ((|v_main_~#str1~0.base_BEFORE_CALL_9| Int) (main_~max~0 Int) (|v_main_~#str2~0.base_BEFORE_CALL_9| Int)) (let ((.cse0 (select |c_#memory_int| |v_main_~#str2~0.base_BEFORE_CALL_9|)) (.cse1 (select |c_#memory_int| |v_main_~#str1~0.base_BEFORE_CALL_9|)) (.cse2 (mod (+ main_~max~0 4294967295) 4294967296))) (and (= (select .cse0 1) (select .cse1 (+ .cse2 (- 1)))) (= (select .cse1 (+ .cse2 (- 2))) (select .cse0 2)) (<= .cse2 2147483647) (= (select .cse1 (+ .cse2 (- 4))) (select .cse0 4)) (= (select .cse1 (+ .cse2 (- 3))) (select .cse0 3)) (< .cse2 5) (= (select .cse0 0) (select .cse1 .cse2)) (not (= |v_main_~#str2~0.base_BEFORE_CALL_9| |v_main_~#str1~0.base_BEFORE_CALL_9|)) (<= 4 .cse2)))) is different from true [2018-11-28 11:16:53,158 WARN L854 $PredicateComparison]: unable to prove that (exists ((|v_main_~#str2~0.base_BEFORE_CALL_10| Int) (|v_main_~#str1~0.base_BEFORE_CALL_10| Int) (main_~max~0 Int)) (let ((.cse0 (select |c_#memory_int| |v_main_~#str1~0.base_BEFORE_CALL_10|)) (.cse1 (mod (+ main_~max~0 4294967295) 4294967296)) (.cse2 (select |c_#memory_int| |v_main_~#str2~0.base_BEFORE_CALL_10|))) (and (not (= |v_main_~#str1~0.base_BEFORE_CALL_10| |v_main_~#str2~0.base_BEFORE_CALL_10|)) (= (select .cse0 (+ .cse1 (- 1))) (select .cse2 1)) (= (select .cse0 .cse1) (select .cse2 0)) (<= .cse1 2147483647) (< .cse1 5) (= (select .cse2 4) (select .cse0 (+ .cse1 (- 4)))) (<= 4 .cse1) (= (select .cse2 3) (select .cse0 (+ .cse1 (- 3)))) (= (select .cse0 (+ .cse1 (- 2))) (select .cse2 2))))) is different from true [2018-11-28 11:16:53,480 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 84 [2018-11-28 11:16:53,483 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:53,483 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:53,484 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:53,485 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:53,485 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:53,486 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:53,487 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:53,487 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:53,488 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:53,489 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:53,489 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:53,490 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:53,490 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:16:53,491 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:16:53,500 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 191 [2018-11-28 11:16:53,500 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:16:53,516 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:16:53,516 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-11-28 11:16:53,516 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 11:16:53,518 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:16:53,524 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:16:53,524 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:129, output treesize:3 [2018-11-28 11:16:55,640 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 1 trivial. 31 not checked. [2018-11-28 11:16:55,655 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 11:16:55,655 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 37] total 67 [2018-11-28 11:16:55,656 INFO L459 AbstractCegarLoop]: Interpolant automaton has 67 states [2018-11-28 11:16:55,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2018-11-28 11:16:55,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=264, Invalid=3651, Unknown=7, NotChecked=500, Total=4422 [2018-11-28 11:16:55,656 INFO L87 Difference]: Start difference. First operand 70 states and 71 transitions. Second operand 67 states. [2018-11-28 11:17:03,860 WARN L180 SmtUtils]: Spent 4.01 s on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2018-11-28 11:17:07,891 WARN L180 SmtUtils]: Spent 4.02 s on a formula simplification. DAG size of input: 55 DAG size of output: 52 [2018-11-28 11:17:34,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:17:34,455 INFO L93 Difference]: Finished difference Result 87 states and 89 transitions. [2018-11-28 11:17:34,456 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2018-11-28 11:17:34,456 INFO L78 Accepts]: Start accepts. Automaton has 67 states. Word has length 67 [2018-11-28 11:17:34,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:17:34,456 INFO L225 Difference]: With dead ends: 87 [2018-11-28 11:17:34,457 INFO L226 Difference]: Without dead ends: 85 [2018-11-28 11:17:34,458 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 32 SyntacticMatches, 8 SemanticMatches, 106 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 3205 ImplicationChecksByTransitivity, 46.6s TimeCoverageRelationStatistics Valid=879, Invalid=9839, Unknown=10, NotChecked=828, Total=11556 [2018-11-28 11:17:34,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2018-11-28 11:17:34,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 78. [2018-11-28 11:17:34,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2018-11-28 11:17:34,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 79 transitions. [2018-11-28 11:17:34,473 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 79 transitions. Word has length 67 [2018-11-28 11:17:34,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:17:34,473 INFO L480 AbstractCegarLoop]: Abstraction has 78 states and 79 transitions. [2018-11-28 11:17:34,473 INFO L481 AbstractCegarLoop]: Interpolant automaton has 67 states. [2018-11-28 11:17:34,474 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 79 transitions. [2018-11-28 11:17:34,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-28 11:17:34,474 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:17:34,475 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:17:34,475 INFO L423 AbstractCegarLoop]: === Iteration 14 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:17:34,475 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:17:34,475 INFO L82 PathProgramCache]: Analyzing trace with hash 714308261, now seen corresponding path program 5 times [2018-11-28 11:17:34,475 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:17:34,475 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:17:34,476 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:17:34,476 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 11:17:34,476 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:17:34,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:17:34,784 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 15 proven. 45 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-11-28 11:17:34,784 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:17:34,785 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8cd28892-0e07-4dd2-95b8-0814ea6a7a01/bin-2019/uautomizer/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 11:17:34,796 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-11-28 11:17:59,579 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2018-11-28 11:17:59,579 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-28 11:17:59,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:17:59,950 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 15 proven. 45 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-11-28 11:17:59,966 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 11:17:59,966 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2018-11-28 11:17:59,967 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-28 11:17:59,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-28 11:17:59,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2018-11-28 11:17:59,967 INFO L87 Difference]: Start difference. First operand 78 states and 79 transitions. Second operand 16 states. [2018-11-28 11:18:00,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:18:00,101 INFO L93 Difference]: Finished difference Result 134 states and 136 transitions. [2018-11-28 11:18:00,101 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 11:18:00,102 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 75 [2018-11-28 11:18:00,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:18:00,102 INFO L225 Difference]: With dead ends: 134 [2018-11-28 11:18:00,102 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 11:18:00,103 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2018-11-28 11:18:00,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 11:18:00,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 11:18:00,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 11:18:00,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 11:18:00,104 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 75 [2018-11-28 11:18:00,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:18:00,104 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 11:18:00,104 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-28 11:18:00,104 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 11:18:00,104 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 11:18:00,107 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 11:18:01,093 WARN L180 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 407 DAG size of output: 158 [2018-11-28 11:18:01,352 WARN L180 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 42 [2018-11-28 11:18:03,564 WARN L180 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 229 DAG size of output: 1 [2018-11-28 11:18:04,283 WARN L180 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 398 DAG size of output: 152 [2018-11-28 11:18:04,615 WARN L180 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 111 [2018-11-28 11:18:04,616 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 11:18:04,617 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-28 11:18:04,617 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 11:18:04,617 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 11:18:04,617 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-28 11:18:04,617 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 11:18:04,617 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 11:18:04,617 INFO L444 ceAbstractionStarter]: At program point L31(line 31) the Hoare annotation is: (let ((.cse27 (+ main_~max~0 4294967295))) (let ((.cse30 (div .cse27 4294967296))) (let ((.cse16 (* 4294967296 .cse30))) (let ((.cse24 (+ main_~i~0 .cse16))) (let ((.cse4 (and (<= main_~max~0 5) (= 0 |main_~#str1~0.offset|) (not (= |main_~#str1~0.base| |main_~#str2~0.base|)) (<= 5 main_~max~0) (<= 4294967296 .cse24))) (.cse5 (= 0 |main_~#str2~0.offset|)) (.cse26 (select |#memory_int| |main_~#str1~0.base|))) (let ((.cse7 (select |#memory_int| |main_~#str2~0.base|)) (.cse6 (select .cse26 (+ main_~i~0 |main_~#str1~0.offset|))) (.cse17 (and .cse4 .cse5))) (let ((.cse3 (= |main_#t~mem7| |main_#t~mem6|)) (.cse12 (let ((.cse28 (* (- 4294967296) .cse30))) (and (= (select .cse26 (+ |main_~#str1~0.offset| (mod .cse27 4294967296) (- 4))) (select .cse7 (+ |main_~#str2~0.offset| 4))) (= (select .cse26 1) (select .cse7 (+ |main_~#str1~0.offset| main_~max~0 .cse28 4294967294))) (or (let ((.cse29 (store .cse7 (+ main_~j~0 |main_~#str2~0.offset|) .cse6))) (= (select (select (store |#memory_int| |main_~#str2~0.base| .cse29) |main_~#str1~0.base|) 1) (select .cse29 (+ |main_~#str1~0.offset| (* (- 1) main_~i~0) main_~max~0 .cse28 4294967294)))) (<= 1 (+ |main_~#str1~0.offset| main_~i~0))) .cse17)))) (or (and (exists ((main_~max~0 Int)) (let ((.cse2 (select |#memory_int| |main_~#str2~0.base|)) (.cse0 (select |#memory_int| |main_~#str1~0.base|)) (.cse1 (mod (+ main_~max~0 4294967295) 4294967296))) (and (= (select .cse0 (+ |main_~#str1~0.offset| .cse1)) (select .cse2 |main_~#str2~0.offset|)) (= (select .cse0 (+ |main_~#str1~0.offset| .cse1 (- 2))) (select .cse2 (+ |main_~#str2~0.offset| 2))) (= (select .cse0 (+ |main_~#str1~0.offset| .cse1 (- 1))) (select .cse2 (+ |main_~#str2~0.offset| 1))) (<= .cse1 2147483647) (= (select .cse0 (+ |main_~#str1~0.offset| .cse1 (- 4))) (select .cse2 (+ |main_~#str2~0.offset| 4))) (< .cse1 5) (= main_~j~0 .cse1) (<= 4 .cse1) (= (select .cse2 (+ |main_~#str2~0.offset| 3)) (select .cse0 (+ |main_~#str1~0.offset| .cse1 (- 3))))))) (and .cse3 .cse4 .cse5) (= main_~i~0 0)) (and (= .cse6 (select .cse7 (+ |main_~#str2~0.offset| main_~j~0))) .cse3 (= main_~j~0 0) (and (exists ((v_main_~i~0_64 Int)) (let ((.cse9 (+ main_~max~0 4294967291)) (.cse8 (+ (* 4294967296 (div (+ main_~max~0 4294967295) 4294967296)) v_main_~i~0_64)) (.cse11 (select |#memory_int| |main_~#str1~0.base|)) (.cse10 (select |#memory_int| |main_~#str2~0.base|))) (and (<= .cse8 .cse9) (= (select .cse10 3) (select .cse11 (+ |main_~#str1~0.offset| v_main_~i~0_64 1))) (= (select .cse11 (+ |main_~#str1~0.offset| v_main_~i~0_64 2)) (select .cse10 2)) (= (select .cse11 (+ |main_~#str1~0.offset| v_main_~i~0_64)) (select .cse10 4)) (<= v_main_~i~0_64 0) (<= .cse9 .cse8) (= (select .cse11 (+ |main_~#str1~0.offset| v_main_~i~0_64 3)) (select .cse10 1)) (<= 0 v_main_~i~0_64)))) .cse12) (= main_~i~0 4)) (and (exists ((main_~max~0 Int)) (let ((.cse15 (select |#memory_int| |main_~#str2~0.base|)) (.cse13 (select |#memory_int| |main_~#str1~0.base|)) (.cse14 (mod (+ main_~max~0 4294967295) 4294967296))) (and (= (select .cse13 (+ |main_~#str1~0.offset| .cse14)) (select .cse15 |main_~#str2~0.offset|)) (= (select .cse13 (+ |main_~#str1~0.offset| .cse14 (- 2))) (select .cse15 (+ |main_~#str2~0.offset| 2))) (= .cse14 (+ main_~j~0 1)) (= (select .cse13 (+ |main_~#str1~0.offset| .cse14 (- 1))) (select .cse15 (+ |main_~#str2~0.offset| 1))) (<= .cse14 2147483647) (= (select .cse13 (+ |main_~#str1~0.offset| .cse14 (- 4))) (select .cse15 (+ |main_~#str2~0.offset| 4))) (< .cse14 5) (<= 4 .cse14) (= (select .cse15 (+ |main_~#str2~0.offset| 3)) (select .cse13 (+ |main_~#str1~0.offset| .cse14 (- 3))))))) .cse3 (= (+ |main_~#str1~0.offset| main_~max~0 4294967295) (+ main_~i~0 main_~j~0 |main_~#str2~0.offset| .cse16)) .cse17) (and (= main_~i~0 3) .cse3 .cse12 (exists ((main_~max~0 Int)) (let ((.cse20 (select |#memory_int| |main_~#str2~0.base|)) (.cse18 (select |#memory_int| |main_~#str1~0.base|)) (.cse19 (mod (+ main_~max~0 4294967295) 4294967296))) (and (= (select .cse18 (+ |main_~#str1~0.offset| .cse19)) (select .cse20 |main_~#str2~0.offset|)) (= (select .cse18 (+ |main_~#str1~0.offset| .cse19 (- 2))) (select .cse20 (+ |main_~#str2~0.offset| 2))) (= (+ main_~j~0 3) .cse19) (= (select .cse18 (+ |main_~#str1~0.offset| .cse19 (- 1))) (select .cse20 (+ |main_~#str2~0.offset| 1))) (<= .cse19 2147483647) (= (select .cse18 (+ |main_~#str1~0.offset| .cse19 (- 4))) (select .cse20 (+ |main_~#str2~0.offset| 4))) (< .cse19 5) (<= 4 .cse19) (= (select .cse20 (+ |main_~#str2~0.offset| 3)) (select .cse18 (+ |main_~#str1~0.offset| .cse19 (- 3)))))))) (let ((.cse25 (+ main_~max~0 4294967293))) (and (exists ((main_~max~0 Int)) (let ((.cse23 (select |#memory_int| |main_~#str2~0.base|)) (.cse21 (select |#memory_int| |main_~#str1~0.base|)) (.cse22 (mod (+ main_~max~0 4294967295) 4294967296))) (and (= (select .cse21 (+ |main_~#str1~0.offset| .cse22)) (select .cse23 |main_~#str2~0.offset|)) (= (select .cse21 (+ |main_~#str1~0.offset| .cse22 (- 2))) (select .cse23 (+ |main_~#str2~0.offset| 2))) (= (select .cse21 (+ |main_~#str1~0.offset| .cse22 (- 1))) (select .cse23 (+ |main_~#str2~0.offset| 1))) (<= .cse22 2147483647) (= (select .cse21 (+ |main_~#str1~0.offset| .cse22 (- 4))) (select .cse23 (+ |main_~#str2~0.offset| 4))) (= (+ main_~j~0 2) .cse22) (< .cse22 5) (<= 4 .cse22) (= (select .cse23 (+ |main_~#str2~0.offset| 3)) (select .cse21 (+ |main_~#str1~0.offset| .cse22 (- 3))))))) (<= .cse24 .cse25) .cse3 .cse12 (<= .cse25 .cse24))))))))))) [2018-11-28 11:18:04,617 INFO L448 ceAbstractionStarter]: For program point L31-1(line 31) no Hoare annotation was computed. [2018-11-28 11:18:04,617 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 11 34) no Hoare annotation was computed. [2018-11-28 11:18:04,617 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 11 34) no Hoare annotation was computed. [2018-11-28 11:18:04,618 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 11 34) the Hoare annotation is: true [2018-11-28 11:18:04,618 INFO L448 ceAbstractionStarter]: For program point L30-2(lines 30 33) no Hoare annotation was computed. [2018-11-28 11:18:04,618 INFO L444 ceAbstractionStarter]: At program point L30-3(lines 30 33) the Hoare annotation is: (let ((.cse33 (+ main_~max~0 4294967295))) (let ((.cse32 (div .cse33 4294967296))) (let ((.cse13 (* 4294967296 .cse32)) (.cse24 (select |#memory_int| |main_~#str1~0.base|))) (let ((.cse22 (select |#memory_int| |main_~#str2~0.base|)) (.cse21 (select .cse24 (+ main_~i~0 |main_~#str1~0.offset|))) (.cse8 (+ main_~i~0 .cse13))) (let ((.cse15 (and (= 0 |main_~#str1~0.offset|) (not (= |main_~#str1~0.base| |main_~#str2~0.base|)) (<= 4294967296 .cse8))) (.cse20 (= 0 |main_~#str2~0.offset|)) (.cse19 (= main_~max~0 5)) (.cse30 (store .cse22 (+ main_~j~0 |main_~#str2~0.offset|) .cse21))) (let ((.cse0 (mod .cse33 4294967296)) (.cse29 (select (store |#memory_int| |main_~#str2~0.base| .cse30) |main_~#str1~0.base|)) (.cse14 (and (and .cse15 .cse20) .cse19))) (let ((.cse1 (let ((.cse31 (* (- 4294967296) .cse32))) (and (= (select .cse24 (+ |main_~#str1~0.offset| .cse0 (- 4))) (select .cse22 (+ |main_~#str2~0.offset| 4))) (= (select .cse24 1) (select .cse22 (+ |main_~#str1~0.offset| main_~max~0 .cse31 4294967294))) (or (= (select .cse29 1) (select .cse30 (+ |main_~#str1~0.offset| (* (- 1) main_~i~0) main_~max~0 .cse31 4294967294))) (<= 1 (+ |main_~#str1~0.offset| main_~i~0))) .cse14)))) (let ((.cse23 (and (exists ((v_main_~i~0_64 Int)) (let ((.cse26 (+ main_~max~0 4294967291)) (.cse25 (+ (* 4294967296 (div (+ main_~max~0 4294967295) 4294967296)) v_main_~i~0_64)) (.cse28 (select |#memory_int| |main_~#str1~0.base|)) (.cse27 (select |#memory_int| |main_~#str2~0.base|))) (and (<= .cse25 .cse26) (= (select .cse27 3) (select .cse28 (+ |main_~#str1~0.offset| v_main_~i~0_64 1))) (= (select .cse28 (+ |main_~#str1~0.offset| v_main_~i~0_64 2)) (select .cse27 2)) (= (select .cse28 (+ |main_~#str1~0.offset| v_main_~i~0_64)) (select .cse27 4)) (<= v_main_~i~0_64 0) (<= .cse26 .cse25) (= (select .cse28 (+ |main_~#str1~0.offset| v_main_~i~0_64 3)) (select .cse27 1)) (<= 0 v_main_~i~0_64)))) .cse1 (or (= (select .cse29 (+ |main_~#str1~0.offset| 3)) (select .cse30 1)) (<= 1 main_~i~0))))) (or (and (= (+ main_~i~0 1) .cse0) .cse1 (exists ((main_~max~0 Int)) (let ((.cse4 (select |#memory_int| |main_~#str2~0.base|)) (.cse2 (select |#memory_int| |main_~#str1~0.base|)) (.cse3 (mod (+ main_~max~0 4294967295) 4294967296))) (and (= (select .cse2 (+ |main_~#str1~0.offset| .cse3)) (select .cse4 |main_~#str2~0.offset|)) (= (select .cse2 (+ |main_~#str1~0.offset| .cse3 (- 2))) (select .cse4 (+ |main_~#str2~0.offset| 2))) (= (+ main_~j~0 3) .cse3) (= (select .cse2 (+ |main_~#str1~0.offset| .cse3 (- 1))) (select .cse4 (+ |main_~#str2~0.offset| 1))) (<= .cse3 2147483647) (= (select .cse2 (+ |main_~#str1~0.offset| .cse3 (- 4))) (select .cse4 (+ |main_~#str2~0.offset| 4))) (< .cse3 5) (<= 4 .cse3) (= (select .cse4 (+ |main_~#str2~0.offset| 3)) (select .cse2 (+ |main_~#str1~0.offset| .cse3 (- 3)))))))) (let ((.cse9 (+ main_~max~0 4294967293))) (and (exists ((main_~max~0 Int)) (let ((.cse7 (select |#memory_int| |main_~#str2~0.base|)) (.cse5 (select |#memory_int| |main_~#str1~0.base|)) (.cse6 (mod (+ main_~max~0 4294967295) 4294967296))) (and (= (select .cse5 (+ |main_~#str1~0.offset| .cse6)) (select .cse7 |main_~#str2~0.offset|)) (= (select .cse5 (+ |main_~#str1~0.offset| .cse6 (- 2))) (select .cse7 (+ |main_~#str2~0.offset| 2))) (= (select .cse5 (+ |main_~#str1~0.offset| .cse6 (- 1))) (select .cse7 (+ |main_~#str2~0.offset| 1))) (<= .cse6 2147483647) (= (select .cse5 (+ |main_~#str1~0.offset| .cse6 (- 4))) (select .cse7 (+ |main_~#str2~0.offset| 4))) (= (+ main_~j~0 2) .cse6) (< .cse6 5) (<= 4 .cse6) (= (select .cse7 (+ |main_~#str2~0.offset| 3)) (select .cse5 (+ |main_~#str1~0.offset| .cse6 (- 3))))))) (<= .cse8 .cse9) .cse1 (<= .cse9 .cse8))) (and (exists ((main_~max~0 Int)) (let ((.cse12 (select |#memory_int| |main_~#str2~0.base|)) (.cse10 (select |#memory_int| |main_~#str1~0.base|)) (.cse11 (mod (+ main_~max~0 4294967295) 4294967296))) (and (= (select .cse10 (+ |main_~#str1~0.offset| .cse11)) (select .cse12 |main_~#str2~0.offset|)) (= (select .cse10 (+ |main_~#str1~0.offset| .cse11 (- 2))) (select .cse12 (+ |main_~#str2~0.offset| 2))) (= .cse11 (+ main_~j~0 1)) (= (select .cse10 (+ |main_~#str1~0.offset| .cse11 (- 1))) (select .cse12 (+ |main_~#str2~0.offset| 1))) (<= .cse11 2147483647) (= (select .cse10 (+ |main_~#str1~0.offset| .cse11 (- 4))) (select .cse12 (+ |main_~#str2~0.offset| 4))) (< .cse11 5) (<= 4 .cse11) (= (select .cse12 (+ |main_~#str2~0.offset| 3)) (select .cse10 (+ |main_~#str1~0.offset| .cse11 (- 3))))))) (= (+ |main_~#str1~0.offset| main_~max~0 4294967295) (+ main_~i~0 main_~j~0 |main_~#str2~0.offset| .cse13)) .cse14) (and .cse15 (exists ((main_~max~0 Int)) (let ((.cse18 (select |#memory_int| |main_~#str2~0.base|)) (.cse16 (select |#memory_int| |main_~#str1~0.base|)) (.cse17 (mod (+ main_~max~0 4294967295) 4294967296))) (and (= (select .cse16 (+ |main_~#str1~0.offset| .cse17)) (select .cse18 |main_~#str2~0.offset|)) (= (select .cse16 (+ |main_~#str1~0.offset| .cse17 (- 2))) (select .cse18 (+ |main_~#str2~0.offset| 2))) (= (select .cse16 (+ |main_~#str1~0.offset| .cse17 (- 1))) (select .cse18 (+ |main_~#str2~0.offset| 1))) (<= .cse17 2147483647) (= (select .cse16 (+ |main_~#str1~0.offset| .cse17 (- 4))) (select .cse18 (+ |main_~#str2~0.offset| 4))) (< .cse17 5) (= main_~j~0 .cse17) (<= 4 .cse17) (= (select .cse18 (+ |main_~#str2~0.offset| 3)) (select .cse16 (+ |main_~#str1~0.offset| .cse17 (- 3))))))) .cse19 .cse20 (= main_~i~0 0)) (and (= .cse21 (select .cse22 (+ |main_~#str2~0.offset| main_~j~0))) (= main_~j~0 0) .cse23 (= main_~i~0 4)) (and (= main_~i~0 5) (and (= (select .cse24 (+ |main_~#str1~0.offset| .cse0)) (select .cse22 |main_~#str2~0.offset|)) .cse23))))))))))) [2018-11-28 11:18:04,618 INFO L448 ceAbstractionStarter]: For program point L30-4(lines 30 33) no Hoare annotation was computed. [2018-11-28 11:18:04,618 INFO L448 ceAbstractionStarter]: For program point L24-2(lines 24 27) no Hoare annotation was computed. [2018-11-28 11:18:04,618 INFO L444 ceAbstractionStarter]: At program point L24-3(lines 24 27) the Hoare annotation is: (let ((.cse6 (+ main_~max~0 4294967295)) (.cse10 (select |#memory_int| |main_~#str1~0.base|))) (let ((.cse13 (select .cse10 (+ |main_~#str1~0.offset| main_~i~0 2))) (.cse16 (select |#memory_int| |main_~#str2~0.base|)) (.cse15 (* 4294967296 (div .cse6 4294967296)))) (let ((.cse5 (+ main_~i~0 main_~j~0 .cse15)) (.cse9 (= .cse13 (select .cse16 (+ main_~j~0 |main_~#str2~0.offset| (- 2))))) (.cse14 (select .cse16 (+ |main_~#str2~0.offset| 1))) (.cse17 (select .cse10 (+ |main_~#str1~0.offset| main_~i~0 4))) (.cse3 (select .cse16 |main_~#str2~0.offset|)) (.cse4 (select .cse10 (+ |main_~#str1~0.offset| main_~i~0 1))) (.cse1 (= 0 |main_~#str1~0.offset|)) (.cse12 (select .cse16 (+ |main_~#str2~0.offset| 2))) (.cse8 (select .cse10 (+ |main_~#str1~0.offset| main_~i~0 3))) (.cse11 (mod .cse6 4294967296)) (.cse0 (not (= |main_~#str1~0.base| |main_~#str2~0.base|))) (.cse2 (= main_~max~0 5)) (.cse7 (= 0 |main_~#str2~0.offset|))) (or (and .cse0 .cse1 (= main_~i~0 3) .cse2 (= .cse3 .cse4) (= .cse5 .cse6) .cse7) (and .cse0 .cse1 (= .cse3 .cse8) (= (+ main_~j~0 |main_~#str2~0.offset|) 3) .cse9 (= (select .cse10 (+ |main_~#str1~0.offset| .cse11 (- 2))) .cse12) (= .cse11 (+ main_~i~0 3)) .cse2 .cse7) (and (= .cse13 .cse3) .cse0 (= (select .cse10 (+ |main_~#str1~0.offset| .cse11 (- 1))) .cse14) .cse1 (= .cse6 .cse5) .cse2 (<= (+ main_~i~0 .cse15) (+ main_~max~0 4294967293)) (<= main_~j~0 2) .cse7) (and .cse0 (= main_~j~0 4) .cse1 (= (select .cse16 (+ main_~j~0 |main_~#str2~0.offset| (- 3))) .cse8) (= .cse3 .cse17) (exists ((v_prenex_8 Int)) (and (<= (+ v_prenex_8 1) main_~j~0) (<= (+ |main_~#str1~0.offset| 3) (+ |main_~#str2~0.offset| v_prenex_8)) (= (select (select |#memory_int| |main_~#str2~0.base|) (+ v_prenex_8 |main_~#str2~0.offset|)) (select (select |#memory_int| |main_~#str1~0.base|) (+ |main_~#str1~0.offset| main_~i~0 1))))) .cse9 .cse2 .cse7 (= main_~i~0 0)) (and .cse0 (= .cse14 .cse17) (= main_~j~0 5) (= (select .cse10 (+ |main_~#str1~0.offset| main_~i~0 5)) .cse3) (= (select .cse16 (+ |main_~#str2~0.offset| 4)) .cse4) .cse1 (= .cse13 (select .cse16 (+ |main_~#str2~0.offset| 3))) .cse2 .cse7 (= .cse12 .cse8) (<= .cse11 (+ main_~i~0 5)) (<= (+ main_~i~0 1) 0)) (and .cse0 (= |main_~#str1~0.offset| 0) .cse2 (= main_~j~0 0) .cse7 (= main_~i~0 4)))))) [2018-11-28 11:18:04,618 INFO L448 ceAbstractionStarter]: For program point L24-4(lines 24 27) no Hoare annotation was computed. [2018-11-28 11:18:04,618 INFO L448 ceAbstractionStarter]: For program point L16-2(lines 16 18) no Hoare annotation was computed. [2018-11-28 11:18:04,619 INFO L444 ceAbstractionStarter]: At program point L16-3(lines 