/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/safe005_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-4336eb1 [2019-12-27 18:06:11,549 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-27 18:06:11,552 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-27 18:06:11,564 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-27 18:06:11,564 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-27 18:06:11,565 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-27 18:06:11,566 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-27 18:06:11,568 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-27 18:06:11,570 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-27 18:06:11,571 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-27 18:06:11,572 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-27 18:06:11,573 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-27 18:06:11,573 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-27 18:06:11,574 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-27 18:06:11,575 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-27 18:06:11,576 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-27 18:06:11,577 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-27 18:06:11,578 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-27 18:06:11,580 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-27 18:06:11,582 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-27 18:06:11,583 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-27 18:06:11,585 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-27 18:06:11,586 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-27 18:06:11,586 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-27 18:06:11,593 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-27 18:06:11,593 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-27 18:06:11,593 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-27 18:06:11,594 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-27 18:06:11,595 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-27 18:06:11,596 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-27 18:06:11,596 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-27 18:06:11,597 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-27 18:06:11,598 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-27 18:06:11,598 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-27 18:06:11,599 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-27 18:06:11,600 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-27 18:06:11,600 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-27 18:06:11,600 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-27 18:06:11,601 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-27 18:06:11,601 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-27 18:06:11,602 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-27 18:06:11,603 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 18:06:11,617 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-27 18:06:11,617 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-27 18:06:11,619 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-27 18:06:11,619 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-27 18:06:11,619 INFO L138 SettingsManager]: * Use SBE=true [2019-12-27 18:06:11,619 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-27 18:06:11,619 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-27 18:06:11,620 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-27 18:06:11,620 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-27 18:06:11,620 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-27 18:06:11,620 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-27 18:06:11,620 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-27 18:06:11,621 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-27 18:06:11,621 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-27 18:06:11,621 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-27 18:06:11,621 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-27 18:06:11,621 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-27 18:06:11,621 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-27 18:06:11,622 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-27 18:06:11,622 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-27 18:06:11,622 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-27 18:06:11,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-27 18:06:11,622 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-27 18:06:11,623 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-27 18:06:11,623 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-27 18:06:11,623 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-27 18:06:11,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-27 18:06:11,623 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2019-12-27 18:06:11,624 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-27 18:06:11,624 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2019-12-27 18:06:11,624 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-27 18:06:11,923 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-27 18:06:11,947 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-27 18:06:11,950 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-27 18:06:11,952 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-27 18:06:11,953 INFO L275 PluginConnector]: CDTParser initialized [2019-12-27 18:06:11,954 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe005_pso.oepc.i [2019-12-27 18:06:12,027 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78785573a/4c4f62e85c7b43b199ee7df3aff231dc/FLAGed45360c9 [2019-12-27 18:06:12,609 INFO L306 CDTParser]: Found 1 translation units. [2019-12-27 18:06:12,610 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe005_pso.oepc.i [2019-12-27 18:06:12,631 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78785573a/4c4f62e85c7b43b199ee7df3aff231dc/FLAGed45360c9 [2019-12-27 18:06:12,879 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78785573a/4c4f62e85c7b43b199ee7df3aff231dc [2019-12-27 18:06:12,890 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-27 18:06:12,892 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-27 18:06:12,893 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-27 18:06:12,893 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-27 18:06:12,897 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-27 18:06:12,898 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 06:06:12" (1/1) ... [2019-12-27 18:06:12,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f7c2a15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:06:12, skipping insertion in model container [2019-12-27 18:06:12,901 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 06:06:12" (1/1) ... [2019-12-27 18:06:12,909 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-27 18:06:12,961 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-27 18:06:13,456 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 18:06:13,479 INFO L203 MainTranslator]: Completed pre-run [2019-12-27 18:06:13,576 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 18:06:13,643 INFO L208 MainTranslator]: Completed translation [2019-12-27 18:06:13,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:06:13 WrapperNode [2019-12-27 18:06:13,643 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-27 18:06:13,644 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-27 18:06:13,644 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-27 18:06:13,644 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-27 18:06:13,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:06:13" (1/1) ... [2019-12-27 18:06:13,674 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:06:13" (1/1) ... [2019-12-27 18:06:13,727 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-27 18:06:13,727 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-27 18:06:13,727 