/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/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe-MCR.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe028_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-4336eb1 [2019-12-27 18:44:41,471 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-27 18:44:41,474 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-27 18:44:41,492 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-27 18:44:41,493 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-27 18:44:41,495 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-27 18:44:41,497 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-27 18:44:41,506 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-27 18:44:41,509 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-27 18:44:41,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-27 18:44:41,515 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-27 18:44:41,518 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-27 18:44:41,518 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-27 18:44:41,520 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-27 18:44:41,522 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-27 18:44:41,524 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-27 18:44:41,525 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-27 18:44:41,526 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-27 18:44:41,527 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-27 18:44:41,532 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-27 18:44:41,536 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-27 18:44:41,540 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-27 18:44:41,541 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-27 18:44:41,542 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-27 18:44:41,544 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-27 18:44:41,544 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-27 18:44:41,544 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-27 18:44:41,546 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-27 18:44:41,548 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-27 18:44:41,549 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-27 18:44:41,549 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-27 18:44:41,550 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-27 18:44:41,550 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-27 18:44:41,551 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-27 18:44:41,553 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-27 18:44:41,553 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-27 18:44:41,554 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-27 18:44:41,554 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-27 18:44:41,554 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-27 18:44:41,555 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-27 18:44:41,556 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-27 18:44:41,557 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe-MCR.epf [2019-12-27 18:44:41,580 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-27 18:44:41,580 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-27 18:44:41,582 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-27 18:44:41,584 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-27 18:44:41,584 INFO L138 SettingsManager]: * Use SBE=true [2019-12-27 18:44:41,584 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-27 18:44:41,584 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-27 18:44:41,585 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-27 18:44:41,585 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-27 18:44:41,585 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-27 18:44:41,586 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-27 18:44:41,586 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-27 18:44:41,586 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-27 18:44:41,586 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-27 18:44:41,586 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-27 18:44:41,586 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-27 18:44:41,587 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-27 18:44:41,587 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-27 18:44:41,587 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-27 18:44:41,587 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-27 18:44:41,588 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-27 18:44:41,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-27 18:44:41,590 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-27 18:44:41,590 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-27 18:44:41,591 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-27 18:44:41,591 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-27 18:44:41,591 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-27 18:44:41,591 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2019-12-27 18:44:41,591 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-27 18:44:41,592 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2019-12-27 18:44:41,592 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-27 18:44:41,846 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-27 18:44:41,867 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-27 18:44:41,872 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-27 18:44:41,874 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-27 18:44:41,874 INFO L275 PluginConnector]: CDTParser initialized [2019-12-27 18:44:41,875 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe028_rmo.opt.i [2019-12-27 18:44:41,956 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b57d081c9/de14c6a82b9f44ea86b7cfa4a2c52dd2/FLAG61d2e83cc [2019-12-27 18:44:42,548 INFO L306 CDTParser]: Found 1 translation units. [2019-12-27 18:44:42,548 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe028_rmo.opt.i [2019-12-27 18:44:42,568 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b57d081c9/de14c6a82b9f44ea86b7cfa4a2c52dd2/FLAG61d2e83cc [2019-12-27 18:44:42,889 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b57d081c9/de14c6a82b9f44ea86b7cfa4a2c52dd2 [2019-12-27 18:44:42,898 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-27 18:44:42,899 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-27 18:44:42,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-27 18:44:42,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-27 18:44:42,903 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-27 18:44:42,904 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 06:44:42" (1/1) ... [2019-12-27 18:44:42,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4419eb39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:44:42, skipping insertion in model container [2019-12-27 18:44:42,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 06:44:42" (1/1) ... [2019-12-27 18:44:42,913 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-27 18:44:42,979 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-27 18:44:43,475 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 18:44:43,492 INFO L203 MainTranslator]: Completed pre-run [2019-12-27 18:44:43,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 18:44:43,640 INFO L208 MainTranslator]: Completed translation [2019-12-27 18:44:43,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:44:43 WrapperNode [2019-12-27 18:44:43,641 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-27 18:44:43,641 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-27 18:44:43,642 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-27 18:44:43,642 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-27 18:44:43,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:44:43" (1/1) ... [2019-12-27 18:44:43,678 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:44:43" (1/1) ... [2019-12-27 18:44:43,718 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-27 18:44:43,719 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-27 18:44:43,719 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-27 18:44:43,719 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-27 18:44:43,729 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:44:43" (1/1) ... [2019-12-27 18:44:43,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:44:43" (1/1) ... [2019-12-27 18:44:43,735 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:44:43" (1/1) ... [2019-12-27 18:44:43,736 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:44:43" (1/1) ... [2019-12-27 18:44:43,749 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:44:43" (1/1) ... [2019-12-27 18:44:43,754 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:44:43" (1/1) ... [2019-12-27 18:44:43,758 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:44:43" (1/1) ... [2019-12-27 18:44:43,765 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-27 18:44:43,766 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-27 18:44:43,766 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-27 18:44:43,766 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-27 18:44:43,767 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:44:43" (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 [2019-12-27 18:44:43,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-27 18:44:43,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-27 18:44:43,848 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-27 18:44:43,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-27 18:44:43,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-27 18:44:43,849 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-27 18:44:43,849 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-27 18:44:43,849 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-27 18:44:43,849 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-27 18:44:43,849 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-27 18:44:43,850 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-27 18:44:43,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-27 18:44:43,850 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-27 18:44:43,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-27 18:44:43,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-27 18:44:43,852 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-27 18:44:44,783 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-27 18:44:44,784 INFO L287 CfgBuilder]: Removed 6 assume(true) statements. [2019-12-27 18:44:44,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 06:44:44 BoogieIcfgContainer [2019-12-27 18:44:44,786 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-27 18:44:44,787 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-27 18:44:44,787 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-27 18:44:44,790 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-27 18:44:44,791 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.12 06:44:42" (1/3) ... [2019-12-27 18:44:44,792 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ffdd60a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 06:44:44, skipping insertion in model container [2019-12-27 18:44:44,792 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:44:43" (2/3) ... [2019-12-27 18:44:44,792 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ffdd60a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 06:44:44, skipping insertion in model container [2019-12-27 18:44:44,793 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 06:44:44" (3/3) ... [2019-12-27 18:44:44,794 INFO L109 eAbstractionObserver]: Analyzing ICFG safe028_rmo.opt.i [2019-12-27 18:44:44,805 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-27 18:44:44,806 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-27 18:44:44,814 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-27 18:44:44,815 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-27 18:44:44,862 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,863 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,863 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,863 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,863 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,864 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,864 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,864 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,864 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,865 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,865 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,865 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,866 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,866 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,866 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,866 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,867 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,867 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,867 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,867 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,868 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,868 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,868 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,868 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,869 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,869 