/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/safe013_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-4336eb1 [2019-12-27 18:15:07,768 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-27 18:15:07,771 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-27 18:15:07,785 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-27 18:15:07,785 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-27 18:15:07,786 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-27 18:15:07,788 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-27 18:15:07,790 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-27 18:15:07,791 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-27 18:15:07,792 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-27 18:15:07,793 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-27 18:15:07,794 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-27 18:15:07,795 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-27 18:15:07,796 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-27 18:15:07,797 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-27 18:15:07,798 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-27 18:15:07,799 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-27 18:15:07,800 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-27 18:15:07,802 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-27 18:15:07,804 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-27 18:15:07,806 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-27 18:15:07,809 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-27 18:15:07,810 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-27 18:15:07,811 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-27 18:15:07,813 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-27 18:15:07,814 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-27 18:15:07,814 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-27 18:15:07,815 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-27 18:15:07,815 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-27 18:15:07,816 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-27 18:15:07,816 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-27 18:15:07,817 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-27 18:15:07,818 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-27 18:15:07,819 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-27 18:15:07,820 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-27 18:15:07,820 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-27 18:15:07,821 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-27 18:15:07,821 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-27 18:15:07,821 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-27 18:15:07,822 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-27 18:15:07,824 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-27 18:15:07,825 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 18:15:07,845 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-27 18:15:07,845 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-27 18:15:07,847 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-27 18:15:07,847 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-27 18:15:07,847 INFO L138 SettingsManager]: * Use SBE=true [2019-12-27 18:15:07,847 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-27 18:15:07,848 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-27 18:15:07,848 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-27 18:15:07,848 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-27 18:15:07,848 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-27 18:15:07,848 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-27 18:15:07,849 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-27 18:15:07,849 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-27 18:15:07,849 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-27 18:15:07,849 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-27 18:15:07,849 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-27 18:15:07,850 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-27 18:15:07,850 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-27 18:15:07,850 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-27 18:15:07,850 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-27 18:15:07,850 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-27 18:15:07,851 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-27 18:15:07,851 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-27 18:15:07,851 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-27 18:15:07,851 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-27 18:15:07,851 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-27 18:15:07,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-27 18:15:07,852 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2019-12-27 18:15:07,852 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-27 18:15:07,852 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2019-12-27 18:15:07,855 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-27 18:15:08,112 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-27 18:15:08,125 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-27 18:15:08,131 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-27 18:15:08,133 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-27 18:15:08,133 INFO L275 PluginConnector]: CDTParser initialized [2019-12-27 18:15:08,136 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe013_pso.opt.i [2019-12-27 18:15:08,210 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8592ca5c8/cfe88073e5bb4a37b943f6bb580db036/FLAG8dd0a766c [2019-12-27 18:15:08,767 INFO L306 CDTParser]: Found 1 translation units. [2019-12-27 18:15:08,767 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe013_pso.opt.i [2019-12-27 18:15:08,793 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8592ca5c8/cfe88073e5bb4a37b943f6bb580db036/FLAG8dd0a766c [2019-12-27 18:15:09,043 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8592ca5c8/cfe88073e5bb4a37b943f6bb580db036 [2019-12-27 18:15:09,052 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-27 18:15:09,053 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-27 18:15:09,054 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-27 18:15:09,054 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-27 18:15:09,058 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-27 18:15:09,059 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 06:15:09" (1/1) ... [2019-12-27 18:15:09,062 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e400b9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:15:09, skipping insertion in model container [2019-12-27 18:15:09,062 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 06:15:09" (1/1) ... [2019-12-27 18:15:09,071 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-27 18:15:09,148 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-27 18:15:09,758 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 18:15:09,770 INFO L203 MainTranslator]: Completed pre-run [2019-12-27 18:15:09,857 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 18:15:09,936 INFO L208 MainTranslator]: Completed translation [2019-12-27 18:15:09,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:15:09 WrapperNode [2019-12-27 18:15:09,937 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-27 18:15:09,938 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-27 18:15:09,938 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-27 18:15:09,938 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-27 18:15:09,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:15:09" (1/1) ... [2019-12-27 18:15:09,968 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:15:09" (1/1) ... [2019-12-27 18:15:10,003 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-27 18:15:10,004 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-27 18:15:10,004 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-27 18:15:10,004 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-27 18:15:10,013 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:15:09" (1/1) ... [2019-12-27 18:15:10,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:15:09" (1/1) ... [2019-12-27 18:15:10,018 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:15:09" (1/1) ... [2019-12-27 18:15:10,019 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:15:09" (1/1) ... [2019-12-27 18:15:10,037 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:15:09" (1/1) ... [2019-12-27 18:15:10,044 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:15:09" (1/1) ... [2019-12-27 18:15:10,048 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:15:09" (1/1) ... [2019-12-27 18:15:10,053 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-27 18:15:10,059 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-27 18:15:10,060 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-27 18:15:10,060 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-27 18:15:10,061 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:15:09" (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 