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-27 18:06:13,727 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-27 18:06:13,738 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:06:13" (1/1) ... [2019-12-27 18:06:13,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:06:13" (1/1) ... [2019-12-27 18:06:13,759 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:06:13" (1/1) ... [2019-12-27 18:06:13,759 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:06:13" (1/1) ... [2019-12-27 18:06:13,777 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:06:13" (1/1) ... [2019-12-27 18:06:13,786 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:06:13" (1/1) ... [2019-12-27 18:06:13,793 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:06:13" (1/1) ... [2019-12-27 18:06:13,801 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-27 18:06:13,802 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-27 18:06:13,802 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-27 18:06:13,802 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-27 18:06:13,805 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:06:13" (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 18:06:13,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-27 18:06:13,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-27 18:06:13,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-27 18:06:13,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-27 18:06:13,866 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-27 18:06:13,866 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-27 18:06:13,867 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-27 18:06:13,867 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-27 18:06:13,868 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-27 18:06:13,868 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-27 18:06:13,868 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-27 18:06:13,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-27 18:06:13,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-27 18:06:13,871 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 18:06:14,689 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-27 18:06:14,690 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-27 18:06:14,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 06:06:14 BoogieIcfgContainer [2019-12-27 18:06:14,691 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-27 18:06:14,693 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-27 18:06:14,693 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-27 18:06:14,696 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-27 18:06:14,696 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.12 06:06:12" (1/3) ... [2019-12-27 18:06:14,697 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ba1da0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 06:06:14, skipping insertion in model container [2019-12-27 18:06:14,698 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:06:13" (2/3) ... [2019-12-27 18:06:14,698 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ba1da0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 06:06:14, skipping insertion in model container [2019-12-27 18:06:14,698 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 06:06:14" (3/3) ... [2019-12-27 18:06:14,700 INFO L109 eAbstractionObserver]: Analyzing ICFG safe005_pso.oepc.i [2019-12-27 18:06:14,709 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-27 18:06:14,710 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-27 18:06:14,718 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-27 18:06:14,718 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-27 18:06:14,758 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,758 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,759 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,759 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,759 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,759 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,760 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,760 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,760 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,761 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,761 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,761 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,762 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,762 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,762 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,763 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,763 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,763 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,763 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,764 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,764 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,764 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,765 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,767 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,767 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,768 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,768 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,768 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,769 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,769 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,769 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,769 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,770 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,770 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,770 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,770 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,771 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,771 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,771 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,771 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,772 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,772 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,772 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,772 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,773 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,773 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,773 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,773 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,774 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,774 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,774 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,774 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,775 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,775 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,775 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,775 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,776 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,776 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,776 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,776 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,777 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,777 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,777 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,777 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,778 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,778 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,778 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,778 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,779 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,779 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,779 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,779 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,779 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,780 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,780 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,780 