16 18) the Hoare annotation is: (let ((.cse0 (not (= |main_~#str1~0.base| |main_~#str2~0.base|)))) (let ((.cse4 (and (<= main_~max~0 5) (= 0 |main_~#str1~0.offset|) .cse0 (<= 4294967298 (+ main_~i~0 (* 4294967296 (div (+ main_~max~0 4294967295) 4294967296)))) (<= 5 main_~max~0))) (.cse1 (= |main_~#str1~0.offset| 0)) (.cse2 (= main_~max~0 5)) (.cse3 (= 0 |main_~#str2~0.offset|))) (or (and .cse0 .cse1 (<= 1 main_~i~0) .cse2 (<= main_~i~0 1) .cse3) (and (= main_~i~0 5) (and (= |main_~#str2~0.offset| 0) .cse4)) (and .cse4 (<= main_~i~0 3) .cse3) (and .cse4 .cse3 (= main_~i~0 4)) (and .cse0 .cse1 .cse2 .cse3 (= main_~i~0 0))))) [2018-11-28 11:18:04,619 INFO L448 ceAbstractionStarter]: For program point L16-4(lines 16 18) no Hoare annotation was computed. [2018-11-28 11:18:04,619 INFO L448 ceAbstractionStarter]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5) no Hoare annotation was computed. [2018-11-28 11:18:04,619 INFO L451 ceAbstractionStarter]: At program point __VERIFIER_assertENTRY(lines 3 8) the Hoare annotation is: true [2018-11-28 11:18:04,619 INFO L448 ceAbstractionStarter]: For program point __VERIFIER_assertEXIT(lines 3 8) no Hoare annotation was computed. [2018-11-28 11:18:04,619 INFO L448 ceAbstractionStarter]: For program point L5(line 5) no Hoare annotation was computed. [2018-11-28 11:18:04,619 INFO L448 ceAbstractionStarter]: For program point L4(lines 4 6) no Hoare annotation was computed. [2018-11-28 11:18:04,619 INFO L448 ceAbstractionStarter]: For program point L4-2(lines 3 8) no Hoare annotation was computed. [2018-11-28 11:18:04,627 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,628 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,628 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,629 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,629 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,629 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,629 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,629 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,630 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,630 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,630 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,630 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,630 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,631 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,631 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,631 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,631 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,631 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,631 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,632 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,632 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,632 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,632 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,632 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,633 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,633 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,633 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,633 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,633 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,633 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,634 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,634 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,634 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,634 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,634 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,634 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,634 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,634 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,635 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,635 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,635 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,635 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,635 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,635 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,636 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,636 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,636 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,636 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,637 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,637 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,637 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,637 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,641 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,642 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,642 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,642 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,642 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,642 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,642 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,642 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,643 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,643 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,643 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,643 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,643 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,643 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,643 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,643 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,644 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,644 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,644 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,644 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,644 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,644 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,644 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,644 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,645 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,645 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,645 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,645 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,645 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,646 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,646 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,646 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,646 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,646 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,647 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,647 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,647 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,647 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,647 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,648 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,648 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,648 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,648 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,648 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,649 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,649 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,649 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,649 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,649 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,649 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,650 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,650 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,650 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,650 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,650 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,650 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,650 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,650 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,651 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,651 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,651 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,651 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,651 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,651 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,651 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,651 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,651 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,652 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,652 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,652 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,652 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,652 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,652 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,652 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,652 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,652 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,653 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,653 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,653 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,653 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,653 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,653 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,653 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,653 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,653 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,653 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,654 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,654 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,654 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,654 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,654 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,654 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,654 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,654 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,654 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,654 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,655 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,655 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,655 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,655 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,655 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,655 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,655 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,655 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,655 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,655 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,665 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,665 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,666 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,666 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,666 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,666 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,667 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,667 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,667 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,667 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,667 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,668 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,668 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,668 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,668 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,668 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,668 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,668 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,669 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,669 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,669 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,669 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,669 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,669 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,669 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,669 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,670 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,670 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,670 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,670 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,670 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,670 