18:15:10,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-27 18:15:10,121 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-27 18:15:10,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-27 18:15:10,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-27 18:15:10,121 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-27 18:15:10,121 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-27 18:15:10,122 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-27 18:15:10,122 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-27 18:15:10,122 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-27 18:15:10,122 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-27 18:15:10,122 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-27 18:15:10,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-27 18:15:10,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-27 18:15:10,125 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 18:15:10,901 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-27 18:15:10,902 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-27 18:15:10,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 06:15:10 BoogieIcfgContainer [2019-12-27 18:15:10,903 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-27 18:15:10,906 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-27 18:15:10,907 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-27 18:15:10,912 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-27 18:15:10,912 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.12 06:15:09" (1/3) ... [2019-12-27 18:15:10,913 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53b1589 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 06:15:10, skipping insertion in model container [2019-12-27 18:15:10,914 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 06:15:09" (2/3) ... [2019-12-27 18:15:10,914 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53b1589 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 06:15:10, skipping insertion in model container [2019-12-27 18:15:10,915 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 06:15:10" (3/3) ... [2019-12-27 18:15:10,917 INFO L109 eAbstractionObserver]: Analyzing ICFG safe013_pso.opt.i [2019-12-27 18:15:10,928 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-27 18:15:10,929 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-27 18:15:10,941 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-27 18:15:10,942 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-27 18:15:11,003 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,003 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,004 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,004 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,004 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,004 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,005 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,005 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,005 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,006 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,006 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,006 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,006 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,007 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,007 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,007 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,008 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,008 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,008 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,008 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,008 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,009 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,009 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,009 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,010 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,010 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,010 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,010 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,011 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,011 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,011 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,011 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,012 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,012 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,012 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,012 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,013 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,013 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,013 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,013 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,014 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,014 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,014 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,014 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,015 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,015 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,015 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,015 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,016 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,016 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,016 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,016 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,017 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,017 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,017 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,017 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,018 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,018 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,018 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,018 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,019 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,019 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,019 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,019 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,019 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,020 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,020 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,020 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,021 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,021 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,021 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,021 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,021 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,022 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,022 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,022 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,022 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,023 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,023 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,023 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,023 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,024 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,024 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,024 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,024 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,025 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,025 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,025 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,025 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,026 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,026 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,026 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,026 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,026 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,027 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,028 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,028 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,028 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,028 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,028 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,029 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,029 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,029 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,030 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,030 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,030 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,030 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,031 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,031 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,031 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,032 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,032 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,032 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,047 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,048 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,048 