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,869 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,869 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,869 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,870 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,870 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,870 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,870 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,870 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,871 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,871 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,871 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,871 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,872 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,872 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,872 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,872 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,873 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,873 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,873 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,873 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,873 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,874 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,874 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,874 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,874 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,874 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,875 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,875 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,875 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,875 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,875 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,876 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,876 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,876 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,876 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,877 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,877 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,877 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,877 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,877 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,878 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,878 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,878 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,878 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,878 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,879 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,879 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,879 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,879 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,879 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,880 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,880 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,880 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,880 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,880 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,881 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,881 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,881 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,881 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,881 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,882 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,882 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,882 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,882 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,883 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,883 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,883 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,883 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,884 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,884 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,884 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,884 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,884 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,885 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,885 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,885 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,886 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,886 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,886 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,886 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,886 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,887 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,887 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,887 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,887 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,887 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,888 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,888 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,888 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,888 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,888 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,889 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,889 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,889 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,889 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,889 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,890 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,890 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,890 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,890 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,890 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,891 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,891 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,891 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,891 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,891 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,892 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,893 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,893 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,893 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,893 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,893 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,893 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,894 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,894 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,894 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,894 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,895 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,895 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,895 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,895 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,895 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,895 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,896 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,896 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,896 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,896 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,896 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,897 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,897 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,897 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,897 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,897 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,898 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,898 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,898 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,898 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,898 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,899 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,899 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,899 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,899 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,899 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,900 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,900 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,900 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,900 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,900 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,901 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,901 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,901 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,901 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,902 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,902 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,902 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,902 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,902 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,903 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,903 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,903 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,903 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,903 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,904 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,904 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,904 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,904 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,904 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,905 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,905 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,905 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,905 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,905 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,906 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,906 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,906 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,906 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,906 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,907 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,907 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,907 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,907 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,907 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,908 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,908 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,908 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,908 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,908 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,908 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,909 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,909 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,909 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,909 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,909 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,910 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,910 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,910 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,910 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,910 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,911 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,911 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,911 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,911 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,912 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,912 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,912 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,912 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,912 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,912 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,913 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,913 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,913 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,913 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,913 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,914 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,914 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,914 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,914 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,914 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,915 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,915 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,915 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,915 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,915 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,916 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,916 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,916 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,916 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,916 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,917 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,917 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,917 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,917 