/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--class--cdc-wdm.ko.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 03:21:36,533 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 03:21:36,535 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 03:21:36,550 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 03:21:36,550 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 03:21:36,551 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 03:21:36,553 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 03:21:36,554 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 03:21:36,557 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 03:21:36,558 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 03:21:36,559 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 03:21:36,563 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 03:21:36,563 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 03:21:36,567 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 03:21:36,568 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 03:21:36,570 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 03:21:36,571 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 03:21:36,575 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 03:21:36,576 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 03:21:36,581 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 03:21:36,583 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 03:21:36,584 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 03:21:36,585 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 03:21:36,586 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 03:21:36,588 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 03:21:36,588 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 03:21:36,588 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 03:21:36,589 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 03:21:36,590 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 03:21:36,591 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 03:21:36,591 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 03:21:36,592 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 03:21:36,592 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 03:21:36,593 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 03:21:36,594 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 03:21:36,594 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 03:21:36,595 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 03:21:36,595 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 03:21:36,595 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 03:21:36,596 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 03:21:36,597 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 03:21:36,598 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 03:21:36,616 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 03:21:36,616 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 03:21:36,618 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 03:21:36,618 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 03:21:36,619 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 03:21:36,619 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 03:21:36,619 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 03:21:36,619 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 03:21:36,619 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 03:21:36,619 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 03:21:36,621 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 03:21:36,621 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 03:21:36,621 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 03:21:36,621 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 03:21:36,621 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 03:21:36,622 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 03:21:36,622 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 03:21:36,623 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 03:21:36,623 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 03:21:36,624 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 03:21:36,624 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 03:21:36,624 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 03:21:36,624 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 03:21:36,624 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 03:21:36,625 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 03:21:36,625 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 03:21:36,625 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 03:21:36,625 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 03:21:36,626 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 03:21:36,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 03:21:36,627 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 03:21:36,627 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 03:21:36,628 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 03:21:36,628 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 03:21:36,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 03:21:36,629 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 03:21:36,629 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 03:21:36,629 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 03:21:36,895 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 03:21:36,908 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 03:21:36,912 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 03:21:36,913 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 03:21:36,914 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 03:21:36,915 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--class--cdc-wdm.ko.cil.i [2019-11-24 03:21:36,993 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62ca3cf19/5f0e7e218302487aaa29df9103b4ef5f/FLAG89e3baa08 [2019-11-24 03:21:37,853 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 03:21:37,854 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--class--cdc-wdm.ko.cil.i [2019-11-24 03:21:37,895 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62ca3cf19/5f0e7e218302487aaa29df9103b4ef5f/FLAG89e3baa08 [2019-11-24 03:21:38,380 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62ca3cf19/5f0e7e218302487aaa29df9103b4ef5f [2019-11-24 03:21:38,389 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 03:21:38,391 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 03:21:38,392 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 03:21:38,392 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 03:21:38,396 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 03:21:38,397 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 03:21:38" (1/1) ... [2019-11-24 03:21:38,400 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10b094a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:21:38, skipping insertion in model container [2019-11-24 03:21:38,400 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 03:21:38" (1/1) ... [2019-11-24 03:21:38,408 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 03:21:38,582 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 03:21:41,974 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 03:21:42,009 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 03:21:42,340 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 03:21:43,363 INFO L208 MainTranslator]: Completed translation [2019-11-24 03:21:43,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:21:43 WrapperNode [2019-11-24 03:21:43,364 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 03:21:43,364 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 03:21:43,365 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 03:21:43,365 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 03:21:43,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:21:43" (1/1) ... [2019-11-24 03:21:43,472 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:21:43" (1/1) ... [2019-11-24 03:21:43,681 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 03:21:43,682 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 03:21:43,682 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 03:21:43,682 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 03:21:43,692 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:21:43" (1/1) ... [2019-11-24 03:21:43,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:21:43" (1/1) ... [2019-11-24 03:21:43,733 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:21:43" (1/1) ... [2019-11-24 03:21:43,734 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:21:43" (1/1) ... [2019-11-24 03:21:43,863 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:21:43" (1/1) ... [2019-11-24 03:21:43,912 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:21:43" (1/1) ... [2019-11-24 03:21:43,951 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:21:43" (1/1) ... [2019-11-24 03:21:44,000 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 03:21:44,001 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 03:21:44,001 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 03:21:44,002 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 03:21:44,004 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:21:43" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-24 03:21:44,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-24 03:21:44,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-24 03:21:44,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-24 03:21:44,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-24 03:21:44,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 03:21:44,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 03:21:44,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 03:21:44,094 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-24 03:21:44,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-24 03:21:44,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-24 03:21:44,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 03:21:54,087 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_entry_EMGentry_5_returnLabel: main_#res := 0; [2019-11-24 03:21:54,097 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint L6765: #t~ret819 := main_#res; [2019-11-24 03:21:54,098 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2019-11-24 03:22:37,823 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 03:22:37,823 INFO L284 CfgBuilder]: Removed 2091 assume(true) statements. [2019-11-24 03:22:37,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 03:22:37 BoogieIcfgContainer [2019-11-24 03:22:37,825 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 03:22:37,827 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-24 03:22:37,827 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-24 03:22:37,831 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-24 03:22:37,832 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 03:21:38" (1/3) ... [2019-11-24 03:22:37,835 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1377e46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 03:22:37, skipping insertion in model container [2019-11-24 03:22:37,836 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:21:43" (2/3) ... [2019-11-24 03:22:37,837 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1377e46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 03:22:37, skipping insertion in model container [2019-11-24 03:22:37,837 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 03:22:37" (3/3) ... [2019-11-24 03:22:37,839 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--usb--class--cdc-wdm.ko.cil.i [2019-11-24 03:22:37,850 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-24 03:22:37,858 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 160 error locations. [2019-11-24 03:22:37,868 INFO L249 AbstractCegarLoop]: Starting to check reachability of 160 error locations. [2019-11-24 03:22:37,902 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-24 03:22:37,902 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-24 03:22:37,902 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-24 03:22:37,902 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-24 03:22:37,902 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-24 03:22:37,902 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-24 03:22:37,903 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-24 03:22:37,903 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-24 03:22:37,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1095 states. [2019-11-24 03:22:37,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-24 03:22:37,950 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:22:37,951 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 03:22:37,953 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:22:37,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:22:37,959 INFO L82 PathProgramCache]: Analyzing trace with hash 651529059, now seen corresponding path program 1 times [2019-11-24 03:22:37,969 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:22:37,970 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298069635] [2019-11-24 03:22:37,970 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:22:38,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:22:38,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:22:38,546 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298069635] [2019-11-24 03:22:38,548 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:22:38,548 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 03:22:38,549 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929244028] [2019-11-24 03:22:38,554 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:22:38,555 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:22:38,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:22:38,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:22:38,572 INFO L87 Difference]: Start difference. First operand 1095 states. Second operand 4 states. [2019-11-24 03:22:38,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:22:38,775 INFO L93 Difference]: Finished difference Result 2152 states and 2984 transitions. [2019-11-24 03:22:38,776 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 03:22:38,777 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 10 [2019-11-24 03:22:38,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:22:38,809 INFO L225 Difference]: With dead ends: 2152 [2019-11-24 03:22:38,809 INFO L226 Difference]: Without dead ends: 977 [2019-11-24 03:22:38,819 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:22:38,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 977 states. [2019-11-24 03:22:38,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 977 to 977. [2019-11-24 03:22:38,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 977 states. [2019-11-24 03:22:38,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 977 states and 1128 transitions. [2019-11-24 03:22:38,924 INFO L78 Accepts]: Start accepts. Automaton has 977 states and 1128 transitions. Word has length 10 [2019-11-24 03:22:38,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:22:38,924 INFO L462 AbstractCegarLoop]: Abstraction has 977 states and 1128 transitions. [2019-11-24 03:22:38,924 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:22:38,925 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1128 transitions. [2019-11-24 03:22:38,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-24 03:22:38,925 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:22:38,926 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 03:22:38,927 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:22:38,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:22:38,927 INFO L82 PathProgramCache]: Analyzing trace with hash -945588473, now seen corresponding path program 1 times [2019-11-24 03:22:38,927 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:22:38,928 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756409571] [2019-11-24 03:22:38,928 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:22:39,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:22:39,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:22:39,167 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1756409571] [2019-11-24 03:22:39,168 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:22:39,168 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 03:22:39,168 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601976748] [2019-11-24 03:22:39,170 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:22:39,171 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:22:39,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:22:39,171 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:22:39,172 INFO L87 Difference]: Start difference. First operand 977 states and 1128 transitions. Second operand 4 states. [2019-11-24 03:22:39,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:22:39,224 INFO L93 Difference]: Finished difference Result 977 states and 1128 transitions. [2019-11-24 03:22:39,224 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 03:22:39,224 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2019-11-24 03:22:39,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:22:39,230 INFO L225 Difference]: With dead ends: 977 [2019-11-24 03:22:39,230 INFO L226 Difference]: Without dead ends: 973 [2019-11-24 03:22:39,231 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:22:39,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 973 states. [2019-11-24 03:22:39,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 973 to 973. [2019-11-24 03:22:39,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 973 states. [2019-11-24 03:22:39,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 973 states and 1124 transitions. [2019-11-24 03:22:39,269 INFO L78 Accepts]: Start accepts. Automaton has 973 states and 1124 transitions. Word has length 12 [2019-11-24 03:22:39,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:22:39,270 INFO L462 AbstractCegarLoop]: Abstraction has 973 states and 1124 transitions. [2019-11-24 03:22:39,270 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:22:39,270 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1124 transitions. [2019-11-24 03:22:39,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-24 03:22:39,271 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:22:39,271 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 03:22:39,272 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:22:39,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:22:39,273 INFO L82 PathProgramCache]: Analyzing trace with hash 1822755595, now seen corresponding path program 1 times [2019-11-24 03:22:39,273 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:22:39,276 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178716808] [2019-11-24 03:22:39,276 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:22:39,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:22:39,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:22:39,428 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178716808] [2019-11-24 03:22:39,428 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:22:39,428 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 03:22:39,428 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355520153] [2019-11-24 03:22:39,429 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:22:39,429 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:22:39,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:22:39,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:22:39,430 INFO L87 Difference]: Start difference. First operand 973 states and 1124 transitions. Second operand 4 states. [2019-11-24 03:22:39,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:22:39,477 INFO L93 Difference]: Finished difference Result 973 states and 1124 transitions. [2019-11-24 03:22:39,477 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 03:22:39,478 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2019-11-24 03:22:39,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:22:39,483 INFO L225 Difference]: With dead ends: 973 [2019-11-24 03:22:39,483 INFO L226 Difference]: Without dead ends: 969 [2019-11-24 03:22:39,484 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:22:39,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 969 states. [2019-11-24 03:22:39,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 969 to 969. [2019-11-24 03:22:39,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 