./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label18_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7b516048-c6e5-4dd7-a38c-0e5327bf3e86/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7b516048-c6e5-4dd7-a38c-0e5327bf3e86/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7b516048-c6e5-4dd7-a38c-0e5327bf3e86/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7b516048-c6e5-4dd7-a38c-0e5327bf3e86/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label18_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7b516048-c6e5-4dd7-a38c-0e5327bf3e86/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7b516048-c6e5-4dd7-a38c-0e5327bf3e86/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 0b1eb39f0e741b958206d9dc54aeed5270272676 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 07:04:06,747 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 07:04:06,748 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 07:04:06,754 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 07:04:06,755 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 07:04:06,755 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 07:04:06,756 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 07:04:06,757 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 07:04:06,758 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 07:04:06,759 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 07:04:06,759 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 07:04:06,760 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 07:04:06,760 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 07:04:06,761 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 07:04:06,762 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 07:04:06,762 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 07:04:06,763 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 07:04:06,764 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 07:04:06,766 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 07:04:06,767 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 07:04:06,768 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 07:04:06,768 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 07:04:06,770 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 07:04:06,770 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 07:04:06,770 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 07:04:06,770 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 07:04:06,771 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 07:04:06,771 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 07:04:06,772 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 07:04:06,772 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 07:04:06,773 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 07:04:06,773 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 07:04:06,773 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 07:04:06,773 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 07:04:06,774 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 07:04:06,774 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 07:04:06,775 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7b516048-c6e5-4dd7-a38c-0e5327bf3e86/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 07:04:06,781 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 07:04:06,781 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 07:04:06,782 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 07:04:06,782 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 07:04:06,782 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 07:04:06,782 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 07:04:06,783 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 07:04:06,783 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 07:04:06,783 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 07:04:06,783 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 07:04:06,783 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 07:04:06,783 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 07:04:06,783 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 07:04:06,784 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 07:04:06,784 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 07:04:06,784 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 07:04:06,784 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 07:04:06,784 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 07:04:06,784 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 07:04:06,784 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 07:04:06,785 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 07:04:06,785 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 07:04:06,785 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 07:04:06,785 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 07:04:06,785 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 07:04:06,785 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 07:04:06,785 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 07:04:06,785 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 07:04:06,786 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 07:04:06,786 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 07:04:06,786 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_7b516048-c6e5-4dd7-a38c-0e5327bf3e86/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 -> 0b1eb39f0e741b958206d9dc54aeed5270272676 [2018-11-23 07:04:06,809 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 07:04:06,818 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 07:04:06,820 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 07:04:06,822 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 07:04:06,822 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 07:04:06,822 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7b516048-c6e5-4dd7-a38c-0e5327bf3e86/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label18_true-unreach-call_false-termination.c [2018-11-23 07:04:06,866 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7b516048-c6e5-4dd7-a38c-0e5327bf3e86/bin-2019/uautomizer/data/69bc082d1/458dfd5e92764bd7a55d8f7915c56f7c/FLAG8a17129bd [2018-11-23 07:04:07,297 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 07:04:07,297 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7b516048-c6e5-4dd7-a38c-0e5327bf3e86/sv-benchmarks/c/eca-rers2012/Problem02_label18_true-unreach-call_false-termination.c [2018-11-23 07:04:07,306 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7b516048-c6e5-4dd7-a38c-0e5327bf3e86/bin-2019/uautomizer/data/69bc082d1/458dfd5e92764bd7a55d8f7915c56f7c/FLAG8a17129bd [2018-11-23 07:04:07,317 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7b516048-c6e5-4dd7-a38c-0e5327bf3e86/bin-2019/uautomizer/data/69bc082d1/458dfd5e92764bd7a55d8f7915c56f7c [2018-11-23 07:04:07,320 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 07:04:07,321 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 07:04:07,322 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 07:04:07,322 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 07:04:07,324 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 07:04:07,325 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:04:07" (1/1) ... [2018-11-23 07:04:07,326 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22877cf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:04:07, skipping insertion in model container [2018-11-23 07:04:07,327 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:04:07" (1/1) ... [2018-11-23 07:04:07,333 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 07:04:07,365 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 07:04:07,605 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:04:07,608 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 07:04:07,672 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:04:07,682 INFO L195 MainTranslator]: Completed translation [2018-11-23 07:04:07,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:04:07 WrapperNode [2018-11-23 07:04:07,682 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 07:04:07,683 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 