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,921 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,921 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,922 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,922 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,922 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,922 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,922 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,922 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,923 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,923 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,923 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,923 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,923 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,924 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,924 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,924 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,924 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,924 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,924 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,925 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,925 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,925 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,925 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,925 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,926 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,926 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,926 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,926 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,926 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,926 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,927 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,929 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,930 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,930 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,930 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,930 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,931 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,931 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,931 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,931 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,931 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,931 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,934 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,935 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,935 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,935 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,935 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,935 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,935 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,936 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,936 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,936 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,936 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,937 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,937 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,937 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,937 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,937 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,937 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,938 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,938 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,938 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,938 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,939 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,939 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,939 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,939 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,939 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,939 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,940 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,940 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,940 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,940 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,940 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,941 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,941 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,941 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,941 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,941 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,941 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:44:44,958 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-12-27 18:44:44,979 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 18:44:44,979 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 18:44:44,979 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 18:44:44,979 INFO L376 AbstractCegarLoop]: Backedges is MCR [2019-12-27 18:44:44,979 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 18:44:44,980 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 18:44:44,980 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 18:44:44,980 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 18:44:44,998 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 223 places, 276 transitions [2019-12-27 18:44:45,000 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 223 places, 276 transitions [2019-12-27 18:44:45,145 INFO L132 PetriNetUnfolder]: 63/273 cut-off events. [2019-12-27 18:44:45,145 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-27 18:44:45,174 INFO L76 FinitePrefix]: Finished finitePrefix Result has 283 conditions, 273 events. 63/273 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 646 event pairs. 0/209 useless extension candidates. Maximal degree in co-relation 225. Up to 2 conditions per place. [2019-12-27 18:44:45,225 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 223 places, 276 transitions [2019-12-27 18:44:45,343 INFO L132 PetriNetUnfolder]: 63/273 cut-off events. [2019-12-27 18:44:45,344 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-27 18:44:45,357 INFO L76 FinitePrefix]: Finished finitePrefix Result has 283 conditions, 273 events. 63/273 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 646 event pairs. 0/209 useless extension candidates. Maximal degree in co-relation 225. Up to 2 conditions per place. [2019-12-27 18:44:45,394 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 32976 [2019-12-27 18:44:45,395 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-27 18:44:51,812 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-12-27 18:44:51,929 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-12-27 18:44:52,651 WARN L192 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 132 [2019-12-27 18:44:52,912 WARN L192 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-12-27 18:44:52,947 INFO L206 etLargeBlockEncoding]: Checked pairs total: 183707 [2019-12-27 18:44:52,948 INFO L214 etLargeBlockEncoding]: Total number of compositions: 146 [2019-12-27 18:44:52,951 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 117 places, 138 transitions [2019-12-27 18:46:29,825 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 300418 states. [2019-12-27 18:46:29,827 INFO L276 IsEmpty]: Start isEmpty. Operand 300418 states. [2019-12-27 18:46:29,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-27 18:46:29,892 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:46:29,893 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:46:29,893 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:46:29,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:46:29,900 INFO L82 PathProgramCache]: Analyzing trace with hash -2075695311, now seen corresponding path program 1 times [2019-12-27 18:46:29,913 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:46:29,914 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537911741] [2019-12-27 18:46:29,914 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:46:30,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:46:30,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 18:46:30,267 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537911741] [2019-12-27 18:46:30,268 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:46:30,269 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 18:46:30,269 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [37211462] [2019-12-27 18:46:30,270 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:46:30,277 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:46:30,296 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 18 states and 17 transitions. [2019-12-27 18:46:30,297 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:46:30,301 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 18:46:30,302 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 18:46:30,302 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:46:30,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 18:46:30,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 18:46:30,320 INFO L87 Difference]: Start difference. First operand 300418 states. Second operand 4 states. [2019-12-27 18:46:31,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:46:31,342 INFO L93 Difference]: Finished difference Result 73618 states and 281612 transitions. [2019-12-27 18:46:31,343 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-27 18:46:31,344 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2019-12-27 18:46:31,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:46:31,704 INFO L225 Difference]: With dead ends: 73618 [2019-12-27 18:46:31,705 INFO L226 Difference]: Without dead ends: 52546 [2019-12-27 18:46:31,706 INFO L631 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 [2019-12-27 18:46:32,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52546 states. [2019-12-27 18:46:38,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52546 to 52546. [2019-12-27 18:46:38,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52546 states. [2019-12-27 18:46:38,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52546 states to 52546 states and 190000 transitions. [2019-12-27 18:46:38,294 INFO L78 Accepts]: Start accepts. Automaton has 52546 states and 190000 transitions. Word has length 17 [2019-12-27 18:46:38,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:46:38,295 INFO L462 AbstractCegarLoop]: Abstraction has 52546 states and 190000 transitions. [2019-12-27 18:46:38,295 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 18:46:38,295 INFO L276 IsEmpty]: Start isEmpty. Operand 52546 states and 190000 transitions. [2019-12-27 18:46:38,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-27 18:46:38,331 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:46:38,331 INFO L411 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] [2019-12-27 18:46:38,331 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:46:38,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:46:38,332 INFO L82 PathProgramCache]: Analyzing trace with hash -583825164, now seen corresponding path program 1 times [2019-12-27 18:46:38,332 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:46:38,333 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [793882316] [2019-12-27 18:46:38,333 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:46:38,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:46:38,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 18:46:38,556 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [793882316] [2019-12-27 18:46:38,556 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:46:38,556 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 18:46:38,556 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1155032398] [2019-12-27 18:46:38,557 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:46:38,563 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:46:38,573 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 38 states and 47 transitions. [2019-12-27 18:46:38,573 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:46:38,575 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 18:46:38,576 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 18:46:38,576 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:46:38,577 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 18:46:38,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 18:46:38,577 INFO L87 Difference]: Start difference. First operand 52546 states and 190000 transitions. Second operand 3 states. [2019-12-27 18:46:38,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:46:38,865 INFO L93 Difference]: Finished difference Result 49978 states and 178400 transitions. [2019-12-27 18:46:38,865 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 18:46:38,865 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2019-12-27 18:46:38,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:46:39,168 INFO L225 Difference]: With dead ends: 49978 [2019-12-27 18:46:39,168 INFO L226 Difference]: Without dead ends: 49978 [2019-12-27 18:46:39,169 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 18:46:39,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49978 states. [2019-12-27 18:46:40,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49978 to 49978. [2019-12-27 18:46:40,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49978 states. [2019-12-27 