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,780 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,781 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,781 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,781 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,781 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,782 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,782 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,782 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,782 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,783 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,783 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,783 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,783 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,784 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,784 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,784 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,784 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,784 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,785 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,786 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,786 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,786 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,786 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,787 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,787 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,787 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,788 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,788 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,788 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,788 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,789 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,789 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,789 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,789 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,790 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,790 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,790 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,790 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,790 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,791 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,791 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,791 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,791 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,792 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,807 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,807 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,808 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,808 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,808 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,808 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,809 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,809 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,809 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,809 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,809 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,810 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,810 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,810 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,810 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,810 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,811 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,811 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,811 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,811 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,812 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,812 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,812 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,812 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,812 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,812 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,813 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,813 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,813 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,813 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,813 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,814 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,814 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,814 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,814 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,814 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,815 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,815 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,818 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,819 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,819 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,819 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,819 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,819 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,820 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,820 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,820 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,820 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,820 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,821 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,823 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,824 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,824 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,824 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,824 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,824 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,825 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,825 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,825 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,825 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,828 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,829 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,829 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,829 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,829 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,829 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,830 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,830 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,830 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,830 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,830 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,830 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,831 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,831 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,831 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,831 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,831 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,832 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,832 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,832 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,832 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,832 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,832 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,833 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,833 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,833 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,833 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:06:14,851 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-27 18:06:14,871 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 18:06:14,872 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 18:06:14,872 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 18:06:14,872 INFO L376 AbstractCegarLoop]: Backedges is MCR [2019-12-27 18:06:14,872 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 18:06:14,872 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 18:06:14,872 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 18:06:14,873 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 18:06:14,889 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 163 places, 194 transitions [2019-12-27 18:06:14,892 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 163 places, 194 transitions [2019-12-27 18:06:14,989 INFO L132 PetriNetUnfolder]: 41/191 cut-off events. [2019-12-27 18:06:14,990 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-27 18:06:15,010 INFO L76 FinitePrefix]: Finished finitePrefix Result has 201 conditions, 191 events. 