969 states. [2019-11-24 03:22:39,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 969 states and 1120 transitions. [2019-11-24 03:22:39,518 INFO L78 Accepts]: Start accepts. Automaton has 969 states and 1120 transitions. Word has length 14 [2019-11-24 03:22:39,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:22:39,519 INFO L462 AbstractCegarLoop]: Abstraction has 969 states and 1120 transitions. [2019-11-24 03:22:39,519 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:22:39,519 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1120 transitions. [2019-11-24 03:22:39,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-24 03:22:39,520 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:22:39,520 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 03:22:39,521 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:22:39,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:22:39,522 INFO L82 PathProgramCache]: Analyzing trace with hash -678318225, now seen corresponding path program 1 times [2019-11-24 03:22:39,522 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:22:39,522 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711234892] [2019-11-24 03:22:39,522 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:22:39,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:22:39,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:22:39,679 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [711234892] [2019-11-24 03:22:39,679 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:22:39,679 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 03:22:39,679 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192736127] [2019-11-24 03:22:39,680 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:22:39,680 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:22:39,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:22:39,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:22:39,681 INFO L87 Difference]: Start difference. First operand 969 states and 1120 transitions. Second operand 4 states. [2019-11-24 03:22:39,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:22:39,734 INFO L93 Difference]: Finished difference Result 969 states and 1120 transitions. [2019-11-24 03:22:39,734 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 03:22:39,734 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2019-11-24 03:22:39,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:22:39,740 INFO L225 Difference]: With dead ends: 969 [2019-11-24 03:22:39,740 INFO L226 Difference]: Without dead ends: 965 [2019-11-24 03:22:39,741 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:22:39,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 965 states. [2019-11-24 03:22:39,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 965 to 965. [2019-11-24 03:22:39,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 965 states. [2019-11-24 03:22:39,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 965 states and 1116 transitions. [2019-11-24 03:22:39,778 INFO L78 Accepts]: Start accepts. Automaton has 965 states and 1116 transitions. Word has length 16 [2019-11-24 03:22:39,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:22:39,778 INFO L462 AbstractCegarLoop]: Abstraction has 965 states and 1116 transitions. [2019-11-24 03:22:39,779 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:22:39,779 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1116 transitions. [2019-11-24 03:22:39,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-24 03:22:39,780 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:22:39,780 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 03:22:39,781 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:22:39,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:22:39,781 INFO L82 PathProgramCache]: Analyzing trace with hash 971426867, now seen corresponding path program 1 times [2019-11-24 03:22:39,782 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:22:39,782 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317131737] [2019-11-24 03:22:39,782 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:22:39,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:22:39,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:22:39,932 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317131737] [2019-11-24 03:22:39,933 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:22:39,933 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 03:22:39,933 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859374671] [2019-11-24 03:22:39,933 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:22:39,934 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:22:39,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:22:39,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:22:39,934 INFO L87 Difference]: Start difference. First operand 965 states and 1116 transitions. Second operand 4 states. [2019-11-24 03:22:39,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:22:39,986 INFO L93 Difference]: Finished difference Result 965 states and 1116 transitions. [2019-11-24 03:22:39,987 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 03:22:39,987 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 18 [2019-11-24 03:22:39,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:22:39,992 INFO L225 Difference]: With dead ends: 965 [2019-11-24 03:22:39,992 INFO L226 Difference]: Without dead ends: 961 [2019-11-24 03:22:39,993 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:22:39,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 961 states. [2019-11-24 03:22:40,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 961 to 961. [2019-11-24 03:22:40,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 961 states. [2019-11-24 03:22:40,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 961 states and 1112 transitions. [2019-11-24 03:22:40,031 INFO L78 Accepts]: Start accepts. Automaton has 961 states and 1112 transitions. Word has length 18 [2019-11-24 03:22:40,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:22:40,032 INFO L462 AbstractCegarLoop]: Abstraction has 961 states and 1112 transitions. [2019-11-24 03:22:40,032 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:22:40,032 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1112 transitions. [2019-11-24 03:22:40,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-24 03:22:40,033 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:22:40,033 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 03:22:40,034 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:22:40,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:22:40,035 INFO L82 PathProgramCache]: Analyzing trace with hash -733092865, now seen corresponding path program 1 times [2019-11-24 03:22:40,035 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:22:40,035 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435648098] [2019-11-24 03:22:40,036 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:22:40,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:22:40,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:22:40,351 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435648098] [2019-11-24 03:22:40,352 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:22:40,352 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 03:22:40,352 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551122345] [2019-11-24 03:22:40,352 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:22:40,353 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:22:40,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:22:40,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:22:40,353 INFO L87 Difference]: Start difference. First operand 961 states and 1112 transitions. Second operand 4 states. [2019-11-24 03:22:40,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:22:40,540 INFO L93 Difference]: Finished difference Result 1201 states and 1363 transitions. [2019-11-24 03:22:40,541 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-24 03:22:40,541 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-11-24 03:22:40,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:22:40,548 INFO L225 Difference]: With dead ends: 1201 [2019-11-24 03:22:40,548 INFO L226 Difference]: Without dead ends: 1195 [2019-11-24 03:22:40,549 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:22:40,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1195 states. [2019-11-24 03:22:40,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1195 to 955. [2019-11-24 03:22:40,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 955 states. [2019-11-24 03:22:40,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 955 states and 1106 transitions. [2019-11-24 03:22:40,620 INFO L78 Accepts]: Start accepts. Automaton has 955 states and 1106 transitions. Word has length 19 [2019-11-24 03:22:40,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:22:40,629 INFO L462 AbstractCegarLoop]: Abstraction has 955 states and 1106 transitions. [2019-11-24 03:22:40,629 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:22:40,629 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1106 transitions. [2019-11-24 03:22:40,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-24 03:22:40,634 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:22:40,634 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 03:22:40,636 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:22:40,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:22:40,637 INFO L82 PathProgramCache]: Analyzing trace with hash -1090983122, now seen corresponding path program 1 times [2019-11-24 03:22:40,637 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:22:40,638 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546106989] [2019-11-24 03:22:40,638 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:22:40,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:22:40,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:22:40,929 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1546106989] [2019-11-24 03:22:40,930 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:22:40,930 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 03:22:40,931 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139588906] [2019-11-24 03:22:40,931 