18:46:41,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49978 states to 49978 states and 178400 transitions. [2019-12-27 18:46:41,710 INFO L78 Accepts]: Start accepts. Automaton has 49978 states and 178400 transitions. Word has length 27 [2019-12-27 18:46:41,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:46:41,711 INFO L462 AbstractCegarLoop]: Abstraction has 49978 states and 178400 transitions. [2019-12-27 18:46:41,711 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 18:46:41,711 INFO L276 IsEmpty]: Start isEmpty. Operand 49978 states and 178400 transitions. [2019-12-27 18:46:41,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-27 18:46:41,738 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:46:41,738 INFO L411 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] [2019-12-27 18:46:41,738 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:46:41,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:46:41,739 INFO L82 PathProgramCache]: Analyzing trace with hash -1333969975, now seen corresponding path program 1 times [2019-12-27 18:46:41,739 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:46:41,740 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536907989] [2019-12-27 18:46:41,740 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:46:41,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:46:41,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 18:46:41,850 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536907989] [2019-12-27 18:46:41,850 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:46:41,850 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-27 18:46:41,850 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [714686745] [2019-12-27 18:46:41,851 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:46:41,857 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:46:41,866 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 40 states and 50 transitions. [2019-12-27 18:46:41,867 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:46:41,869 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 1 times. [2019-12-27 18:46:41,870 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 18:46:41,870 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:46:41,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 18:46:41,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-27 18:46:41,871 INFO L87 Difference]: Start difference. First operand 49978 states and 178400 transitions. Second operand 5 states. [2019-12-27 18:46:42,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:46:42,032 INFO L93 Difference]: Finished difference Result 21608 states and 73798 transitions. [2019-12-27 18:46:42,033 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 18:46:42,033 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 28 [2019-12-27 18:46:42,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:46:42,078 INFO L225 Difference]: With dead ends: 21608 [2019-12-27 18:46:42,079 INFO L226 Difference]: Without dead ends: 19332 [2019-12-27 18:46:42,079 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-12-27 18:46:42,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19332 states. [2019-12-27 18:46:42,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19332 to 19332. [2019-12-27 18:46:42,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19332 states. [2019-12-27 18:46:42,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19332 states to 19332 states and 65970 transitions. [2019-12-27 18:46:42,674 INFO L78 Accepts]: Start accepts. Automaton has 19332 states and 65970 transitions. Word has length 28 [2019-12-27 18:46:42,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:46:42,674 INFO L462 AbstractCegarLoop]: Abstraction has 19332 states and 65970 transitions. [2019-12-27 18:46:42,674 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 18:46:42,675 INFO L276 IsEmpty]: Start isEmpty. Operand 19332 states and 65970 transitions. [2019-12-27 18:46:42,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-27 18:46:42,704 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:46:42,704 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:46:42,704 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:46:42,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:46:42,705 INFO L82 PathProgramCache]: Analyzing trace with hash -1164695851, now seen corresponding path program 1 times [2019-12-27 18:46:42,705 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:46:42,705 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648918701] [2019-12-27 18:46:42,705 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:46:42,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:46:42,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 18:46:42,822 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1648918701] [2019-12-27 18:46:42,822 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:46:42,822 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-27 18:46:42,823 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1928613994] [2019-12-27 18:46:42,823 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:46:42,834 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:46:42,891 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 109 states and 182 transitions. [2019-12-27 18:46:42,891 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:46:43,072 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-27 18:46:43,134 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 9 times. [2019-12-27 18:46:43,135 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-12-27 18:46:43,135 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:46:43,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-12-27 18:46:43,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2019-12-27 18:46:43,136 INFO L87 Difference]: Start difference. First operand 19332 states and 65970 transitions. Second operand 9 states. [2019-12-27 18:46:44,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:46:44,229 INFO L93 Difference]: Finished difference Result 29379 states and 95597 transitions. [2019-12-27 18:46:44,230 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-27 18:46:44,230 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 44 [2019-12-27 18:46:44,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:46:44,277 INFO L225 Difference]: With dead ends: 29379 [2019-12-27 18:46:44,277 INFO L226 Difference]: Without dead ends: 29379 [2019-12-27 18:46:44,278 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 6 SyntacticMatches, 4 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2019-12-27 18:46:44,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29379 states. [2019-12-27 18:46:45,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29379 to 28917. [2019-12-27 18:46:45,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28917 states. [2019-12-27 18:46:45,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28917 states to 28917 states and 94496 transitions. [2019-12-27 18:46:45,103 INFO L78 Accepts]: Start accepts. Automaton has 28917 states and 94496 transitions. Word has length 44 [2019-12-27 18:46:45,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:46:45,104 INFO L462 AbstractCegarLoop]: Abstraction has 28917 states and 94496 transitions. [2019-12-27 18:46:45,104 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-12-27 18:46:45,104 INFO L276 IsEmpty]: Start isEmpty. Operand 28917 states and 94496 transitions. [2019-12-27 18:46:45,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-27 18:46:45,162 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:46:45,162 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:46:45,162 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:46:45,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:46:45,163 INFO L82 PathProgramCache]: Analyzing trace with hash -541366890, now seen corresponding path program 1 times [2019-12-27 18:46:45,163 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:46:45,163 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768294693] [2019-12-27 18:46:45,164 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:46:45,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:46:45,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 18:46:45,283 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [768294693] [2019-12-27 18:46:45,283 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:46:45,283 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-27 18:46:45,283 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2043198411] [2019-12-27 18:46:45,283 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:46:45,296 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:46:45,358 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 110 states and 183 transitions. [2019-12-27 18:46:45,358 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:46:45,360 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 2 times. [2019-12-27 18:46:45,361 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-27 18:46:45,361 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:46:45,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-27 18:46:45,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-12-27 18:46:45,362 INFO L87 Difference]: Start difference. First operand 28917 states and 94496 transitions. Second operand 6 states. [2019-12-27 18:46:46,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:46:46,164 INFO L93 Difference]: Finished difference Result 27531 states and 91082 transitions. [2019-12-27 18:46:46,165 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-27 18:46:46,165 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 45 [2019-12-27 18:46:46,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:46:46,224 INFO L225 Difference]: With dead ends: 27531 [2019-12-27 18:46:46,225 INFO L226 Difference]: Without dead ends: 27353 [2019-12-27 18:46:46,225 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2019-12-27 18:46:46,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27353 states. [2019-12-27 18:46:46,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27353 to 26789. [2019-12-27 18:46:46,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26789 states. [2019-12-27 18:46:46,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26789 states to 26789 states and 89120 transitions. [2019-12-27 18:46:46,929 INFO L78 Accepts]: Start accepts. Automaton has 26789 states and 89120 transitions. Word has length 45 [2019-12-27 18:46:46,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:46:46,929 INFO L462 AbstractCegarLoop]: Abstraction has 26789 states and 89120 transitions. [2019-12-27 18:46:46,929 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-27 18:46:46,930 INFO L276 IsEmpty]: Start isEmpty. Operand 26789 states and 89120 transitions. [2019-12-27 18:46:46,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-27 18:46:46,974 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:46:46,974 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:46:46,974 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:46:46,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:46:46,975 INFO L82 PathProgramCache]: Analyzing trace with hash 328771059, now seen corresponding path program 1 times [2019-12-27 18:46:46,975 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:46:46,975 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158320287] [2019-12-27 18:46:46,975 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:46:47,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:46:47,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 18:46:47,095 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158320287] [2019-12-27 18:46:47,095 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:46:47,095 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 18:46:47,096 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2097643486] [2019-12-27 18:46:47,096 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:46:47,126 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:46:47,426 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 193 states and 335 transitions. [2019-12-27 18:46:47,426 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:46:47,428 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 18:46:47,428 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 18:46:47,428 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:46:47,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 18:46:47,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 18:46:47,429 INFO L87 Difference]: Start difference. First operand 26789 states and 89120 transitions. Second operand 3 states. [2019-12-27 18:46:47,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:46:47,563 INFO L93 Difference]: Finished difference Result 26164 states and 86696 transitions. [2019-12-27 18:46:47,564 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 18:46:47,564 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 69 [2019-12-27 18:46:47,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:46:47,608 INFO L225 Difference]: With dead ends: 26164 [2019-12-27 18:46:47,609 INFO L226 Difference]: Without dead ends: 26164 [2019-12-27 18:46:47,609 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 18:46:47,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26164 states. [2019-12-27 18:46:48,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26164 