41/191 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 452 event pairs. 0/148 useless extension candidates. Maximal degree in co-relation 161. Up to 2 conditions per place. [2019-12-27 18:06:15,041 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 163 places, 194 transitions [2019-12-27 18:06:15,126 INFO L132 PetriNetUnfolder]: 41/191 cut-off events. [2019-12-27 18:06:15,126 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-27 18:06:15,137 INFO L76 FinitePrefix]: Finished finitePrefix Result has 201 conditions, 191 events. 41/191 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 452 event pairs. 0/148 useless extension candidates. Maximal degree in co-relation 161. Up to 2 conditions per place. [2019-12-27 18:06:15,159 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 16696 [2019-12-27 18:06:15,161 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-27 18:06:19,873 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2019-12-27 18:06:20,730 WARN L192 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2019-12-27 18:06:20,852 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-12-27 18:06:20,983 INFO L206 etLargeBlockEncoding]: Checked pairs total: 66367 [2019-12-27 18:06:20,983 INFO L214 etLargeBlockEncoding]: Total number of compositions: 113 [2019-12-27 18:06:20,986 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 83 places, 92 transitions [2019-12-27 18:06:32,033 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 86132 states. [2019-12-27 18:06:32,035 INFO L276 IsEmpty]: Start isEmpty. Operand 86132 states. [2019-12-27 18:06:32,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-12-27 18:06:32,040 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:06:32,041 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-12-27 18:06:32,042 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:06:32,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:06:32,048 INFO L82 PathProgramCache]: Analyzing trace with hash 795562213, now seen corresponding path program 1 times [2019-12-27 18:06:32,057 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:06:32,057 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646089969] [2019-12-27 18:06:32,057 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:06:32,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:06:32,365 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 18:06:32,366 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646089969] [2019-12-27 18:06:32,367 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:06:32,367 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-27 18:06:32,368 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1107224485] [2019-12-27 18:06:32,370 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:06:32,374 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:06:32,384 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 6 states and 5 transitions. [2019-12-27 18:06:32,385 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:06:32,388 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 18:06:32,388 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 18:06:32,388 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:06:32,399 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 18:06:32,400 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 18:06:32,402 INFO L87 Difference]: Start difference. First operand 86132 states. Second operand 3 states. [2019-12-27 18:06:34,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:06:34,744 INFO L93 Difference]: Finished difference Result 85012 states and 367904 transitions. [2019-12-27 18:06:34,745 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 18:06:34,746 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2019-12-27 18:06:34,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:06:35,291 INFO L225 Difference]: With dead ends: 85012 [2019-12-27 18:06:35,291 INFO L226 Difference]: Without dead ends: 80140 [2019-12-27 18:06:35,293 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 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 18:06:40,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80140 states. [2019-12-27 18:06:42,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80140 to 80140. [2019-12-27 18:06:42,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80140 states. [2019-12-27 18:06:43,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80140 states to 80140 states and 346330 transitions. [2019-12-27 18:06:43,290 INFO L78 Accepts]: Start accepts. Automaton has 80140 states and 346330 transitions. Word has length 5 [2019-12-27 18:06:43,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:06:43,290 INFO L462 AbstractCegarLoop]: Abstraction has 80140 states and 346330 transitions. [2019-12-27 18:06:43,290 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 18:06:43,290 INFO L276 IsEmpty]: Start isEmpty. Operand 80140 states and 346330 transitions. [2019-12-27 18:06:43,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-27 18:06:43,300 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:06:43,300 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:06:43,300 INFO L410 AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:06:43,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:06:43,301 INFO L82 PathProgramCache]: Analyzing trace with hash -36571135, now seen corresponding path program 1 times [2019-12-27 18:06:43,301 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:06:43,302 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279284067] [2019-12-27 18:06:43,302 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:06:43,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:06:43,430 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 18:06:43,431 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279284067] [2019-12-27 18:06:43,431 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:06:43,432 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 18:06:43,432 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1780132575] [2019-12-27 18:06:43,432 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:06:43,433 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:06:43,437 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 14 states and 13 transitions. [2019-12-27 18:06:43,438 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:06:43,438 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 18:06:43,439 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 18:06:43,440 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:06:43,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 18:06:43,440 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 18:06:43,440 INFO L87 Difference]: Start difference. First operand 80140 states and 346330 transitions. Second operand 4 states. [2019-12-27 18:06:48,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:06:48,074 INFO L93 Difference]: Finished difference Result 123388 states and 510822 transitions. [2019-12-27 18:06:48,074 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 18:06:48,074 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-27 18:06:48,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:06:48,581 INFO L225 Difference]: With dead ends: 123388 [2019-12-27 18:06:48,581 INFO L226 Difference]: Without dead ends: 123290 [2019-12-27 18:06:48,582 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-27 18:06:51,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123290 states. [2019-12-27 18:06:54,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123290 to 114218. [2019-12-27 18:06:54,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114218 states. [2019-12-27 18:06:55,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114218 states to 114218 states and 477794 transitions. [2019-12-27 18:06:55,136 INFO L78 Accepts]: Start accepts. Automaton has 114218 states and 477794 transitions. Word has length 13 [2019-12-27 18:06:55,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:06:55,138 INFO L462 AbstractCegarLoop]: Abstraction has 114218 states and 477794 transitions. [2019-12-27 18:06:55,138 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 18:06:55,138 INFO L276 IsEmpty]: Start isEmpty. Operand 114218 states and 477794 transitions. [2019-12-27 18:06:55,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-27 18:06:55,141 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:06:55,141 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:06:55,142 INFO L410 AbstractCegarLoop]: === Iteration 3 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:06:55,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:06:55,142 INFO L82 PathProgramCache]: Analyzing trace with hash 424299118, now seen corresponding path program 1 times [2019-12-27 18:06:55,142 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:06:55,143 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118337930] [2019-12-27 18:06:55,143 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:06:55,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:06:55,218 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 18:06:55,219 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118337930] [2019-12-27 18:06:55,219 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:06:55,219 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 18:06:55,220 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [351301061] [2019-12-27 18:06:55,220 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:06:55,222 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:06:55,225 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 14 states and 13 transitions. [2019-12-27 18:06:55,225 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:06:55,226 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 18:06:55,226 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 18:06:55,227 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:06:55,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 18:06:55,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 18:06:55,227 INFO L87 Difference]: Start difference. First operand 114218 states and 477794 transitions. Second operand 4 states. [2019-12-27 18:07:00,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:07:00,632 INFO L93 Difference]: Finished difference Result 159677 states and 652290 transitions. [2019-12-27 18:07:00,633 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 18:07:00,633 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-27 18:07:00,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:07:01,128 INFO L225 Difference]: With dead ends: 159677 [2019-12-27 18:07:01,128 INFO L226 Difference]: Without dead ends: 159565 [2019-12-27 18:07:01,128 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-27 18:07:04,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159565 states. [2019-12-27 18:07:07,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159565 to 136035. [2019-12-27 18:07:07,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136035 states. [2019-12-27 18:07:12,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136035 states to 136035 states and 564894 transitions. [2019-12-27 18:07:12,905 INFO L78 Accepts]: Start accepts. Automaton has 136035 states and 564894 transitions. Word has length 13 [2019-12-27 18:07:12,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:07:12,905 INFO L462 AbstractCegarLoop]: Abstraction has 136035 states and 564894 transitions. [2019-12-27 18:07:12,905 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 18:07:12,906 INFO L276 IsEmpty]: Start isEmpty. Operand 136035 states and 564894 transitions. [2019-12-27 18:07:12,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-27 18:07:12,910 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:07:12,911 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:07:12,911 INFO L410 AbstractCegarLoop]: === Iteration 4 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:07:12,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:07:12,911 INFO L82 PathProgramCache]: Analyzing trace with hash -2100241523, now seen corresponding path program 1 times [2019-12-27 18:07:12,912 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:07:12,912 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922962746] [2019-12-27 18:07:12,912 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:07:12,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:07:12,995 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 18:07:12,995 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922962746] [2019-12-27 18:07:12,996 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:07:12,999 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 18:07:12,999 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1707500469] [2019-12-27 18:07:12,999 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:07:13,001 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:07:13,007 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 33 states and 50 transitions. [2019-12-27 18:07:13,008 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:07:13,063 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 4 times. [2019-12-27 18:07:13,064 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 18:07:13,064 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:07:13,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 18:07:13,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-27 18:07:13,065 INFO L87 Difference]: Start difference. First operand 136035 states and 564894 transitions. Second operand 5 states. [2019-12-27 18:07:15,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:07:15,432 INFO L93 Difference]: Finished difference Result 181618 states and 742473 transitions. [2019-12-27 18:07:15,432 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 18:07:15,432 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2019-12-27 18:07:15,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:07:15,997 INFO L225 Difference]: With dead ends: 181618 [2019-12-27 18:07:15,997 INFO L226 Difference]: Without dead ends: 181618 [2019-12-27 18:07:15,997 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-27 18:07:24,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181618 states. [2019-12-27 18:07:28,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181618 to 152081. [2019-12-27 18:07:28,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152081 states. [2019-12-27 18:07:28,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152081 states to 152081 states and 628919 transitions. [2019-12-27 18:07:28,788 INFO L78 Accepts]: Start accepts. Automaton has 152081 states and 628919 transitions. Word has length 14 [2019-12-27 18:07:28,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:07:28,788 INFO L462 AbstractCegarLoop]: Abstraction has 152081 states and 628919 transitions. [2019-12-27 18:07:28,788 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 18:07:28,788 INFO L276 IsEmpty]: Start isEmpty. Operand 152081 states and 628919 transitions. [2019-12-27 18:07:28,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-27 18:07:28,791 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:07:28,792 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:07:28,792 INFO L410 AbstractCegarLoop]: === Iteration 5 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:07:28,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:07:28,792 INFO L82 PathProgramCache]: Analyzing trace with hash -2100376187, now seen corresponding path program 1 times [2019-12-27 18:07:28,793 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:07:28,793 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103896086] [2019-12-27 18:07:28,793 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:07:28,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:07:28,845 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 18:07:28,846 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103896086] [2019-12-27 18:07:28,846 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:07:28,846 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 18:07:28,846 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1418443423] [2019-12-27 18:07:28,846 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:07:28,848 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:07:28,851 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 33 states and 50 transitions. [2019-12-27 18:07:28,851 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:07:28,871 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 2 times. [2019-12-27 18:07:28,871 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 18:07:28,871 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:07:28,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 18:07:28,872 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-27 18:07:28,872 INFO L87 Difference]: Start difference. First operand 152081 states and 628919 transitions. Second operand 5 states. [2019-12-27 18:07:35,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:07:35,833 INFO L93 Difference]: Finished difference Result 179622 states and 732719 transitions. [2019-12-27 18:07:35,834 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 18:07:35,834 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2019-12-27 18:07:35,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:07:36,409 INFO L225 Difference]: With dead ends: 179622 [2019-12-27 18:07:36,410 INFO L226 Difference]: Without dead ends: 179542 [2019-12-27 18:07:36,410 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-12-27 18:07:40,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179542 states. [2019-12-27 18:07:42,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179542 to 157787. [2019-12-27 18:07:42,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157787 states. [2019-12-27 18:07:43,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157787 states to 157787 states and 651479 transitions. [2019-12-27 18:07:43,519 INFO L78 Accepts]: Start accepts. Automaton has 157787 states and 651479 transitions. Word has length 14 [2019-12-27 18:07:43,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:07:43,520 INFO L462 AbstractCegarLoop]: Abstraction has 157787 states and 651479 transitions. [2019-12-27 18:07:43,520 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 18:07:43,520 INFO L276 IsEmpty]: Start isEmpty. Operand 157787 states and 651479 transitions. [2019-12-27 18:07:43,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-27 18:07:43,525 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:07:43,525 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:07:43,525 INFO L410 AbstractCegarLoop]: === Iteration 6 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:07:43,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:07:43,526 INFO L82 PathProgramCache]: Analyzing trace with hash -1940234062, now seen corresponding path program 1 times [2019-12-27 18:07:43,526 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:07:43,527 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717918801] [2019-12-27 18:07:43,527 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:07:43,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:07:43,585 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 18:07:43,585 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717918801] [2019-12-27 18:07:43,585 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:07:43,586 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 18:07:43,586 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1870558499] [2019-12-27 18:07:43,586 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:07:43,588 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:07:43,592 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 33 states and 50 transitions. [2019-12-27 18:07:43,592 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:07:43,613 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 2 times. [2019-12-27 18:07:43,613 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 18:07:43,613 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:07:43,614 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 18:07:43,614 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-27 18:07:43,614 INFO L87 Difference]: Start difference. First operand 157787 states and 651479 transitions. Second operand 5 states. [2019-12-27 18:07:46,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:07:46,034 INFO L93 Difference]: Finished difference Result 189091 states and 772001 transitions. [2019-12-27 18:07:46,034 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 18:07:46,034 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2019-12-27 18:07:46,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:07:53,498 INFO L225 Difference]: With dead ends: 189091 [2019-12-27 18:07:53,498 INFO L226 Difference]: Without dead ends: 188995 [2019-12-27 18:07:53,499 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-12-27 18:07:57,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188995 states. [2019-12-27 18:08:00,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188995 to 161868. [2019-12-27 18:08:00,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161868 states. [2019-12-27 18:08:00,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161868 states to 161868 states and 668265 transitions. [2019-12-27 18:08:00,604 INFO L78 Accepts]: Start accepts. Automaton has 161868 states and 668265 transitions. Word has length 14 [2019-12-27 18:08:00,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:08:00,604 INFO L462 AbstractCegarLoop]: Abstraction has 161868 states and 668265 transitions. [2019-12-27 18:08:00,604 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 18:08:00,604 INFO L276 IsEmpty]: Start isEmpty. Operand 161868 states and 668265 transitions. [2019-12-27 18:08:00,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-27 18:08:00,624 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:08:00,624 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:08:00,624 INFO L410 AbstractCegarLoop]: === Iteration 7 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:08:00,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:08:00,624 INFO L82 PathProgramCache]: Analyzing trace with hash -1828891691, now seen corresponding path program 1 times [2019-12-27 18:08:00,625 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:08:00,625 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657398162] [2019-12-27 18:08:00,626 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:08:00,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:08:00,673 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 18:08:00,674 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [657398162] [2019-12-27 18:08:00,674 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:08:00,674 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-27 18:08:00,675 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2061648697] [2019-12-27 18:08:00,675 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:08:00,677 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:08:00,679 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 22 states and 24 transitions. [2019-12-27 18:08:00,679 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:08:00,680 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 18:08:00,680 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 18:08:00,680 