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 03:22:40,932 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:22:40,932 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 03:22:40,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 03:22:40,934 INFO L87 Difference]: Start difference. First operand 955 states and 1106 transitions. Second operand 3 states. [2019-11-24 03:22:41,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:22:41,374 INFO L93 Difference]: Finished difference Result 1714 states and 1978 transitions. [2019-11-24 03:22:41,375 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 03:22:41,375 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-11-24 03:22:41,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:22:41,380 INFO L225 Difference]: With dead ends: 1714 [2019-11-24 03:22:41,380 INFO L226 Difference]: Without dead ends: 952 [2019-11-24 03:22:41,382 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 03:22:41,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 952 states. [2019-11-24 03:22:41,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 952 to 952. [2019-11-24 03:22:41,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 952 states. [2019-11-24 03:22:41,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 952 states and 1102 transitions. [2019-11-24 03:22:41,430 INFO L78 Accepts]: Start accepts. Automaton has 952 states and 1102 transitions. Word has length 19 [2019-11-24 03:22:41,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:22:41,430 INFO L462 AbstractCegarLoop]: Abstraction has 952 states and 1102 transitions. [2019-11-24 03:22:41,431 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 03:22:41,431 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1102 transitions. [2019-11-24 03:22:41,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-24 03:22:41,432 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:22:41,432 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 03:22:41,432 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:22:41,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:22:41,433 INFO L82 PathProgramCache]: Analyzing trace with hash -1249685928, now seen corresponding path program 1 times [2019-11-24 03:22:41,433 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:22:41,434 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1247110034] [2019-11-24 03:22:41,434 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:22:41,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:22:41,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:22:41,851 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1247110034] [2019-11-24 03:22:41,851 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:22:41,851 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 03:22:41,852 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438322518] [2019-11-24 03:22:41,852 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:22:41,853 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:22:41,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:22:41,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:22:41,854 INFO L87 Difference]: Start difference. First operand 952 states and 1102 transitions. Second operand 4 states. [2019-11-24 03:22:42,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:22:42,385 INFO L93 Difference]: Finished difference Result 1582 states and 1812 transitions. [2019-11-24 03:22:42,386 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 03:22:42,386 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2019-11-24 03:22:42,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:22:42,394 INFO L225 Difference]: With dead ends: 1582 [2019-11-24 03:22:42,394 INFO L226 Difference]: Without dead ends: 1548 [2019-11-24 03:22:42,395 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:22:42,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1548 states. [2019-11-24 03:22:42,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1548 to 918. [2019-11-24 03:22:42,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 918 states. [2019-11-24 03:22:42,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 918 states and 1068 transitions. [2019-11-24 03:22:42,456 INFO L78 Accepts]: Start accepts. Automaton has 918 states and 1068 transitions. Word has length 19 [2019-11-24 03:22:42,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:22:42,457 INFO L462 AbstractCegarLoop]: Abstraction has 918 states and 1068 transitions. [2019-11-24 03:22:42,457 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:22:42,457 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1068 transitions. [2019-11-24 03:22:42,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-24 03:22:42,459 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:22:42,459 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 03:22:42,460 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:22:42,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:22:42,461 INFO L82 PathProgramCache]: Analyzing trace with hash 1533528407, now seen corresponding path program 1 times [2019-11-24 03:22:42,461 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:22:42,461 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945868729] [2019-11-24 03:22:42,462 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:22:42,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:22:42,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:22:42,626 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945868729] [2019-11-24 03:22:42,627 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:22:42,627 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 03:22:42,627 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130837256] [2019-11-24 03:22:42,627 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:22:42,629 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:22:42,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:22:42,629 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:22:42,629 INFO L87 Difference]: Start difference. First operand 918 states and 1068 transitions. Second operand 4 states. [2019-11-24 03:22:42,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:22:42,703 INFO L93 Difference]: Finished difference Result 918 states and 1068 transitions. [2019-11-24 03:22:42,704 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 03:22:42,704 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2019-11-24 03:22:42,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:22:42,712 INFO L225 Difference]: With dead ends: 918 [2019-11-24 03:22:42,712 INFO L226 Difference]: Without dead ends: 914 [2019-11-24 03:22:42,714 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:22:42,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 914 states. [2019-11-24 03:22:42,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 914 to 914. [2019-11-24 03:22:42,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 914 states. [2019-11-24 03:22:42,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 914 states and 1064 transitions. [2019-11-24 03:22:42,768 INFO L78 Accepts]: Start accepts. Automaton has 914 states and 1064 transitions. Word has length 20 [2019-11-24 03:22:42,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:22:42,769 INFO L462 AbstractCegarLoop]: Abstraction has 914 states and 1064 transitions. [2019-11-24 03:22:42,769 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:22:42,769 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1064 transitions. [2019-11-24 03:22:42,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-24 03:22:42,774 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:22:42,774 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 03:22:42,775 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:22:42,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:22:42,775 INFO L82 PathProgramCache]: Analyzing trace with hash -124974320, now seen corresponding path program 1 times [2019-11-24 03:22:42,775 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:22:42,776 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357790040] [2019-11-24 03:22:42,778 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:22:42,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:22:42,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:22:42,987 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357790040] [2019-11-24 03:22:42,987 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:22:42,987 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 03:22:42,988 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739505969] [2019-11-24 03:22:42,988 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:22:42,988 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:22:42,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:22:42,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:22:42,989 INFO L87 Difference]: Start difference. First operand 914 states and 1064 transitions. Second operand 4 states. [2019-11-24 03:22:45,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:22:45,403 INFO L93 Difference]: Finished difference Result 1096 states and 1252 transitions. [2019-11-24 03:22:45,404 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-24 03:22:45,404 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 21 [2019-11-24 03:22:45,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:22:45,409 INFO L225 Difference]: With dead ends: 1096 [2019-11-24 03:22:45,409 INFO L226 Difference]: Without dead ends: 1078 [2019-11-24 03:22:45,410 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:22:45,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1078 states. [2019-11-24 03:22:45,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1078 to 896. [2019-11-24 03:22:45,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 896 states. [2019-11-24 03:22:45,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 896 states and 1046 transitions. [2019-11-24 03:22:45,469 INFO L78 Accepts]: Start accepts. Automaton has 896 states and 1046 transitions. Word has length 21 [2019-11-24 03:22:45,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:22:45,469 INFO L462 AbstractCegarLoop]: Abstraction has 896 states and 1046 transitions. [2019-11-24 03:22:45,469 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:22:45,469 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1046 transitions. [2019-11-24 03:22:45,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-24 03:22:45,470 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:22:45,470 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 03:22:45,471 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:22:45,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:22:45,471 INFO L82 PathProgramCache]: Analyzing trace with hash -322628640, now seen corresponding path program 1 times [2019-11-24 03:22:45,471 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:22:45,472 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250665549] [2019-11-24 03:22:45,472 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:22:45,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:22:45,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:22:45,654 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250665549] [2019-11-24 03:22:45,654 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:22:45,654 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-24 03:22:45,655 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514911976] [2019-11-24 03:22:45,655 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:22:45,655 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:22:45,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:22:45,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:22:45,656 INFO L87 Difference]: Start difference. First operand 896 states and 1046 transitions. Second operand 4 states. [2019-11-24 03:22:46,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:22:46,008 INFO L93 Difference]: Finished difference Result 1615 states and 1877 transitions. [2019-11-24 03:22:46,009 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 03:22:46,009 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 21 [2019-11-24 03:22:46,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:22:46,013 INFO L225 Difference]: With dead ends: 1615 [2019-11-24 03:22:46,014 INFO L226 Difference]: Without dead ends: 894 [2019-11-24 03:22:46,015 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:22:46,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 894 states. [2019-11-24 03:22:46,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 894 to 893. [2019-11-24 03:22:46,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 893 states. [2019-11-24 03:22:46,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 893 states and 1042 transitions. [2019-11-24 03:22:46,084 INFO L78 Accepts]: Start accepts. Automaton has 893 states and 1042 transitions. Word has length 21 [2019-11-24 03:22:46,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:22:46,085 INFO L462 AbstractCegarLoop]: Abstraction has 893 states and 1042 transitions. [2019-11-24 03:22:46,085 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:22:46,085 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1042 transitions. [2019-11-24 03:22:46,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-24 03:22:46,086 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:22:46,086 INFO L410 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] [2019-11-24 03:22:46,087 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:22:46,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:22:46,087 INFO L82 PathProgramCache]: Analyzing trace with hash 547229403, now seen corresponding path program 1 times [2019-11-24 03:22:46,088 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:22:46,088 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320296243] [2019-11-24 03:22:46,088 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:22:46,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:22:46,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:22:46,355 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320296243] [2019-11-24 03:22:46,355 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:22:46,356 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 03:22:46,356 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978034134] [2019-11-24 03:22:46,356 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:22:46,356 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:22:46,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:22:46,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:22:46,357 INFO L87 Difference]: Start difference. First operand 893 states and 1042 transitions. Second operand 4 states. [2019-11-24 03:22:46,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:22:46,433 INFO L93 Difference]: Finished difference Result 893 states and 1042 transitions. [2019-11-24 03:22:46,433 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 03:22:46,433 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2019-11-24 03:22:46,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:22:46,440 INFO L225 Difference]: With dead ends: 893 [2019-11-24 03:22:46,440 INFO L226 Difference]: Without dead ends: 889 [2019-11-24 03:22:46,440 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:22:46,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 889 states. [2019-11-24 03:22:46,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 889 to 889. [2019-11-24 03:22:46,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 889 states. [2019-11-24 03:22:46,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 889 states and 1038 transitions. [2019-11-24 03:22:46,521 INFO L78 Accepts]: Start accepts. Automaton has 889 states and 1038 transitions. Word has length 22 [2019-11-24 03:22:46,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:22:46,524 INFO L462 AbstractCegarLoop]: Abstraction has 889 states and 1038 transitions. [2019-11-24 03:22:46,524 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:22:46,524 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1038 transitions. [2019-11-24 03:22:46,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-24 03:22:46,532 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:22:46,533 INFO L410 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] [2019-11-24 03:22:46,534 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:22:46,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:22:46,534 INFO L82 PathProgramCache]: Analyzing trace with hash -612829205, now seen corresponding path program 1 times [2019-11-24 03:22:46,534 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:22:46,535 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1127953508] [2019-11-24 03:22:46,535 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:22:46,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:22:46,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:22:46,729 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1127953508] [2019-11-24 03:22:46,730 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:22:46,730 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-24 03:22:46,730 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075405750] [2019-11-24 03:22:46,730 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 03:22:46,730 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:22:46,731 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 03:22:46,731 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 03:22:46,731 INFO L87 Difference]: Start difference. First operand 889 states and 1038 transitions. Second operand 3 states. [2019-11-24 03:22:46,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:22:46,853 INFO L93 Difference]: Finished difference Result 1706 states and 1999 transitions. [2019-11-24 03:22:46,853 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 03:22:46,853 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-11-24 03:22:46,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:22:46,858 INFO L225 Difference]: With dead ends: 1706 [2019-11-24 03:22:46,858 INFO L226 Difference]: Without dead ends: 838 [2019-11-24 03:22:46,860 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 03:22:46,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 838 states. [2019-11-24 03:22:46,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 838 to 838. [2019-11-24 03:22:46,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 838 states. [2019-11-24 03:22:46,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 838 states and 970 transitions. [2019-11-24 03:22:46,930 INFO L78 Accepts]: Start accepts. Automaton has 838 states and 970 transitions. Word has length 22 [2019-11-24 03:22:46,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:22:46,930 INFO L462 AbstractCegarLoop]: Abstraction has 838 states and 970 transitions. [2019-11-24 03:22:46,930 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 03:22:46,930 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 970 transitions. [2019-11-24 03:22:46,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-24 03:22:46,932 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:22:46,932 INFO L410 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] [2019-11-24 03:22:46,933 INFO L410 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:22:46,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:22:46,933 INFO L82 PathProgramCache]: Analyzing trace with hash 1901659327, now seen corresponding path program 1 times [2019-11-24 03:22:46,934 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:22:46,938 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648542211] [2019-11-24 03:22:46,938 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:22:47,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:22:47,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:22:47,125 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1648542211] [2019-11-24 03:22:47,126 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:22:47,126 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 03:22:47,126 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659498264] [2019-11-24 03:22:47,126 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:22:47,126 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:22:47,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:22:47,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:22:47,127 INFO L87 Difference]: Start difference. First operand 838 states and 970 transitions. Second operand 4 states. [2019-11-24 03:22:47,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:22:47,223 INFO L93 Difference]: Finished difference Result 838 states and 970 transitions. [2019-11-24 03:22:47,224 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 03:22:47,224 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2019-11-24 03:22:47,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:22:47,229 INFO L225 Difference]: With dead ends: 838 [2019-11-24 03:22:47,230 INFO L226 Difference]: Without dead ends: 834 [2019-11-24 03:22:47,232 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:22:47,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 834 states. [2019-11-24 03:22:47,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 834 to 834. [2019-11-24 03:22:47,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 834 states. [2019-11-24 03:22:47,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 834 states and 966 transitions. [2019-11-24 03:22:47,321 INFO L78 Accepts]: Start accepts. Automaton has 834 states and 966 transitions. Word has length 24 [2019-11-24 03:22:47,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:22:47,322 INFO L462 AbstractCegarLoop]: Abstraction has 834 states and 966 transitions. [2019-11-24 03:22:47,322 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:22:47,322 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 966 transitions. [2019-11-24 03:22:47,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-24 03:22:47,323 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:22:47,323 INFO L410 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] [2019-11-24 03:22:47,324 INFO L410 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:22:47,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:22:47,325 INFO L82 PathProgramCache]: Analyzing trace with hash 1462738103, now seen corresponding path program 1 times [2019-11-24 03:22:47,325 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:22:47,325 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683082540] [2019-11-24 03:22:47,326 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:22:47,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:22:47,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:22:47,486 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683082540] [2019-11-24 03:22:47,486 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:22:47,486 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-24 03:22:47,486 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97479729] [2019-11-24 03:22:47,487 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:22:47,487 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:22:47,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:22:47,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:22:47,487 INFO L87 Difference]: Start difference. First operand 834 states and 966 transitions. Second operand 4 states. [2019-11-24 03:22:52,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:22:52,361 INFO L93 Difference]: Finished difference Result 1038 states and 1185 transitions. [2019-11-24 03:22:52,362 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-24 03:22:52,362 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2019-11-24 03:22:52,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:22:52,367 INFO L225 Difference]: With dead ends: 1038 [2019-11-24 03:22:52,368 INFO L226 Difference]: Without dead ends: 1010 [2019-11-24 03:22:52,370 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:22:52,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1010 states. [2019-11-24 03:22:52,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1010 to 806. [2019-11-24 03:22:52,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 806 states. [2019-11-24 03:22:52,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 806 states and 938 transitions. [2019-11-24 03:22:52,439 INFO L78 Accepts]: Start accepts. Automaton has 806 states and 938 transitions. Word has length 26 [2019-11-24 03:22:52,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:22:52,440 INFO L462 AbstractCegarLoop]: Abstraction has 806 states and 938 transitions. [2019-11-24 03:22:52,440 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:22:52,440 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 938 transitions. [2019-11-24 03:22:52,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-24 03:22:52,441 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:22:52,441 INFO L410 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] [2019-11-24 03:22:52,442 INFO L410 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:22:52,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:22:52,442 INFO L82 PathProgramCache]: Analyzing trace with hash 2133724962, now seen corresponding path program 1 times [2019-11-24 03:22:52,442 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:22:52,442 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115829193] [2019-11-24 03:22:52,443 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:22:52,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:22:52,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:22:52,603 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115829193] [2019-11-24 03:22:52,603 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:22:52,603 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 03:22:52,604 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946013863] [2019-11-24 03:22:52,604 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:22:52,604 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:22:52,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:22:52,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:22:52,605 INFO L87 Difference]: Start difference. First operand 806 states and 938 transitions. Second operand 4 states. [2019-11-24 03:22:52,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:22:52,693 INFO L93 Difference]: Finished difference Result 806 states and 938 transitions. [2019-11-24 03:22:52,693 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 03:22:52,693 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2019-11-24 03:22:52,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:22:52,697 INFO L225 Difference]: With dead ends: 806 [2019-11-24 03:22:52,697 INFO L226 Difference]: Without dead ends: 802 [2019-11-24 03:22:52,698 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:22:52,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 802 states. [2019-11-24 03:22:52,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 802 to 802. [2019-11-24 03:22:52,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 802 states. [2019-11-24 03:22:52,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 802 states and 934 transitions. [2019-11-24 03:22:52,768 INFO L78 Accepts]: Start accepts. Automaton has 802 states and 934 transitions. Word has length 26 [2019-11-24 03:22:52,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:22:52,769 INFO L462 AbstractCegarLoop]: Abstraction has 802 states and 934 transitions. [2019-11-24 03:22:52,769 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:22:52,769 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 934 transitions. [2019-11-24 03:22:52,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-24 03:22:52,770 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:22:52,770 INFO L410 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] [2019-11-24 03:22:52,771 INFO L410 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:22:52,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:22:52,771 INFO L82 PathProgramCache]: Analyzing trace with hash 1810502118, now seen corresponding path program 1 times [2019-11-24 03:22:52,771 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:22:52,771 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374120641] [2019-11-24 03:22:52,772 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:22:52,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:22:52,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:22:52,989 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374120641] [2019-11-24 03:22:52,990 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:22:52,990 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 03:22:52,990 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521771967] [2019-11-24 03:22:52,990 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:22:52,990 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:22:52,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:22:52,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:22:52,992 INFO L87 Difference]: Start difference. First operand 802 states and 934 transitions. Second operand 4 states. [2019-11-24 03:22:53,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:22:53,091 INFO L93 Difference]: Finished difference Result 802 states and 934 transitions. [2019-11-24 03:22:53,091 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 03:22:53,091 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 28 [2019-11-24 03:22:53,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:22:53,096 INFO L225 Difference]: With dead ends: 802 [2019-11-24 03:22:53,096 INFO L226 Difference]: Without dead ends: 798 [2019-11-24 03:22:53,097 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:22:53,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 798 states. [2019-11-24 03:22:53,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 798 to 798. [2019-11-24 03:22:53,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 798 states. [2019-11-24 03:22:53,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 798 states and 930 transitions. [2019-11-24 03:22:53,174 INFO L78 Accepts]: Start accepts. Automaton has 798 states and 930 transitions. Word has length 28 [2019-11-24 03:22:53,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:22:53,174 INFO L462 AbstractCegarLoop]: Abstraction has 798 states and 930 transitions. [2019-11-24 03:22:53,174 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:22:53,174 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 930 transitions. [2019-11-24 03:22:53,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-24 03:22:53,176 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:22:53,176 INFO L410 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] [2019-11-24 03:22:53,177 INFO L410 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:22:53,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:22:53,177 INFO L82 PathProgramCache]: Analyzing trace with hash 430994698, now seen corresponding path program 1 times [2019-11-24 03:22:53,177 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:22:53,177 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374798434] [2019-11-24 03:22:53,178 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:22:53,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:22:53,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:22:53,303 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374798434] [2019-11-24 03:22:53,303 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:22:53,304 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 03:22:53,304 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655109629] [2019-11-24 03:22:53,304 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:22:53,304 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:22:53,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:22:53,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:22:53,305 INFO L87 Difference]: Start difference. First operand 798 states and 930 transitions. Second operand 4 states. [2019-11-24 03:22:53,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:22:53,391 INFO L93 Difference]: Finished difference Result 798 states and 930 transitions. [2019-11-24 03:22:53,391 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 03:22:53,392 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 30 [2019-11-24 03:22:53,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:22:53,395 INFO L225 Difference]: With dead ends: 798 [2019-11-24 03:22:53,396 INFO L226 Difference]: Without dead ends: 794 [2019-11-24 03:22:53,397 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:22:53,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 794 states. [2019-11-24 03:22:53,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 794 to 794. [2019-11-24 03:22:53,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 794 states. [2019-11-24 03:22:53,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 794 states and 926 transitions. [2019-11-24 03:22:53,466 INFO L78 Accepts]: Start accepts. Automaton has 794 states and 926 transitions. Word has length 30 [2019-11-24 03:22:53,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:22:53,466 INFO L462 AbstractCegarLoop]: Abstraction has 794 states and 926 transitions. [2019-11-24 03:22:53,466 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:22:53,467 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 926 transitions. [2019-11-24 03:22:53,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-24 03:22:53,467 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:22:53,467 INFO L410 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] [2019-11-24 03:22:53,468 INFO L410 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:22:53,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:22:53,469 INFO L82 PathProgramCache]: Analyzing trace with hash 1442169343, now seen corresponding path program 1 times [2019-11-24 03:22:53,470 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:22:53,470 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [530809705] [2019-11-24 03:22:53,470 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:22:53,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:22:53,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:22:53,746 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [530809705] [2019-11-24 03:22:53,746 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:22:53,747 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-24 03:22:53,747 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147281526] [2019-11-24 03:22:53,747 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:22:53,747 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:22:53,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:22:53,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:22:53,748 INFO L87 Difference]: Start difference. First operand 794 states and 926 transitions. Second operand 4 states. [2019-11-24 03:22:56,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:22:56,342 INFO L93 Difference]: Finished difference Result 1008 states and 1157 transitions. [2019-11-24 03:22:56,343 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-24 03:22:56,343 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 31 [2019-11-24 03:22:56,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:22:56,347 INFO L225 Difference]: With dead ends: 1008 [2019-11-24 03:22:56,347 INFO L226 Difference]: Without dead ends: 998 [2019-11-24 03:22:56,348 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:22:56,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 998 states. [2019-11-24 03:22:56,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 998 to 784. [2019-11-24 03:22:56,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 784 states. [2019-11-24 03:22:56,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 784 states and 916 transitions. [2019-11-24 03:22:56,429 INFO L78 Accepts]: Start accepts. Automaton has 784 states and 916 transitions. Word has length 31 [2019-11-24 03:22:56,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:22:56,430 INFO L462 AbstractCegarLoop]: Abstraction has 784 states and 916 transitions. [2019-11-24 03:22:56,430 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:22:56,430 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 916 transitions. [2019-11-24 03:22:56,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-24 03:22:56,431 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:22:56,431 INFO L410 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] [2019-11-24 03:22:56,432 INFO L410 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:22:56,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:22:56,432 INFO L82 PathProgramCache]: Analyzing trace with hash -308824931, now seen corresponding path program 1 times [2019-11-24 03:22:56,432 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:22:56,432 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347824817] [2019-11-24 03:22:56,432 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:22:56,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:22:56,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:22:56,677 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347824817] [2019-11-24 03:22:56,677 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:22:56,677 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-24 03:22:56,677 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851301049] [2019-11-24 03:22:56,678 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:22:56,678 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:22:56,679 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:22:56,679 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:22:56,679 INFO L87 Difference]: Start difference. First operand 784 states and 916 transitions. Second operand 4 states. [2019-11-24 03:22:56,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:22:56,933 INFO L93 Difference]: Finished difference Result 1470 states and 1742 transitions. [2019-11-24 03:22:56,934 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 03:22:56,934 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2019-11-24 03:22:56,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:22:56,939 INFO L225 Difference]: With dead ends: 1470 [2019-11-24 03:22:56,940 INFO L226 Difference]: Without dead ends: 1113 [2019-11-24 03:22:56,941 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:22:56,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1113 states. [2019-11-24 03:22:57,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1113 to 789. [2019-11-24 03:22:57,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 789 states. [2019-11-24 03:22:57,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 921 transitions. [2019-11-24 03:22:57,040 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 921 transitions. Word has length 32 [2019-11-24 03:22:57,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:22:57,041 INFO L462 AbstractCegarLoop]: Abstraction has 789 states and 921 transitions. [2019-11-24 03:22:57,041 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:22:57,041 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 921 transitions. [2019-11-24 03:22:57,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-24 03:22:57,042 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:22:57,042 INFO L410 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] [2019-11-24 03:22:57,043 INFO L410 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:22:57,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:22:57,043 INFO L82 PathProgramCache]: Analyzing trace with hash 1869258894, now seen corresponding path program 1 times [2019-11-24 03:22:57,043 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:22:57,043 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459706478] [2019-11-24 03:22:57,044 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:22:57,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:22:57,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:22:57,330 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459706478] [2019-11-24 03:22:57,331 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:22:57,331 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 03:22:57,331 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539935485] [2019-11-24 03:22:57,331 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:22:57,331 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:22:57,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:22:57,333 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:22:57,333 INFO L87 Difference]: Start difference. First operand 789 states and 921 transitions. Second operand 4 states. [2019-11-24 03:22:57,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:22:57,460 INFO L93 Difference]: Finished difference Result 789 states and 921 transitions. [2019-11-24 03:22:57,461 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 03:22:57,461 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2019-11-24 03:22:57,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:22:57,464 INFO L225 Difference]: With dead ends: 789 [2019-11-24 03:22:57,464 INFO L226 Difference]: Without dead ends: 785 [2019-11-24 03:22:57,465 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:22:57,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 785 states. [2019-11-24 03:22:57,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 785 to 785. [2019-11-24 03:22:57,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 785 states. [2019-11-24 03:22:57,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 785 states and 917 transitions. [2019-11-24 03:22:57,592 INFO L78 Accepts]: Start accepts. Automaton has 785 states and 917 transitions. Word has length 32 [2019-11-24 03:22:57,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:22:57,592 INFO L462 AbstractCegarLoop]: Abstraction has 785 states and 917 transitions. [2019-11-24 03:22:57,592 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:22:57,592 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 917 transitions. [2019-11-24 03:22:57,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-24 03:22:57,593 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:22:57,593 INFO L410 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] [2019-11-24 03:22:57,594 INFO L410 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:22:57,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:22:57,594 INFO L82 PathProgramCache]: Analyzing trace with hash -1268228773, now seen corresponding path program 1 times [2019-11-24 03:22:57,594 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:22:57,595 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432047736] [2019-11-24 03:22:57,595 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:22:57,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:22:57,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:22:57,851 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432047736] [2019-11-24 03:22:57,851 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:22:57,852 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 03:22:57,852 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16125358] [2019-11-24 03:22:57,852 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:22:57,852 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:22:57,852 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:22:57,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:22:57,853 INFO L87 Difference]: Start difference. First operand 785 states and 917 transitions. Second operand 4 states. [2019-11-24 03:22:58,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:22:58,186 INFO L93 Difference]: Finished difference Result 1211 states and 1399 transitions. [2019-11-24 03:22:58,186 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-24 03:22:58,186 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2019-11-24 03:22:58,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:22:58,191 INFO L225 Difference]: With dead ends: 1211 [2019-11-24 03:22:58,191 INFO L226 Difference]: Without dead ends: 1199 [2019-11-24 03:22:58,193 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:22:58,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1199 states. [2019-11-24 03:22:58,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1199 to 980. [2019-11-24 03:22:58,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 980 states. [2019-11-24 03:22:58,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 980 states and 1186 transitions. [2019-11-24 03:22:58,332 INFO L78 Accepts]: Start accepts. Automaton has 980 states and 1186 transitions. Word has length 33 [2019-11-24 03:22:58,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:22:58,332 INFO L462 AbstractCegarLoop]: Abstraction has 980 states and 1186 transitions. [2019-11-24 03:22:58,332 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:22:58,333 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1186 transitions. [2019-11-24 03:22:58,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-24 03:22:58,333 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:22:58,333 INFO L410 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] [2019-11-24 03:22:58,334 INFO L410 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:22:58,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:22:58,335 INFO L82 PathProgramCache]: Analyzing trace with hash 1061682290, now seen corresponding path program 1 times [2019-11-24 03:22:58,335 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:22:58,336 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [857117568] [2019-11-24 03:22:58,336 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:22:58,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:22:58,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:22:58,491 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [857117568] [2019-11-24 03:22:58,491 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:22:58,491 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 03:22:58,492 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833713742] [2019-11-24 03:22:58,493 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:22:58,493 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:22:58,493 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:22:58,495 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:22:58,495 INFO L87 Difference]: Start difference. First operand 980 states and 1186 transitions. Second operand 4 states. [2019-11-24 03:22:58,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:22:58,656 INFO L93 Difference]: Finished difference Result 980 states and 1186 transitions. [2019-11-24 03:22:58,656 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 03:22:58,656 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2019-11-24 03:22:58,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:22:58,661 INFO L225 Difference]: With dead ends: 980 [2019-11-24 03:22:58,661 INFO L226 Difference]: Without dead ends: 976 [2019-11-24 03:22:58,661 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:22:58,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 976 states. [2019-11-24 03:22:58,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 976 to 976. [2019-11-24 03:22:58,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 976 states. [2019-11-24 03:22:58,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 1182 transitions. [2019-11-24 03:22:58,795 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 1182 transitions. Word has length 34 [2019-11-24 03:22:58,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:22:58,795 INFO L462 AbstractCegarLoop]: Abstraction has 976 states and 1182 transitions. [2019-11-24 03:22:58,795 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:22:58,795 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1182 transitions. [2019-11-24 03:22:58,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-24 03:22:58,796 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:22:58,796 INFO L410 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] [2019-11-24 03:22:58,797 INFO L410 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr101ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr119ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr156ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr100ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr129ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr64ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr148ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr111ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr53ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr136ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr137ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr149ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr126ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr57ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr93ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr125ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr118ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr143ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr96ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr142ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr59ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr114ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr132ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr153ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr60ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr107ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr124ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr154ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr103ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr121ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr131ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr70ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr139ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr63ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr71ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr113ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:22:58,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:22:58,798 INFO L82 PathProgramCache]: Analyzing trace with hash -2073754981, now seen corresponding path program 1 times [2019-11-24 03:22:58,798 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:22:58,798 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354370741] [2019-11-24 03:22:58,798 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:22:58,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:22:59,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:22:59,031 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354370741] [2019-11-24 03:22:59,031 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:22:59,031 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 03:22:59,032 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913084484] [2019-11-24 03:22:59,032 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:22:59,032 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:22:59,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:22:59,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:22:59,033 INFO L87 Difference]: Start difference. First operand 976 states and 1182 transitions. Second operand 4 states.