07:04:07,683 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 07:04:07,683 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 07:04:07,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:04:07" (1/1) ... [2018-11-23 07:04:07,747 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:04:07" (1/1) ... [2018-11-23 07:04:07,752 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 07:04:07,752 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 07:04:07,752 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 07:04:07,752 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 07:04:07,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:04:07" (1/1) ... [2018-11-23 07:04:07,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:04:07" (1/1) ... [2018-11-23 07:04:07,761 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:04:07" (1/1) ... [2018-11-23 07:04:07,761 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:04:07" (1/1) ... [2018-11-23 07:04:07,783 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:04:07" (1/1) ... [2018-11-23 07:04:07,791 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:04:07" (1/1) ... [2018-11-23 07:04:07,795 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:04:07" (1/1) ... [2018-11-23 07:04:07,800 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 07:04:07,800 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 07:04:07,800 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 07:04:07,800 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 07:04:07,801 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:04:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7b516048-c6e5-4dd7-a38c-0e5327bf3e86/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 07:04:07,848 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 07:04:07,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 07:04:07,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 07:04:07,848 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-23 07:04:07,848 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-23 07:04:07,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 07:04:07,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 07:04:07,849 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 07:04:07,849 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 07:04:08,572 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 07:04:08,572 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 07:04:08,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:04:08 BoogieIcfgContainer [2018-11-23 07:04:08,573 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 07:04:08,574 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 07:04:08,574 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 07:04:08,576 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 07:04:08,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 07:04:07" (1/3) ... [2018-11-23 07:04:08,577 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17568b26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 07:04:08, skipping insertion in model container [2018-11-23 07:04:08,577 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:04:07" (2/3) ... [2018-11-23 07:04:08,577 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17568b26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 07:04:08, skipping insertion in model container [2018-11-23 07:04:08,578 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:04:08" (3/3) ... [2018-11-23 07:04:08,579 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label18_true-unreach-call_false-termination.c [2018-11-23 07:04:08,585 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 07:04:08,590 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 07:04:08,599 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 07:04:08,620 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 07:04:08,620 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 07:04:08,620 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 07:04:08,620 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 07:04:08,620 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 07:04:08,620 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 07:04:08,621 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 07:04:08,621 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 07:04:08,621 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 07:04:08,637 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2018-11-23 07:04:08,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-23 07:04:08,645 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:04:08,646 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:04:08,648 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:04:08,651 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:04:08,652 INFO L82 PathProgramCache]: Analyzing trace with hash -427743519, now seen corresponding path program 1 times [2018-11-23 07:04:08,653 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 07:04:08,653 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 07:04:08,682 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:04:08,682 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:04:08,682 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:04:08,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:08,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:04:08,938 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:04:08,938 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 07:04:08,941 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 07:04:08,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 07:04:08,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 07:04:08,951 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 3 states. [2018-11-23 07:04:09,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:04:09,498 INFO L93 Difference]: Finished difference Result 618 states and 1056 transitions. [2018-11-23 07:04:09,499 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 07:04:09,500 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 133 [2018-11-23 07:04:09,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:04:09,511 INFO L225 Difference]: With dead ends: 618 [2018-11-23 07:04:09,512 INFO L226 Difference]: Without dead ends: 380 [2018-11-23 07:04:09,515 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 07:04:09,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2018-11-23 07:04:09,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 380. [2018-11-23 07:04:09,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2018-11-23 07:04:09,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 606 transitions. [2018-11-23 07:04:09,562 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 606 transitions. Word has length 133 [2018-11-23 07:04:09,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:04:09,562 INFO L480 AbstractCegarLoop]: Abstraction has 380 states and 606 transitions. [2018-11-23 07:04:09,562 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 07:04:09,563 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 606 transitions. [2018-11-23 07:04:09,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-23 07:04:09,566 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:04:09,566 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:04:09,567 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:04:09,567 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:04:09,567 INFO L82 PathProgramCache]: Analyzing trace with hash -309931354, now seen corresponding path program 1 times [2018-11-23 07:04:09,567 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 07:04:09,567 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 07:04:09,568 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:04:09,568 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:04:09,568 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:04:09,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:09,732 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:04:09,732 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:04:09,732 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 07:04:09,734 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 