to 25648. [2019-12-27 18:46:48,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25648 states. [2019-12-27 18:46:48,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25648 states to 25648 states and 85220 transitions. [2019-12-27 18:46:48,148 INFO L78 Accepts]: Start accepts. Automaton has 25648 states and 85220 transitions. Word has length 69 [2019-12-27 18:46:48,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:46:48,148 INFO L462 AbstractCegarLoop]: Abstraction has 25648 states and 85220 transitions. [2019-12-27 18:46:48,149 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 18:46:48,149 INFO L276 IsEmpty]: Start isEmpty. Operand 25648 states and 85220 transitions. [2019-12-27 18:46:48,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-27 18:46:48,191 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:46:48,191 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:46:48,192 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:46:48,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:46:48,192 INFO L82 PathProgramCache]: Analyzing trace with hash -708151349, now seen corresponding path program 1 times [2019-12-27 18:46:48,193 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:46:48,193 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241111224] [2019-12-27 18:46:48,193 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:46:48,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:46:48,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 18:46:48,557 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241111224] [2019-12-27 18:46:48,557 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:46:48,557 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-12-27 18:46:48,558 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1131848981] [2019-12-27 18:46:48,558 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:46:48,587 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:46:49,303 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 194 states and 336 transitions. [2019-12-27 18:46:49,303 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:46:49,523 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 10 times. [2019-12-27 18:46:49,523 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-12-27 18:46:49,523 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:46:49,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-12-27 18:46:49,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2019-12-27 18:46:49,524 INFO L87 Difference]: Start difference. First operand 25648 states and 85220 transitions. Second operand 14 states. [2019-12-27 18:46:53,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:46:53,314 INFO L93 Difference]: Finished difference Result 47731 states and 155752 transitions. [2019-12-27 18:46:53,315 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2019-12-27 18:46:53,315 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 70 [2019-12-27 18:46:53,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:46:53,402 INFO L225 Difference]: With dead ends: 47731 [2019-12-27 18:46:53,403 INFO L226 Difference]: Without dead ends: 47731 [2019-12-27 18:46:53,403 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 8 SyntacticMatches, 7 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 254 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=292, Invalid=968, Unknown=0, NotChecked=0, Total=1260 [2019-12-27 18:46:53,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47731 states. [2019-12-27 18:46:54,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47731 to 21655. [2019-12-27 18:46:54,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21655 states. [2019-12-27 18:46:54,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21655 states to 21655 states and 70965 transitions. [2019-12-27 18:46:54,048 INFO L78 Accepts]: Start accepts. Automaton has 21655 states and 70965 transitions. Word has length 70 [2019-12-27 18:46:54,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:46:54,049 INFO L462 AbstractCegarLoop]: Abstraction has 21655 states and 70965 transitions. [2019-12-27 18:46:54,049 INFO L463 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-12-27 18:46:54,049 INFO L276 IsEmpty]: Start isEmpty. Operand 21655 states and 70965 transitions. [2019-12-27 18:46:54,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-27 18:46:54,079 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:46:54,079 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:46:54,079 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:46:54,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:46:54,080 INFO L82 PathProgramCache]: Analyzing trace with hash 726610784, now seen corresponding path program 1 times [2019-12-27 18:46:54,080 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:46:54,081 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692635721] [2019-12-27 18:46:54,081 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:46:54,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:46:54,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 18:46:54,199 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1692635721] [2019-12-27 18:46:54,200 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:46:54,200 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 18:46:54,200 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [636852603] [2019-12-27 18:46:54,200 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:46:54,262 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:46:56,999 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 195 states and 337 transitions. [2019-12-27 18:46:56,999 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:46:57,000 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 18:46:57,000 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 18:46:57,001 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:46:57,001 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 18:46:57,001 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 18:46:57,001 INFO L87 Difference]: Start difference. First operand 21655 states and 70965 transitions. Second operand 3 states. [2019-12-27 18:46:57,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:46:57,079 INFO L93 Difference]: Finished difference Result 21654 states and 70963 transitions. [2019-12-27 18:46:57,079 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 18:46:57,079 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 71 [2019-12-27 18:46:57,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:46:57,114 INFO L225 Difference]: With dead ends: 21654 [2019-12-27 18:46:57,114 INFO L226 Difference]: Without dead ends: 21654 [2019-12-27 18:46:57,115 INFO L631 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 [2019-12-27 18:46:57,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21654 states. [2019-12-27 18:46:57,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21654 to 21654. [2019-12-27 18:46:57,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21654 states. [2019-12-27 18:46:57,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21654 states to 21654 states and 70963 transitions. [2019-12-27 18:46:57,504 INFO L78 Accepts]: Start accepts. Automaton has 21654 states and 70963 transitions. Word has length 71 [2019-12-27 18:46:57,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:46:57,504 INFO L462 AbstractCegarLoop]: Abstraction has 21654 states and 70963 transitions. [2019-12-27 18:46:57,504 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 18:46:57,504 INFO L276 IsEmpty]: Start isEmpty. Operand 21654 states and 70963 transitions. [2019-12-27 18:46:57,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-12-27 18:46:57,531 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:46:57,531 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:46:57,531 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:46:57,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:46:57,532 INFO L82 PathProgramCache]: Analyzing trace with hash 1049534817, now seen corresponding path program 1 times [2019-12-27 18:46:57,532 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:46:57,533 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13090823] [2019-12-27 18:46:57,533 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:46:57,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:46:57,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 18:46:57,696 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13090823] [2019-12-27 18:46:57,696 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:46:57,696 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-27 18:46:57,697 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2129151542] [2019-12-27 18:46:57,697 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:46:57,726 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:46:58,002 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 196 states and 338 transitions. [2019-12-27 18:46:58,002 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:46:58,003 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 18:46:58,003 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 18:46:58,004 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:46:58,004 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 18:46:58,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-27 18:46:58,004 INFO L87 Difference]: Start difference. First operand 21654 states and 70963 transitions. Second operand 5 states. [2019-12-27 18:46:58,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:46:58,117 INFO L93 Difference]: Finished difference Result 27186 states and 87747 transitions. [2019-12-27 18:46:58,117 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 18:46:58,117 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 72 [2019-12-27 18:46:58,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:46:58,127 INFO L225 Difference]: With dead ends: 27186 [2019-12-27 18:46:58,128 INFO L226 Difference]: Without dead ends: 5993 [2019-12-27 18:46:58,128 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-27 18:46:58,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5993 states. [2019-12-27 18:46:58,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5993 to 5993. [2019-12-27 18:46:58,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5993 states. [2019-12-27 18:46:58,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5993 states to 5993 states and 17855 transitions. [2019-12-27 18:46:58,227 INFO L78 Accepts]: Start accepts. Automaton has 5993 states and 17855 transitions. Word has length 72 [2019-12-27 18:46:58,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:46:58,228 INFO L462 AbstractCegarLoop]: Abstraction has 5993 states and 17855 transitions. [2019-12-27 18:46:58,228 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 18:46:58,228 INFO L276 IsEmpty]: Start isEmpty. Operand 5993 states and 17855 transitions. [2019-12-27 18:46:58,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-12-27 18:46:58,235 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:46:58,235 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:46:58,235 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:46:58,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:46:58,235 INFO L82 PathProgramCache]: Analyzing trace with hash 1176538835, now seen corresponding path program 2 times [2019-12-27 18:46:58,236 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:46:58,236 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171478546] [2019-12-27 18:46:58,236 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:46:58,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:46:58,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 18:46:58,900 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171478546] [2019-12-27 18:46:58,900 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:46:58,900 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2019-12-27 18:46:58,900 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [813201485] [2019-12-27 18:46:58,900 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:46:58,928 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:46:59,288 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 169 states and 264 transitions. [2019-12-27 18:46:59,288 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:46:59,461 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 7 times. [2019-12-27 18:46:59,461 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2019-12-27 18:46:59,461 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:46:59,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2019-12-27 18:46:59,462 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=581, Unknown=0, NotChecked=0, Total=650 [2019-12-27 18:46:59,462 INFO L87 Difference]: Start difference. First operand 5993 states and 17855 transitions. Second operand 26 states. [2019-12-27 18:47:09,160 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2019-12-27 18:47:12,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:47:12,246 INFO L93 Difference]: Finished difference Result 69900 states and 214875 transitions. [2019-12-27 18:47:12,246 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2019-12-27 18:47:12,246 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 72 [2019-12-27 18:47:12,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:47:12,346 INFO L225 Difference]: With dead ends: 69900 [2019-12-27 