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,670 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,671 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,671 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,671 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,671 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,671 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,672 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,672 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,672 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,672 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,672 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,673 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,673 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,673 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,673 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,674 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,674 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,674 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,674 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,674 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,676 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,676 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,680 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,681 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,681 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,681 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,681 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,681 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,682 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,682 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,682 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,682 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,682 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,682 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,683 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,683 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,683 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,683 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,683 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,683 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,684 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,684 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,684 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,684 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,684 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,685 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,685 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,685 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,685 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,685 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,686 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,686 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,686 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,686 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,686 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,686 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,687 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,687 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,687 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,687 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,687 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,687 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,688 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,688 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,688 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,688 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,688 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,688 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,689 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,689 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,689 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,689 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,689 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,689 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,690 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,690 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,690 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,690 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,690 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,690 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,690 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,691 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,691 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,691 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,691 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,691 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,691 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,692 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,692 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,692 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,692 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,692 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,692 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,692 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,693 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,693 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,693 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,693 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,693 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,693 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,694 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,694 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,694 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,694 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,694 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,694 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,694 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,695 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,695 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,695 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,695 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,695 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,695 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,695 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,696 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,696 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,696 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,696 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,696 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,696 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,696 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,697 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,697 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,697 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,697 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,697 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,701 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-28 11:18:04,701 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-28 11:18:04,702 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-28 11:18:04,702 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,702 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,702 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,703 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,703 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,703 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,703 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,703 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,703 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,704 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,704 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,704 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,704 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,704 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,704 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,705 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,705 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,705 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,705 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,705 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,705 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,705 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,706 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,706 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,706 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,706 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,706 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,706 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,707 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,707 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,707 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-28 11:18:04,708 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-28 11:18:04,708 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-28 11:18:04,708 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,709 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,709 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,709 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,709 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,709 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,709 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,710 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,710 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,710 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,710 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,710 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,710 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,710 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,711 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,711 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,711 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,711 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,711 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,711 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,711 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,712 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,712 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,712 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,712 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,712 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,712 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,713 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,713 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,713 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 11:18:04 BoogieIcfgContainer [2018-11-28 11:18:04,715 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 11:18:04,715 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 11:18:04,715 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 11:18:04,715 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 11:18:04,716 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:13:49" (3/4) ... [2018-11-28 11:18:04,722 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 11:18:04,728 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 11:18:04,730 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 11:18:04,730 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2018-11-28 11:18:04,733 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-28 11:18:04,733 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-28 11:18:04,734 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 11:18:04,765 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(str1 == str2) && 0 == str1) && i == 3) && max == 5) && unknown-#memory_int-unknown[str2][str2] == unknown-#memory_int-unknown[str1][str1 + i + 1]) && i + j + 4294967296 * ((max + 4294967295) / 4294967296) == max + 4294967295) && 0 == str2) || ((((((((!