07:04:09,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 07:04:09,734 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-23 07:04:09,734 INFO L87 Difference]: Start difference. First operand 380 states and 606 transitions. Second operand 5 states. [2018-11-23 07:04:10,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:04:10,219 INFO L93 Difference]: Finished difference Result 898 states and 1492 transitions. [2018-11-23 07:04:10,219 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 07:04:10,219 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 141 [2018-11-23 07:04:10,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:04:10,222 INFO L225 Difference]: With dead ends: 898 [2018-11-23 07:04:10,222 INFO L226 Difference]: Without dead ends: 379 [2018-11-23 07:04:10,224 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-23 07:04:10,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2018-11-23 07:04:10,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 379. [2018-11-23 07:04:10,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2018-11-23 07:04:10,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 600 transitions. [2018-11-23 07:04:10,239 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 600 transitions. Word has length 141 [2018-11-23 07:04:10,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:04:10,239 INFO L480 AbstractCegarLoop]: Abstraction has 379 states and 600 transitions. [2018-11-23 07:04:10,239 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 07:04:10,239 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 600 transitions. [2018-11-23 07:04:10,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-23 07:04:10,248 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:04:10,249 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:04:10,249 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:04:10,249 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:04:10,249 INFO L82 PathProgramCache]: Analyzing trace with hash 325171058, now seen corresponding path program 1 times [2018-11-23 07:04:10,249 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 07:04:10,249 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 07:04:10,250 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:04:10,250 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:04:10,250 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:04:10,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:10,440 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:04:10,440 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:04:10,440 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 07:04:10,440 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 07:04:10,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 07:04:10,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-23 07:04:10,441 INFO L87 Difference]: Start difference. First operand 379 states and 600 transitions. Second operand 5 states. [2018-11-23 07:04:10,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:04:10,857 INFO L93 Difference]: Finished difference Result 896 states and 1477 transitions. [2018-11-23 07:04:10,860 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 07:04:10,860 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 147 [2018-11-23 07:04:10,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:04:10,862 INFO L225 Difference]: With dead ends: 896 [2018-11-23 07:04:10,862 INFO L226 Difference]: Without dead ends: 378 [2018-11-23 07:04:10,863 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-23 07:04:10,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 378 states. [2018-11-23 07:04:10,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 378 to 378. [2018-11-23 07:04:10,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 378 states. [2018-11-23 07:04:10,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 378 states and 592 transitions. [2018-11-23 07:04:10,873 INFO L78 Accepts]: Start accepts. Automaton has 378 states and 592 transitions. Word has length 147 [2018-11-23 07:04:10,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:04:10,873 INFO L480 AbstractCegarLoop]: Abstraction has 378 states and 592 transitions. [2018-11-23 07:04:10,873 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 07:04:10,873 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 592 transitions. [2018-11-23 07:04:10,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 07:04:10,875 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:04:10,876 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:04:10,877 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:04:10,877 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:04:10,877 INFO L82 PathProgramCache]: Analyzing trace with hash -1977398583, now seen corresponding path program 1 times [2018-11-23 07:04:10,877 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 07:04:10,877 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 07:04:10,878 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:04:10,878 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:04:10,878 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:04:10,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:10,971 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:04:10,971 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:04:10,971 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 07:04:10,972 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 07:04:10,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 07:04:10,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 07:04:10,972 INFO L87 Difference]: Start difference. First operand 378 states and 592 transitions. Second operand 6 states. [2018-11-23 07:04:11,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:04:11,565 INFO L93 Difference]: Finished difference Result 1186 states and 1935 transitions. [2018-11-23 07:04:11,566 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 07:04:11,566 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 155 [2018-11-23 07:04:11,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:04:11,569 INFO L225 Difference]: With dead ends: 1186 [2018-11-23 07:04:11,570 INFO L226 Difference]: Without dead ends: 814 [2018-11-23 07:04:11,571 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 07:04:11,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 814 states. [2018-11-23 07:04:11,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 814 to 803. [2018-11-23 07:04:11,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 803 states. [2018-11-23 07:04:11,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 803 states and 1204 transitions. [2018-11-23 07:04:11,594 INFO L78 Accepts]: Start accepts. Automaton has 803 states and 1204 transitions. Word has length 155 [2018-11-23 07:04:11,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:04:11,594 INFO L480 AbstractCegarLoop]: Abstraction has 803 states and 1204 transitions. [2018-11-23 07:04:11,594 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 07:04:11,594 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1204 transitions. [2018-11-23 07:04:11,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 07:04:11,597 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:04:11,597 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:04:11,598 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:04:11,598 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:04:11,598 INFO L82 PathProgramCache]: Analyzing trace with hash -282643699, now seen corresponding path program 1 times [2018-11-23 07:04:11,598 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 07:04:11,598 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 07:04:11,599 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:04:11,599 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:04:11,599 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:04:11,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:11,746 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:04:11,746 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:04:11,746 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 07:04:11,746 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 07:04:11,746 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 07:04:11,747 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-23 07:04:11,747 INFO L87 Difference]: Start difference. First operand 803 states and 1204 transitions. Second operand 5 states. [2018-11-23 07:04:12,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:04:12,202 INFO L93 Difference]: Finished difference Result 1744 states and 2660 transitions. [2018-11-23 07:04:12,203 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 07:04:12,203 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 157 [2018-11-23 07:04:12,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:04:12,205 INFO L225 Difference]: With dead ends: 1744 [2018-11-23 07:04:12,206 INFO L226 Difference]: Without dead ends: 800 [2018-11-23 07:04:12,207 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-23 07:04:12,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2018-11-23 07:04:12,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 800. [2018-11-23 07:04:12,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 800 states. [2018-11-23 07:04:12,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 800 states and 1186 transitions. [2018-11-23 07:04:12,222 INFO L78 Accepts]: Start accepts. Automaton has 800 states and 1186 transitions. Word has length 157 [2018-11-23 07:04:12,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:04:12,222 INFO L480 AbstractCegarLoop]: Abstraction has 800 states and 1186 transitions. [2018-11-23 07:04:12,222 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 07:04:12,222 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1186 transitions. [2018-11-23 07:04:12,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-23 07:04:12,224 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:04:12,224 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:04:12,224 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:04:12,224 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:04:12,224 INFO L82 PathProgramCache]: Analyzing trace with hash -440018095, now seen corresponding path program 1 times [2018-11-23 07:04:12,225 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 07:04:12,225 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 07:04:12,225 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:04:12,225 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:04:12,225 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:04:12,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:12,340 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:04:12,340 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:04:12,340 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 07:04:12,341 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 07:04:12,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 07:04:12,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-23 07:04:12,341 INFO L87 Difference]: Start difference. First operand 800 states and 1186 transitions. Second operand 5 states. [2018-11-23 07:04:12,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:04:12,743 INFO L93 Difference]: Finished difference Result 1738 states and 2621 transitions. [2018-11-23 07:04:12,743 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 07:04:12,743 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 159 [2018-11-23 07:04:12,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:04:12,746 INFO L225 Difference]: With dead ends: 1738 [2018-11-23 07:04:12,746 INFO L226 Difference]: Without dead ends: 797 [2018-11-23 07:04:12,748 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-23 07:04:12,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 797 states. [2018-11-23 07:04:12,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 797 to 797. [2018-11-23 07:04:12,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 797 states. [2018-11-23 07:04:12,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 797 states and 1165 transitions. [2018-11-23 07:04:12,760 INFO L78 Accepts]: Start accepts. Automaton has 797 states and 1165 transitions. Word has length 159 [2018-11-23 07:04:12,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:04:12,760 INFO L480 AbstractCegarLoop]: Abstraction has 797 states and 1165 transitions. [2018-11-23 07:04:12,760 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 07:04:12,760 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1165 transitions. [2018-11-23 07:04:12,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-23 07:04:12,762 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:04:12,762 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:04:12,762 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:04:12,763 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:04:12,763 INFO L82 PathProgramCache]: Analyzing trace with hash -988582951, now seen corresponding path program 1 times [2018-11-23 07:04:12,763 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 07:04:12,763 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 07:04:12,763 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:04:12,764 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:04:12,764 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:04:12,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:12,825 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:04:12,825 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:04:12,825 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 07:04:12,826 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 07:04:12,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 07:04:12,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 07:04:12,826 INFO L87 Difference]: Start difference. First operand 797 states and 1165 transitions. Second operand 6 states. [2018-11-23 07:04:13,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:04:13,350 INFO L93 Difference]: Finished difference Result 2367 states and 3607 transitions. [2018-11-23 07:04:13,353 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 07:04:13,353 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 163 [2018-11-23 07:04:13,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:04:13,357 INFO L225 Difference]: With dead ends: 2367 [2018-11-23 07:04:13,358 INFO L226 Difference]: Without dead ends: 1576 [2018-11-23 07:04:13,360 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 07:04:13,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1576 states. [2018-11-23 07:04:13,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1576 to 1550. [2018-11-23 07:04:13,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1550 states. [2018-11-23 07:04:13,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1550 states and 2217 transitions. [2018-11-23 07:04:13,385 INFO L78 Accepts]: Start accepts. Automaton has 1550 states and 2217 transitions. Word has length 163 [2018-11-23 07:04:13,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:04:13,386 INFO L480 AbstractCegarLoop]: Abstraction has 1550 states and 2217 transitions. [2018-11-23 07:04:13,386 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 07:04:13,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 2217 transitions. [2018-11-23 07:04:13,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-23 07:04:13,388 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:04:13,389 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:04:13,389 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:04:13,389 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:04:13,389 INFO L82 PathProgramCache]: Analyzing trace with hash -1094001216, now seen corresponding path program 1 times [2018-11-23 07:04:13,389 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 07:04:13,389 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 07:04:13,390 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:04:13,390 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:04:13,390 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:04:13,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:13,552 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 19 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:04:13,552 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:04:13,552 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7b516048-c6e5-4dd7-a38c-0e5327bf3e86/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 07:04:13,559 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:04:13,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:13,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:04:13,685 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:04:13,714 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 07:04:13,714 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2018-11-23 07:04:13,715 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-23 07:04:13,716 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-23 07:04:13,716 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2018-11-23 07:04:13,716 INFO L87 Difference]: Start difference. First operand 1550 states and 2217 transitions. Second operand 11 states. [2018-11-23 07:04:15,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:04:15,565 INFO L93 Difference]: Finished difference Result 4628 states and 6858 transitions. [2018-11-23 07:04:15,565 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-11-23 07:04:15,566 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 168 [2018-11-23 07:04:15,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:04:15,574 INFO L225 Difference]: With dead ends: 4628 [2018-11-23 07:04:15,574 INFO L226 Difference]: Without dead ends: 3084 [2018-11-23 07:04:15,578 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 183 SyntacticMatches, 2 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=216, Invalid=540, Unknown=0, NotChecked=0, Total=756 [2018-11-23 07:04:15,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3084 states. [2018-11-23 07:04:15,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3084 to 2991. [2018-11-23 07:04:15,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2991 states. [2018-11-23 07:04:15,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2991 states to 2991 states and 4030 transitions. [2018-11-23 07:04:15,622 INFO L78 Accepts]: Start accepts. Automaton has 2991 states and 4030 transitions. Word has length 168 [2018-11-23 07:04:15,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:04:15,622 INFO L480 AbstractCegarLoop]: Abstraction has 2991 states and 4030 transitions. [2018-11-23 07:04:15,622 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-23 07:04:15,622 INFO L276 IsEmpty]: Start isEmpty. Operand 2991 states and 4030 transitions. [2018-11-23 07:04:15,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-11-23 07:04:15,629 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 07:04:15,630 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:04:15,630 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 07:04:15,630 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:04:15,630 INFO L82 PathProgramCache]: Analyzing trace with hash -2028700589, now seen corresponding path program 1 times [2018-11-23 07:04:15,630 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 07:04:15,630 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 07:04:15,631 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:04:15,631 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:04:15,631 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:04:15,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:15,804 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 123 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:04:15,804 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 07:04:15,804 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7b516048-c6e5-4dd7-a38c-0e5327bf3e86/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 07:04:15,811 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:04:15,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:15,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:04:15,909 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 137 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:04:15,924 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 07:04:15,924 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 5] total 14 [2018-11-23 07:04:15,924 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-23 07:04:15,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-23 07:04:15,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2018-11-23 07:04:15,925 INFO L87 Difference]: Start difference. First operand 2991 states and 4030 transitions. Second operand 14 states. [2018-11-23 07:04:17,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:04:17,604 INFO L93 Difference]: Finished difference Result 8262 states and 11763 transitions. [2018-11-23 07:04:17,604 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-23 07:04:17,604 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 245 [2018-11-23 07:04:17,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 07:04:17,605 INFO L225 Difference]: With dead ends: 8262 [2018-11-23 07:04:17,605 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 07:04:17,625 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 291 GetRequests, 260 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 157 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=254, Invalid=738, Unknown=0, NotChecked=0, Total=992 [2018-11-23 07:04:17,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 07:04:17,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 07:04:17,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 07:04:17,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 07:04:17,626 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 245 [2018-11-23 07:04:17,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 07:04:17,626 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 07:04:17,626 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-23 07:04:17,626 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 07:04:17,626 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 07:04:17,630 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 07:04:17,715 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:04:17,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:04:17,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:04:17,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:04:17,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:04:17,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:04:17,741 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:04:17,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:04:17,758 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:04:17,766 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:04:17,769 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:04:17,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:04:17,780 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:04:17,781 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:04:17,781 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:04:17,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 07:04:18,266 WARN L180 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 55 [2018-11-23 07:04:18,427 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 49 [2018-11-23 07:04:18,582 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 49 [2018-11-23 07:04:18,584 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 07:04:18,584 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a11~0)| ~a11~0) (= |old(~a17~0)| ~a17~0) (= |old(~a25~0)| ~a25~0) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|)) [2018-11-23 07:04:18,584 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 07:04:18,585 INFO L448 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,585 INFO L448 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,585 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,585 INFO L448 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,585 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,585 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-23 07:04:18,585 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-23 07:04:18,585 INFO L448 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-23 07:04:18,585 INFO L448 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-23 07:04:18,585 INFO L448 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-23 07:04:18,585 INFO L448 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-23 07:04:18,585 INFO L448 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-23 07:04:18,585 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-23 07:04:18,586 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-23 07:04:18,586 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-23 07:04:18,586 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-23 07:04:18,586 INFO L448 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-23 07:04:18,586 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-23 07:04:18,586 INFO L448 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,586 INFO L448 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,586 INFO L448 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,586 INFO L448 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,586 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-23 07:04:18,586 INFO L448 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,586 INFO L448 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-23 07:04:18,586 INFO L448 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-23 07:04:18,586 INFO L448 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-23 07:04:18,586 INFO L448 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-23 07:04:18,587 INFO L448 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-23 07:04:18,587 INFO L448 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-23 07:04:18,587 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-23 07:04:18,587 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-23 07:04:18,587 INFO L448 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-23 07:04:18,587 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-23 07:04:18,587 INFO L448 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-23 07:04:18,587 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-23 07:04:18,587 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-23 07:04:18,587 INFO L448 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-23 07:04:18,587 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-23 07:04:18,587 INFO L448 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,587 INFO L448 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,587 INFO L448 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,587 INFO L448 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,588 INFO L448 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,588 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-23 07:04:18,588 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-23 07:04:18,588 INFO L448 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-23 07:04:18,588 INFO L448 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-23 07:04:18,588 INFO L448 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-23 07:04:18,588 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-23 07:04:18,588 INFO L448 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-23 07:04:18,588 INFO L448 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-23 07:04:18,588 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-23 07:04:18,588 INFO L448 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-23 07:04:18,588 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-23 07:04:18,588 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,588 INFO L448 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,588 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,589 INFO L448 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,589 INFO L448 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,589 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-23 07:04:18,589 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-23 07:04:18,589 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-23 07:04:18,589 INFO L448 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-23 07:04:18,589 INFO L448 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-23 07:04:18,589 INFO L448 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-23 07:04:18,589 INFO L448 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-23 07:04:18,589 INFO L448 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-23 07:04:18,589 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-23 07:04:18,589 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-23 07:04:18,589 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-23 07:04:18,589 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-23 07:04:18,589 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-23 07:04:18,590 INFO L448 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,590 INFO L448 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,590 INFO L448 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,590 INFO L448 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,590 INFO L448 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,590 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-23 07:04:18,590 INFO L448 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-23 07:04:18,590 INFO L448 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-23 07:04:18,590 INFO L448 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-23 07:04:18,590 INFO L448 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-23 07:04:18,590 INFO L448 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-23 07:04:18,590 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-23 07:04:18,590 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-23 07:04:18,590 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-23 07:04:18,590 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-23 07:04:18,591 INFO L448 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-23 07:04:18,591 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-23 07:04:18,591 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-23 07:04:18,591 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-23 07:04:18,591 INFO L448 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-23 07:04:18,591 INFO L448 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-23 07:04:18,591 INFO L448 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,591 INFO L448 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,591 INFO L448 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,591 INFO L448 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,591 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-23 07:04:18,591 INFO L448 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,591 INFO L448 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-23 07:04:18,591 INFO L448 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,591 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-23 07:04:18,592 INFO L448 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-23 07:04:18,592 INFO L448 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-23 07:04:18,592 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,592 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,592 INFO L448 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-23 07:04:18,592 INFO L448 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-23 07:04:18,592 INFO L448 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-23 07:04:18,592 INFO L448 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-23 07:04:18,592 INFO L448 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-23 07:04:18,592 INFO L448 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-23 07:04:18,592 INFO L448 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-23 07:04:18,592 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-23 07:04:18,592 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 553) no Hoare annotation was computed. [2018-11-23 07:04:18,593 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-23 07:04:18,593 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-23 07:04:18,593 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-23 07:04:18,593 INFO L448 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,593 INFO L448 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,593 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,593 INFO L448 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,593 INFO L448 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,593 INFO L448 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,593 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-23 07:04:18,593 INFO L448 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-23 07:04:18,593 INFO L448 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-23 07:04:18,593 INFO L448 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-23 07:04:18,593 INFO L448 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-23 07:04:18,593 INFO L448 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-23 07:04:18,593 INFO L448 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-23 07:04:18,594 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-23 07:04:18,594 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-23 07:04:18,594 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-23 07:04:18,594 INFO L448 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-23 07:04:18,594 INFO L448 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,594 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,594 INFO L448 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,594 INFO L448 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,594 INFO L448 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,594 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,594 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-23 07:04:18,594 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-23 07:04:18,594 INFO L448 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-23 07:04:18,594 INFO L448 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-23 07:04:18,594 INFO L448 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-23 07:04:18,594 INFO L448 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-23 07:04:18,595 INFO L448 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-23 07:04:18,595 INFO L448 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-23 07:04:18,595 INFO L448 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-23 07:04:18,595 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-23 07:04:18,595 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-23 07:04:18,595 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-23 07:04:18,595 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-23 07:04:18,595 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-23 07:04:18,595 INFO L448 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,595 INFO L448 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,595 INFO L448 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,596 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse12 (= |old(~a11~0)| ~a11~0)) (.cse11 (= |old(~a25~0)| ~a25~0)) (.cse13 (= ~a19~0 |old(~a19~0)|)) (.cse14 (= ~a28~0 |old(~a28~0)|))) (let ((.cse1 (= 1 |old(~a25~0)|)) (.cse5 (= 9 |old(~a28~0)|)) (.cse10 (not (= |old(~a17~0)| 8))) (.cse7 (< 10 |old(~a28~0)|)) (.cse8 (= 8 |old(~a28~0)|)) (.cse9 (and .cse12 (= |old(~a17~0)| ~a17~0) .cse11 .cse13 .cse14)) (.cse0 (not (= 1 ~a21~0))) (.cse6 (= 1 |old(~a11~0)|)) (.cse2 (not (= 1 |old(~a19~0)|))) (.cse4 (= 8 ~a17~0)) (.cse3 (not (= 8 |old(~a17~0)|)))) (and (or .cse0 (not .cse1) .cse2 .cse3 (and (= 1 ~a11~0) (= 1 ~a25~0) (= 9 ~a28~0) .cse4 (= 1 ~a19~0)) (not .cse5) (not .cse6)) (or .cse7 .cse0 .cse8 .cse5 .cse9 .cse10) (or .cse7 .cse0 .cse9 .cse8 .cse10 .cse1) (or .cse7 .cse0 .cse6 .cse5 .cse10 .cse9) (or .cse7 .cse0 .cse8 .cse9 (< 7 |old(~a17~0)|)) (or .cse0 .cse6 .cse2 (and .cse11 .cse12 .cse4 .cse13 .cse14) .cse3)))) [2018-11-23 07:04:18,596 INFO L448 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,596 INFO L448 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,596 INFO L448 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,596 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-23 07:04:18,596 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-23 07:04:18,596 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-23 07:04:18,596 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-23 07:04:18,596 INFO L448 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-23 07:04:18,596 INFO L448 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-23 07:04:18,596 INFO L448 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-23 07:04:18,596 INFO L448 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-23 07:04:18,596 INFO L448 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-23 07:04:18,596 INFO L448 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-23 07:04:18,596 INFO L448 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-23 07:04:18,597 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-23 07:04:18,597 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-23 07:04:18,597 INFO L448 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,597 INFO L448 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,597 INFO L448 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,597 INFO L448 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,597 INFO L448 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,597 INFO L448 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,597 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-23 07:04:18,597 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-23 07:04:18,597 INFO L448 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-23 07:04:18,597 INFO L448 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-23 07:04:18,597 INFO L448 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-23 07:04:18,597 INFO L448 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-23 07:04:18,597 INFO L448 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-23 07:04:18,598 INFO L448 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-23 07:04:18,598 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-23 07:04:18,598 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-23 07:04:18,598 INFO L448 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-23 07:04:18,598 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-23 07:04:18,598 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-23 07:04:18,598 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-23 07:04:18,598 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-23 07:04:18,598 INFO L448 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-11-23 07:04:18,598 INFO L448 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,598 INFO L448 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,598 INFO L448 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,598 INFO L448 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,598 INFO L448 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 07:04:18,598 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-23 07:04:18,599 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-23 07:04:18,599 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-23 07:04:18,599 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-23 07:04:18,599 INFO L448 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-23 07:04:18,599 INFO L448 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-23 07:04:18,599 INFO L448 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-23 07:04:18,599 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-23 07:04:18,599 INFO L448 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-23 07:04:18,599 INFO L448 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-23 07:04:18,599 INFO L448 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-23 07:04:18,599 INFO L448 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-23 07:04:18,599 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-23 07:04:18,599 INFO L448 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-23 07:04:18,599 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-23 07:04:18,599 INFO L448 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-23 07:04:18,599 INFO L448 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-23 07:04:18,600 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-23 07:04:18,600 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-23 07:04:18,600 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 07:04:18,600 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a25~0 1)) (<= ~a28~0 10) (not (= ~a28~0 8)) (= 8 ~a17~0) (= 1 ~a19~0) (= ~a21~0 1) (not (= ~a11~0 1)) (not (= ~a28~0 9))) [2018-11-23 07:04:18,600 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 07:04:18,600 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 07:04:18,600 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (< 10 |old(~a28~0)|) (not (= 1 ~a21~0)) (= 1 |old(~a11~0)|) (not (= 1 |old(~a19~0)|)) (and (= |old(~a25~0)| ~a25~0) (= |old(~a11~0)| ~a11~0) (= 8 ~a17~0) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|)) (= 8 |old(~a28~0)|) (= 9 |old(~a28~0)|) (not (= 8 |old(~a17~0)|)) (= 1 |old(~a25~0)|)) [2018-11-23 07:04:18,600 INFO L444 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse2 (not (= ~a11~0 1))) (.cse4 (= 8 ~a17~0)) (.cse5 (= 1 ~a19~0)) (.cse0 (= |old(~a17~0)| ~a17~0)) (.cse3 (not (= ~a28~0 9))) (.cse1 (<= ~a28~0 10)) (.cse6 (not (= ~a28~0 8)))) (or (not (= 1 ~a21~0)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse2) (and (not (= ~a25~0 1)) .cse0 .cse1 .cse6) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (and (= 9 ~a28~0) .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse3) (= 9 |old(~a28~0)|) (and (<= ~a17~0 7) .cse1 .cse6) (< 10 |old(~a28~0)|) (not (= 1 |old(~a19~0)|)) (= 8 |old(~a28~0)|) (not (= 8 |old(~a17~0)|)))) [2018-11-23 07:04:18,600 INFO L448 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2018-11-23 07:04:18,600 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-11-23 07:04:18,601 INFO L444 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse2 (not (= ~a11~0 1))) (.cse4 (= 8 ~a17~0)) (.cse5 (= 1 ~a19~0)) (.cse0 (= |old(~a17~0)| ~a17~0)) (.cse3 (not (= ~a28~0 9))) (.cse1 (<= ~a28~0 10)) (.cse6 (not (= ~a28~0 8)))) (or (not (= 1 ~a21~0)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse2) (and (not (= ~a25~0 1)) .cse0 .cse1 .cse6) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (and (= 9 ~a28~0) .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse3) (= 9 |old(~a28~0)|) (and (<= ~a17~0 7) .cse1 .cse6) (< 10 |old(~a28~0)|) (not (= 1 |old(~a19~0)|)) (= 8 |old(~a28~0)|) (not (= 8 |old(~a17~0)|)))) [2018-11-23 07:04:18,601 INFO L448 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-23 07:04:18,601 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-23 07:04:18,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 07:04:18 BoogieIcfgContainer [2018-11-23 07:04:18,613 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 07:04:18,614 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 07:04:18,614 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 07:04:18,614 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 07:04:18,614 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:04:08" (3/4) ... [2018-11-23 07:04:18,617 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 07:04:18,623 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 07:04:18,624 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-23 07:04:18,624 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 07:04:18,633 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-23 07:04:18,634 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 07:04:18,658 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((!(1 == a21) || (((\old(a17) == a17 && a28 <= 10) && !(a11 == 1)) && !(a28 == 9))) || ((8 == a17 && 1 == a19) && !(a11 == 1))) || (((!(a25 == 1) && \old(a17) == a17) && a28 <= 10) && !(a28 == 8))) || 1 == \old(a25)) || 1 == \old(a11)) || ((9 == a28 && 8 == a17) && 1 == a19)) || (((\old(a17) == a17 && a28 <= 10) && !(a28 == 8)) && !(a28 == 9))) || 9 == \old(a28)) || ((a17 <= 7 && a28 <= 10) && !(a28 == 8))) || 10 < \old(a28)) || !(1 == \old(a19))) || 8 == \old(a28)) || !(8 == \old(a17)) [2018-11-23 07:04:18,727 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7b516048-c6e5-4dd7-a38c-0e5327bf3e86/bin-2019/uautomizer/witness.graphml [2018-11-23 07:04:18,727 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 07:04:18,728 INFO L168 Benchmark]: Toolchain (without parser) took 11407.54 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 416.3 MB). Free memory was 956.6 MB in the beginning and 924.1 MB in the end (delta: 32.5 MB). Peak memory consumption was 448.7 MB. Max. memory is 11.5 GB. [2018-11-23 07:04:18,728 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:04:18,728 INFO L168 Benchmark]: CACSL2BoogieTranslator took 360.76 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 921.6 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. [2018-11-23 07:04:18,729 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 921.6 MB in the beginning and 1.1 GB in the end (delta: -214.1 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-11-23 07:04:18,729 INFO L168 Benchmark]: Boogie Preprocessor took 47.75 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-23 07:04:18,729 INFO L168 Benchmark]: RCFGBuilder took 772.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 107.1 MB). Peak memory consumption was 107.1 MB. Max. memory is 11.5 GB. [2018-11-23 07:04:18,729 INFO L168 Benchmark]: TraceAbstraction took 10039.98 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 276.3 MB). Free memory was 1.0 GB in the beginning and 934.9 MB in the end (delta: 88.3 MB). Peak memory consumption was 364.6 MB. Max. memory is 11.5 GB. [2018-11-23 07:04:18,730 INFO L168 Benchmark]: Witness Printer took 113.33 ms. Allocated memory is still 1.4 GB. Free memory was 934.9 MB in the beginning and 924.1 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2018-11-23 07:04:18,731 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 360.76 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 921.6 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 69.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 921.6 MB in the beginning and 1.1 GB in the end (delta: -214.1 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 47.75 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 772.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 107.1 MB). Peak memory consumption was 107.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10039.98 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 276.3 MB). Free memory was 1.0 GB in the beginning and 934.9 MB in the end (delta: 88.3 MB). Peak memory consumption was 364.6 MB. Max. memory is 11.5 GB. * Witness Printer took 113.33 ms. Allocated memory is still 1.4 GB. Free memory was 934.9 MB in the beginning and 924.1 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 553]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((((((((!(1 == a21) || (((\old(a17) == a17 && a28 <= 10) && !(a11 == 1)) && !(a28 == 9))) || ((8 == a17 && 1 == a19) && !(a11 == 1))) || (((!(a25 == 1) && \old(a17) == a17) && a28 <= 10) && !(a28 == 8))) || 1 == \old(a25)) || 1 == \old(a11)) || ((9 == a28 && 8 == a17) && 1 == a19)) || (((\old(a17) == a17 && a28 <= 10) && !(a28 == 8)) && !(a28 == 9))) || 9 == \old(a28)) || ((a17 <= 7 && a28 <= 10) && !(a28 == 8))) || 10 < \old(a28)) || !(1 == \old(a19))) || 8 == \old(a28)) || !(8 == \old(a17)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. SAFE Result, 9.9s OverallTime, 9 OverallIterations, 4 TraceHistogramMax, 7.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 1020 SDtfs, 10539 SDslu, 1120 SDs, 0 SdLazy, 8913 SolverSat, 2811 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 557 GetRequests, 465 SyntacticMatches, 9 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 336 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2991occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 9 MinimizatonAttempts, 130 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 100 PreInvPairs, 200 NumberOfFragments, 514 HoareAnnotationTreeSize, 100 FomulaSimplifications, 4864 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 3305 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1881 NumberOfCodeBlocks, 1881 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1870 ConstructedInterpolants, 0 QuantifiedInterpolants, 1786907 SizeOfPredicates, 3 NumberOfNonLiveVariables, 973 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 11 InterpolantComputations, 8 PerfectInterpolantSequences, 437/488 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...