18:47:12,347 INFO L226 Difference]: Without dead ends: 63412 [2019-12-27 18:47:12,351 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 4 SyntacticMatches, 9 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5974 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=1893, Invalid=14619, Unknown=0, NotChecked=0, Total=16512 [2019-12-27 18:47:12,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63412 states. [2019-12-27 18:47:12,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63412 to 17816. [2019-12-27 18:47:12,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17816 states. [2019-12-27 18:47:12,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17816 states to 17816 states and 54359 transitions. [2019-12-27 18:47:12,962 INFO L78 Accepts]: Start accepts. Automaton has 17816 states and 54359 transitions. Word has length 72 [2019-12-27 18:47:12,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:47:12,962 INFO L462 AbstractCegarLoop]: Abstraction has 17816 states and 54359 transitions. [2019-12-27 18:47:12,962 INFO L463 AbstractCegarLoop]: Interpolant automaton has 26 states. [2019-12-27 18:47:12,962 INFO L276 IsEmpty]: Start isEmpty. Operand 17816 states and 54359 transitions. [2019-12-27 18:47:12,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-12-27 18:47:12,981 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:47:12,982 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:47:12,982 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:47:12,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:47:12,982 INFO L82 PathProgramCache]: Analyzing trace with hash 419583783, now seen corresponding path program 1 times [2019-12-27 18:47:12,983 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:47:12,983 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663013867] [2019-12-27 18:47:12,983 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:47:12,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:47:13,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 18:47:13,032 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663013867] [2019-12-27 18:47:13,032 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:47:13,033 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 18:47:13,033 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [383484515] [2019-12-27 18:47:13,033 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:47:13,060 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:47:13,433 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 175 states and 276 transitions. [2019-12-27 18:47:13,433 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:47:13,440 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 8 times. [2019-12-27 18:47:13,441 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 18:47:13,441 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:47:13,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 18:47:13,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 18:47:13,442 INFO L87 Difference]: Start difference. First operand 17816 states and 54359 transitions. Second operand 3 states. [2019-12-27 18:47:13,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:47:13,582 INFO L93 Difference]: Finished difference Result 20678 states and 60940 transitions. [2019-12-27 18:47:13,583 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 18:47:13,583 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 72 [2019-12-27 18:47:13,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:47:13,612 INFO L225 Difference]: With dead ends: 20678 [2019-12-27 18:47:13,612 INFO L226 Difference]: Without dead ends: 20326 [2019-12-27 18:47:13,613 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 4 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 18:47:13,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20326 states. [2019-12-27 18:47:14,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20326 to 18414. [2019-12-27 18:47:14,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18414 states. [2019-12-27 18:47:14,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18414 states to 18414 states and 54705 transitions. [2019-12-27 18:47:14,059 INFO L78 Accepts]: Start accepts. Automaton has 18414 states and 54705 transitions. Word has length 72 [2019-12-27 18:47:14,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:47:14,060 INFO L462 AbstractCegarLoop]: Abstraction has 18414 states and 54705 transitions. [2019-12-27 18:47:14,060 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 18:47:14,060 INFO L276 IsEmpty]: Start isEmpty. Operand 18414 states and 54705 transitions. [2019-12-27 18:47:14,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-12-27 18:47:14,078 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:47:14,080 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:47:14,080 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:47:14,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:47:14,080 INFO L82 PathProgramCache]: Analyzing trace with hash -631520119, now seen corresponding path program 3 times [2019-12-27 18:47:14,081 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:47:14,081 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382230785] [2019-12-27 18:47:14,082 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:47:14,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:47:14,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 18:47:14,822 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382230785] [2019-12-27 18:47:14,822 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:47:14,822 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2019-12-27 18:47:14,822 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1308873750] [2019-12-27 18:47:14,822 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:47:14,849 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:47:15,139 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 167 states and 260 transitions. [2019-12-27 18:47:15,140 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:47:15,335 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 11 times. [2019-12-27 18:47:15,335 INFO L442 AbstractCegarLoop]: Interpolant automaton has 24 states [2019-12-27 18:47:15,336 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:47:15,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2019-12-27 18:47:15,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=490, Unknown=0, NotChecked=0, Total=552 [2019-12-27 18:47:15,336 INFO L87 Difference]: Start difference. First operand 18414 states and 54705 transitions. Second operand 24 states. [2019-12-27 18:47:24,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:47:24,278 INFO L93 Difference]: Finished difference Result 60370 states and 174906 transitions. [2019-12-27 18:47:24,278 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2019-12-27 18:47:24,279 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 72 [2019-12-27 18:47:24,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:47:24,353 INFO L225 Difference]: With dead ends: 60370 [2019-12-27 18:47:24,353 INFO L226 Difference]: Without dead ends: 56340 [2019-12-27 18:47:24,356 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 7 SyntacticMatches, 5 SemanticMatches, 101 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3286 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=1277, Invalid=9229, Unknown=0, NotChecked=0, Total=10506 [2019-12-27 18:47:24,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56340 states. [2019-12-27 18:47:24,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56340 to 21254. [2019-12-27 18:47:24,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21254 states. [2019-12-27 18:47:24,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21254 states to 21254 states and 62961 transitions. [2019-12-27 18:47:24,892 INFO L78 Accepts]: Start accepts. Automaton has 21254 states and 62961 transitions. Word has length 72 [2019-12-27 18:47:24,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:47:24,892 INFO L462 AbstractCegarLoop]: Abstraction has 21254 states and 62961 transitions. [2019-12-27 18:47:24,892 INFO L463 AbstractCegarLoop]: Interpolant automaton has 24 states. [2019-12-27 18:47:24,892 INFO L276 IsEmpty]: Start isEmpty. Operand 21254 states and 62961 transitions. [2019-12-27 18:47:24,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-12-27 18:47:24,915 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:47:24,915 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:47:24,916 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:47:24,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:47:24,916 INFO L82 PathProgramCache]: Analyzing trace with hash -162566405, now seen corresponding path program 4 times [2019-12-27 18:47:24,916 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:47:24,917 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102977155] [2019-12-27 18:47:24,917 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:47:24,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:47:25,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 18:47:25,535 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102977155] [2019-12-27 18:47:25,536 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:47:25,536 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2019-12-27 18:47:25,536 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1869322689] [2019-12-27 18:47:25,536 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:47:25,560 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:47:25,915 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 166 states and 258 transitions. [2019-12-27 18:47:25,916 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:47:26,230 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 12 times. [2019-12-27 18:47:26,231 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2019-12-27 18:47:26,231 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:47:26,231 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2019-12-27 18:47:26,232 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=583, Unknown=0, NotChecked=0, Total=650 [2019-12-27 18:47:26,232 INFO L87 Difference]: Start difference. First operand 21254 states and 62961 transitions. Second operand 26 states. [2019-12-27 18:47:29,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:47:29,603 INFO L93 Difference]: Finished difference Result 36503 states and 105708 transitions. [2019-12-27 18:47:29,604 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2019-12-27 18:47:29,604 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 72 [2019-12-27 18:47:29,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:47:29,650 INFO L225 Difference]: With dead ends: 36503 [2019-12-27 18:47:29,650 INFO L226 Difference]: Without dead ends: 34744 [2019-12-27 18:47:29,651 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 5 SyntacticMatches, 8 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 523 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=257, Invalid=1999, Unknown=0, NotChecked=0, Total=2256 [2019-12-27 18:47:29,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34744 states. [2019-12-27 18:47:30,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34744 to 22542. [2019-12-27 18:47:30,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22542 states. [2019-12-27 18:47:30,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22542 states to 22542 states and 66748 transitions. [2019-12-27 18:47:30,063 INFO L78 Accepts]: Start accepts. Automaton has 22542 states and 66748 transitions. Word has length 72 [2019-12-27 18:47:30,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:47:30,064 INFO L462 AbstractCegarLoop]: Abstraction has 22542 states and 66748 transitions. [2019-12-27 18:47:30,064 INFO L463 AbstractCegarLoop]: Interpolant automaton has 26 states. [2019-12-27 18:47:30,064 INFO L276 IsEmpty]: Start isEmpty. Operand 22542 states and 66748 transitions. [2019-12-27 18:47:30,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-12-27 18:47:30,088 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:47:30,088 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:47:30,088 INFO L410 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:47:30,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:47:30,089 INFO L82 PathProgramCache]: Analyzing trace with hash -1528584481, now seen corresponding path program 5 times [2019-12-27 18:47:30,089 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:47:30,089 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813453048] [2019-12-27 18:47:30,090 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:47:30,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:47:30,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 18:47:30,540 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813453048] [2019-12-27 18:47:30,540 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:47:30,540 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2019-12-27 18:47:30,540 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [70583131] [2019-12-27 18:47:30,541 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:47:30,561 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:47:31,085 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 224 states and 392 transitions. [2019-12-27 18:47:31,085 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:47:31,676 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 39 