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:08:00,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 18:08:00,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 18:08:00,681 INFO L87 Difference]: Start difference. First operand 161868 states and 668265 transitions. Second operand 3 states. [2019-12-27 18:08:02,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:08:02,697 INFO L93 Difference]: Finished difference Result 160940 states and 664422 transitions. [2019-12-27 18:08:02,697 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 18:08:02,697 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 18 [2019-12-27 18:08:02,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:08:03,195 INFO L225 Difference]: With dead ends: 160940 [2019-12-27 18:08:03,195 INFO L226 Difference]: Without dead ends: 160940 [2019-12-27 18:08:03,196 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 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 18:08:12,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160940 states. [2019-12-27 18:08:15,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160940 to 160940. [2019-12-27 18:08:15,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160940 states. [2019-12-27 18:08:16,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160940 states to 160940 states and 664422 transitions. [2019-12-27 18:08:16,857 INFO L78 Accepts]: Start accepts. Automaton has 160940 states and 664422 transitions. Word has length 18 [2019-12-27 18:08:16,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:08:16,857 INFO L462 AbstractCegarLoop]: Abstraction has 160940 states and 664422 transitions. [2019-12-27 18:08:16,857 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 18:08:16,858 INFO L276 IsEmpty]: Start isEmpty. Operand 160940 states and 664422 transitions. [2019-12-27 18:08:16,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-27 18:08:16,877 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:08:16,877 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:08:16,877 INFO L410 AbstractCegarLoop]: === Iteration 8 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:08:16,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:08:16,878 INFO L82 PathProgramCache]: Analyzing trace with hash 2025528817, now seen corresponding path program 1 times [2019-12-27 18:08:16,878 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:08:16,878 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022324982] [2019-12-27 18:08:16,878 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:08:16,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:08:16,934 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 18:08:16,934 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022324982] [2019-12-27 18:08:16,934 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:08:16,934 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 18:08:16,935 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [607664170] [2019-12-27 18:08:16,935 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:08:16,937 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:08:16,941 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 35 states and 50 transitions. [2019-12-27 18:08:16,941 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:08:16,959 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 1 times. [2019-12-27 18:08:16,959 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 18:08:16,959 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:08:16,959 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 18:08:16,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-27 18:08:16,960 INFO L87 Difference]: Start difference. First operand 160940 states and 664422 transitions. Second operand 5 states. [2019-12-27 18:08:25,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:08:25,411 INFO L93 Difference]: Finished difference Result 383501 states and 1595297 transitions. [2019-12-27 18:08:25,412 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 18:08:25,412 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-12-27 18:08:25,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:08:26,984 INFO L225 Difference]: With dead ends: 383501 [2019-12-27 18:08:26,984 INFO L226 Difference]: Without dead ends: 256533 [2019-12-27 18:08:26,985 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-12-27 18:08:36,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 256533 states. [2019-12-27 18:08:39,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 256533 to 171713. [2019-12-27 18:08:39,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 171713 states. [2019-12-27 18:08:41,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171713 states to 171713 states and 702115 transitions. [2019-12-27 18:08:41,044 INFO L78 Accepts]: Start accepts. Automaton has 171713 states and 702115 transitions. Word has length 19 [2019-12-27 18:08:41,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:08:41,045 INFO L462 AbstractCegarLoop]: Abstraction has 171713 states and 702115 transitions. [2019-12-27 18:08:41,045 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 18:08:41,045 INFO L276 IsEmpty]: Start isEmpty. Operand 171713 states and 702115 transitions. [2019-12-27 18:08:41,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-27 18:08:41,064 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:08:41,064 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:08:41,064 INFO L410 AbstractCegarLoop]: === Iteration 9 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:08:41,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:08:41,065 INFO L82 PathProgramCache]: Analyzing trace with hash 550104482, now seen corresponding path program 1 times [2019-12-27 18:08:41,065 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:08:41,066 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2136335013] [2019-12-27 18:08:41,066 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:08:41,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:08:41,174 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 18:08:41,175 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2136335013] [2019-12-27 18:08:41,176 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:08:41,176 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 18:08:41,176 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2131870596] [2019-12-27 18:08:41,176 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:08:41,181 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:08:41,185 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 26 states and 31 transitions. [2019-12-27 18:08:41,185 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:08:41,186 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 18:08:41,186 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 18:08:41,186 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:08:41,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 18:08:41,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-27 18:08:41,187 INFO L87 Difference]: Start difference. First operand 171713 states and 702115 transitions. Second operand 5 states. [2019-12-27 18:08:48,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:08:48,763 INFO L93 Difference]: Finished difference Result 238759 states and 954199 transitions. [2019-12-27 18:08:48,764 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-27 18:08:48,764 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-12-27 18:08:48,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:08:49,485 INFO L225 Difference]: With dead ends: 238759 [2019-12-27 18:08:49,485 INFO L226 Difference]: Without dead ends: 236463 [2019-12-27 18:08:49,486 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-27 18:08:54,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236463 states. [2019-12-27 18:08:58,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236463 to 176324. [2019-12-27 18:08:58,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 176324 states. [2019-12-27 18:08:59,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176324 states to 176324 states and 720251 transitions. [2019-12-27 18:08:59,003 INFO L78 Accepts]: Start accepts. Automaton has 176324 states and 720251 transitions. Word has length 19 [2019-12-27 18:08:59,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:08:59,003 INFO L462 AbstractCegarLoop]: Abstraction has 176324 states and 720251 transitions. [2019-12-27 18:08:59,003 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 18:08:59,003 INFO L276 IsEmpty]: Start isEmpty. Operand 176324 states and 720251 transitions. [2019-12-27 18:08:59,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-27 18:08:59,028 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:08:59,028 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] [2019-12-27 18:08:59,028 INFO L410 AbstractCegarLoop]: === Iteration 10 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:08:59,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:08:59,029 INFO L82 PathProgramCache]: Analyzing trace with hash 996666519, now seen corresponding path program 1 times [2019-12-27 18:08:59,029 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:08:59,029 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1877397722] [2019-12-27 18:08:59,030 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:08:59,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:08:59,075 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 18:08:59,076 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1877397722] [2019-12-27 18:08:59,076 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:08:59,076 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 18:08:59,076 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1546546390] [2019-12-27 18:08:59,077 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:08:59,079 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:08:59,085 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 46 states and 74 transitions. [2019-12-27 18:08:59,085 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:08:59,110 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 1 times. [2019-12-27 18:08:59,110 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 18:08:59,110 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:08:59,110 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 18:08:59,111 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-27 18:08:59,111 INFO L87 Difference]: Start difference. First operand 176324 states and 720251 transitions. Second operand 5 states. [2019-12-27 18:09:12,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:09:12,502 INFO L93 Difference]: Finished difference Result 587485 states and 2466027 transitions. [2019-12-27 18:09:12,502 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-27 18:09:12,502 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2019-12-27 18:09:12,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:09:13,695 INFO L225 Difference]: With dead ends: 587485 [2019-12-27 18:09:13,695 INFO L226 Difference]: Without dead ends: 360391 [2019-12-27 18:09:13,696 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 Received shutdown request... [2019-12-27 18:09:27,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360391 states. [2019-12-27 18:09:27,082 WARN L527 AbstractCegarLoop]: Verification canceled [2019-12-27 18:09:27,085 WARN L227 ceAbstractionStarter]: Timeout [2019-12-27 18:09:27,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.12 06:09:27 BasicIcfg [2019-12-27 18:09:27,086 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-27 18:09:27,088 INFO L168 Benchmark]: Toolchain (without parser) took 194196.28 ms. Allocated memory was 145.2 MB in the beginning and 5.4 GB in the end (delta: 5.2 GB). Free memory was 100.1 MB in the beginning and 2.5 GB in the end (delta: -2.4 GB). Peak memory consumption was 4.0 GB. Max. memory is 7.1 GB. [2019-12-27 18:09:27,089 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 145.2 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-12-27 18:09:27,089 INFO L168 Benchmark]: CACSL2BoogieTranslator took 750.84 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 99.8 MB in the beginning and 156.8 MB in the end (delta: -57.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. [2019-12-27 18:09:27,090 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.68 ms. Allocated memory is still 202.9 MB. Free memory was 156.8 MB in the beginning and 154.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-12-27 18:09:27,091 INFO L168 Benchmark]: Boogie Preprocessor took 74.13 ms. Allocated memory is still 202.9 MB. Free memory was 154.2 MB in the beginning and 152.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-12-27 18:09:27,092 INFO L168 Benchmark]: RCFGBuilder took 889.73 ms. Allocated memory is still 202.9 MB. Free memory was 152.1 MB in the beginning and 105.0 MB in the end (delta: 47.1 MB). Peak memory consumption was 47.1 MB. Max. memory is 7.1 GB. [2019-12-27 18:09:27,092 INFO L168 Benchmark]: TraceAbstraction took 192393.30 ms. Allocated memory was 202.9 MB in the beginning and 5.4 GB in the end (delta: 5.1 GB). Free memory was 105.0 MB in the beginning and 2.5 GB in the end (delta: -2.4 GB). Peak memory consumption was 3.9 GB. Max. memory is 7.1 GB. [2019-12-27 18:09:27,108 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 145.2 MB. Free memory was 120.3 MB in the beginning and 120.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 750.84 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 99.8 MB in the beginning and 156.8 MB in the end (delta: -57.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 82.68 ms. Allocated memory is still 202.9 MB. Free memory was 156.8 MB in the beginning and 154.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 74.13 ms. Allocated memory is still 202.9 MB. Free memory was 154.2 MB in the beginning and 152.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 889.73 ms. Allocated memory is still 202.9 MB. Free memory was 152.1 MB in the beginning and 105.0 MB in the end (delta: 47.1 MB). Peak memory consumption was 47.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 192393.30 ms. Allocated memory was 202.9 MB in the beginning and 5.4 GB in the end (delta: 5.1 GB). Free memory was 105.0 MB in the beginning and 2.5 GB in the end (delta: -2.4 GB). Peak memory consumption was 3.9 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 6.0s, 163 ProgramPointsBefore, 83 ProgramPointsAfterwards, 194 TransitionsBefore, 92 TransitionsAfterwards, 16696 CoEnabledTransitionPairs, 7 FixpointIterations, 32 TrivialSequentialCompositions, 45 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 36 ConcurrentYvCompositions, 26 ChoiceCompositions, 6760 VarBasedMoverChecksPositive, 302 VarBasedMoverChecksNegative, 126 SemBasedMoverChecksPositive, 261 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.8s, 0 MoverChecksTotal, 66367 CheckedPairsTotal, 113 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 5]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 5). Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 5]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 5). Cancelled while executing MinimizeSevpa. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 154 locations, 2 error locations. Result: TIMEOUT, OverallTime: 192.2s, OverallIterations: 10, TraceHistogramMax: 1, AutomataDifference: 69.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1514 SDtfs, 1479 SDslu, 2211 SDs, 0 SdLazy, 1362 SolverSat, 87 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 53 GetRequests, 15 SyntacticMatches, 3 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=176324occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 103.9s AutomataMinimizationTime, 10 MinimizatonAttempts, 255980 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 149 NumberOfCodeBlocks, 149 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 139 ConstructedInterpolants, 0 QuantifiedInterpolants, 6095 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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