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,048 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,048 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,049 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,049 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,049 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,049 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,049 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,050 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,050 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,050 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,050 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,051 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,051 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,051 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,051 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,051 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,052 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,052 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,052 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,052 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,053 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,053 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,053 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,053 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,053 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,054 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,054 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,054 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,054 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,054 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,055 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,055 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,055 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,055 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,055 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,056 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,056 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,056 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,056 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,056 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,057 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,057 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,060 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,060 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,061 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,061 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,061 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,061 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,061 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,062 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,062 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,062 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,062 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,062 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,065 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,066 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,066 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,066 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,066 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,066 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,067 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,067 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,067 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,067 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,069 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,070 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,070 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,070 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,070 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,070 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,071 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,071 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,071 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,071 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,071 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,071 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,072 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,072 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,072 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,072 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,072 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,072 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,073 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,073 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,073 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,073 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,073 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,074 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,074 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,074 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,074 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 18:15:11,089 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-27 18:15:11,109 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 18:15:11,109 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 18:15:11,110 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 18:15:11,110 INFO L376 AbstractCegarLoop]: Backedges is MCR [2019-12-27 18:15:11,110 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 18:15:11,110 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 18:15:11,110 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 18:15:11,110 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 18:15:11,126 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 163 places, 194 transitions [2019-12-27 18:15:11,128 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 163 places, 194 transitions [2019-12-27 18:15:11,224 INFO L132 PetriNetUnfolder]: 41/191 cut-off events. [2019-12-27 18:15:11,224 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-27 18:15:11,241 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 447 event pairs. 0/148 useless extension candidates. Maximal degree in co-relation 161. Up to 2 conditions per place. [2019-12-27 18:15:11,266 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 163 places, 194 transitions [2019-12-27 18:15:11,318 INFO L132 PetriNetUnfolder]: 41/191 cut-off events. [2019-12-27 18:15:11,319 INFO L133 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-27 18:15:11,326 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 447 event pairs. 0/148 useless extension candidates. Maximal degree in co-relation 161. Up to 2 conditions per place. [2019-12-27 18:15:11,345 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 16696 [2019-12-27 18:15:11,346 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-27 18:15:16,852 WARN L192 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2019-12-27 18:15:16,964 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-12-27 18:15:17,072 INFO L206 etLargeBlockEncoding]: Checked pairs total: 66094 [2019-12-27 18:15:17,072 INFO L214 etLargeBlockEncoding]: Total number of compositions: 112 [2019-12-27 18:15:17,076 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 83 places, 92 transitions [2019-12-27 18:15:28,539 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 86132 states. [2019-12-27 18:15:28,541 INFO L276 IsEmpty]: Start isEmpty. Operand 86132 states. [2019-12-27 18:15:28,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-12-27 18:15:28,547 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:15:28,548 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-12-27 18:15:28,548 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 18:15:28,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:15:28,555 INFO L82 PathProgramCache]: Analyzing trace with hash 794637732, now seen corresponding path program 1 times [2019-12-27 18:15:28,564 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:15:28,564 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054870308] [2019-12-27 18:15:28,565 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:15:28,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:15:28,768 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 18:15:28,768 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054870308] [2019-12-27 18:15:28,769 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:15:28,769 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-27 18:15:28,770 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1375756000] [2019-12-27 18:15:28,771 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:15:28,774 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:15:28,785 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 6 states and 5 transitions. [2019-12-27 18:15:28,785 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:15:28,789 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 18:15:28,789 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 18:15:28,789 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:15:28,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 18:15:28,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 18:15:28,801 INFO L87 Difference]: Start difference. First operand 86132 states. Second operand 3 states. [2019-12-27 18:15:31,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:15:31,656 INFO L93 Difference]: Finished difference Result 85012 states and 367904 transitions. [2019-12-27 18:15:31,656 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 18:15:31,657 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2019-12-27 18:15:31,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:15:32,156 INFO L225 Difference]: With dead ends: 85012 [2019-12-27 18:15:32,156 INFO L226 Difference]: Without dead ends: 80140 [2019-12-27 18:15:32,159 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 18:15:36,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80140 states. [2019-12-27 18:15:38,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80140 to 80140. [2019-12-27 18:15:38,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80140 states. [2019-12-27 18:15:39,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80140 states to 80140 states and 346330 transitions. [2019-12-27 18:15:39,383 INFO L78 Accepts]: Start accepts. Automaton has 80140 states and 346330 transitions. Word has length 5 [2019-12-27 18:15:39,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:15:39,384 INFO L462 AbstractCegarLoop]: Abstraction has 80140 states and 346330 transitions. [2019-12-27 18:15:39,384 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 18:15:39,384 INFO L276 IsEmpty]: Start isEmpty. Operand 80140 states and 346330 transitions. [2019-12-27 18:15:39,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-27 18:15:39,393 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:15:39,393 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:15:39,394 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 18:15:39,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:15:39,394 INFO L82 PathProgramCache]: Analyzing trace with hash -1795694344, now seen corresponding path program 1 times [2019-12-27 18:15:39,395 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:15:39,395 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518486856] [2019-12-27 18:15:39,395 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:15:39,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:15:39,515 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 18:15:39,515 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1518486856] [2019-12-27 18:15:39,516 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:15:39,516 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 18:15:39,516 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [144013314] [2019-12-27 18:15:39,516 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:15:39,518 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:15:39,522 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 14 states and 13 transitions. [2019-12-27 18:15:39,522 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:15:39,522 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 18:15:39,524 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 18:15:39,524 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:15:39,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 18:15:39,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 18:15:39,525 INFO L87 Difference]: Start difference. First operand 80140 states and 346330 transitions. Second operand 4 states. [2019-12-27 18:15:43,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:15:43,616 INFO L93 Difference]: Finished difference Result 123388 states and 510822 transitions. [2019-12-27 18:15:43,617 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 18:15:43,617 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-27 18:15:43,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:15:44,104 INFO L225 Difference]: With dead ends: 123388 [2019-12-27 18:15:44,105 INFO L226 Difference]: Without dead ends: 123290 [2019-12-27 18:15:44,106 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 18:15:47,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123290 states. [2019-12-27 18:15:50,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123290 to 114218. [2019-12-27 18:15:50,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114218 states. [2019-12-27 18:15:51,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114218 states to 114218 states and 477794 transitions. [2019-12-27 18:15:51,341 INFO L78 Accepts]: Start accepts. Automaton has 114218 states and 477794 transitions. Word has length 13 [2019-12-27 18:15:51,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:15:51,343 INFO L462 AbstractCegarLoop]: Abstraction has 114218 states and 477794 transitions. [2019-12-27 18:15:51,343 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 18:15:51,343 INFO L276 IsEmpty]: Start isEmpty. Operand 114218 states and 477794 transitions. [2019-12-27 18:15:51,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-27 18:15:51,346 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:15:51,346 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:15:51,346 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 18:15:51,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:15:51,347 INFO L82 PathProgramCache]: Analyzing trace with hash -1307118492, now seen corresponding path program 1 times [2019-12-27 18:15:51,347 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:15:51,347 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220868115] [2019-12-27 18:15:51,348 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:15:51,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:15:51,436 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 18:15:51,436 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220868115] [2019-12-27 18:15:51,436 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:15:51,436 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 18:15:51,437 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1792016991] [2019-12-27 18:15:51,437 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:15:51,438 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:15:51,440 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 14 states and 13 transitions. [2019-12-27 18:15:51,440 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:15:51,440 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 18:15:51,441 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 18:15:51,441 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:15:51,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 18:15:51,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 18:15:51,442 INFO L87 Difference]: Start difference. First operand 114218 states and 477794 transitions. Second operand 4 states. [2019-12-27 18:15:56,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:15:56,590 INFO L93 Difference]: Finished difference Result 159677 states and 652290 transitions. [2019-12-27 18:15:56,590 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 18:15:56,590 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-27 18:15:56,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:15:57,060 INFO L225 Difference]: With dead ends: 159677 [2019-12-27 18:15:57,060 INFO L226 Difference]: Without dead ends: 159565 [2019-12-27 18:15:57,061 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-27 18:16:01,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159565 states. [2019-12-27 18:16:04,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159565 to 136035. [2019-12-27 18:16:04,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136035 states. [2019-12-27 18:16:04,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136035 states to 136035 states and 564894 transitions. [2019-12-27 18:16:04,932 INFO L78 Accepts]: Start accepts. Automaton has 136035 states and 564894 transitions. Word has length 13 [2019-12-27 18:16:04,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:16:04,932 INFO L462 AbstractCegarLoop]: Abstraction has 136035 states and 564894 transitions. [2019-12-27 18:16:04,932 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-27 18:16:04,933 INFO L276 IsEmpty]: Start isEmpty. Operand 136035 states and 564894 transitions. [2019-12-27 18:16:04,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-27 18:16:04,937 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:16:04,937 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:16:04,937 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 18:16:04,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:16:04,937 INFO L82 PathProgramCache]: Analyzing trace with hash 2137171342, now seen corresponding path program 1 times [2019-12-27 18:16:04,938 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:16:04,938 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251933650] [2019-12-27 18:16:04,938 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:16:04,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:16:04,998 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 18:16:04,999 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251933650] [2019-12-27 18:16:04,999 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:16:04,999 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 18:16:05,000 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1250651309] [2019-12-27 18:16:05,000 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:16:05,002 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:16:05,006 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 33 states and 50 transitions. [2019-12-27 18:16:05,006 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:16:05,062 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 4 times. [2019-12-27 18:16:05,063 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 18:16:05,063 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:16:05,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 18:16:05,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-27 18:16:05,064 INFO L87 Difference]: Start difference. First operand 136035 states and 564894 transitions. Second operand 5 states. [2019-12-27 18:16:11,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:16:11,600 INFO L93 Difference]: Finished difference Result 181618 states and 742473 transitions. [2019-12-27 18:16:11,604 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 18:16:11,604 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2019-12-27 18:16:11,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:16:12,179 INFO L225 Difference]: With dead ends: 181618 [2019-12-27 18:16:12,180 INFO L226 Difference]: Without dead ends: 181618 [2019-12-27 18:16:12,180 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 18:16:16,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181618 states. [2019-12-27 18:16:19,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181618 to 152081. [2019-12-27 18:16:19,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152081 states. [2019-12-27 18:16:20,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152081 states to 152081 states and 628919 transitions. [2019-12-27 18:16:20,147 INFO L78 Accepts]: Start accepts. Automaton has 152081 states and 628919 transitions. Word has length 14 [2019-12-27 18:16:20,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:16:20,147 INFO L462 AbstractCegarLoop]: Abstraction has 152081 states and 628919 transitions. [2019-12-27 18:16:20,147 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 18:16:20,148 INFO L276 IsEmpty]: Start isEmpty. Operand 152081 states and 628919 transitions. [2019-12-27 18:16:20,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-27 18:16:20,151 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:16:20,151 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:16:20,151 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 18:16:20,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:16:20,152 INFO L82 PathProgramCache]: Analyzing trace with hash 2137037670, now seen corresponding path program 1 times [2019-12-27 18:16:20,152 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:16:20,152 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393406348] [2019-12-27 18:16:20,153 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:16:20,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:16:20,266 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 18:16:20,266 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1393406348] [2019-12-27 18:16:20,266 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:16:20,267 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 18:16:20,267 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1933071688] [2019-12-27 18:16:20,267 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:16:20,269 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:16:20,272 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 33 states and 50 transitions. [2019-12-27 18:16:20,272 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:16:20,289 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 2 times. [2019-12-27 18:16:20,289 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 18:16:20,290 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:16:20,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 18:16:20,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-27 18:16:20,290 INFO L87 Difference]: Start difference. First operand 152081 states and 628919 transitions. Second operand 5 states. [2019-12-27 18:16:26,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:16:26,211 INFO L93 Difference]: Finished difference Result 179622 states and 732719 transitions. [2019-12-27 18:16:26,212 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 18:16:26,212 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2019-12-27 18:16:26,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:16:26,741 INFO L225 Difference]: With dead ends: 179622 [2019-12-27 18:16:26,741 INFO L226 Difference]: Without dead ends: 179542 [2019-12-27 18:16:26,742 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 18:16:31,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179542 states. [2019-12-27 18:16:37,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179542 to 157787. [2019-12-27 18:16:37,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157787 states. [2019-12-27 18:16:38,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157787 states to 157787 states and 651479 transitions. [2019-12-27 18:16:38,036 INFO L78 Accepts]: Start accepts. Automaton has 157787 states and 651479 transitions. Word has length 14 [2019-12-27 18:16:38,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:16:38,037 INFO L462 AbstractCegarLoop]: Abstraction has 157787 states and 651479 transitions. [2019-12-27 18:16:38,037 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 18:16:38,037 INFO L276 IsEmpty]: Start isEmpty. Operand 157787 states and 651479 transitions. [2019-12-27 18:16:38,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-27 18:16:38,041 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:16:38,041 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:16:38,042 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 18:16:38,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:16:38,042 INFO L82 PathProgramCache]: Analyzing trace with hash -1997758702, now seen corresponding path program 1 times [2019-12-27 18:16:38,042 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:16:38,043 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534414580] [2019-12-27 18:16:38,043 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:16:38,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:16:38,097 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 18:16:38,097 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1534414580] [2019-12-27 18:16:38,097 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:16:38,098 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 18:16:38,098 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [137605742] [2019-12-27 18:16:38,098 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:16:38,100 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:16:38,103 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 33 states and 50 transitions. [2019-12-27 18:16:38,104 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:16:38,121 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 2 times. [2019-12-27 18:16:38,121 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 18:16:38,122 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:16:38,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 18:16:38,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-27 18:16:38,122 INFO L87 Difference]: Start difference. First operand 157787 states and 651479 transitions. Second operand 5 states. [2019-12-27 18:16:40,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:16:40,319 INFO L93 Difference]: Finished difference Result 189091 states and 772001 transitions. [2019-12-27 18:16:40,319 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 18:16:40,319 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2019-12-27 18:16:40,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:16:40,854 INFO L225 Difference]: With dead ends: 189091 [2019-12-27 18:16:40,854 INFO L226 Difference]: Without dead ends: 188995 [2019-12-27 18:16:40,854 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 18:16:53,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188995 states. [2019-12-27 18:16:56,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188995 to 161868. [2019-12-27 18:16:56,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161868 states. [2019-12-27 18:16:57,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161868 states to 161868 states and 668265 transitions. [2019-12-27 18:16:57,062 INFO L78 Accepts]: Start accepts. Automaton has 161868 states and 668265 transitions. Word has length 14 [2019-12-27 18:16:57,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:16:57,062 INFO L462 AbstractCegarLoop]: Abstraction has 161868 states and 668265 transitions. [2019-12-27 18:16:57,062 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 18:16:57,062 INFO L276 IsEmpty]: Start isEmpty. Operand 161868 states and 668265 transitions. [2019-12-27 18:16:57,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-27 18:16:57,080 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:16:57,080 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 18:16:57,080 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 18:16:57,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:16:57,081 INFO L82 PathProgramCache]: Analyzing trace with hash -1754746770, now seen corresponding path program 1 times [2019-12-27 18:16:57,081 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:16:57,082 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612566094] [2019-12-27 18:16:57,082 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:16:57,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:16:57,134 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 18:16:57,134 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612566094] [2019-12-27 18:16:57,134 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:16:57,135 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-27 18:16:57,135 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1844828768] [2019-12-27 18:16:57,135 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:16:57,137 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:16:57,139 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 22 states and 24 transitions. [2019-12-27 18:16:57,139 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:16:57,140 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 18:16:57,140 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 18:16:57,140 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:16:57,140 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 18:16:57,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 18:16:57,141 INFO L87 Difference]: Start difference. First operand 161868 states and 668265 transitions. Second operand 3 states. [2019-12-27 18:17:03,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:17:03,303 INFO L93 Difference]: Finished difference Result 160940 states and 664422 transitions. [2019-12-27 18:17:03,303 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 18:17:03,303 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 18 [2019-12-27 18:17:03,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:17:03,854 INFO L225 Difference]: With dead ends: 160940 [2019-12-27 18:17:03,854 INFO L226 Difference]: Without dead ends: 160940 [2019-12-27 18:17:03,854 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 18:17:08,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160940 states. [2019-12-27 18:17:10,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160940 to 160940. [2019-12-27 18:17:10,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160940 states. [2019-12-27 18:17:11,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160940 states to 160940 states and 664422 transitions. [2019-12-27 18:17:11,354 INFO L78 Accepts]: Start accepts. Automaton has 160940 states and 664422 transitions. Word has length 18 [2019-12-27 18:17:11,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:17:11,354 INFO L462 AbstractCegarLoop]: Abstraction has 160940 states and 664422 transitions. [2019-12-27 18:17:11,354 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 18:17:11,354 INFO L276 IsEmpty]: Start isEmpty. Operand 160940 states and 664422 transitions. [2019-12-27 18:17:12,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-27 18:17:12,404 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:17:12,404 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 18:17:12,404 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 18:17:12,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:17:12,406 INFO L82 PathProgramCache]: Analyzing trace with hash -1406595818, now seen corresponding path program 1 times [2019-12-27 18:17:12,406 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:17:12,407 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986822352] [2019-12-27 18:17:12,407 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:17:12,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:17:12,495 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 18:17:12,496 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986822352] [2019-12-27 18:17:12,496 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:17:12,496 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 18:17:12,496 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1883481174] [2019-12-27 18:17:12,497 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:17:12,499 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:17:12,504 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 35 states and 50 transitions. [2019-12-27 18:17:12,504 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:17:12,516 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 1 times. [2019-12-27 18:17:12,516 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 18:17:12,516 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:17:12,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 18:17:12,518 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-27 18:17:12,519 INFO L87 Difference]: Start difference. First operand 160940 states and 664422 transitions. Second operand 5 states. [2019-12-27 18:17:20,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:17:20,835 INFO L93 Difference]: Finished difference Result 320677 states and 1339367 transitions. [2019-12-27 18:17:20,835 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-27 18:17:20,835 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-12-27 18:17:20,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:17:21,512 INFO L225 Difference]: With dead ends: 320677 [2019-12-27 18:17:21,512 INFO L226 Difference]: Without dead ends: 193709 [2019-12-27 18:17:21,512 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 18:17:26,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193709 states. [2019-12-27 18:17:28,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193709 to 128270. [2019-12-27 18:17:28,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128270 states. [2019-12-27 18:17:29,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128270 states to 128270 states and 523459 transitions. [2019-12-27 18:17:29,216 INFO L78 Accepts]: Start accepts. Automaton has 128270 states and 523459 transitions. Word has length 19 [2019-12-27 18:17:29,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:17:29,217 INFO L462 AbstractCegarLoop]: Abstraction has 128270 states and 523459 transitions. [2019-12-27 18:17:29,217 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 18:17:29,217 INFO L276 IsEmpty]: Start isEmpty. Operand 128270 states and 523459 transitions. [2019-12-27 18:17:29,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-27 18:17:29,231 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:17:29,231 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 18:17:29,232 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 18:17:29,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:17:29,232 INFO L82 PathProgramCache]: Analyzing trace with hash -2069277611, now seen corresponding path program 1 times [2019-12-27 18:17:29,232 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:17:29,233 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512013880] [2019-12-27 18:17:29,233 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:17:29,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:17:30,194 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 18:17:30,194 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512013880] [2019-12-27 18:17:30,194 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:17:30,195 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 18:17:30,195 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [874304473] [2019-12-27 18:17:30,195 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:17:30,197 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:17:30,200 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 26 states and 31 transitions. [2019-12-27 18:17:30,201 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:17:30,201 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 18:17:30,201 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-27 18:17:30,201 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:17:30,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-27 18:17:30,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-27 18:17:30,202 INFO L87 Difference]: Start difference. First operand 128270 states and 523459 transitions. Second operand 5 states. [2019-12-27 18:17:31,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:17:31,381 INFO L93 Difference]: Finished difference Result 169569 states and 676181 transitions. [2019-12-27 18:17:31,381 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-27 18:17:31,382 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-12-27 18:17:31,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:17:31,831 INFO L225 Difference]: With dead ends: 169569 [2019-12-27 18:17:31,831 INFO L226 Difference]: Without dead ends: 167273 [2019-12-27 18:17:31,831 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-12-27 18:17:41,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167273 states. [2019-12-27 18:17:43,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167273 to 132643. [2019-12-27 18:17:43,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132643 states. [2019-12-27 18:17:44,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132643 states to 132643 states and 541600 transitions. [2019-12-27 18:17:44,549 INFO L78 Accepts]: Start accepts. Automaton has 132643 states and 541600 transitions. Word has length 19 [2019-12-27 18:17:44,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:17:44,549 INFO L462 AbstractCegarLoop]: Abstraction has 132643 states and 541600 transitions. [2019-12-27 18:17:44,549 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-27 18:17:44,549 INFO L276 IsEmpty]: Start isEmpty. Operand 132643 states and 541600 transitions. [2019-12-27 18:17:44,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-27 18:17:44,570 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:17:44,570 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 18:17:44,570 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 18:17:44,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:17:44,571 INFO L82 PathProgramCache]: Analyzing trace with hash 1494619507, now seen corresponding path program 1 times [2019-12-27 18:17:44,571 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:17:44,571 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1617723593] [2019-12-27 18:17:44,572 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:17:44,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:17:44,607 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 18:17:44,608 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1617723593] [2019-12-27 18:17:44,608 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:17:44,608 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 18:17:44,608 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [439433753] [2019-12-27 18:17:44,608 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:17:44,611 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:17:44,620 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 41 states and 60 transitions. [2019-12-27 18:17:44,620 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:17:44,622 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 0 times. [2019-12-27 18:17:44,622 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 18:17:44,622 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:17:44,623 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 18:17:44,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 18:17:44,623 INFO L87 Difference]: Start difference. First operand 132643 states and 541600 transitions. Second operand 3 states. [2019-12-27 18:17:47,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:17:47,116 INFO L93 Difference]: Finished difference Result 225373 states and 923689 transitions. [2019-12-27 18:17:47,116 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 18:17:47,116 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-12-27 18:17:47,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:17:47,441 INFO L225 Difference]: With dead ends: 225373 [2019-12-27 18:17:47,441 INFO L226 Difference]: Without dead ends: 114993 [2019-12-27 18:17:47,441 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 18:17:51,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114993 states. [2019-12-27 18:17:59,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114993 to 105754. [2019-12-27 18:17:59,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105754 states. [2019-12-27 18:17:59,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105754 states to 105754 states and 434218 transitions. [2019-12-27 18:17:59,995 INFO L78 Accepts]: Start accepts. Automaton has 105754 states and 434218 transitions. Word has length 20 [2019-12-27 18:17:59,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:17:59,995 INFO L462 AbstractCegarLoop]: Abstraction has 105754 states and 434218 transitions. [2019-12-27 18:17:59,995 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 18:17:59,996 INFO L276 IsEmpty]: Start isEmpty. Operand 105754 states and 434218 transitions. [2019-12-27 18:18:00,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-27 18:18:00,011 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:18:00,011 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:18:00,011 INFO L410 AbstractCegarLoop]: === Iteration 11 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:18:00,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:18:00,012 INFO L82 PathProgramCache]: Analyzing trace with hash 1548802701, now seen corresponding path program 1 times [2019-12-27 18:18:00,012 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:18:00,012 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353765358] [2019-12-27 18:18:00,012 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:18:00,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:18:00,072 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 18:18:00,072 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353765358] [2019-12-27 18:18:00,072 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:18:00,072 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-27 18:18:00,073 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1753460106] [2019-12-27 18:18:00,073 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:18:00,075 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:18:00,084 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 60 states and 95 transitions. [2019-12-27 18:18:00,084 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:18:00,087 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 3 times. [2019-12-27 18:18:00,087 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-27 18:18:00,087 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:18:00,087 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-27 18:18:00,088 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 18:18:00,088 INFO L87 Difference]: Start difference. First operand 105754 states and 434218 transitions. Second operand 3 states. [2019-12-27 18:18:01,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:18:01,262 INFO L93 Difference]: Finished difference Result 100628 states and 407277 transitions. [2019-12-27 18:18:01,262 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-27 18:18:01,263 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 21 [2019-12-27 18:18:01,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:18:01,555 INFO L225 Difference]: With dead ends: 100628 [2019-12-27 18:18:01,555 INFO L226 Difference]: Without dead ends: 100628 [2019-12-27 18:18:01,556 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-27 18:18:08,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100628 states. [2019-12-27 18:18:10,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100628 to 100628. [2019-12-27 18:18:10,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100628 states. [2019-12-27 18:18:10,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100628 states to 100628 states and 407277 transitions. [2019-12-27 18:18:10,429 INFO L78 Accepts]: Start accepts. Automaton has 100628 states and 407277 transitions. Word has length 21 [2019-12-27 18:18:10,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:18:10,429 INFO L462 AbstractCegarLoop]: Abstraction has 100628 states and 407277 transitions. [2019-12-27 18:18:10,429 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-27 18:18:10,429 INFO L276 IsEmpty]: Start isEmpty. Operand 100628 states and 407277 transitions. [2019-12-27 18:18:10,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-27 18:18:10,442 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:18:10,443 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:18:10,443 INFO L410 AbstractCegarLoop]: === Iteration 12 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:18:10,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:18:10,443 INFO L82 PathProgramCache]: Analyzing trace with hash -1918737222, now seen corresponding path program 1 times [2019-12-27 18:18:10,443 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:18:10,444 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896266246] [2019-12-27 18:18:10,444 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:18:10,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:18:10,497 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 18:18:10,497 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [896266246] [2019-12-27 18:18:10,497 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:18:10,498 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 18:18:10,498 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1227078632] [2019-12-27 18:18:10,498 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:18:10,501 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:18:10,513 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 68 states and 112 transitions. [2019-12-27 18:18:10,513 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:18:10,535 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 2 times. [2019-12-27 18:18:10,535 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-27 18:18:10,536 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:18:10,536 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-27 18:18:10,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-12-27 18:18:10,536 INFO L87 Difference]: Start difference. First operand 100628 states and 407277 transitions. Second operand 6 states. [2019-12-27 18:18:12,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 18:18:12,011 INFO L93 Difference]: Finished difference Result 104069 states and 416887 transitions. [2019-12-27 18:18:12,011 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-27 18:18:12,011 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2019-12-27 18:18:12,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 18:18:12,298 INFO L225 Difference]: With dead ends: 104069 [2019-12-27 18:18:12,298 INFO L226 Difference]: Without dead ends: 102827 [2019-12-27 18:18:12,299 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-27 18:18:16,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102827 states. [2019-12-27 18:18:21,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102827 to 100822. [2019-12-27 18:18:21,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100822 states. [2019-12-27 18:18:22,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100822 states to 100822 states and 407649 transitions. [2019-12-27 18:18:22,159 INFO L78 Accepts]: Start accepts. Automaton has 100822 states and 407649 transitions. Word has length 22 [2019-12-27 18:18:22,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-27 18:18:22,159 INFO L462 AbstractCegarLoop]: Abstraction has 100822 states and 407649 transitions. [2019-12-27 18:18:22,159 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-27 18:18:22,159 INFO L276 IsEmpty]: Start isEmpty. Operand 100822 states and 407649 transitions. [2019-12-27 18:18:22,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-27 18:18:22,174 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 18:18:22,174 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 18:18:22,175 INFO L410 AbstractCegarLoop]: === Iteration 13 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 18:18:22,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 18:18:22,175 INFO L82 PathProgramCache]: Analyzing trace with hash -1430161370, now seen corresponding path program 1 times [2019-12-27 18:18:22,175 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 18:18:22,175 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358707073] [2019-12-27 18:18:22,176 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 18:18:22,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 18:18:22,257 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 18:18:22,257 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358707073] [2019-12-27 18:18:22,258 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 18:18:22,258 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-27 18:18:22,259 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1829660586] [2019-12-27 18:18:22,259 INFO L132 pAbStrategyModuleMcr]: Constructing automaton for MCR equivalence class. [2019-12-27 18:18:22,261 INFO L197 pAbStrategyModuleMcr]: Started intersection. [2019-12-27 18:18:22,273 INFO L208 pAbStrategyModuleMcr]: Finished intersection with 68 states and 112 transitions. [2019-12-27 18:18:22,274 INFO L219 pAbStrategyModuleMcr]: Constructing interpolant automaton by labelling MCR automaton. [2019-12-27 18:18:22,290 INFO L288 pAbStrategyModuleMcr]: Construction finished. Needed to calculate wp 2 times. [2019-12-27 18:18:22,291 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-27 18:18:22,291 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 18:18:22,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-27 18:18:22,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-12-27 18:18:22,291 INFO L87 Difference]: Start difference. First operand 100822 states and 407649 transitions. Second operand 6 states. Received shutdown request... [2019-12-27 18:18:22,458 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-27 18:18:22,458 WARN L527 AbstractCegarLoop]: Verification canceled [2019-12-27 18:18:22,462 WARN L227 ceAbstractionStarter]: Timeout [2019-12-27 18:18:22,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.12 06:18:22 BasicIcfg [2019-12-27 18:18:22,463 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-27 18:18:22,469 INFO L168 Benchmark]: Toolchain (without parser) took 193411.58 ms. Allocated memory was 145.2 MB in the beginning and 3.9 GB in the end (delta: 3.8 GB). Free memory was 100.3 MB in the beginning and 2.5 GB in the end (delta: -2.4 GB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. [2019-12-27 18:18:22,470 INFO L168 Benchmark]: CDTParser took 0.25 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: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-12-27 18:18:22,470 INFO L168 Benchmark]: CACSL2BoogieTranslator took 883.49 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 100.1 MB in the beginning and 156.5 MB in the end (delta: -56.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. [2019-12-27 18:18:22,471 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.75 ms. Allocated memory is still 202.9 MB. Free memory was 156.5 MB in the beginning and 153.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-12-27 18:18:22,472 INFO L168 Benchmark]: Boogie Preprocessor took 49.09 ms. Allocated memory is still 202.9 MB. Free memory was 153.9 MB in the beginning and 151.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-12-27 18:18:22,474 INFO L168 Benchmark]: RCFGBuilder took 844.02 ms. Allocated memory is still 202.9 MB. Free memory was 151.8 MB in the beginning and 105.0 MB in the end (delta: 46.8 MB). Peak memory consumption was 46.8 MB. Max. memory is 7.1 GB. [2019-12-27 18:18:22,475 INFO L168 Benchmark]: TraceAbstraction took 191556.52 ms. Allocated memory was 202.9 MB in the beginning and 3.9 GB in the end (delta: 3.7 GB). Free memory was 104.3 MB in the beginning and 2.5 GB in the end (delta: -2.4 GB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2019-12-27 18:18:22,485 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 883.49 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 100.1 MB in the beginning and 156.5 MB in the end (delta: -56.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 65.75 ms. Allocated memory is still 202.9 MB. Free memory was 156.5 MB in the beginning and 153.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 49.09 ms. Allocated memory is still 202.9 MB. Free memory was 153.9 MB in the beginning and 151.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 844.02 ms. Allocated memory is still 202.9 MB. Free memory was 151.8 MB in the beginning and 105.0 MB in the end (delta: 46.8 MB). Peak memory consumption was 46.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 191556.52 ms. Allocated memory was 202.9 MB in the beginning and 3.9 GB in the end (delta: 3.7 GB). Free memory was 104.3 MB in the beginning and 2.5 GB in the end (delta: -2.4 GB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 5.9s, 163 ProgramPointsBefore, 83 ProgramPointsAfterwards, 194 TransitionsBefore, 92 TransitionsAfterwards, 16696 CoEnabledTransitionPairs, 7 FixpointIterations, 32 TrivialSequentialCompositions, 45 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 35 ConcurrentYvCompositions, 26 ChoiceCompositions, 6709 VarBasedMoverChecksPositive, 292 VarBasedMoverChecksNegative, 116 SemBasedMoverChecksPositive, 259 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.9s, 0 MoverChecksTotal, 66094 CheckedPairsTotal, 112 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 5]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 5). Cancelled while BasicCegarLoop was constructing difference of abstraction (100822states) and FLOYD_HOARE automaton (currently 6 states, 6 states before enhancement),while ReachableStatesComputation was computing reachable states (879 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 5]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 5). Cancelled while BasicCegarLoop was constructing difference of abstraction (100822states) and FLOYD_HOARE automaton (currently 6 states, 6 states before enhancement),while ReachableStatesComputation was computing reachable states (879 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 154 locations, 2 error locations. Result: TIMEOUT, OverallTime: 191.3s, OverallIterations: 13, TraceHistogramMax: 1, AutomataDifference: 53.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1665 SDtfs, 1570 SDslu, 2398 SDs, 0 SdLazy, 1407 SolverSat, 72 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 70 GetRequests, 22 SyntacticMatches, 4 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=161868occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 116.9s AutomataMinimizationTime, 12 MinimizatonAttempts, 222334 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 214 NumberOfCodeBlocks, 214 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 201 ConstructedInterpolants, 0 QuantifiedInterpolants, 12065 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 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