(str1 == str2) && 0 == str1) && unknown-#memory_int-unknown[str2][str2] == unknown-#memory_int-unknown[str1][str1 + i + 3]) && j + str2 == 3) && unknown-#memory_int-unknown[str1][str1 + i + 2] == unknown-#memory_int-unknown[str2][j + str2 + -2]) && unknown-#memory_int-unknown[str1][str1 + (max + 4294967295) % 4294967296 + -2] == unknown-#memory_int-unknown[str2][str2 + 2]) && (max + 4294967295) % 4294967296 == i + 3) && max == 5) && 0 == str2)) || ((((((((unknown-#memory_int-unknown[str1][str1 + i + 2] == unknown-#memory_int-unknown[str2][str2] && !(str1 == str2)) && unknown-#memory_int-unknown[str1][str1 + (max + 4294967295) % 4294967296 + -1] == unknown-#memory_int-unknown[str2][str2 + 1]) && 0 == str1) && max + 4294967295 == i + j + 4294967296 * ((max + 4294967295) / 4294967296)) && max == 5) && i + 4294967296 * ((max + 4294967295) / 4294967296) <= max + 4294967293) && j <= 2) && 0 == str2)) || (((((((((!(str1 == str2) && j == 4) && 0 == str1) && unknown-#memory_int-unknown[str2][j + str2 + -3] == unknown-#memory_int-unknown[str1][str1 + i + 3]) && unknown-#memory_int-unknown[str2][str2] == unknown-#memory_int-unknown[str1][str1 + i + 4]) && (\exists v_prenex_8 : int :: (v_prenex_8 + 1 <= j && str1 + 3 <= str2 + v_prenex_8) && unknown-#memory_int-unknown[str2][v_prenex_8 + str2] == unknown-#memory_int-unknown[str1][str1 + i + 1])) && unknown-#memory_int-unknown[str1][str1 + i + 2] == unknown-#memory_int-unknown[str2][j + str2 + -2]) && max == 5) && 0 == str2) && i == 0)) || (((((((((((!(str1 == str2) && unknown-#memory_int-unknown[str2][str2 + 1] == unknown-#memory_int-unknown[str1][str1 + i + 4]) && j == 5) && unknown-#memory_int-unknown[str1][str1 + i + 5] == unknown-#memory_int-unknown[str2][str2]) && unknown-#memory_int-unknown[str2][str2 + 4] == unknown-#memory_int-unknown[str1][str1 + i + 1]) && 0 == str1) && unknown-#memory_int-unknown[str1][str1 + i + 2] == unknown-#memory_int-unknown[str2][str2 + 3]) && max == 5) && 0 == str2) && unknown-#memory_int-unknown[str2][str2 + 2] == unknown-#memory_int-unknown[str1][str1 + i + 3]) && (max + 4294967295) % 4294967296 <= i + 5) && i + 1 <= 0)) || (((((!(str1 == str2) && str1 == 0) && max == 5) && j == 0) && 0 == str2) && i == 4) [2018-11-28 11:18:04,765 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((i + 1 == (max + 4294967295) % 4294967296 && ((unknown-#memory_int-unknown[str1][str1 + (max + 4294967295) % 4294967296 + -4] == unknown-#memory_int-unknown[str2][str2 + 4] && unknown-#memory_int-unknown[str1][1] == unknown-#memory_int-unknown[str2][str1 + max + -4294967296 * ((max + 4294967295) / 4294967296) + 4294967294]) && (unknown-#memory_int-unknown[str2 := unknown-#memory_int-unknown[str2][j + str2 := unknown-#memory_int-unknown[str1][i + str1]]][str1][1] == unknown-#memory_int-unknown[str2][j + str2 := unknown-#memory_int-unknown[str1][i + str1]][str1 + -1 * i + max + -4294967296 * ((max + 4294967295) / 4294967296) + 4294967294] || 1 <= str1 + i)) && (((0 == str1 && !(str1 == str2)) && 4294967296 <= i + 4294967296 * ((max + 4294967295) / 4294967296)) && 0 == str2) && max == 5) && (\exists main_~max~0 : int :: (((((((unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296] == unknown-#memory_int-unknown[str2][str2] && unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296 + -2] == unknown-#memory_int-unknown[str2][str2 + 2]) && j + 3 == (main_~max~0 + 4294967295) % 4294967296) && unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296 + -1] == unknown-#memory_int-unknown[str2][str2 + 1]) && (main_~max~0 + 4294967295) % 4294967296 <= 2147483647) && unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296 + -4] == unknown-#memory_int-unknown[str2][str2 + 4]) && (main_~max~0 + 4294967295) % 4294967296 < 5) && 4 <= (main_~max~0 + 4294967295) % 4294967296) && unknown-#memory_int-unknown[str2][str2 + 3] == unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296 + -3])) || ((((\exists main_~max~0 : int :: (((((((unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296] == unknown-#memory_int-unknown[str2][str2] && unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296 + -2] == unknown-#memory_int-unknown[str2][str2 + 2]) && unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296 + -1] == unknown-#memory_int-unknown[str2][str2 + 1]) && (main_~max~0 + 4294967295) % 4294967296 <= 2147483647) && unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296 + -4] == unknown-#memory_int-unknown[str2][str2 + 4]) && j + 2 == (main_~max~0 + 4294967295) % 4294967296) && (main_~max~0 + 4294967295) % 4294967296 < 5) && 4 <= (main_~max~0 + 4294967295) % 4294967296) && unknown-#memory_int-unknown[str2][str2 + 3] == unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296 + -3]) && i + 4294967296 * ((max + 4294967295) / 4294967296) <= max + 4294967293) && ((unknown-#memory_int-unknown[str1][str1 + (max + 4294967295) % 4294967296 + -4] == unknown-#memory_int-unknown[str2][str2 + 4] && unknown-#memory_int-unknown[str1][1] == unknown-#memory_int-unknown[str2][str1 + max + -4294967296 * ((max + 4294967295) / 4294967296) + 4294967294]) && (unknown-#memory_int-unknown[str2 := unknown-#memory_int-unknown[str2][j + str2 := unknown-#memory_int-unknown[str1][i + str1]]][str1][1] == unknown-#memory_int-unknown[str2][j + str2 := unknown-#memory_int-unknown[str1][i + str1]][str1 + -1 * i + max + -4294967296 * ((max + 4294967295) / 4294967296) + 4294967294] || 1 <= str1 + i)) && (((0 == str1 && !(str1 == str2)) && 4294967296 <= i + 4294967296 * ((max + 4294967295) / 4294967296)) && 0 == str2) && max == 5) && max + 4294967293 <= i + 4294967296 * ((max + 4294967295) / 4294967296))) || (((\exists main_~max~0 : int :: (((((((unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296] == unknown-#memory_int-unknown[str2][str2] && unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296 + -2] == unknown-#memory_int-unknown[str2][str2 + 2]) && (main_~max~0 + 4294967295) % 4294967296 == j + 1) && unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296 + -1] == unknown-#memory_int-unknown[str2][str2 + 1]) && (main_~max~0 + 4294967295) % 4294967296 <= 2147483647) && unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296 + -4] == unknown-#memory_int-unknown[str2][str2 + 4]) && (main_~max~0 + 4294967295) % 4294967296 < 5) && 4 <= (main_~max~0 + 4294967295) % 4294967296) && unknown-#memory_int-unknown[str2][str2 + 3] == unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296 + -3]) && str1 + max + 4294967295 == i + j + str2 + 4294967296 * ((max + 4294967295) / 4294967296)) && (((0 == str1 && !(str1 == str2)) && 4294967296 <= i + 4294967296 * ((max + 4294967295) / 4294967296)) && 0 == str2) && max == 5)) || ((((((0 == str1 && !(str1 == str2)) && 4294967296 <= i + 4294967296 * ((max + 4294967295) / 4294967296)) && (\exists main_~max~0 : int :: (((((((unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296] == unknown-#memory_int-unknown[str2][str2] && unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296 + -2] == unknown-#memory_int-unknown[str2][str2 + 2]) && unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296 + -1] == unknown-#memory_int-unknown[str2][str2 + 1]) && (main_~max~0 + 4294967295) % 4294967296 <= 2147483647) && unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296 + -4] == unknown-#memory_int-unknown[str2][str2 + 4]) && (main_~max~0 + 4294967295) % 4294967296 < 5) && j == (main_~max~0 + 4294967295) % 4294967296) && 4 <= (main_~max~0 + 4294967295) % 4294967296) && unknown-#memory_int-unknown[str2][str2 + 3] == unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296 + -3])) && max == 5) && 0 == str2) && i == 0)) || (((unknown-#memory_int-unknown[str1][i + str1] == unknown-#memory_int-unknown[str2][str2 + j] && j == 0) && ((\exists v_main_~i~0_64 : int :: ((((((4294967296 * ((max + 4294967295) / 4294967296) + v_main_~i~0_64 <= max + 4294967291 && unknown-#memory_int-unknown[str2][3] == unknown-#memory_int-unknown[str1][str1 + v_main_~i~0_64 + 1]) && unknown-#memory_int-unknown[str1][str1 + v_main_~i~0_64 + 2] == unknown-#memory_int-unknown[str2][2]) && unknown-#memory_int-unknown[str1][str1 + v_main_~i~0_64] == unknown-#memory_int-unknown[str2][4]) && v_main_~i~0_64 <= 0) && max + 4294967291 <= 4294967296 * ((max + 4294967295) / 4294967296) + v_main_~i~0_64) && unknown-#memory_int-unknown[str1][str1 + v_main_~i~0_64 + 3] == unknown-#memory_int-unknown[str2][1]) && 0 <= v_main_~i~0_64) && ((unknown-#memory_int-unknown[str1][str1 + (max + 4294967295) % 4294967296 + -4] == unknown-#memory_int-unknown[str2][str2 + 4] && unknown-#memory_int-unknown[str1][1] == unknown-#memory_int-unknown[str2][str1 + max + -4294967296 * ((max + 4294967295) / 4294967296) + 4294967294]) && (unknown-#memory_int-unknown[str2 := unknown-#memory_int-unknown[str2][j + str2 := unknown-#memory_int-unknown[str1][i + str1]]][str1][1] == unknown-#memory_int-unknown[str2][j + str2 := unknown-#memory_int-unknown[str1][i + str1]][str1 + -1 * i + max + -4294967296 * ((max + 4294967295) / 4294967296) + 4294967294] || 1 <= str1 + i)) && (((0 == str1 && !(str1 == str2)) && 4294967296 <= i + 4294967296 * ((max + 4294967295) / 4294967296)) && 0 == str2) && max == 5) && (unknown-#memory_int-unknown[str2 := unknown-#memory_int-unknown[str2][j + str2 := unknown-#memory_int-unknown[str1][i + str1]]][str1][str1 + 3] == unknown-#memory_int-unknown[str2][j + str2 := unknown-#memory_int-unknown[str1][i + str1]][1] || 1 <= i)) && i == 4)) || (i == 5 && unknown-#memory_int-unknown[str1][str1 + (max + 4294967295) % 4294967296] == unknown-#memory_int-unknown[str2][str2] && ((\exists v_main_~i~0_64 : int :: ((((((4294967296 * ((max + 4294967295) / 4294967296) + v_main_~i~0_64 <= max + 4294967291 && unknown-#memory_int-unknown[str2][3] == unknown-#memory_int-unknown[str1][str1 + v_main_~i~0_64 + 1]) && unknown-#memory_int-unknown[str1][str1 + v_main_~i~0_64 + 2] == unknown-#memory_int-unknown[str2][2]) && unknown-#memory_int-unknown[str1][str1 + v_main_~i~0_64] == unknown-#memory_int-unknown[str2][4]) && v_main_~i~0_64 <= 0) && max + 4294967291 <= 4294967296 * ((max + 4294967295) / 4294967296) + v_main_~i~0_64) && unknown-#memory_int-unknown[str1][str1 + v_main_~i~0_64 + 3] == unknown-#memory_int-unknown[str2][1]) && 0 <= v_main_~i~0_64) && ((unknown-#memory_int-unknown[str1][str1 + (max + 4294967295) % 4294967296 + -4] == unknown-#memory_int-unknown[str2][str2 + 4] && unknown-#memory_int-unknown[str1][1] == unknown-#memory_int-unknown[str2][str1 + max + -4294967296 * ((max + 4294967295) / 4294967296) + 4294967294]) && (unknown-#memory_int-unknown[str2 := unknown-#memory_int-unknown[str2][j + str2 := unknown-#memory_int-unknown[str1][i + str1]]][str1][1] == unknown-#memory_int-unknown[str2][j + str2 := unknown-#memory_int-unknown[str1][i + str1]][str1 + -1 * i + max + -4294967296 * ((max + 4294967295) / 4294967296) + 4294967294] || 1 <= str1 + i)) && (((0 == str1 && !(str1 == str2)) && 4294967296 <= i + 4294967296 * ((max + 4294967295) / 4294967296)) && 0 == str2) && max == 5) && (unknown-#memory_int-unknown[str2 := unknown-#memory_int-unknown[str2][j + str2 := unknown-#memory_int-unknown[str1][i + str1]]][str1][str1 + 3] == unknown-#memory_int-unknown[str2][j + str2 := unknown-#memory_int-unknown[str1][i + str1]][1] || 1 <= i)) [2018-11-28 11:18:04,776 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_8cd28892-0e07-4dd2-95b8-0814ea6a7a01/bin-2019/uautomizer/witness.graphml [2018-11-28 11:18:04,777 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 11:18:04,778 INFO L168 Benchmark]: Toolchain (without parser) took 255478.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 954.4 MB in the beginning and 1.0 GB in the end (delta: -58.1 MB). Peak memory consumption was 103.9 MB. Max. memory is 11.5 GB. [2018-11-28 11:18:04,778 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:18:04,779 INFO L168 Benchmark]: CACSL2BoogieTranslator took 163.56 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 943.5 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. [2018-11-28 11:18:04,779 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.10 ms. Allocated memory is still 1.0 GB. Free memory is still 943.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:18:04,779 INFO L168 Benchmark]: Boogie Preprocessor took 55.