times. [2019-12-27 18:47:31,676 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2019-12-27 18:47:31,676 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:47:31,677 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2019-12-27 18:47:31,677 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=443, Unknown=0, NotChecked=0, Total=506 [2019-12-27 18:47:31,677 INFO L87 Difference]: Start difference. First operand 22542 states and 66748 transitions. Second operand 23 states. [2019-12-27 18:47:36,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:47:36,629 INFO L93 Difference]: Finished difference Result 70614 states and 207970 transitions. [2019-12-27 18:47:36,630 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2019-12-27 18:47:36,630 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 72 [2019-12-27 18:47:36,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:47:36,691 INFO L225 Difference]: With dead ends: 70614 [2019-12-27 18:47:36,691 INFO L226 Difference]: Without dead ends: 44569 [2019-12-27 18:47:36,693 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 17 SyntacticMatches, 21 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1221 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=583, Invalid=3839, Unknown=0, NotChecked=0, Total=4422 [2019-12-27 18:47:36,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44569 states. [2019-12-27 18:47:37,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44569 to 31338. [2019-12-27 18:47:37,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31338 states. [2019-12-27 18:47:37,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31338 states to 31338 states and 92132 transitions. [2019-12-27 18:47:37,282 INFO L78 Accepts]: Start accepts. Automaton has 31338 states and 92132 transitions. Word has length 72 [2019-12-27 18:47:37,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:47:37,282 INFO L462 AbstractCegarLoop]: Abstraction has 31338 states and 92132 transitions. [2019-12-27 18:47:37,282 INFO L463 AbstractCegarLoop]: Interpolant automaton has 23 states. [2019-12-27 18:47:37,282 INFO L276 IsEmpty]: Start isEmpty. Operand 31338 states and 92132 transitions. [2019-12-27 18:47:37,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-12-27 18:47:37,317 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:47:37,317 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:47:37,317 INFO L410 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:47:37,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:47:37,317 INFO L82 PathProgramCache]: Analyzing trace with hash 1878751243, now seen corresponding path program 6 times [2019-12-27 18:47:37,318 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:47:37,318 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613221504] [2019-12-27 18:47:37,318 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:47:37,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:47:37,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 18:47:37,550 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613221504] [2019-12-27 18:47:37,550 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:47:37,550 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-12-27 18:47:37,550 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1855985197] [2019-12-27 18:47:37,550 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:47:37,568 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:47:37,933 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 254 states and 506 transitions. [2019-12-27 18:47:37,933 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:47:38,049 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 11 times. [2019-12-27 18:47:38,050 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-12-27 18:47:38,050 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:47:38,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-12-27 18:47:38,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2019-12-27 18:47:38,051 INFO L87 Difference]: Start difference. First operand 31338 states and 92132 transitions. Second operand 13 states. [2019-12-27 18:47:39,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:47:39,812 INFO L93 Difference]: Finished difference Result 54890 states and 158531 transitions. [2019-12-27 18:47:39,813 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2019-12-27 18:47:39,813 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 72 [2019-12-27 18:47:39,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:47:39,872 INFO L225 Difference]: With dead ends: 54890 [2019-12-27 18:47:39,872 INFO L226 Difference]: Without dead ends: 44765 [2019-12-27 18:47:39,873 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 5 SyntacticMatches, 5 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 150 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=184, Invalid=628, Unknown=0, NotChecked=0, Total=812 [2019-12-27 18:47:39,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44765 states. [2019-12-27 18:47:40,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44765 to 33032. [2019-12-27 18:47:40,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33032 states. [2019-12-27 18:47:40,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33032 states to 33032 states and 96694 transitions. [2019-12-27 18:47:40,673 INFO L78 Accepts]: Start accepts. Automaton has 33032 states and 96694 transitions. Word has length 72 [2019-12-27 18:47:40,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:47:40,673 INFO L462 AbstractCegarLoop]: Abstraction has 33032 states and 96694 transitions. [2019-12-27 18:47:40,673 INFO L463 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-12-27 18:47:40,673 INFO L276 IsEmpty]: Start isEmpty. Operand 33032 states and 96694 transitions. [2019-12-27 18:47:40,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-12-27 18:47:40,716 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:47:40,717 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:47:40,717 INFO L410 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:47:40,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:47:40,717 INFO L82 PathProgramCache]: Analyzing trace with hash -1219056769, now seen corresponding path program 7 times [2019-12-27 18:47:40,718 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:47:40,718 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461130733] [2019-12-27 18:47:40,718 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:47:40,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:47:41,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 18:47:41,037 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1461130733] [2019-12-27 18:47:41,039 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:47:41,040 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-12-27 18:47:41,040 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1165336030] [2019-12-27 18:47:41,040 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:47:41,059 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:47:41,404 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 211 states and 395 transitions. [2019-12-27 18:47:41,404 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:47:41,552 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 18 times. [2019-12-27 18:47:41,552 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-12-27 18:47:41,552 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:47:41,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-12-27 18:47:41,553 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2019-12-27 18:47:41,553 INFO L87 Difference]: Start difference. First operand 33032 states and 96694 transitions. Second operand 15 states. [2019-12-27 18:47:45,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:47:45,097 INFO L93 Difference]: Finished difference Result 74505 states and 212573 transitions. [2019-12-27 18:47:45,097 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2019-12-27 18:47:45,097 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 72 [2019-12-27 18:47:45,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:47:45,181 INFO L225 Difference]: With dead ends: 74505 [2019-12-27 18:47:45,181 INFO L226 Difference]: Without dead ends: 60308 [2019-12-27 18:47:45,183 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 11 SyntacticMatches, 6 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1047 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=621, Invalid=2919, Unknown=0, NotChecked=0, Total=3540 [2019-12-27 18:47:45,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60308 states. [2019-12-27 18:47:46,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60308 to 34368. [2019-12-27 18:47:46,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34368 states. [2019-12-27 18:47:46,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34368 states to 34368 states and 100137 transitions. [2019-12-27 18:47:46,183 INFO L78 Accepts]: Start accepts. Automaton has 34368 states and 100137 transitions. Word has length 72 [2019-12-27 18:47:46,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:47:46,183 INFO L462 AbstractCegarLoop]: Abstraction has 34368 states and 100137 transitions. [2019-12-27 18:47:46,183 INFO L463 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-12-27 18:47:46,183 INFO L276 IsEmpty]: Start isEmpty. Operand 34368 states and 100137 transitions. [2019-12-27 18:47:46,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-12-27 18:47:46,221 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:47:46,221 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:47:46,222 INFO L410 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:47:46,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:47:46,222 INFO L82 PathProgramCache]: Analyzing trace with hash 1219459465, now seen corresponding path program 8 times [2019-12-27 18:47:46,223 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:47:46,223 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600346068] [2019-12-27 18:47:46,223 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:47:46,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:47:47,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 18:47:47,111 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600346068] [2019-12-27 18:47:47,111 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:47:47,111 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2019-12-27 18:47:47,111 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1243689024] [2019-12-27 18:47:47,111 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:47:47,131 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:47:47,460 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 206 states and 366 transitions. [2019-12-27 18:47:47,461 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:47:47,711 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-27 18:47:47,913 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 21 times. [2019-12-27 18:47:47,913 INFO L442 AbstractCegarLoop]: Interpolant automaton has 31 states [2019-12-27 18:47:47,913 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:47:47,914 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2019-12-27 18:47:47,915 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=832, Unknown=0, NotChecked=0, Total=930 [2019-12-27 18:47:47,915 INFO L87 Difference]: Start difference. First operand 34368 states and 100137 transitions. Second operand 31 states. [2019-12-27 18:48:01,516 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2019-12-27 18:48:01,697 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 37 [2019-12-27 18:48:04,593 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 31 [2019-12-27 18:48:04,911 WARN L192 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 41 [2019-12-27 18:48:05,203 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 42 [2019-12-27 18:48:05,632 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2019-12-27 18:48:06,078 WARN L192 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 37 [2019-12-27 18:48:06,562 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 42 [2019-12-27 18:48:06,795 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 37 [2019-12-27 18:48:07,590 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 37 [2019-12-27 18:48:07,843 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2019-12-27 18:48:07,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:48:07,925 INFO L93 Difference]: Finished difference Result 107147 states and 304539 transitions. [2019-12-27 18:48:07,925 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2019-12-27 18:48:07,925 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 72 [2019-12-27 18:48:07,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:48:08,050 INFO L225 Difference]: With dead ends: 107147 [2019-12-27 18:48:08,050 INFO L226 Difference]: Without dead ends: 99128 [2019-12-27 18:48:08,055 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 18 SyntacticMatches, 16 SemanticMatches, 140 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7556 ImplicationChecksByTransitivity, 10.2s TimeCoverageRelationStatistics Valid=2497, Invalid=17525, Unknown=0, NotChecked=0, Total=20022 [2019-12-27 18:48:08,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99128 states. [2019-12-27 18:48:08,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99128 to 32906. [2019-12-27 18:48:08,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32906 