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 943.5 MB in the beginning and 1.1 GB in the end (delta: -181.8 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. [2018-11-28 11:18:04,779 INFO L168 Benchmark]: RCFGBuilder took 189.83 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: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2018-11-28 11:18:04,779 INFO L168 Benchmark]: TraceAbstraction took 254986.78 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 34.6 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 89.1 MB). Peak memory consumption was 315.1 MB. Max. memory is 11.5 GB. [2018-11-28 11:18:04,780 INFO L168 Benchmark]: Witness Printer took 62.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-28 11:18:04,781 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 163.56 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 943.5 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 17.10 ms. Allocated memory is still 1.0 GB. Free memory is still 943.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 55.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 943.5 MB in the beginning and 1.1 GB in the end (delta: -181.8 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 189.83 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: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 254986.78 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 34.6 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 89.1 MB). Peak memory consumption was 315.1 MB. Max. memory is 11.5 GB. * Witness Printer took 62.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 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[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5]: 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: 30]: Loop Invariant [2018-11-28 11:18:04,789 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,789 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,790 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,790 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,790 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,790 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,790 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,790 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,791 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,791 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,791 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,791 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,791 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,791 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,792 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,792 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,792 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,792 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,792 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,796 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,796 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,796 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,796 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,796 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,796 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,797 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,797 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,797 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,797 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,797 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,797 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,798 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,798 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,798 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,798 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,798 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,798 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,799 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,799 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,799 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,799 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,799 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,799 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,799 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,800 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,800 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,800 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,800 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,800 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,800 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,801 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,801 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,802 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,802 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,802 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,802 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,802 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,802 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,803 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,803 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,803 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,803 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,803 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,803 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,804 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,804 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,804 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,804 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,804 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,804 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,805 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,805 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,805 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,805 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,805 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,805 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,806 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,806 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,806 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,806 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,806 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,806 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,806 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,807 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,807 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,807 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,807 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,807 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,807 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,808 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,808 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,808 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,808 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,808 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,808 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,809 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,809 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,809 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,809 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,809 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,809 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,809 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,810 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,810 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,810 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,810 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,810 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,810 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,811 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,811 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,811 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,811 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,811 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,811 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,811 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,812 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,812 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,812 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,812 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,812 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,812 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,812 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,813 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,813 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,813 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,813 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,813 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,813 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,813 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,814 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,814 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,814 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,814 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,814 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,814 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,814 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,815 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,815 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,815 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,815 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,815 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,815 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,815 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,816 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,816 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,816 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,816 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,816 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,816 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,816 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,816 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,817 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,817 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,817 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,817 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,817 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,817 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,817 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,819 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,819 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,819 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,819 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,820 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,820 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,820 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,820 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,820 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,820 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,821 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,821 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,821 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,821 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,821 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,821 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,822 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,822 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,822 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,822 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,822 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,823 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,823 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,823 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,823 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,823 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,823 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,823 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,824 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,824 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,824 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,824 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,824 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,825 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,825 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,825 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~max~0,QUANTIFIED] [2018-11-28 11:18:04,825 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,825 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,825 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,825 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,826 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,826 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,826 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,826 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,826 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,826 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,827 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,827 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,827 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,827 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,827 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,827 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_64,QUANTIFIED] [2018-11-28 11:18:04,828 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,828 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,829 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,829 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,829 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,829 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,829 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,829 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,829 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,830 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,830 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,830 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,830 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,830 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,830 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,831 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,831 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,831 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,831 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,831 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,831 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,844 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,845 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,845 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,845 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,845 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,845 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,845 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,846 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,846 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,846 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,846 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,846 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,846 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,846 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,847 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,847 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,847 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,847 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,847 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,847 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,847 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,848 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,848 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,848 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,848 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,848 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,848 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,849 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,849 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,849 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,849 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,849 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,849 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,849 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,850 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,850 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,850 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,850 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,850 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,850 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,850 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,850 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,867 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,867 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,867 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,867 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,868 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,868 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,868 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,868 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,868 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,868 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,868 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,869 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,869 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,869 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,869 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,869 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,869 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,869 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,869 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,870 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,870 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,870 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,870 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,870 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,870 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,870 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,871 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,871 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,871 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,871 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,871 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,871 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,871 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,871 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,872 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,872 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,872 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,872 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,872 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,872 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,872 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,872 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,892 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((((((i + 1 == (max + 4294967295) % 4294967296 && ((unknown-#memory_int-unknown[str1][str1 + (max + 4294967295) % 4294967296 + -4] == unknown-#memory_int-unknown[str2][str2 + 4] && unknown-#memory_int-unknown[str1][1] == unknown-#memory_int-unknown[str2][str1 + max + -4294967296 * ((max + 4294967295) / 4294967296) + 4294967294]) && (unknown-#memory_int-unknown[str2 := unknown-#memory_int-unknown[str2][j + str2 := unknown-#memory_int-unknown[str1][i + str1]]][str1][1] == unknown-#memory_int-unknown[str2][j + str2 := unknown-#memory_int-unknown[str1][i + str1]][str1 + -1 * i + max + -4294967296 * ((max + 4294967295) / 4294967296) + 4294967294] || 1 <= str1 + i)) && (((0 == str1 && !(str1 == str2)) && 4294967296 <= i + 4294967296 * ((max + 4294967295) / 4294967296)) && 0 == str2) && max == 5) && (\exists main_~max~0 : int :: (((((((unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296] == unknown-#memory_int-unknown[str2][str2] && unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296 + -2] == unknown-#memory_int-unknown[str2][str2 + 2]) && j + 3 == (main_~max~0 + 4294967295) % 4294967296) && unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296 + -1] == unknown-#memory_int-unknown[str2][str2 + 1]) && (main_~max~0 + 4294967295) % 4294967296 <= 2147483647) && unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296 + -4] == unknown-#memory_int-unknown[str2][str2 + 4]) && (main_~max~0 + 4294967295) % 4294967296 < 5) && 4 <= (main_~max~0 + 4294967295) % 4294967296) && unknown-#memory_int-unknown[str2][str2 + 3] == unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296 + -3])) || ((((\exists main_~max~0 : int :: (((((((unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296] == unknown-#memory_int-unknown[str2][str2] && unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296 + -2] == unknown-#memory_int-unknown[str2][str2 + 2]) && unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296 + -1] == unknown-#memory_int-unknown[str2][str2 + 1]) && (main_~max~0 + 4294967295) % 4294967296 <= 2147483647) && unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296 + -4] == unknown-#memory_int-unknown[str2][str2 + 4]) && j + 2 == (main_~max~0 + 4294967295) % 4294967296) && (main_~max~0 + 4294967295) % 4294967296 < 5) && 4 <= (main_~max~0 + 4294967295) % 4294967296) && unknown-#memory_int-unknown[str2][str2 + 3] == unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296 + -3]) && i + 4294967296 * ((max + 4294967295) / 4294967296) <= max + 4294967293) && ((unknown-#memory_int-unknown[str1][str1 + (max + 4294967295) % 4294967296 + -4] == unknown-#memory_int-unknown[str2][str2 + 4] && unknown-#memory_int-unknown[str1][1] == unknown-#memory_int-unknown[str2][str1 + max + -4294967296 * ((max + 4294967295) / 4294967296) + 4294967294]) && (unknown-#memory_int-unknown[str2 := unknown-#memory_int-unknown[str2][j + str2 := unknown-#memory_int-unknown[str1][i + str1]]][str1][1] == unknown-#memory_int-unknown[str2][j + str2 := unknown-#memory_int-unknown[str1][i + str1]][str1 + -1 * i + max + -4294967296 * ((max + 4294967295) / 4294967296) + 4294967294] || 1 <= str1 + i)) && (((0 == str1 && !(str1 == str2)) && 4294967296 <= i + 4294967296 * ((max + 4294967295) / 4294967296)) && 0 == str2) && max == 5) && max + 4294967293 <= i + 4294967296 * ((max + 4294967295) / 4294967296))) || (((\exists main_~max~0 : int :: (((((((unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296] == unknown-#memory_int-unknown[str2][str2] && unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296 + -2] == unknown-#memory_int-unknown[str2][str2 + 2]) && (main_~max~0 + 4294967295) % 4294967296 == j + 1) && unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296 + -1] == unknown-#memory_int-unknown[str2][str2 + 1]) && (main_~max~0 + 4294967295) % 4294967296 <= 2147483647) && unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296 + -4] == unknown-#memory_int-unknown[str2][str2 + 4]) && (main_~max~0 + 4294967295) % 4294967296 < 5) && 4 <= (main_~max~0 + 4294967295) % 4294967296) && unknown-#memory_int-unknown[str2][str2 + 3] == unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296 + -3]) && str1 + max + 4294967295 == i + j + str2 + 4294967296 * ((max + 4294967295) / 4294967296)) && (((0 == str1 && !(str1 == str2)) && 4294967296 <= i + 4294967296 * ((max + 4294967295) / 4294967296)) && 0 == str2) && max == 5)) || ((((((0 == str1 && !(str1 == str2)) && 4294967296 <= i + 4294967296 * ((max + 4294967295) / 4294967296)) && (\exists main_~max~0 : int :: (((((((unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296] == unknown-#memory_int-unknown[str2][str2] && unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296 + -2] == unknown-#memory_int-unknown[str2][str2 + 2]) && unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296 + -1] == unknown-#memory_int-unknown[str2][str2 + 1]) && (main_~max~0 + 4294967295) % 4294967296 <= 2147483647) && unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296 + -4] == unknown-#memory_int-unknown[str2][str2 + 4]) && (main_~max~0 + 4294967295) % 4294967296 < 5) && j == (main_~max~0 + 4294967295) % 4294967296) && 4 <= (main_~max~0 + 4294967295) % 4294967296) && unknown-#memory_int-unknown[str2][str2 + 3] == unknown-#memory_int-unknown[str1][str1 + (main_~max~0 + 4294967295) % 4294967296 + -3])) && max == 5) && 0 == str2) && i == 0)) || (((unknown-#memory_int-unknown[str1][i + str1] == unknown-#memory_int-unknown[str2][str2 + j] && j == 0) && ((\exists v_main_~i~0_64 : int :: ((((((4294967296 * ((max + 4294967295) / 4294967296) + v_main_~i~0_64 <= max + 4294967291 && unknown-#memory_int-unknown[str2][3] == unknown-#memory_int-unknown[str1][str1 + v_main_~i~0_64 + 1]) && unknown-#memory_int-unknown[str1][str1 + v_main_~i~0_64 + 2] == unknown-#memory_int-unknown[str2][2]) && unknown-#memory_int-unknown[str1][str1 + v_main_~i~0_64] == unknown-#memory_int-unknown[str2][4]) && v_main_~i~0_64 <= 0) && max + 4294967291 <= 4294967296 * ((max + 4294967295) / 4294967296) + v_main_~i~0_64) && unknown-#memory_int-unknown[str1][str1 + v_main_~i~0_64 + 3] == unknown-#memory_int-unknown[str2][1]) && 0 <= v_main_~i~0_64) && ((unknown-#memory_int-unknown[str1][str1 + (max + 4294967295) % 4294967296 + -4] == unknown-#memory_int-unknown[str2][str2 + 4] && unknown-#memory_int-unknown[str1][1] == unknown-#memory_int-unknown[str2][str1 + max + -4294967296 * ((max + 4294967295) / 4294967296) + 4294967294]) && (unknown-#memory_int-unknown[str2 := unknown-#memory_int-unknown[str2][j + str2 := unknown-#memory_int-unknown[str1][i + str1]]][str1][1] == unknown-#memory_int-unknown[str2][j + str2 := unknown-#memory_int-unknown[str1][i + str1]][str1 + -1 * i + max + -4294967296 * ((max + 4294967295) / 4294967296) + 4294967294] || 1 <= str1 + i)) && (((0 == str1 && !(str1 == str2)) && 4294967296 <= i + 4294967296 * ((max + 4294967295) / 4294967296)) && 0 == str2) && max == 5) && (unknown-#memory_int-unknown[str2 := unknown-#memory_int-unknown[str2][j + str2 := unknown-#memory_int-unknown[str1][i + str1]]][str1][str1 + 3] == unknown-#memory_int-unknown[str2][j + str2 := unknown-#memory_int-unknown[str1][i + str1]][1] || 1 <= i)) && i == 4)) || (i == 5 && unknown-#memory_int-unknown[str1][str1 + (max + 4294967295) % 4294967296] == unknown-#memory_int-unknown[str2][str2] && ((\exists v_main_~i~0_64 : int :: ((((((4294967296 * ((max + 4294967295) / 4294967296) + v_main_~i~0_64 <= max + 4294967291 && unknown-#memory_int-unknown[str2][3] == unknown-#memory_int-unknown[str1][str1 + v_main_~i~0_64 + 1]) && unknown-#memory_int-unknown[str1][str1 + v_main_~i~0_64 + 2] == unknown-#memory_int-unknown[str2][2]) && unknown-#memory_int-unknown[str1][str1 + v_main_~i~0_64] == unknown-#memory_int-unknown[str2][4]) && v_main_~i~0_64 <= 0) && max + 4294967291 <= 4294967296 * ((max + 4294967295) / 4294967296) + v_main_~i~0_64) && unknown-#memory_int-unknown[str1][str1 + v_main_~i~0_64 + 3] == unknown-#memory_int-unknown[str2][1]) && 0 <= v_main_~i~0_64) && ((unknown-#memory_int-unknown[str1][str1 + (max + 4294967295) % 4294967296 + -4] == unknown-#memory_int-unknown[str2][str2 + 4] && unknown-#memory_int-unknown[str1][1] == unknown-#memory_int-unknown[str2][str1 + max + -4294967296 * ((max + 4294967295) / 4294967296) + 4294967294]) && (unknown-#memory_int-unknown[str2 := unknown-#memory_int-unknown[str2][j + str2 := unknown-#memory_int-unknown[str1][i + str1]]][str1][1] == unknown-#memory_int-unknown[str2][j + str2 := unknown-#memory_int-unknown[str1][i + str1]][str1 + -1 * i + max + -4294967296 * ((max + 4294967295) / 4294967296) + 4294967294] || 1 <= str1 + i)) && (((0 == str1 && !(str1 == str2)) && 4294967296 <= i + 4294967296 * ((max + 4294967295) / 4294967296)) && 0 == str2) && max == 5) && (unknown-#memory_int-unknown[str2 := unknown-#memory_int-unknown[str2][j + str2 := unknown-#memory_int-unknown[str1][i + str1]]][str1][str1 + 3] == unknown-#memory_int-unknown[str2][j + str2 := unknown-#memory_int-unknown[str1][i + str1]][1] || 1 <= i)) - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: ((((((((!(str1 == str2) && str1 == 0) && 1 <= i) && max == 5) && i <= 1) && 0 == str2) || (i == 5 && str2 == 0 && (((max <= 5 && 0 == str1) && !(str1 == str2)) && 4294967298 <= i + 4294967296 * ((max + 4294967295) / 4294967296)) && 5 <= max)) || ((((((max <= 5 && 0 == str1) && !(str1 == str2)) && 4294967298 <= i + 4294967296 * ((max + 4294967295) / 4294967296)) && 5 <= max) && i <= 3) && 0 == str2)) || ((((((max <= 5 && 0 == str1) && !(str1 == str2)) && 4294967298 <= i + 4294967296 * ((max + 4294967295) / 4294967296)) && 5 <= max) && 0 == str2) && i == 4)) || ((((!(str1 == str2) && str1 == 0) && max == 5) && 0 == str2) && i == 0) - InvariantResult [Line: 24]: Loop Invariant [2018-11-28 11:18:04,989 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-28 11:18:04,990 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-28 11:18:04,990 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-28 11:18:04,990 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,990 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,990 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,991 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,991 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,991 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,991 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,991 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,991 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,991 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,991 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,992 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,992 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,992 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,992 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,992 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:04,992 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,020 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,021 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,021 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,021 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,021 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,021 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,021 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,021 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,022 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,022 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,022 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,022 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,022 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,023 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-28 11:18:05,023 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-28 11:18:05,023 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-28 11:18:05,023 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,024 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,024 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,024 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,024 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,024 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,024 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,024 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,025 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,025 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,025 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,025 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,025 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,025 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,025 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,026 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,026 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,026 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,026 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,026 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,026 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,026 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,026 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,027 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,051 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,052 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,052 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,052 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,052 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:18:05,052 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((((((((((!(str1 == str2) && 0 == str1) && i == 3) && max == 5) && unknown-#memory_int-unknown[str2][str2] == unknown-#memory_int-unknown[str1][str1 + i + 1]) && i + j + 4294967296 * ((max + 4294967295) / 4294967296) == max + 4294967295) && 0 == str2) || ((((((((!(str1 == str2) && 0 == str1) && unknown-#memory_int-unknown[str2][str2] == unknown-#memory_int-unknown[str1][str1 + i + 3]) && j + str2 == 3) && unknown-#memory_int-unknown[str1][str1 + i + 2] == unknown-#memory_int-unknown[str2][j + str2 + -2]) && unknown-#memory_int-unknown[str1][str1 + (max + 4294967295) % 4294967296 + -2] == unknown-#memory_int-unknown[str2][str2 + 2]) && (max + 4294967295) % 4294967296 == i + 3) && max == 5) && 0 == str2)) || ((((((((unknown-#memory_int-unknown[str1][str1 + i + 2] == unknown-#memory_int-unknown[str2][str2] && !(str1 == str2)) && unknown-#memory_int-unknown[str1][str1 + (max + 4294967295) % 4294967296 + -1] == unknown-#memory_int-unknown[str2][str2 + 1]) && 0 == str1) && max + 4294967295 == i + j + 4294967296 * ((max + 4294967295) / 4294967296)) && max == 5) && i + 4294967296 * ((max + 4294967295) / 4294967296) <= max + 4294967293) && j <= 2) && 0 == str2)) || (((((((((!(str1 == str2) && j == 4) && 0 == str1) && unknown-#memory_int-unknown[str2][j + str2 + -3] == unknown-#memory_int-unknown[str1][str1 + i + 3]) && unknown-#memory_int-unknown[str2][str2] == unknown-#memory_int-unknown[str1][str1 + i + 4]) && (\exists v_prenex_8 : int :: (v_prenex_8 + 1 <= j && str1 + 3 <= str2 + v_prenex_8) && unknown-#memory_int-unknown[str2][v_prenex_8 + str2] == unknown-#memory_int-unknown[str1][str1 + i + 1])) && unknown-#memory_int-unknown[str1][str1 + i + 2] == unknown-#memory_int-unknown[str2][j + str2 + -2]) && max == 5) && 0 == str2) && i == 0)) || (((((((((((!(str1 == str2) && unknown-#memory_int-unknown[str2][str2 + 1] == unknown-#memory_int-unknown[str1][str1 + i + 4]) && j == 5) && unknown-#memory_int-unknown[str1][str1 + i + 5] == unknown-#memory_int-unknown[str2][str2]) && unknown-#memory_int-unknown[str2][str2 + 4] == unknown-#memory_int-unknown[str1][str1 + i + 1]) && 0 == str1) && unknown-#memory_int-unknown[str1][str1 + i + 2] == unknown-#memory_int-unknown[str2][str2 + 3]) && max == 5) && 0 == str2) && unknown-#memory_int-unknown[str2][str2 + 2] == unknown-#memory_int-unknown[str1][str1 + i + 3]) && (max + 4294967295) % 4294967296 <= i + 5) && i + 1 <= 0)) || (((((!(str1 == str2) && str1 == 0) && max == 5) && j == 0) && 0 == str2) && i == 4) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 27 locations, 1 error locations. SAFE Result, 254.8s OverallTime, 14 OverallIterations, 7 TraceHistogramMax, 147.3s AutomataDifference, 0.0s DeadEndRemovalTime, 4.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 263 SDtfs, 569 SDslu, 1935 SDs, 0 SdLazy, 7965 SolverSat, 1050 SolverUnsat, 19 SolverUnknown, 0 SolverNotchecked, 43.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 873 GetRequests, 300 SyntacticMatches, 36 SemanticMatches, 537 ConstructedPredicates, 10 IntricatePredicates, 0 DeprecatedPredicates, 8884 ImplicationChecksByTransitivity, 176.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=78occurred in iteration=13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 14 MinimizatonAttempts, 123 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 30 PreInvPairs, 53 NumberOfFragments, 3147 HoareAnnotationTreeSize, 30 FomulaSimplifications, 433965 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 9 FomulaSimplificationsInter, 834500 FormulaSimplificationTreeSizeReductionInter, 4.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 25.4s SatisfiabilityAnalysisTime, 76.8s InterpolantComputationTime, 990 NumberOfCodeBlocks, 984 NumberOfCodeBlocksAsserted, 54 NumberOfCheckSat, 964 ConstructedInterpolants, 95 QuantifiedInterpolants, 1448670 SizeOfPredicates, 117 NumberOfNonLiveVariables, 1608 ConjunctsInSsa, 480 ConjunctsInUnsatCore, 26 InterpolantComputations, 3 PerfectInterpolantSequences, 460/1284 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...