states. [2019-12-27 18:48:08,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32906 states to 32906 states and 93628 transitions. [2019-12-27 18:48:08,946 INFO L78 Accepts]: Start accepts. Automaton has 32906 states and 93628 transitions. Word has length 72 [2019-12-27 18:48:08,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:48:08,946 INFO L462 AbstractCegarLoop]: Abstraction has 32906 states and 93628 transitions. [2019-12-27 18:48:08,946 INFO L463 AbstractCegarLoop]: Interpolant automaton has 31 states. [2019-12-27 18:48:08,946 INFO L276 IsEmpty]: Start isEmpty. Operand 32906 states and 93628 transitions. [2019-12-27 18:48:08,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-12-27 18:48:08,979 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:48:08,979 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:48:08,979 INFO L410 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:48:08,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:48:08,980 INFO L82 PathProgramCache]: Analyzing trace with hash -412588411, now seen corresponding path program 9 times [2019-12-27 18:48:08,980 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:48:08,980 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138406525] [2019-12-27 18:48:08,980 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:48:09,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:48:09,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 18:48:09,527 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138406525] [2019-12-27 18:48:09,527 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:48:09,528 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2019-12-27 18:48:09,528 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [297564449] [2019-12-27 18:48:09,528 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:48:09,566 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:48:10,033 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 218 states and 406 transitions. [2019-12-27 18:48:10,033 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:48:10,194 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-12-27 18:48:10,676 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 38 times. [2019-12-27 18:48:10,676 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2019-12-27 18:48:10,677 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:48:10,677 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2019-12-27 18:48:10,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=868, Unknown=0, NotChecked=0, Total=992 [2019-12-27 18:48:10,678 INFO L87 Difference]: Start difference. First operand 32906 states and 93628 transitions. Second operand 32 states. [2019-12-27 18:48:12,179 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 32 [2019-12-27 18:48:25,189 WARN L192 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 20 [2019-12-27 18:48:28,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:48:28,902 INFO L93 Difference]: Finished difference Result 97863 states and 271147 transitions. [2019-12-27 18:48:28,902 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2019-12-27 18:48:28,903 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 72 [2019-12-27 18:48:28,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:48:28,987 INFO L225 Difference]: With dead ends: 97863 [2019-12-27 18:48:28,987 INFO L226 Difference]: Without dead ends: 66461 [2019-12-27 18:48:28,990 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 228 GetRequests, 25 SyntacticMatches, 7 SemanticMatches, 196 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14942 ImplicationChecksByTransitivity, 10.1s TimeCoverageRelationStatistics Valid=5142, Invalid=33864, Unknown=0, NotChecked=0, Total=39006 [2019-12-27 18:48:29,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66461 states. [2019-12-27 18:48:29,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66461 to 29343. [2019-12-27 18:48:29,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29343 states. [2019-12-27 18:48:29,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29343 states to 29343 states and 81144 transitions. [2019-12-27 18:48:29,614 INFO L78 Accepts]: Start accepts. Automaton has 29343 states and 81144 transitions. Word has length 72 [2019-12-27 18:48:29,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:48:29,614 INFO L462 AbstractCegarLoop]: Abstraction has 29343 states and 81144 transitions. [2019-12-27 18:48:29,615 INFO L463 AbstractCegarLoop]: Interpolant automaton has 32 states. [2019-12-27 18:48:29,615 INFO L276 IsEmpty]: Start isEmpty. Operand 29343 states and 81144 transitions. [2019-12-27 18:48:29,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-12-27 18:48:29,643 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:48:29,643 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:48:29,643 INFO L410 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:48:29,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:48:29,644 INFO L82 PathProgramCache]: Analyzing trace with hash 93100351, now seen corresponding path program 10 times [2019-12-27 18:48:29,644 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:48:29,644 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178768303] [2019-12-27 18:48:29,645 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:48:29,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:48:30,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 18:48:30,345 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178768303] [2019-12-27 18:48:30,346 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:48:30,346 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2019-12-27 18:48:30,346 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [862174171] [2019-12-27 18:48:30,346 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:48:30,382 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:48:30,869 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 204 states and 362 transitions. [2019-12-27 18:48:30,869 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:48:31,041 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-27 18:48:31,278 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 25 times. [2019-12-27 18:48:31,278 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2019-12-27 18:48:31,278 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:48:31,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2019-12-27 18:48:31,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=563, Unknown=0, NotChecked=0, Total=650 [2019-12-27 18:48:31,279 INFO L87 Difference]: Start difference. First operand 29343 states and 81144 transitions. Second operand 26 states. [2019-12-27 18:48:36,134 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 34 [2019-12-27 18:48:37,003 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 34 [2019-12-27 18:48:37,181 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 36 [2019-12-27 18:48:37,739 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 36 [2019-12-27 18:48:38,266 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 36 [2019-12-27 18:48:38,407 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 37 [2019-12-27 18:48:38,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:48:38,408 INFO L93 Difference]: Finished difference Result 69743 states and 188455 transitions. [2019-12-27 18:48:38,408 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2019-12-27 18:48:38,409 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 72 [2019-12-27 18:48:38,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:48:38,490 INFO L225 Difference]: With dead ends: 69743 [2019-12-27 18:48:38,491 INFO L226 Difference]: Without dead ends: 66134 [2019-12-27 18:48:38,491 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 15 SyntacticMatches, 9 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1167 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=664, Invalid=3626, Unknown=0, NotChecked=0, Total=4290 [2019-12-27 18:48:38,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66134 states. Received shutdown request... [2019-12-27 18:48:39,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66134 to 30700. [2019-12-27 18:48:39,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30700 states. [2019-12-27 18:48:39,137 WARN L527 AbstractCegarLoop]: Verification canceled [2019-12-27 18:48:39,141 WARN L227 ceAbstractionStarter]: Timeout [2019-12-27 18:48:39,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.12 06:48:39 BasicIcfg [2019-12-27 18:48:39,141 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-27 18:48:39,143 INFO L168 Benchmark]: Toolchain (without parser) took 236244.07 ms. Allocated memory was 143.1 MB in the beginning and 3.6 GB in the end (delta: 3.4 GB). Free memory was 101.5 MB in the beginning and 1.2 GB in the end (delta: -1.1 GB). Peak memory consumption was 2.4 GB. Max. memory is 7.1 GB. [2019-12-27 18:48:39,144 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 143.1 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-12-27 18:48:39,145 INFO L168 Benchmark]: CACSL2BoogieTranslator took 740.84 ms. Allocated memory was 143.1 MB in the beginning and 203.4 MB in the end (delta: 60.3 MB). Free memory was 101.3 MB in the beginning and 155.4 MB in the end (delta: -54.1 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. [2019-12-27 18:48:39,145 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.97 ms. Allocated memory is still 203.4 MB. Free memory was 155.4 MB in the beginning and 152.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-12-27 18:48:39,146 INFO L168 Benchmark]: Boogie Preprocessor took 46.57 ms. Allocated memory is still 203.4 MB. Free memory was 152.8 MB in the beginning and 150.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-12-27 18:48:39,146 INFO L168 Benchmark]: RCFGBuilder took 1020.27 ms. Allocated memory was 203.4 MB in the beginning and 234.4 MB in the end (delta: 30.9 MB). Free memory was 149.6 MB in the beginning and 197.9 MB in the end (delta: -48.3 MB). Peak memory consumption was 64.0 MB. Max. memory is 7.1 GB. [2019-12-27 18:48:39,147 INFO L168 Benchmark]: TraceAbstraction took 234354.71 ms. Allocated memory was 234.4 MB in the beginning and 3.6 GB in the end (delta: 3.3 GB). Free memory was 197.9 MB in the beginning and 1.2 GB in the end (delta: -984.5 MB). Peak memory consumption was 2.4 GB. Max. memory is 7.1 GB. [2019-12-27 18:48:39,150 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 143.1 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 740.84 ms. Allocated memory was 143.1 MB in the beginning and 203.4 MB in the end (delta: 60.3 MB). Free memory was 101.3 MB in the beginning and 155.4 MB in the end (delta: -54.1 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 76.97 ms. Allocated memory is still 203.4 MB. Free memory was 155.4 MB in the beginning and 152.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 46.57 ms. Allocated memory is still 203.4 MB. Free memory was 152.8 MB in the beginning and 150.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1020.27 ms. Allocated memory was 203.4 MB in the beginning and 234.4 MB in the end (delta: 30.9 MB). Free memory was 149.6 MB in the beginning and 197.9 MB in the end (delta: -48.3 MB). Peak memory consumption was 64.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 234354.71 ms. Allocated memory was 234.4 MB in the beginning and 3.6 GB in the end (delta: 3.3 GB). Free memory was 197.9 MB in the beginning and 1.2 GB in the end (delta: -984.5 MB). Peak memory consumption was 2.4 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 7.9s, 223 ProgramPointsBefore, 117 ProgramPointsAfterwards, 276 TransitionsBefore, 138 TransitionsAfterwards, 32976 CoEnabledTransitionPairs, 8 FixpointIterations, 50 TrivialSequentialCompositions, 34 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 62 ConcurrentYvCompositions, 36 ChoiceCompositions, 12209 VarBasedMoverChecksPositive, 278 VarBasedMoverChecksNegative, 32 SemBasedMoverChecksPositive, 347 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 2.0s, 0 MoverChecksTotal, 183707 CheckedPairsTotal, 146 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 5]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 5). Cancelled while ReachableStatesComputation was computing reachable states (1 states constructedinput type DoubleDeckerAutomaton). - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 214 locations, 1 error locations. Result: TIMEOUT, OverallTime: 234.1s, OverallIterations: 19, TraceHistogramMax: 1, AutomataDifference: 90.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 5403 SDtfs, 16887 SDslu, 49261 SDs, 0 SdLazy, 42794 SolverSat, 2926 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 40.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1135 GetRequests, 139 SyntacticMatches, 103 SemanticMatches, 893 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36131 ImplicationChecksByTransitivity, 41.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=300418occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 19.4s AutomataMinimizationTime, 19 MinimizatonAttempts, 276658 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 5.5s InterpolantComputationTime, 1163 NumberOfCodeBlocks, 1163 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 1144 ConstructedInterpolants, 0 QuantifiedInterpolants, 805803 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 19 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown