/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/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-SP.epf -i ../../../trunk/examples/svcomp/ldv-races/race-2_1-container_of.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-1d1d2b5 [2020-10-22 02:25:20,985 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-22 02:25:20,987 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-22 02:25:21,011 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-22 02:25:21,011 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-22 02:25:21,012 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-22 02:25:21,013 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-22 02:25:21,015 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-22 02:25:21,017 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-22 02:25:21,017 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-22 02:25:21,018 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-22 02:25:21,019 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-22 02:25:21,020 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-22 02:25:21,020 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-22 02:25:21,021 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-22 02:25:21,022 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-22 02:25:21,023 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-22 02:25:21,024 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-22 02:25:21,026 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-22 02:25:21,027 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-22 02:25:21,029 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-22 02:25:21,030 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-22 02:25:21,031 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-22 02:25:21,032 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-22 02:25:21,034 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-22 02:25:21,034 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-22 02:25:21,034 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-22 02:25:21,035 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-22 02:25:21,036 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-22 02:25:21,036 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-22 02:25:21,037 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-22 02:25:21,037 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-22 02:25:21,038 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-22 02:25:21,039 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-22 02:25:21,040 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-22 02:25:21,040 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-22 02:25:21,040 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-22 02:25:21,041 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-22 02:25:21,041 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-22 02:25:21,042 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-22 02:25:21,042 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-22 02:25:21,043 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-SP.epf [2020-10-22 02:25:21,065 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-22 02:25:21,065 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-22 02:25:21,067 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-22 02:25:21,067 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-22 02:25:21,067 INFO L138 SettingsManager]: * Use SBE=true [2020-10-22 02:25:21,067 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-22 02:25:21,067 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-22 02:25:21,068 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-22 02:25:21,068 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-22 02:25:21,068 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-22 02:25:21,068 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-22 02:25:21,068 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-22 02:25:21,069 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-22 02:25:21,069 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-22 02:25:21,069 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-22 02:25:21,069 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-22 02:25:21,070 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-22 02:25:21,070 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-22 02:25:21,070 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-22 02:25:21,070 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-22 02:25:21,070 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-22 02:25:21,071 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-22 02:25:21,071 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-22 02:25:21,071 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-22 02:25:21,071 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-22 02:25:21,071 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-22 02:25:21,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-22 02:25:21,072 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-10-22 02:25:21,072 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-22 02:25:21,072 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-22 02:25:21,072 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2020-10-22 02:25:21,431 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-22 02:25:21,447 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-22 02:25:21,451 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-22 02:25:21,453 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-22 02:25:21,453 INFO L275 PluginConnector]: CDTParser initialized [2020-10-22 02:25:21,455 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-2_1-container_of.i [2020-10-22 02:25:21,526 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5e12e937/12e2995b7b7c46c492b801048651ef8d/FLAGf19cb96ad [2020-10-22 02:25:22,103 INFO L306 CDTParser]: Found 1 translation units. [2020-10-22 02:25:22,103 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_1-container_of.i [2020-10-22 02:25:22,129 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5e12e937/12e2995b7b7c46c492b801048651ef8d/FLAGf19cb96ad [2020-10-22 02:25:22,293 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5e12e937/12e2995b7b7c46c492b801048651ef8d [2020-10-22 02:25:22,301 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-22 02:25:22,306 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-22 02:25:22,307 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-22 02:25:22,307 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-22 02:25:22,313 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-22 02:25:22,314 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 02:25:22" (1/1) ... [2020-10-22 02:25:22,318 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65d789ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:25:22, skipping insertion in model container [2020-10-22 02:25:22,318 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 02:25:22" (1/1) ... [2020-10-22 02:25:22,326 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-22 02:25:22,400 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-22 02:25:23,204 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-22 02:25:23,213 INFO L203 MainTranslator]: Completed pre-run [2020-10-22 02:25:23,271 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-22 02:25:23,661 INFO L208 MainTranslator]: Completed translation [2020-10-22 02:25:23,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:25:23 WrapperNode [2020-10-22 02:25:23,661 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-22 02:25:23,662 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-22 02:25:23,662 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-22 02:25:23,662 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-22 02:25:23,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:25:23" (1/1) ... [2020-10-22 02:25:23,699 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:25:23" (1/1) ... [2020-10-22 02:25:23,732 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-22 02:25:23,732 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-22 02:25:23,732 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-22 02:25:23,732 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-22 02:25:23,741 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:25:23" (1/1) ... [2020-10-22 02:25:23,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:25:23" (1/1) ... [2020-10-22 02:25:23,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:25:23" (1/1) ... [2020-10-22 02:25:23,746 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:25:23" (1/1) ... [2020-10-22 02:25:23,762 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:25:23" (1/1) ... [2020-10-22 02:25:23,765 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:25:23" (1/1) ... [2020-10-22 02:25:23,771 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:25:23" (1/1) ... [2020-10-22 02:25:23,779 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-22 02:25:23,780 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-22 02:25:23,780 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-22 02:25:23,780 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-22 02:25:23,781 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:25:23" (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 [2020-10-22 02:25:23,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-22 02:25:23,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-22 02:25:23,842 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-10-22 02:25:23,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-22 02:25:23,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-22 02:25:23,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-22 02:25:23,843 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2020-10-22 02:25:23,844 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2020-10-22 02:25:23,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-22 02:25:23,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-22 02:25:23,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-22 02:25:23,846 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-22 02:25:24,539 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-22 02:25:24,539 INFO L298 CfgBuilder]: Removed 36 assume(true) statements. [2020-10-22 02:25:24,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 02:25:24 BoogieIcfgContainer [2020-10-22 02:25:24,541 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-22 02:25:24,543 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-22 02:25:24,543 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-22 02:25:24,546 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-22 02:25:24,546 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 02:25:22" (1/3) ... [2020-10-22 02:25:24,547 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14a8907e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 02:25:24, skipping insertion in model container [2020-10-22 02:25:24,547 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 02:25:23" (2/3) ... [2020-10-22 02:25:24,548 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14a8907e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 02:25:24, skipping insertion in model container [2020-10-22 02:25:24,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 02:25:24" (3/3) ... [2020-10-22 02:25:24,550 INFO L111 eAbstractionObserver]: Analyzing ICFG race-2_1-container_of.i [2020-10-22 02:25:24,559 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-22 02:25:24,560 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-22 02:25:24,566 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2020-10-22 02:25:24,567 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-22 02:25:24,598 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,599 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,599 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,599 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,600 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,600 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,600 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,601 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,601 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,601 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,601 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,601 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,601 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,601 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,602 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,602 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,602 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,602 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,602 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,602 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,602 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,603 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,603 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,603 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,603 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,603 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,604 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,604 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,604 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,622 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,623 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,623 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,623 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,623 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,623 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,627 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,627 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,627 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,627 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,628 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,628 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,628 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,628 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,628 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,628 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,629 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,629 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,629 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,630 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,630 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,630 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,630 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,630 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,630 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,630 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,631 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,631 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,631 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,631 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,631 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,631 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,632 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,632 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,632 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,632 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,632 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,633 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,633 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,633 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,634 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,637 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,637 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,638 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,638 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,638 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,638 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,638 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,638 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,639 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,639 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,639 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,639 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,650 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,651 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,651 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,651 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,651 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,651 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,652 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,652 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,652 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,652 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,653 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,653 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 02:25:24,661 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2020-10-22 02:25:24,679 INFO L253 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2020-10-22 02:25:24,699 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-22 02:25:24,699 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-22 02:25:24,700 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-22 02:25:24,700 INFO L380 AbstractCegarLoop]: Backedges is MCR [2020-10-22 02:25:24,700 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-22 02:25:24,700 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-22 02:25:24,700 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-22 02:25:24,700 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-22 02:25:24,719 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-22 02:25:24,720 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 179 places, 189 transitions, 400 flow [2020-10-22 02:25:24,722 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 179 places, 189 transitions, 400 flow [2020-10-22 02:25:24,724 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 179 places, 189 transitions, 400 flow [2020-10-22 02:25:24,803 INFO L129 PetriNetUnfolder]: 19/237 cut-off events. [2020-10-22 02:25:24,804 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-10-22 02:25:24,810 INFO L80 FinitePrefix]: Finished finitePrefix Result has 248 conditions, 237 events. 19/237 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 508 event pairs, 0 based on Foata normal form. 0/209 useless extension candidates. Maximal degree in co-relation 131. Up to 4 conditions per place. [2020-10-22 02:25:24,816 INFO L116 LiptonReduction]: Number of co-enabled transitions 3444 [2020-10-22 02:25:25,570 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-22 02:25:25,590 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:25:25,595 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-22 02:25:25,614 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:25:25,615 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-22 02:25:25,616 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:95, output treesize:67 [2020-10-22 02:25:28,232 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 69 [2020-10-22 02:25:28,405 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-22 02:25:28,433 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:25:28,436 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-22 02:25:28,452 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:25:28,453 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-22 02:25:28,454 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:102, output treesize:74 [2020-10-22 02:25:28,716 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 82 [2020-10-22 02:25:29,889 WARN L193 SmtUtils]: Spent 794.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 135 [2020-10-22 02:25:30,205 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-22 02:25:30,651 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 66 [2020-10-22 02:25:32,387 WARN L193 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 168 DAG size of output: 164 [2020-10-22 02:25:32,419 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-22 02:25:33,320 WARN L193 SmtUtils]: Spent 900.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-22 02:25:33,321 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:25:33,336 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-22 02:25:33,968 WARN L193 SmtUtils]: Spent 631.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-22 02:25:33,968 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:25:33,970 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2020-10-22 02:25:33,970 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:350, output treesize:362 [2020-10-22 02:25:34,667 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-22 02:25:35,460 WARN L193 SmtUtils]: Spent 790.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 158 [2020-10-22 02:25:35,882 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-22 02:25:35,904 INFO L131 LiptonReduction]: Checked pairs total: 7933 [2020-10-22 02:25:35,904 INFO L133 LiptonReduction]: Total number of compositions: 237 [2020-10-22 02:25:35,910 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 41 places, 40 transitions, 102 flow [2020-10-22 02:25:35,938 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 425 states. [2020-10-22 02:25:35,940 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states. [2020-10-22 02:25:35,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2020-10-22 02:25:35,946 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:25:35,947 INFO L422 BasicCegarLoop]: trace histogram [1] [2020-10-22 02:25:35,947 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:25:35,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:25:35,952 INFO L82 PathProgramCache]: Analyzing trace with hash 723, now seen corresponding path program 1 times [2020-10-22 02:25:35,975 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:25:35,975 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698947120] [2020-10-22 02:25:35,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:25:36,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:25:36,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:25:36,218 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698947120] [2020-10-22 02:25:36,219 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:25:36,219 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2020-10-22 02:25:36,220 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [404670049] [2020-10-22 02:25:36,221 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:25:36,223 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:25:36,231 INFO L252 McrAutomatonBuilder]: Finished intersection with 2 states and 1 transitions. [2020-10-22 02:25:36,231 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:25:36,235 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:25:36,235 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-22 02:25:36,236 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:25:36,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-22 02:25:36,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-22 02:25:36,249 INFO L87 Difference]: Start difference. First operand 425 states. Second operand 2 states. [2020-10-22 02:25:36,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:25:36,278 INFO L93 Difference]: Finished difference Result 423 states and 1029 transitions. [2020-10-22 02:25:36,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-22 02:25:36,280 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 1 [2020-10-22 02:25:36,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:25:36,299 INFO L225 Difference]: With dead ends: 423 [2020-10-22 02:25:36,300 INFO L226 Difference]: Without dead ends: 385 [2020-10-22 02:25:36,301 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-22 02:25:36,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2020-10-22 02:25:36,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 385. [2020-10-22 02:25:36,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 385 states. [2020-10-22 02:25:36,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 931 transitions. [2020-10-22 02:25:36,376 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 931 transitions. Word has length 1 [2020-10-22 02:25:36,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:25:36,376 INFO L481 AbstractCegarLoop]: Abstraction has 385 states and 931 transitions. [2020-10-22 02:25:36,376 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-22 02:25:36,377 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 931 transitions. [2020-10-22 02:25:36,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-10-22 02:25:36,377 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:25:36,377 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2020-10-22 02:25:36,378 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-22 02:25:36,378 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:25:36,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:25:36,378 INFO L82 PathProgramCache]: Analyzing trace with hash 22064617, now seen corresponding path program 1 times [2020-10-22 02:25:36,380 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:25:36,380 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1151796329] [2020-10-22 02:25:36,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:25:36,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:25:36,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:25:36,566 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1151796329] [2020-10-22 02:25:36,567 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:25:36,567 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-22 02:25:36,567 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1845599413] [2020-10-22 02:25:36,567 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:25:36,568 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:25:36,569 INFO L252 McrAutomatonBuilder]: Finished intersection with 5 states and 4 transitions. [2020-10-22 02:25:36,569 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:25:36,570 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:25:36,571 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-22 02:25:36,571 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:25:36,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-22 02:25:36,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-22 02:25:36,572 INFO L87 Difference]: Start difference. First operand 385 states and 931 transitions. Second operand 3 states. [2020-10-22 02:25:36,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:25:36,720 INFO L93 Difference]: Finished difference Result 540 states and 1306 transitions. [2020-10-22 02:25:36,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-22 02:25:36,721 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2020-10-22 02:25:36,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:25:36,730 INFO L225 Difference]: With dead ends: 540 [2020-10-22 02:25:36,730 INFO L226 Difference]: Without dead ends: 540 [2020-10-22 02:25:36,731 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-22 02:25:36,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 540 states. [2020-10-22 02:25:36,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 540 to 444. [2020-10-22 02:25:36,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 444 states. [2020-10-22 02:25:36,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 444 states and 1086 transitions. [2020-10-22 02:25:36,788 INFO L78 Accepts]: Start accepts. Automaton has 444 states and 1086 transitions. Word has length 4 [2020-10-22 02:25:36,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:25:36,788 INFO L481 AbstractCegarLoop]: Abstraction has 444 states and 1086 transitions. [2020-10-22 02:25:36,788 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-22 02:25:36,788 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 1086 transitions. [2020-10-22 02:25:36,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-10-22 02:25:36,793 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:25:36,794 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-10-22 02:25:36,794 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-22 02:25:36,794 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:25:36,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:25:36,794 INFO L82 PathProgramCache]: Analyzing trace with hash -270739087, now seen corresponding path program 1 times [2020-10-22 02:25:36,807 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:25:36,808 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312378544] [2020-10-22 02:25:36,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:25:36,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:25:36,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:25:36,935 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312378544] [2020-10-22 02:25:36,936 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:25:36,936 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-22 02:25:36,936 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1790690386] [2020-10-22 02:25:36,936 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:25:36,937 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:25:36,938 INFO L252 McrAutomatonBuilder]: Finished intersection with 7 states and 6 transitions. [2020-10-22 02:25:36,938 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:25:36,939 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:25:36,939 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-22 02:25:36,939 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:25:36,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-22 02:25:36,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-22 02:25:36,940 INFO L87 Difference]: Start difference. First operand 444 states and 1086 transitions. Second operand 5 states. [2020-10-22 02:25:37,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:25:37,136 INFO L93 Difference]: Finished difference Result 600 states and 1430 transitions. [2020-10-22 02:25:37,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-22 02:25:37,137 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 6 [2020-10-22 02:25:37,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:25:37,142 INFO L225 Difference]: With dead ends: 600 [2020-10-22 02:25:37,142 INFO L226 Difference]: Without dead ends: 514 [2020-10-22 02:25:37,142 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-22 02:25:37,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 514 states. [2020-10-22 02:25:37,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 514 to 482. [2020-10-22 02:25:37,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 482 states. [2020-10-22 02:25:37,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 1195 transitions. [2020-10-22 02:25:37,160 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 1195 transitions. Word has length 6 [2020-10-22 02:25:37,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:25:37,160 INFO L481 AbstractCegarLoop]: Abstraction has 482 states and 1195 transitions. [2020-10-22 02:25:37,160 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-22 02:25:37,160 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 1195 transitions. [2020-10-22 02:25:37,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-22 02:25:37,162 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:25:37,162 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-22 02:25:37,163 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-22 02:25:37,163 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:25:37,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:25:37,163 INFO L82 PathProgramCache]: Analyzing trace with hash -1711454574, now seen corresponding path program 1 times [2020-10-22 02:25:37,164 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:25:37,165 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705635368] [2020-10-22 02:25:37,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:25:37,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:25:37,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:25:37,220 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705635368] [2020-10-22 02:25:37,220 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:25:37,221 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-22 02:25:37,221 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [638218386] [2020-10-22 02:25:37,221 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:25:37,222 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:25:37,225 INFO L252 McrAutomatonBuilder]: Finished intersection with 16 states and 20 transitions. [2020-10-22 02:25:37,226 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:25:37,341 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:25:37,341 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-22 02:25:37,341 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:25:37,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-22 02:25:37,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-22 02:25:37,342 INFO L87 Difference]: Start difference. First operand 482 states and 1195 transitions. Second operand 3 states. [2020-10-22 02:25:37,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:25:37,363 INFO L93 Difference]: Finished difference Result 162 states and 347 transitions. [2020-10-22 02:25:37,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-22 02:25:37,364 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2020-10-22 02:25:37,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:25:37,365 INFO L225 Difference]: With dead ends: 162 [2020-10-22 02:25:37,365 INFO L226 Difference]: Without dead ends: 162 [2020-10-22 02:25:37,365 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-22 02:25:37,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2020-10-22 02:25:37,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 162. [2020-10-22 02:25:37,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2020-10-22 02:25:37,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 347 transitions. [2020-10-22 02:25:37,371 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 347 transitions. Word has length 10 [2020-10-22 02:25:37,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:25:37,371 INFO L481 AbstractCegarLoop]: Abstraction has 162 states and 347 transitions. [2020-10-22 02:25:37,371 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-22 02:25:37,371 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 347 transitions. [2020-10-22 02:25:37,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 02:25:37,373 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:25:37,374 INFO L422 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] [2020-10-22 02:25:37,374 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-22 02:25:37,374 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:25:37,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:25:37,374 INFO L82 PathProgramCache]: Analyzing trace with hash -1613525791, now seen corresponding path program 1 times [2020-10-22 02:25:37,376 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:25:37,376 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561557662] [2020-10-22 02:25:37,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:25:37,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:25:37,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:25:37,554 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561557662] [2020-10-22 02:25:37,554 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:25:37,554 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-22 02:25:37,554 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [235283909] [2020-10-22 02:25:37,554 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:25:37,562 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:25:37,573 INFO L252 McrAutomatonBuilder]: Finished intersection with 27 states and 30 transitions. [2020-10-22 02:25:37,574 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:25:37,604 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:25:37,605 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-22 02:25:37,605 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:25:37,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-22 02:25:37,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-10-22 02:25:37,606 INFO L87 Difference]: Start difference. First operand 162 states and 347 transitions. Second operand 9 states. [2020-10-22 02:25:37,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:25:37,926 INFO L93 Difference]: Finished difference Result 194 states and 403 transitions. [2020-10-22 02:25:37,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-22 02:25:37,927 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 22 [2020-10-22 02:25:37,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:25:37,928 INFO L225 Difference]: With dead ends: 194 [2020-10-22 02:25:37,928 INFO L226 Difference]: Without dead ends: 194 [2020-10-22 02:25:37,929 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-22 02:25:37,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2020-10-22 02:25:37,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 186. [2020-10-22 02:25:37,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 186 states. [2020-10-22 02:25:37,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 389 transitions. [2020-10-22 02:25:37,935 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 389 transitions. Word has length 22 [2020-10-22 02:25:37,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:25:37,935 INFO L481 AbstractCegarLoop]: Abstraction has 186 states and 389 transitions. [2020-10-22 02:25:37,935 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-22 02:25:37,935 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 389 transitions. [2020-10-22 02:25:37,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 02:25:37,937 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:25:37,937 INFO L422 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] [2020-10-22 02:25:37,937 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-22 02:25:37,938 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:25:37,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:25:37,938 INFO L82 PathProgramCache]: Analyzing trace with hash -721777329, now seen corresponding path program 1 times [2020-10-22 02:25:37,939 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:25:37,940 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860755531] [2020-10-22 02:25:37,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:25:37,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:25:38,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:25:38,096 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860755531] [2020-10-22 02:25:38,096 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:25:38,096 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-22 02:25:38,096 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1700701797] [2020-10-22 02:25:38,096 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:25:38,106 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:25:38,117 INFO L252 McrAutomatonBuilder]: Finished intersection with 27 states and 30 transitions. [2020-10-22 02:25:38,117 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:25:38,152 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:25:38,153 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-22 02:25:38,153 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:25:38,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-22 02:25:38,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-22 02:25:38,154 INFO L87 Difference]: Start difference. First operand 186 states and 389 transitions. Second operand 6 states. [2020-10-22 02:25:38,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:25:38,246 INFO L93 Difference]: Finished difference Result 226 states and 457 transitions. [2020-10-22 02:25:38,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-22 02:25:38,247 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2020-10-22 02:25:38,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:25:38,249 INFO L225 Difference]: With dead ends: 226 [2020-10-22 02:25:38,249 INFO L226 Difference]: Without dead ends: 226 [2020-10-22 02:25:38,249 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-22 02:25:38,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2020-10-22 02:25:38,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 198. [2020-10-22 02:25:38,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 198 states. [2020-10-22 02:25:38,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 409 transitions. [2020-10-22 02:25:38,258 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 409 transitions. Word has length 22 [2020-10-22 02:25:38,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:25:38,258 INFO L481 AbstractCegarLoop]: Abstraction has 198 states and 409 transitions. [2020-10-22 02:25:38,258 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-22 02:25:38,258 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 409 transitions. [2020-10-22 02:25:38,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 02:25:38,263 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:25:38,263 INFO L422 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] [2020-10-22 02:25:38,263 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-22 02:25:38,263 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:25:38,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:25:38,264 INFO L82 PathProgramCache]: Analyzing trace with hash 1148795979, now seen corresponding path program 2 times [2020-10-22 02:25:38,265 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:25:38,265 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964377412] [2020-10-22 02:25:38,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:25:38,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:25:39,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:25:39,314 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [964377412] [2020-10-22 02:25:39,314 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:25:39,314 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 02:25:39,314 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1914096700] [2020-10-22 02:25:39,314 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:25:39,321 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:25:39,330 INFO L252 McrAutomatonBuilder]: Finished intersection with 29 states and 34 transitions. [2020-10-22 02:25:39,330 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:25:39,346 INFO L603 QuantifierPusher]: Distributing 7 disjuncts over 3 conjuncts [2020-10-22 02:25:39,399 INFO L603 QuantifierPusher]: Distributing 6 disjuncts over 2 conjuncts [2020-10-22 02:25:39,409 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:39,415 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:39,419 INFO L545 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-22 02:25:39,422 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:39,428 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:39,432 INFO L545 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-22 02:25:39,447 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:25:39,449 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 6 xjuncts. [2020-10-22 02:25:39,449 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:144, output treesize:58 [2020-10-22 02:25:39,450 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:25:39,451 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-22 02:25:39,451 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:25:39,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-22 02:25:39,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-10-22 02:25:39,452 INFO L87 Difference]: Start difference. First operand 198 states and 409 transitions. Second operand 14 states. [2020-10-22 02:25:40,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:25:40,430 INFO L93 Difference]: Finished difference Result 227 states and 452 transitions. [2020-10-22 02:25:40,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-22 02:25:40,431 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-22 02:25:40,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:25:40,433 INFO L225 Difference]: With dead ends: 227 [2020-10-22 02:25:40,433 INFO L226 Difference]: Without dead ends: 227 [2020-10-22 02:25:40,434 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 0 SyntacticMatches, 4 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=80, Invalid=340, Unknown=0, NotChecked=0, Total=420 [2020-10-22 02:25:40,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2020-10-22 02:25:40,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 226. [2020-10-22 02:25:40,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 226 states. [2020-10-22 02:25:40,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 452 transitions. [2020-10-22 02:25:40,442 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 452 transitions. Word has length 22 [2020-10-22 02:25:40,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:25:40,443 INFO L481 AbstractCegarLoop]: Abstraction has 226 states and 452 transitions. [2020-10-22 02:25:40,443 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-22 02:25:40,443 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 452 transitions. [2020-10-22 02:25:40,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 02:25:40,444 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:25:40,444 INFO L422 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] [2020-10-22 02:25:40,444 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-22 02:25:40,444 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:25:40,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:25:40,445 INFO L82 PathProgramCache]: Analyzing trace with hash 1148795934, now seen corresponding path program 1 times [2020-10-22 02:25:40,452 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:25:40,453 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886895771] [2020-10-22 02:25:40,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:25:40,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:25:40,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:25:40,670 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886895771] [2020-10-22 02:25:40,670 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:25:40,670 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-22 02:25:40,671 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [414735306] [2020-10-22 02:25:40,671 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:25:40,677 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:25:40,689 INFO L252 McrAutomatonBuilder]: Finished intersection with 29 states and 34 transitions. [2020-10-22 02:25:40,690 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:25:40,705 INFO L603 QuantifierPusher]: Distributing 4 disjuncts over 3 conjuncts [2020-10-22 02:25:40,751 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:40,754 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:40,758 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:40,760 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:40,769 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:25:40,770 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2020-10-22 02:25:40,770 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:82, output treesize:14 [2020-10-22 02:25:40,793 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:25:40,794 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-22 02:25:40,794 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:25:40,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-22 02:25:40,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-22 02:25:40,795 INFO L87 Difference]: Start difference. First operand 226 states and 452 transitions. Second operand 9 states. [2020-10-22 02:25:41,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:25:41,231 INFO L93 Difference]: Finished difference Result 295 states and 565 transitions. [2020-10-22 02:25:41,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-22 02:25:41,232 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 22 [2020-10-22 02:25:41,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:25:41,234 INFO L225 Difference]: With dead ends: 295 [2020-10-22 02:25:41,234 INFO L226 Difference]: Without dead ends: 265 [2020-10-22 02:25:41,234 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-10-22 02:25:41,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2020-10-22 02:25:41,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 227. [2020-10-22 02:25:41,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2020-10-22 02:25:41,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 456 transitions. [2020-10-22 02:25:41,241 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 456 transitions. Word has length 22 [2020-10-22 02:25:41,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:25:41,241 INFO L481 AbstractCegarLoop]: Abstraction has 227 states and 456 transitions. [2020-10-22 02:25:41,241 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-22 02:25:41,242 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 456 transitions. [2020-10-22 02:25:41,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 02:25:41,242 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:25:41,242 INFO L422 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] [2020-10-22 02:25:41,243 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-22 02:25:41,243 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:25:41,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:25:41,243 INFO L82 PathProgramCache]: Analyzing trace with hash 235549017, now seen corresponding path program 3 times [2020-10-22 02:25:41,244 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:25:41,245 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111755755] [2020-10-22 02:25:41,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:25:41,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:25:42,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:25:42,078 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111755755] [2020-10-22 02:25:42,078 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:25:42,079 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 02:25:42,079 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [336190432] [2020-10-22 02:25:42,079 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:25:42,084 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:25:42,092 INFO L252 McrAutomatonBuilder]: Finished intersection with 29 states and 34 transitions. [2020-10-22 02:25:42,092 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:25:42,206 INFO L603 QuantifierPusher]: Distributing 6 disjuncts over 2 conjuncts [2020-10-22 02:25:42,212 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:42,216 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-22 02:25:42,222 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:42,230 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:42,234 INFO L545 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-22 02:25:42,237 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:42,253 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:25:42,254 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 6 xjuncts. [2020-10-22 02:25:42,255 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:144, output treesize:58 [2020-10-22 02:25:42,298 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [8428#(and (= ULTIMATE.start_my_drv_probe_~d~0.offset 24) (= |ULTIMATE.start_main_~#data~1.offset| 0) (= 0 my_callbackThread1of1ForFork0_~data~0.offset) (= |ULTIMATE.start_main_~#data~1.base| ULTIMATE.start_my_drv_probe_~d~0.base) (= (select |#valid| |ULTIMATE.start_main_~#data~1.base|) 1) (= |my_callbackThread1of1ForFork0_#t~mem34| 0) (= ULTIMATE.start_my_drv_probe_~d~0.base my_callbackThread1of1ForFork0_~data~0.base)), 8429#(and (= |my_callbackThread1of1ForFork1_#in~arg.offset| 24) (= |ULTIMATE.start_main_~#data~1.base| |my_callbackThread1of1ForFork1_#in~arg.base|) (= |ULTIMATE.start_main_~#data~1.offset| 0) (not (= |ULTIMATE.start_my_drv_disconnect_~#status~0.base| |ULTIMATE.start_main_~#data~1.base|)) (= 0 my_callbackThread1of1ForFork0_~data~0.offset) (= (select (select |#memory_int| my_callbackThread1of1ForFork0_~data~0.base) (+ my_callbackThread1of1ForFork0_~data~0.offset 28)) 0) (= my_callbackThread1of1ForFork0_~data~0.base |my_callbackThread1of1ForFork1_#in~arg.base|))] [2020-10-22 02:25:42,299 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-22 02:25:42,299 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:25:42,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-22 02:25:42,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=207, Unknown=0, NotChecked=0, Total=240 [2020-10-22 02:25:42,300 INFO L87 Difference]: Start difference. First operand 227 states and 456 transitions. Second operand 16 states. [2020-10-22 02:25:43,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:25:43,451 INFO L93 Difference]: Finished difference Result 273 states and 539 transitions. [2020-10-22 02:25:43,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-22 02:25:43,452 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 22 [2020-10-22 02:25:43,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:25:43,454 INFO L225 Difference]: With dead ends: 273 [2020-10-22 02:25:43,454 INFO L226 Difference]: Without dead ends: 245 [2020-10-22 02:25:43,455 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 4 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=97, Invalid=455, Unknown=0, NotChecked=0, Total=552 [2020-10-22 02:25:43,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2020-10-22 02:25:43,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 226. [2020-10-22 02:25:43,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 226 states. [2020-10-22 02:25:43,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 454 transitions. [2020-10-22 02:25:43,462 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 454 transitions. Word has length 22 [2020-10-22 02:25:43,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:25:43,462 INFO L481 AbstractCegarLoop]: Abstraction has 226 states and 454 transitions. [2020-10-22 02:25:43,462 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-22 02:25:43,463 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 454 transitions. [2020-10-22 02:25:43,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 02:25:43,463 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:25:43,463 INFO L422 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] [2020-10-22 02:25:43,464 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-22 02:25:43,464 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:25:43,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:25:43,464 INFO L82 PathProgramCache]: Analyzing trace with hash -1400369243, now seen corresponding path program 4 times [2020-10-22 02:25:43,470 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:25:43,470 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736523131] [2020-10-22 02:25:43,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:25:43,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:25:44,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:25:44,315 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [736523131] [2020-10-22 02:25:44,316 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:25:44,316 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 02:25:44,316 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1189174078] [2020-10-22 02:25:44,316 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:25:44,320 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:25:44,330 INFO L252 McrAutomatonBuilder]: Finished intersection with 35 states and 46 transitions. [2020-10-22 02:25:44,330 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:25:44,368 INFO L603 QuantifierPusher]: Distributing 6 disjuncts over 2 conjuncts [2020-10-22 02:25:44,379 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-22 02:25:44,383 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:44,386 INFO L545 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-22 02:25:44,390 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:44,393 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:44,395 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:44,416 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:25:44,418 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 6 xjuncts. [2020-10-22 02:25:44,418 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:144, output treesize:58 [2020-10-22 02:25:44,434 INFO L603 QuantifierPusher]: Distributing 6 disjuncts over 3 conjuncts [2020-10-22 02:25:44,954 WARN L193 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 54 [2020-10-22 02:25:44,968 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:44,971 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:44,975 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:44,978 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:44,980 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:44,988 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:45,032 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:25:45,034 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:45,037 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:45,040 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:45,043 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:45,051 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:45,054 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:45,072 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:25:45,072 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-22 02:25:45,072 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-22 02:25:45,072 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 8 xjuncts. [2020-10-22 02:25:45,073 INFO L244 ElimStorePlain]: Needed 13 recursive calls to eliminate 4 variables, input treesize:305, output treesize:59 [2020-10-22 02:25:45,226 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [9185#(and (= ULTIMATE.start_my_drv_probe_~d~0.offset 24) (= |ULTIMATE.start_main_~#data~1.offset| 0) (<= (select (select |#memory_int| ULTIMATE.start_my_drv_probe_~d~0.base) 28) 1) (<= 1 (select (select |#memory_int| ULTIMATE.start_my_drv_probe_~d~0.base) 28)) (= |ULTIMATE.start_main_~#data~1.base| ULTIMATE.start_my_drv_probe_~d~0.base) (= (select |#valid| |ULTIMATE.start_main_~#data~1.base|) 1)), 9186#(and (= ULTIMATE.start_my_drv_probe_~d~0.offset 24) (= |ULTIMATE.start_main_~#data~1.offset| 0) (= 0 my_callbackThread1of1ForFork0_~data~0.offset) (= |ULTIMATE.start_main_~#data~1.base| ULTIMATE.start_my_drv_probe_~d~0.base) (= (select |#valid| |ULTIMATE.start_main_~#data~1.base|) 1) (= |my_callbackThread1of1ForFork0_#t~mem34| 0) (= ULTIMATE.start_my_drv_probe_~d~0.base my_callbackThread1of1ForFork0_~data~0.base))] [2020-10-22 02:25:45,226 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-22 02:25:45,227 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:25:45,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-22 02:25:45,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=207, Unknown=0, NotChecked=0, Total=240 [2020-10-22 02:25:45,227 INFO L87 Difference]: Start difference. First operand 226 states and 454 transitions. Second operand 16 states. [2020-10-22 02:25:46,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:25:46,512 INFO L93 Difference]: Finished difference Result 336 states and 659 transitions. [2020-10-22 02:25:46,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-22 02:25:46,512 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 22 [2020-10-22 02:25:46,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:25:46,514 INFO L225 Difference]: With dead ends: 336 [2020-10-22 02:25:46,515 INFO L226 Difference]: Without dead ends: 309 [2020-10-22 02:25:46,515 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 5 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=100, Invalid=500, Unknown=0, NotChecked=0, Total=600 [2020-10-22 02:25:46,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2020-10-22 02:25:46,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 227. [2020-10-22 02:25:46,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2020-10-22 02:25:46,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 455 transitions. [2020-10-22 02:25:46,522 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 455 transitions. Word has length 22 [2020-10-22 02:25:46,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:25:46,523 INFO L481 AbstractCegarLoop]: Abstraction has 227 states and 455 transitions. [2020-10-22 02:25:46,523 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-22 02:25:46,523 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 455 transitions. [2020-10-22 02:25:46,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 02:25:46,524 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:25:46,524 INFO L422 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] [2020-10-22 02:25:46,524 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-22 02:25:46,524 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:25:46,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:25:46,525 INFO L82 PathProgramCache]: Analyzing trace with hash -223372275, now seen corresponding path program 5 times [2020-10-22 02:25:46,526 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:25:46,526 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600859448] [2020-10-22 02:25:46,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:25:46,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:25:47,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:25:47,402 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600859448] [2020-10-22 02:25:47,403 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:25:47,403 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 02:25:47,403 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [490096381] [2020-10-22 02:25:47,403 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:25:47,408 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:25:47,418 INFO L252 McrAutomatonBuilder]: Finished intersection with 35 states and 46 transitions. [2020-10-22 02:25:47,418 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:25:47,645 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:25:47,646 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:47,650 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:25:47,650 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:47,654 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:25:47,656 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:47,659 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:25:47,660 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:47,667 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:25:47,674 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:47,677 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:25:47,678 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:47,687 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:25:47,688 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-22 02:25:47,688 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:100, output treesize:34 [2020-10-22 02:25:47,801 INFO L603 QuantifierPusher]: Distributing 6 disjuncts over 2 conjuncts [2020-10-22 02:25:47,831 INFO L441 ElimStorePlain]: Different costs {0=[|#pthreadsMutex|], 2=[|v_#memory_int_143|]} [2020-10-22 02:25:47,838 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:25:47,839 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:47,843 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:25:47,844 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:47,850 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:25:47,851 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:47,855 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:25:47,856 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:47,862 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:25:47,863 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:47,868 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:25:47,869 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:47,909 INFO L625 ElimStorePlain]: treesize reduction 133, result has 20.4 percent of original size [2020-10-22 02:25:47,909 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_int_143| vanished before elimination [2020-10-22 02:25:47,909 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-22 02:25:47,910 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:233, output treesize:34 [2020-10-22 02:25:47,973 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 02:25:47,973 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:47,976 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 02:25:47,976 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:47,978 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 02:25:47,978 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:47,980 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 02:25:47,980 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:47,981 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 02:25:47,981 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:47,982 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 02:25:47,982 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:47,996 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:25:47,997 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-22 02:25:47,997 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:131, output treesize:32 [2020-10-22 02:25:48,200 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 3 new interpolants: [10009#(and (<= 1 (select (select |#memory_int| |my_callbackThread1of1ForFork1_#in~arg.base|) (+ |my_callbackThread1of1ForFork1_#in~arg.offset| 4))) (<= (select (select |#memory_int| |my_callbackThread1of1ForFork1_#in~arg.base|) (+ |my_callbackThread1of1ForFork1_#in~arg.offset| 4)) 1) (= |my_callbackThread1of1ForFork1_#in~arg.offset| 24) (= |ULTIMATE.start_main_~#data~1.base| |my_callbackThread1of1ForFork1_#in~arg.base|) (= |ULTIMATE.start_main_~#data~1.offset| 0) (not (= |ULTIMATE.start_my_drv_disconnect_~#status~0.base| |my_callbackThread1of1ForFork1_#in~arg.base|))), 10010#(and (= ULTIMATE.start_my_drv_probe_~d~0.offset 24) (= |ULTIMATE.start_main_~#data~1.offset| 0) (<= (select (select |#memory_int| ULTIMATE.start_my_drv_probe_~d~0.base) 28) 1) (<= 1 (select (select |#memory_int| ULTIMATE.start_my_drv_probe_~d~0.base) 28)) (not (= (select |#valid| |ULTIMATE.start_main_~#data~1.base|) 0)) (= |ULTIMATE.start_main_~#data~1.base| ULTIMATE.start_my_drv_probe_~d~0.base)), 10011#(and (= ULTIMATE.start_my_drv_probe_~d~0.offset 24) (= |ULTIMATE.start_main_~#data~1.offset| 0) (= 0 my_callbackThread1of1ForFork0_~data~0.offset) (= |ULTIMATE.start_main_~#data~1.base| my_callbackThread1of1ForFork0_~data~0.base) (not (= (select |#valid| |ULTIMATE.start_main_~#data~1.base|) 0)) (= |my_callbackThread1of1ForFork0_#t~mem34| 0) (= ULTIMATE.start_my_drv_probe_~d~0.base my_callbackThread1of1ForFork0_~data~0.base))] [2020-10-22 02:25:48,201 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-22 02:25:48,201 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:25:48,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-22 02:25:48,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=237, Unknown=0, NotChecked=0, Total=272 [2020-10-22 02:25:48,202 INFO L87 Difference]: Start difference. First operand 227 states and 455 transitions. Second operand 17 states. [2020-10-22 02:25:49,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:25:49,605 INFO L93 Difference]: Finished difference Result 329 states and 643 transitions. [2020-10-22 02:25:49,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-22 02:25:49,605 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 22 [2020-10-22 02:25:49,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:25:49,607 INFO L225 Difference]: With dead ends: 329 [2020-10-22 02:25:49,607 INFO L226 Difference]: Without dead ends: 329 [2020-10-22 02:25:49,608 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 9 SyntacticMatches, 3 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=104, Invalid=546, Unknown=0, NotChecked=0, Total=650 [2020-10-22 02:25:49,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2020-10-22 02:25:49,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 260. [2020-10-22 02:25:49,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 260 states. [2020-10-22 02:25:49,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 508 transitions. [2020-10-22 02:25:49,619 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 508 transitions. Word has length 22 [2020-10-22 02:25:49,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:25:49,620 INFO L481 AbstractCegarLoop]: Abstraction has 260 states and 508 transitions. [2020-10-22 02:25:49,620 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-22 02:25:49,620 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 508 transitions. [2020-10-22 02:25:49,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 02:25:49,622 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:25:49,622 INFO L422 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] [2020-10-22 02:25:49,622 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-22 02:25:49,623 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:25:49,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:25:49,623 INFO L82 PathProgramCache]: Analyzing trace with hash -223372320, now seen corresponding path program 2 times [2020-10-22 02:25:49,624 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:25:49,625 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285219759] [2020-10-22 02:25:49,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:25:49,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:25:49,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:25:49,832 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285219759] [2020-10-22 02:25:49,833 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:25:49,833 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-22 02:25:49,833 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [441533662] [2020-10-22 02:25:49,833 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:25:49,839 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:25:49,849 INFO L252 McrAutomatonBuilder]: Finished intersection with 35 states and 46 transitions. [2020-10-22 02:25:49,850 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:25:49,990 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:25:49,991 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:49,995 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:25:49,996 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:50,005 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:25:50,007 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:50,010 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:25:50,011 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:50,018 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:25:50,018 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2020-10-22 02:25:50,018 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:60, output treesize:16 [2020-10-22 02:25:50,142 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:50,145 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:50,148 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:50,150 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:50,177 INFO L625 ElimStorePlain]: treesize reduction 59, result has 19.2 percent of original size [2020-10-22 02:25:50,178 INFO L513 ElimStorePlain]: Eliminatee |#pthreadsMutex| vanished before elimination [2020-10-22 02:25:50,178 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 4 xjuncts. [2020-10-22 02:25:50,178 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:141, output treesize:14 [2020-10-22 02:25:50,241 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 02:25:50,241 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:50,252 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 02:25:50,252 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:50,254 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 02:25:50,254 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:50,255 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 02:25:50,255 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:50,262 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:25:50,263 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2020-10-22 02:25:50,263 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:73, output treesize:14 [2020-10-22 02:25:50,328 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [10888#(and (= |my_callbackThread1of1ForFork1_#in~arg.offset| 24) (= |ULTIMATE.start_main_~#data~1.base| |my_callbackThread1of1ForFork1_#in~arg.base|) (= |ULTIMATE.start_main_~#data~1.offset| 0) (not (= |ULTIMATE.start_my_drv_disconnect_~#status~0.base| |my_callbackThread1of1ForFork1_#in~arg.base|)))] [2020-10-22 02:25:50,328 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-22 02:25:50,328 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:25:50,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-22 02:25:50,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-22 02:25:50,329 INFO L87 Difference]: Start difference. First operand 260 states and 508 transitions. Second operand 10 states. [2020-10-22 02:25:50,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:25:50,746 INFO L93 Difference]: Finished difference Result 312 states and 601 transitions. [2020-10-22 02:25:50,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-22 02:25:50,746 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 22 [2020-10-22 02:25:50,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:25:50,749 INFO L225 Difference]: With dead ends: 312 [2020-10-22 02:25:50,749 INFO L226 Difference]: Without dead ends: 283 [2020-10-22 02:25:50,750 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2020-10-22 02:25:50,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2020-10-22 02:25:50,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 252. [2020-10-22 02:25:50,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 252 states. [2020-10-22 02:25:50,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 504 transitions. [2020-10-22 02:25:50,756 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 504 transitions. Word has length 22 [2020-10-22 02:25:50,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:25:50,756 INFO L481 AbstractCegarLoop]: Abstraction has 252 states and 504 transitions. [2020-10-22 02:25:50,757 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-22 02:25:50,757 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 504 transitions. [2020-10-22 02:25:50,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 02:25:50,757 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:25:50,758 INFO L422 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] [2020-10-22 02:25:50,758 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-22 02:25:50,758 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:25:50,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:25:50,758 INFO L82 PathProgramCache]: Analyzing trace with hash 783436301, now seen corresponding path program 6 times [2020-10-22 02:25:50,760 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:25:50,760 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982029829] [2020-10-22 02:25:50,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:25:50,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:25:51,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:25:51,585 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982029829] [2020-10-22 02:25:51,585 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:25:51,585 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 02:25:51,586 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1047861306] [2020-10-22 02:25:51,586 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:25:51,590 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:25:51,601 INFO L252 McrAutomatonBuilder]: Finished intersection with 34 states and 44 transitions. [2020-10-22 02:25:51,601 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:25:52,470 WARN L193 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 54 [2020-10-22 02:25:52,482 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:52,486 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:52,489 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:52,494 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:52,497 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:52,507 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:52,554 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:25:52,558 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:52,561 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:52,564 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:52,569 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:52,571 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:52,574 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:52,598 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:25:52,598 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-22 02:25:52,598 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-22 02:25:52,598 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 8 xjuncts. [2020-10-22 02:25:52,599 INFO L244 ElimStorePlain]: Needed 13 recursive calls to eliminate 4 variables, input treesize:305, output treesize:59 [2020-10-22 02:25:52,723 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 30 [2020-10-22 02:25:52,848 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 3 new interpolants: [11731#(and (= ULTIMATE.start_my_drv_probe_~d~0.offset 24) (= |ULTIMATE.start_main_~#data~1.offset| 0) (<= (select (select |#memory_int| ULTIMATE.start_my_drv_probe_~d~0.base) 28) 1) (<= 1 (select (select |#memory_int| ULTIMATE.start_my_drv_probe_~d~0.base) 28)) (= |ULTIMATE.start_main_~#data~1.base| ULTIMATE.start_my_drv_probe_~d~0.base) (= (select |#valid| |ULTIMATE.start_main_~#data~1.base|) 1)), 11732#(and (= ULTIMATE.start_my_drv_probe_~d~0.offset 24) (= |ULTIMATE.start_main_~#data~1.offset| 0) (= 0 my_callbackThread1of1ForFork0_~data~0.offset) (= |ULTIMATE.start_main_~#data~1.base| ULTIMATE.start_my_drv_probe_~d~0.base) (= (select |#valid| |ULTIMATE.start_main_~#data~1.base|) 1) (= |my_callbackThread1of1ForFork0_#t~mem34| 0) (= ULTIMATE.start_my_drv_probe_~d~0.base my_callbackThread1of1ForFork0_~data~0.base)), 11733#(and (= my_callbackThread1of1ForFork1_~data~0.offset 0) (= (select (select |#memory_int| my_callbackThread1of1ForFork1_~data~0.base) (+ my_callbackThread1of1ForFork1_~data~0.offset 28)) 1) (= |ULTIMATE.start_main_~#data~1.offset| 0) (= |ULTIMATE.start_main_~#data~1.base| my_callbackThread1of1ForFork1_~data~0.base) (not (= |ULTIMATE.start_my_drv_disconnect_~#status~0.base| my_callbackThread1of1ForFork1_~data~0.base)))] [2020-10-22 02:25:52,848 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-22 02:25:52,849 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:25:52,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-22 02:25:52,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=237, Unknown=0, NotChecked=0, Total=272 [2020-10-22 02:25:52,849 INFO L87 Difference]: Start difference. First operand 252 states and 504 transitions. Second operand 17 states. [2020-10-22 02:25:54,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:25:54,209 INFO L93 Difference]: Finished difference Result 340 states and 665 transitions. [2020-10-22 02:25:54,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-22 02:25:54,209 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 22 [2020-10-22 02:25:54,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:25:54,211 INFO L225 Difference]: With dead ends: 340 [2020-10-22 02:25:54,211 INFO L226 Difference]: Without dead ends: 323 [2020-10-22 02:25:54,211 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 5 SyntacticMatches, 5 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=109, Invalid=593, Unknown=0, NotChecked=0, Total=702 [2020-10-22 02:25:54,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 323 states. [2020-10-22 02:25:54,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 323 to 256. [2020-10-22 02:25:54,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 256 states. [2020-10-22 02:25:54,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 510 transitions. [2020-10-22 02:25:54,218 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 510 transitions. Word has length 22 [2020-10-22 02:25:54,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:25:54,218 INFO L481 AbstractCegarLoop]: Abstraction has 256 states and 510 transitions. [2020-10-22 02:25:54,218 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-22 02:25:54,218 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 510 transitions. [2020-10-22 02:25:54,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 02:25:54,219 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:25:54,219 INFO L422 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] [2020-10-22 02:25:54,220 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-22 02:25:54,220 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:25:54,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:25:54,220 INFO L82 PathProgramCache]: Analyzing trace with hash -617705459, now seen corresponding path program 7 times [2020-10-22 02:25:54,228 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:25:54,228 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932611706] [2020-10-22 02:25:54,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:25:54,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:25:54,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:25:54,951 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932611706] [2020-10-22 02:25:54,952 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:25:54,952 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 02:25:54,952 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1978981282] [2020-10-22 02:25:54,952 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:25:54,955 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:25:54,963 INFO L252 McrAutomatonBuilder]: Finished intersection with 38 states and 52 transitions. [2020-10-22 02:25:54,964 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:25:55,350 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 50 [2020-10-22 02:25:55,362 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:55,365 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:55,368 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:55,397 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:25:55,399 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:55,401 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:55,403 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:55,414 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:25:55,414 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-22 02:25:55,414 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-22 02:25:55,414 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 5 xjuncts. [2020-10-22 02:25:55,415 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:159, output treesize:36 [2020-10-22 02:25:55,607 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 48 [2020-10-22 02:25:55,613 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:55,623 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:55,632 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:55,635 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:55,639 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:55,641 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:55,682 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:25:55,707 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:55,709 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:55,712 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:55,715 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:55,718 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:55,720 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:55,733 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:25:55,733 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-22 02:25:55,734 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-22 02:25:55,734 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-22 02:25:55,734 INFO L244 ElimStorePlain]: Needed 13 recursive calls to eliminate 4 variables, input treesize:289, output treesize:43 [2020-10-22 02:25:55,894 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-22 02:25:55,899 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:55,902 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-22 02:25:55,903 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:55,918 INFO L625 ElimStorePlain]: treesize reduction 9, result has 73.5 percent of original size [2020-10-22 02:25:55,918 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2020-10-22 02:25:55,918 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:84, output treesize:25 [2020-10-22 02:25:56,504 WARN L193 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 54 [2020-10-22 02:25:56,520 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:25:56,520 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:56,525 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:25:56,526 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:56,531 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:25:56,532 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:56,544 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:25:56,544 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:56,550 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:25:56,550 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:56,555 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:25:56,555 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:56,609 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:25:56,615 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:25:56,615 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:56,624 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:25:56,624 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:56,630 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:25:56,630 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:56,636 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:25:56,637 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:56,643 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:25:56,643 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:56,649 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:25:56,650 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:56,669 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:25:56,669 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_101| vanished before elimination [2020-10-22 02:25:56,669 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_101| vanished before elimination [2020-10-22 02:25:56,670 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 8 xjuncts. [2020-10-22 02:25:56,670 INFO L244 ElimStorePlain]: Needed 13 recursive calls to eliminate 4 variables, input treesize:305, output treesize:59 [2020-10-22 02:25:56,982 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 30 [2020-10-22 02:25:57,018 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [12620#(and (= ULTIMATE.start_my_drv_probe_~d~0.offset 24) (= |ULTIMATE.start_main_~#data~1.offset| 0) (<= (select (select |#memory_int| ULTIMATE.start_my_drv_probe_~d~0.base) 28) 1) (<= 1 (select (select |#memory_int| ULTIMATE.start_my_drv_probe_~d~0.base) 28)) (= |ULTIMATE.start_main_~#data~1.base| ULTIMATE.start_my_drv_probe_~d~0.base) (= (select |#valid| |ULTIMATE.start_main_~#data~1.base|) 1)), 12621#(and (= ULTIMATE.start_my_drv_probe_~d~0.offset 24) (= |ULTIMATE.start_main_~#data~1.offset| 0) (= 0 my_callbackThread1of1ForFork0_~data~0.offset) (= |ULTIMATE.start_main_~#data~1.base| ULTIMATE.start_my_drv_probe_~d~0.base) (= (select |#valid| |ULTIMATE.start_main_~#data~1.base|) 1) (= |my_callbackThread1of1ForFork0_#t~mem34| 0) (= ULTIMATE.start_my_drv_probe_~d~0.base my_callbackThread1of1ForFork0_~data~0.base))] [2020-10-22 02:25:57,018 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-22 02:25:57,019 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:25:57,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-22 02:25:57,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=206, Unknown=0, NotChecked=0, Total=240 [2020-10-22 02:25:57,020 INFO L87 Difference]: Start difference. First operand 256 states and 510 transitions. Second operand 16 states. [2020-10-22 02:25:58,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:25:58,162 INFO L93 Difference]: Finished difference Result 329 states and 645 transitions. [2020-10-22 02:25:58,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-22 02:25:58,167 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 22 [2020-10-22 02:25:58,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:25:58,169 INFO L225 Difference]: With dead ends: 329 [2020-10-22 02:25:58,169 INFO L226 Difference]: Without dead ends: 290 [2020-10-22 02:25:58,170 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 9 SyntacticMatches, 6 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=96, Invalid=504, Unknown=0, NotChecked=0, Total=600 [2020-10-22 02:25:58,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2020-10-22 02:25:58,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 228. [2020-10-22 02:25:58,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2020-10-22 02:25:58,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 463 transitions. [2020-10-22 02:25:58,175 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 463 transitions. Word has length 22 [2020-10-22 02:25:58,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:25:58,176 INFO L481 AbstractCegarLoop]: Abstraction has 228 states and 463 transitions. [2020-10-22 02:25:58,176 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-22 02:25:58,176 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 463 transitions. [2020-10-22 02:25:58,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 02:25:58,177 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:25:58,178 INFO L422 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] [2020-10-22 02:25:58,178 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-22 02:25:58,178 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:25:58,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:25:58,178 INFO L82 PathProgramCache]: Analyzing trace with hash -618210351, now seen corresponding path program 8 times [2020-10-22 02:25:58,186 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:25:58,186 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344458134] [2020-10-22 02:25:58,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:25:58,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:25:58,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:25:58,289 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344458134] [2020-10-22 02:25:58,289 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:25:58,289 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-22 02:25:58,289 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [617438123] [2020-10-22 02:25:58,289 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:25:58,294 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:25:58,302 INFO L252 McrAutomatonBuilder]: Finished intersection with 32 states and 40 transitions. [2020-10-22 02:25:58,302 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:25:58,528 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [13431#(or (not (= (select (select |#pthreadsMutex| |my_callbackThread1of1ForFork0_#in~arg.base|) (+ |my_callbackThread1of1ForFork0_#in~arg.offset| (- 24))) 0)) (and (= |my_callbackThread1of1ForFork1_#in~arg.offset| 24) (not (and (not (and (= |my_callbackThread1of1ForFork0_#in~arg.base| |my_callbackThread1of1ForFork1_#in~arg.base|) (= 24 |my_callbackThread1of1ForFork0_#in~arg.offset|))) (= (select (select |#pthreadsMutex| |my_callbackThread1of1ForFork1_#in~arg.base|) 0) 0))))), 13432#(and (= ULTIMATE.start_my_drv_probe_~d~0.offset 24) (not (= (select (select |#pthreadsMutex| ULTIMATE.start_my_drv_probe_~d~0.base) 0) 0)))] [2020-10-22 02:25:58,529 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-22 02:25:58,529 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:25:58,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-22 02:25:58,530 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-22 02:25:58,530 INFO L87 Difference]: Start difference. First operand 228 states and 463 transitions. Second operand 8 states. [2020-10-22 02:25:58,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:25:58,668 INFO L93 Difference]: Finished difference Result 128 states and 203 transitions. [2020-10-22 02:25:58,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-22 02:25:58,669 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 22 [2020-10-22 02:25:58,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:25:58,670 INFO L225 Difference]: With dead ends: 128 [2020-10-22 02:25:58,671 INFO L226 Difference]: Without dead ends: 128 [2020-10-22 02:25:58,671 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2020-10-22 02:25:58,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2020-10-22 02:25:58,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2020-10-22 02:25:58,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2020-10-22 02:25:58,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 203 transitions. [2020-10-22 02:25:58,675 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 203 transitions. Word has length 22 [2020-10-22 02:25:58,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:25:58,676 INFO L481 AbstractCegarLoop]: Abstraction has 128 states and 203 transitions. [2020-10-22 02:25:58,676 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-22 02:25:58,676 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 203 transitions. [2020-10-22 02:25:58,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 02:25:58,677 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:25:58,677 INFO L422 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] [2020-10-22 02:25:58,677 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-22 02:25:58,677 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:25:58,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:25:58,678 INFO L82 PathProgramCache]: Analyzing trace with hash -1321574743, now seen corresponding path program 9 times [2020-10-22 02:25:58,679 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:25:58,680 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066912877] [2020-10-22 02:25:58,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:25:58,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:25:59,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:25:59,716 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066912877] [2020-10-22 02:25:59,716 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:25:59,717 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 02:25:59,717 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [727106953] [2020-10-22 02:25:59,717 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:25:59,721 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:25:59,727 INFO L252 McrAutomatonBuilder]: Finished intersection with 30 states and 36 transitions. [2020-10-22 02:25:59,728 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:25:59,805 INFO L603 QuantifierPusher]: Distributing 6 disjuncts over 2 conjuncts [2020-10-22 02:25:59,817 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:59,819 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:59,821 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:59,824 INFO L545 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-22 02:25:59,829 INFO L545 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-22 02:25:59,840 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:59,855 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:25:59,856 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 6 xjuncts. [2020-10-22 02:25:59,856 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:144, output treesize:58 [2020-10-22 02:25:59,866 INFO L603 QuantifierPusher]: Distributing 7 disjuncts over 3 conjuncts [2020-10-22 02:25:59,884 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:59,887 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:59,890 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:59,893 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:59,896 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:59,900 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:59,903 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:59,947 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:25:59,949 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:59,951 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:59,961 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:59,964 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:59,966 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:59,969 INFO L545 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:59,971 INFO L545 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2020-10-22 02:25:59,984 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:25:59,985 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-22 02:25:59,985 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-22 02:25:59,986 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 4 dim-2 vars, End of recursive call: 1 dim-0 vars, and 7 xjuncts. [2020-10-22 02:25:59,986 INFO L244 ElimStorePlain]: Needed 15 recursive calls to eliminate 5 variables, input treesize:269, output treesize:38 [2020-10-22 02:25:59,999 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:00,000 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:00,011 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:00,017 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:00,021 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:00,022 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:00,026 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:00,027 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:00,030 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:00,031 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:00,036 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:00,038 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:00,041 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:00,042 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:00,057 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:00,058 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-22 02:26:00,058 INFO L244 ElimStorePlain]: Needed 8 recursive calls to eliminate 1 variables, input treesize:111, output treesize:34 [2020-10-22 02:26:00,120 INFO L603 QuantifierPusher]: Distributing 7 disjuncts over 3 conjuncts [2020-10-22 02:26:00,137 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:00,138 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:00,143 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:00,144 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:00,149 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:00,150 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:00,154 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:00,155 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:00,160 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:00,162 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:00,171 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:00,172 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:00,178 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:00,178 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:00,225 INFO L625 ElimStorePlain]: treesize reduction 94, result has 27.1 percent of original size [2020-10-22 02:26:00,225 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-22 02:26:00,225 INFO L244 ElimStorePlain]: Needed 8 recursive calls to eliminate 2 variables, input treesize:206, output treesize:35 [2020-10-22 02:26:00,233 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [13835#(and (= ULTIMATE.start_my_drv_probe_~d~0.offset 24) (= |ULTIMATE.start_main_~#data~1.offset| 0) (= 0 my_callbackThread1of1ForFork0_~data~0.offset) (= |ULTIMATE.start_main_~#data~1.base| my_callbackThread1of1ForFork0_~data~0.base) (= (select (select |#memory_int| my_callbackThread1of1ForFork0_~data~0.base) (+ my_callbackThread1of1ForFork0_~data~0.offset 28)) 0) (= (select |#valid| |ULTIMATE.start_main_~#data~1.base|) 1) (= ULTIMATE.start_my_drv_probe_~d~0.base my_callbackThread1of1ForFork0_~data~0.base)), 13836#(and (= |my_callbackThread1of1ForFork1_#in~arg.offset| 24) (= |ULTIMATE.start_main_~#data~1.base| |my_callbackThread1of1ForFork1_#in~arg.base|) (= |ULTIMATE.start_main_~#data~1.offset| 0) (= |my_callbackThread1of1ForFork0_#in~arg.base| |my_callbackThread1of1ForFork1_#in~arg.base|) (not (= |ULTIMATE.start_my_drv_disconnect_~#status~0.base| |my_callbackThread1of1ForFork0_#in~arg.base|)) (= (select (select |#memory_int| |my_callbackThread1of1ForFork0_#in~arg.base|) (+ |my_callbackThread1of1ForFork0_#in~arg.offset| 4)) 0) (= 24 |my_callbackThread1of1ForFork0_#in~arg.offset|))] [2020-10-22 02:26:00,233 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-22 02:26:00,233 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:26:00,233 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-22 02:26:00,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=208, Unknown=0, NotChecked=0, Total=240 [2020-10-22 02:26:00,234 INFO L87 Difference]: Start difference. First operand 128 states and 203 transitions. Second operand 16 states. [2020-10-22 02:26:01,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:26:01,282 INFO L93 Difference]: Finished difference Result 156 states and 245 transitions. [2020-10-22 02:26:01,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-22 02:26:01,284 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 22 [2020-10-22 02:26:01,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:26:01,285 INFO L225 Difference]: With dead ends: 156 [2020-10-22 02:26:01,285 INFO L226 Difference]: Without dead ends: 126 [2020-10-22 02:26:01,286 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 4 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=98, Invalid=454, Unknown=0, NotChecked=0, Total=552 [2020-10-22 02:26:01,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2020-10-22 02:26:01,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 126. [2020-10-22 02:26:01,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2020-10-22 02:26:01,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 198 transitions. [2020-10-22 02:26:01,289 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 198 transitions. Word has length 22 [2020-10-22 02:26:01,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:26:01,290 INFO L481 AbstractCegarLoop]: Abstraction has 126 states and 198 transitions. [2020-10-22 02:26:01,290 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-22 02:26:01,290 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 198 transitions. [2020-10-22 02:26:01,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 02:26:01,290 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:26:01,290 INFO L422 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] [2020-10-22 02:26:01,291 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-22 02:26:01,291 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:26:01,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:26:01,291 INFO L82 PathProgramCache]: Analyzing trace with hash 1537379531, now seen corresponding path program 10 times [2020-10-22 02:26:01,299 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:26:01,300 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063341348] [2020-10-22 02:26:01,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:26:01,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:26:02,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:26:02,007 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063341348] [2020-10-22 02:26:02,007 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:26:02,008 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 02:26:02,008 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [625258078] [2020-10-22 02:26:02,008 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:26:02,012 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:26:02,019 INFO L252 McrAutomatonBuilder]: Finished intersection with 34 states and 44 transitions. [2020-10-22 02:26:02,019 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:26:02,311 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 51 [2020-10-22 02:26:02,330 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,332 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,335 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,340 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,344 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,348 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,350 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,393 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:02,396 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,398 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,401 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,403 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,406 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,410 INFO L545 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,416 INFO L545 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,430 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:02,431 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-22 02:26:02,431 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-22 02:26:02,431 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-22 02:26:02,432 INFO L244 ElimStorePlain]: Needed 15 recursive calls to eliminate 4 variables, input treesize:323, output treesize:36 [2020-10-22 02:26:02,439 INFO L603 QuantifierPusher]: Distributing 7 disjuncts over 3 conjuncts [2020-10-22 02:26:02,448 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,452 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,455 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,457 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,466 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,469 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,471 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,517 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:02,520 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,523 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,525 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,529 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,532 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,535 INFO L545 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,538 INFO L545 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,553 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:02,553 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-22 02:26:02,553 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-22 02:26:02,554 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 4 dim-2 vars, End of recursive call: 1 dim-0 vars, and 7 xjuncts. [2020-10-22 02:26:02,554 INFO L244 ElimStorePlain]: Needed 15 recursive calls to eliminate 5 variables, input treesize:270, output treesize:39 [2020-10-22 02:26:02,594 INFO L603 QuantifierPusher]: Distributing 6 disjuncts over 2 conjuncts [2020-10-22 02:26:02,603 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-22 02:26:02,606 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,610 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,612 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,615 INFO L545 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-22 02:26:02,618 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,634 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:02,635 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 6 xjuncts. [2020-10-22 02:26:02,635 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:144, output treesize:58 [2020-10-22 02:26:02,704 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:02,708 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,718 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:02,719 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,723 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:02,725 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,728 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:02,729 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,733 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:02,733 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,737 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:02,737 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,741 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:02,742 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:02,755 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:02,756 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-22 02:26:02,756 INFO L244 ElimStorePlain]: Needed 8 recursive calls to eliminate 1 variables, input treesize:113, output treesize:36 [2020-10-22 02:26:02,763 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 3 new interpolants: [14275#(and (= ULTIMATE.start_my_drv_probe_~d~0.offset 24) (= |ULTIMATE.start_main_~#data~1.offset| 0) (= 0 my_callbackThread1of1ForFork0_~data~0.offset) (= |ULTIMATE.start_main_~#data~1.base| my_callbackThread1of1ForFork0_~data~0.base) (not (= (select |#valid| |ULTIMATE.start_main_~#data~1.base|) 0)) (= |my_callbackThread1of1ForFork0_#t~mem34| 0) (= ULTIMATE.start_my_drv_probe_~d~0.base my_callbackThread1of1ForFork0_~data~0.base)), 14276#(and (= ULTIMATE.start_my_drv_probe_~d~0.offset 24) (= |ULTIMATE.start_main_~#data~1.offset| 0) (= 0 my_callbackThread1of1ForFork0_~data~0.offset) (= |ULTIMATE.start_main_~#data~1.base| my_callbackThread1of1ForFork0_~data~0.base) (not (= (select |#valid| |ULTIMATE.start_main_~#data~1.base|) 0)) (= (select (select |#memory_int| my_callbackThread1of1ForFork0_~data~0.base) (+ my_callbackThread1of1ForFork0_~data~0.offset 28)) 0) (= ULTIMATE.start_my_drv_probe_~d~0.base my_callbackThread1of1ForFork0_~data~0.base)), 14277#(and (= |my_callbackThread1of1ForFork1_#in~arg.offset| 24) (= |ULTIMATE.start_main_~#data~1.base| |my_callbackThread1of1ForFork1_#in~arg.base|) (= |ULTIMATE.start_main_~#data~1.offset| 0) (= 0 my_callbackThread1of1ForFork0_~data~0.offset) (= (select (select |#memory_int| my_callbackThread1of1ForFork0_~data~0.base) (+ my_callbackThread1of1ForFork0_~data~0.offset 28)) 0) (= my_callbackThread1of1ForFork0_~data~0.base |my_callbackThread1of1ForFork1_#in~arg.base|) (not (= |ULTIMATE.start_my_drv_disconnect_~#status~0.base| my_callbackThread1of1ForFork0_~data~0.base)))] [2020-10-22 02:26:02,763 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-22 02:26:02,764 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:26:02,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-22 02:26:02,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=238, Unknown=0, NotChecked=0, Total=272 [2020-10-22 02:26:02,765 INFO L87 Difference]: Start difference. First operand 126 states and 198 transitions. Second operand 17 states. [2020-10-22 02:26:03,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:26:03,675 INFO L93 Difference]: Finished difference Result 153 states and 239 transitions. [2020-10-22 02:26:03,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-22 02:26:03,676 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 22 [2020-10-22 02:26:03,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:26:03,677 INFO L225 Difference]: With dead ends: 153 [2020-10-22 02:26:03,677 INFO L226 Difference]: Without dead ends: 125 [2020-10-22 02:26:03,677 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 3 SyntacticMatches, 5 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=91, Invalid=461, Unknown=0, NotChecked=0, Total=552 [2020-10-22 02:26:03,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2020-10-22 02:26:03,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2020-10-22 02:26:03,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2020-10-22 02:26:03,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 196 transitions. [2020-10-22 02:26:03,681 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 196 transitions. Word has length 22 [2020-10-22 02:26:03,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:26:03,681 INFO L481 AbstractCegarLoop]: Abstraction has 125 states and 196 transitions. [2020-10-22 02:26:03,681 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-22 02:26:03,681 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 196 transitions. [2020-10-22 02:26:03,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 02:26:03,682 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:26:03,682 INFO L422 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] [2020-10-22 02:26:03,682 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-22 02:26:03,682 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:26:03,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:26:03,683 INFO L82 PathProgramCache]: Analyzing trace with hash -98538729, now seen corresponding path program 11 times [2020-10-22 02:26:03,691 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:26:03,691 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584105179] [2020-10-22 02:26:03,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:26:03,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:26:04,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:26:04,369 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584105179] [2020-10-22 02:26:04,369 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:26:04,370 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 02:26:04,370 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1274077819] [2020-10-22 02:26:04,370 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:26:04,374 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:26:04,384 INFO L252 McrAutomatonBuilder]: Finished intersection with 40 states and 56 transitions. [2020-10-22 02:26:04,384 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:26:04,421 INFO L603 QuantifierPusher]: Distributing 6 disjuncts over 2 conjuncts [2020-10-22 02:26:04,428 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:04,432 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-22 02:26:04,434 INFO L545 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-22 02:26:04,438 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:04,440 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:04,443 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:04,457 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:04,458 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 6 xjuncts. [2020-10-22 02:26:04,459 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:144, output treesize:58 [2020-10-22 02:26:04,467 INFO L603 QuantifierPusher]: Distributing 6 disjuncts over 3 conjuncts [2020-10-22 02:26:05,033 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 55 [2020-10-22 02:26:05,048 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:05,049 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:05,055 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:05,056 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:05,065 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:05,066 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:05,071 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:05,071 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:05,078 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:05,078 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:05,083 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:05,083 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:05,130 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:05,137 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:05,137 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:05,146 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:05,147 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:05,154 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:05,154 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:05,163 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:05,164 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:05,171 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:05,171 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:05,177 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:05,177 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:05,196 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:05,196 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_111| vanished before elimination [2020-10-22 02:26:05,197 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_111| vanished before elimination [2020-10-22 02:26:05,197 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 8 xjuncts. [2020-10-22 02:26:05,197 INFO L244 ElimStorePlain]: Needed 13 recursive calls to eliminate 4 variables, input treesize:306, output treesize:60 [2020-10-22 02:26:05,377 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 31 [2020-10-22 02:26:05,588 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:05,589 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:05,593 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:05,594 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:05,598 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:05,599 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:05,603 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:05,604 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:05,608 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:05,609 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:05,616 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:05,617 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:05,621 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:05,621 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:05,634 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:05,634 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-22 02:26:05,634 INFO L244 ElimStorePlain]: Needed 8 recursive calls to eliminate 1 variables, input treesize:113, output treesize:36 [2020-10-22 02:26:05,713 INFO L603 QuantifierPusher]: Distributing 7 disjuncts over 3 conjuncts [2020-10-22 02:26:05,730 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:05,730 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:05,737 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:05,737 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:05,743 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:05,743 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:05,748 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:05,748 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:05,755 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:05,755 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:05,761 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:05,761 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:05,767 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:05,768 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:05,814 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:05,815 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_114| vanished before elimination [2020-10-22 02:26:05,822 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:05,822 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:05,828 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:05,828 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:05,834 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:05,834 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:05,842 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:05,843 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:05,848 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:05,848 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:05,852 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:05,852 INFO L545 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:05,863 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:05,863 INFO L545 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:05,877 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:05,877 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_114| vanished before elimination [2020-10-22 02:26:05,878 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 4 dim-2 vars, End of recursive call: 1 dim-0 vars, and 7 xjuncts. [2020-10-22 02:26:05,878 INFO L244 ElimStorePlain]: Needed 15 recursive calls to eliminate 5 variables, input treesize:270, output treesize:39 [2020-10-22 02:26:05,879 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 3 new interpolants: [14709#(and (= ULTIMATE.start_my_drv_probe_~d~0.offset 24) (= |ULTIMATE.start_main_~#data~1.offset| 0) (<= (select (select |#memory_int| ULTIMATE.start_my_drv_probe_~d~0.base) 28) 1) (<= 1 (select (select |#memory_int| ULTIMATE.start_my_drv_probe_~d~0.base) 28)) (not (= (select |#valid| |ULTIMATE.start_main_~#data~1.base|) 0)) (= |ULTIMATE.start_main_~#data~1.base| ULTIMATE.start_my_drv_probe_~d~0.base)), 14710#(and (= ULTIMATE.start_my_drv_probe_~d~0.offset 24) (= |ULTIMATE.start_main_~#data~1.offset| 0) (= 0 my_callbackThread1of1ForFork0_~data~0.offset) (= |ULTIMATE.start_main_~#data~1.base| my_callbackThread1of1ForFork0_~data~0.base) (not (= (select |#valid| |ULTIMATE.start_main_~#data~1.base|) 0)) (= |my_callbackThread1of1ForFork0_#t~mem34| 0) (= ULTIMATE.start_my_drv_probe_~d~0.base my_callbackThread1of1ForFork0_~data~0.base)), 14711#(and (= ULTIMATE.start_my_drv_probe_~d~0.offset 24) (= |ULTIMATE.start_main_~#data~1.offset| 0) (= 0 my_callbackThread1of1ForFork0_~data~0.offset) (= |ULTIMATE.start_main_~#data~1.base| my_callbackThread1of1ForFork0_~data~0.base) (not (= (select |#valid| |ULTIMATE.start_main_~#data~1.base|) 0)) (= (select (select |#memory_int| my_callbackThread1of1ForFork0_~data~0.base) (+ my_callbackThread1of1ForFork0_~data~0.offset 28)) 0) (= ULTIMATE.start_my_drv_probe_~d~0.base my_callbackThread1of1ForFork0_~data~0.base))] [2020-10-22 02:26:05,879 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-22 02:26:05,879 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:26:05,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-22 02:26:05,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=238, Unknown=0, NotChecked=0, Total=272 [2020-10-22 02:26:05,880 INFO L87 Difference]: Start difference. First operand 125 states and 196 transitions. Second operand 17 states. [2020-10-22 02:26:06,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:26:06,876 INFO L93 Difference]: Finished difference Result 147 states and 229 transitions. [2020-10-22 02:26:06,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-22 02:26:06,876 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 22 [2020-10-22 02:26:06,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:26:06,877 INFO L225 Difference]: With dead ends: 147 [2020-10-22 02:26:06,877 INFO L226 Difference]: Without dead ends: 120 [2020-10-22 02:26:06,878 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 6 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=94, Invalid=506, Unknown=0, NotChecked=0, Total=600 [2020-10-22 02:26:06,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2020-10-22 02:26:06,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2020-10-22 02:26:06,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2020-10-22 02:26:06,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 186 transitions. [2020-10-22 02:26:06,882 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 186 transitions. Word has length 22 [2020-10-22 02:26:06,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:26:06,882 INFO L481 AbstractCegarLoop]: Abstraction has 120 states and 186 transitions. [2020-10-22 02:26:06,882 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-22 02:26:06,882 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 186 transitions. [2020-10-22 02:26:06,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 02:26:06,882 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:26:06,883 INFO L422 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] [2020-10-22 02:26:06,883 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-10-22 02:26:06,883 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:26:06,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:26:06,883 INFO L82 PathProgramCache]: Analyzing trace with hash 1078458239, now seen corresponding path program 12 times [2020-10-22 02:26:06,884 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:26:06,884 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201515795] [2020-10-22 02:26:06,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:26:06,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:26:07,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:26:07,692 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [201515795] [2020-10-22 02:26:07,692 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:26:07,692 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 02:26:07,692 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1403210033] [2020-10-22 02:26:07,693 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:26:07,698 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:26:07,709 INFO L252 McrAutomatonBuilder]: Finished intersection with 40 states and 56 transitions. [2020-10-22 02:26:07,709 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:26:07,721 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:07,722 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:07,725 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:07,725 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:07,730 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:07,731 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:07,734 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:07,735 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:07,739 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:07,740 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:07,746 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:07,747 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:07,750 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:07,751 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:07,766 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:07,766 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-22 02:26:07,766 INFO L244 ElimStorePlain]: Needed 8 recursive calls to eliminate 1 variables, input treesize:112, output treesize:35 [2020-10-22 02:26:08,422 WARN L193 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 54 [2020-10-22 02:26:08,432 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:08,435 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:08,438 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:08,440 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:08,443 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:08,446 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:08,491 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:08,497 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:08,497 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:08,502 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:08,503 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:08,508 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:08,508 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:08,513 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:08,513 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:08,518 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:08,518 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:08,534 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:08,534 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:08,554 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:08,554 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_115| vanished before elimination [2020-10-22 02:26:08,554 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-22 02:26:08,554 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 8 xjuncts. [2020-10-22 02:26:08,555 INFO L244 ElimStorePlain]: Needed 13 recursive calls to eliminate 4 variables, input treesize:305, output treesize:59 [2020-10-22 02:26:08,905 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:08,906 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:08,910 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:08,912 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:08,916 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:08,917 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:08,920 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:08,921 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:08,941 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:08,941 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:08,945 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:08,945 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:08,956 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:08,957 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-22 02:26:08,957 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:100, output treesize:34 [2020-10-22 02:26:09,145 INFO L603 QuantifierPusher]: Distributing 6 disjuncts over 2 conjuncts [2020-10-22 02:26:09,150 INFO L441 ElimStorePlain]: Different costs {0=[|#pthreadsMutex|], 2=[|v_#memory_int_170|]} [2020-10-22 02:26:09,156 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:09,157 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:09,168 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:09,169 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:09,174 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:09,175 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:09,181 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:09,182 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:09,187 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:09,188 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:09,193 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:09,193 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:09,234 INFO L625 ElimStorePlain]: treesize reduction 133, result has 20.4 percent of original size [2020-10-22 02:26:09,234 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_int_170| vanished before elimination [2020-10-22 02:26:09,235 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-22 02:26:09,235 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:233, output treesize:34 [2020-10-22 02:26:09,308 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 02:26:09,309 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:09,311 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 02:26:09,312 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:09,313 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 02:26:09,313 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:09,314 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 02:26:09,315 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:09,315 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 02:26:09,316 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:09,316 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 02:26:09,317 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:09,329 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:09,329 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-22 02:26:09,329 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:131, output treesize:32 [2020-10-22 02:26:09,417 INFO L603 QuantifierPusher]: Distributing 7 disjuncts over 3 conjuncts [2020-10-22 02:26:09,424 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:09,427 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:09,430 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:09,433 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:09,437 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:09,440 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:09,446 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:09,489 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:09,492 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:09,494 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:09,497 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:09,500 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:09,502 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:09,504 INFO L545 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:09,507 INFO L545 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:09,523 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:09,523 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-22 02:26:09,523 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-22 02:26:09,524 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 4 dim-2 vars, End of recursive call: 1 dim-0 vars, and 7 xjuncts. [2020-10-22 02:26:09,524 INFO L244 ElimStorePlain]: Needed 15 recursive calls to eliminate 5 variables, input treesize:269, output treesize:38 [2020-10-22 02:26:09,525 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [15129#(and (= ULTIMATE.start_my_drv_probe_~d~0.offset 24) (= |ULTIMATE.start_main_~#data~1.offset| 0) (<= (select (select |#memory_int| ULTIMATE.start_my_drv_probe_~d~0.base) 28) 1) (<= 1 (select (select |#memory_int| ULTIMATE.start_my_drv_probe_~d~0.base) 28)) (= |ULTIMATE.start_main_~#data~1.base| ULTIMATE.start_my_drv_probe_~d~0.base) (= (select |#valid| |ULTIMATE.start_main_~#data~1.base|) 1)), 15130#(and (= ULTIMATE.start_my_drv_probe_~d~0.offset 24) (= |ULTIMATE.start_main_~#data~1.offset| 0) (= 0 my_callbackThread1of1ForFork0_~data~0.offset) (= |ULTIMATE.start_main_~#data~1.base| ULTIMATE.start_my_drv_probe_~d~0.base) (= (select |#valid| |ULTIMATE.start_main_~#data~1.base|) 1) (= |my_callbackThread1of1ForFork0_#t~mem34| 0) (= ULTIMATE.start_my_drv_probe_~d~0.base my_callbackThread1of1ForFork0_~data~0.base)), 15131#(and (= ULTIMATE.start_my_drv_probe_~d~0.offset 24) (= |ULTIMATE.start_main_~#data~1.offset| 0) (= 0 my_callbackThread1of1ForFork0_~data~0.offset) (= (select (select |#memory_int| my_callbackThread1of1ForFork0_~data~0.base) (+ my_callbackThread1of1ForFork0_~data~0.offset 28)) 0) (= |ULTIMATE.start_main_~#data~1.base| ULTIMATE.start_my_drv_probe_~d~0.base) (= (select |#valid| |ULTIMATE.start_main_~#data~1.base|) 1) (= ULTIMATE.start_my_drv_probe_~d~0.base my_callbackThread1of1ForFork0_~data~0.base)), 15132#(and (<= 1 (select (select |#memory_int| |my_callbackThread1of1ForFork1_#in~arg.base|) (+ |my_callbackThread1of1ForFork1_#in~arg.offset| 4))) (<= (select (select |#memory_int| |my_callbackThread1of1ForFork1_#in~arg.base|) (+ |my_callbackThread1of1ForFork1_#in~arg.offset| 4)) 1) (= |my_callbackThread1of1ForFork1_#in~arg.offset| 24) (= |ULTIMATE.start_main_~#data~1.base| |my_callbackThread1of1ForFork1_#in~arg.base|) (= |ULTIMATE.start_main_~#data~1.offset| 0) (not (= |ULTIMATE.start_my_drv_disconnect_~#status~0.base| |my_callbackThread1of1ForFork1_#in~arg.base|)))] [2020-10-22 02:26:09,525 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-22 02:26:09,525 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:26:09,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-22 02:26:09,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=270, Unknown=0, NotChecked=0, Total=306 [2020-10-22 02:26:09,526 INFO L87 Difference]: Start difference. First operand 120 states and 186 transitions. Second operand 18 states. [2020-10-22 02:26:10,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:26:10,572 INFO L93 Difference]: Finished difference Result 137 states and 209 transitions. [2020-10-22 02:26:10,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-22 02:26:10,572 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 22 [2020-10-22 02:26:10,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:26:10,573 INFO L225 Difference]: With dead ends: 137 [2020-10-22 02:26:10,573 INFO L226 Difference]: Without dead ends: 108 [2020-10-22 02:26:10,574 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 9 SyntacticMatches, 6 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=98, Invalid=552, Unknown=0, NotChecked=0, Total=650 [2020-10-22 02:26:10,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2020-10-22 02:26:10,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2020-10-22 02:26:10,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2020-10-22 02:26:10,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 163 transitions. [2020-10-22 02:26:10,577 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 163 transitions. Word has length 22 [2020-10-22 02:26:10,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:26:10,577 INFO L481 AbstractCegarLoop]: Abstraction has 108 states and 163 transitions. [2020-10-22 02:26:10,577 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-22 02:26:10,577 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 163 transitions. [2020-10-22 02:26:10,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 02:26:10,578 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:26:10,578 INFO L422 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] [2020-10-22 02:26:10,578 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-10-22 02:26:10,578 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:26:10,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:26:10,578 INFO L82 PathProgramCache]: Analyzing trace with hash 2085266815, now seen corresponding path program 13 times [2020-10-22 02:26:10,586 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:26:10,586 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [637592540] [2020-10-22 02:26:10,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:26:10,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:26:11,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:26:11,354 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [637592540] [2020-10-22 02:26:11,354 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:26:11,355 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 02:26:11,355 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2112874247] [2020-10-22 02:26:11,355 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:26:11,360 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:26:11,370 INFO L252 McrAutomatonBuilder]: Finished intersection with 39 states and 54 transitions. [2020-10-22 02:26:11,370 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:26:11,592 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 48 [2020-10-22 02:26:11,623 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:11,623 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:11,628 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:11,628 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:11,634 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:11,634 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:11,640 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:11,640 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:11,646 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:11,646 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:11,651 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:11,651 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:11,689 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:11,691 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:11,694 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:11,697 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:11,699 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:11,702 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:11,704 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:11,717 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:11,717 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-22 02:26:11,717 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_120| vanished before elimination [2020-10-22 02:26:11,717 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-22 02:26:11,718 INFO L244 ElimStorePlain]: Needed 13 recursive calls to eliminate 4 variables, input treesize:289, output treesize:43 [2020-10-22 02:26:11,909 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 20 [2020-10-22 02:26:12,194 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 30 [2020-10-22 02:26:12,568 INFO L603 QuantifierPusher]: Distributing 7 disjuncts over 3 conjuncts [2020-10-22 02:26:12,588 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:12,589 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:12,598 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:12,598 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:12,605 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:12,606 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:12,613 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:12,614 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:12,622 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:12,623 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:12,631 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:12,632 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:12,639 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:12,640 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:12,715 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:12,715 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_124| vanished before elimination [2020-10-22 02:26:12,723 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:12,723 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:12,729 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:12,729 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:12,735 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:12,735 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:12,743 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:12,743 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:12,750 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:12,750 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:12,757 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:12,757 INFO L545 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:12,763 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:12,763 INFO L545 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:12,779 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:12,779 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_124| vanished before elimination [2020-10-22 02:26:12,780 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 4 dim-2 vars, End of recursive call: 1 dim-0 vars, and 7 xjuncts. [2020-10-22 02:26:12,780 INFO L244 ElimStorePlain]: Needed 15 recursive calls to eliminate 5 variables, input treesize:269, output treesize:38 [2020-10-22 02:26:12,801 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:12,803 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:12,808 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:12,808 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:12,813 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:12,814 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:12,818 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:12,819 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:12,822 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:12,823 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:12,827 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:12,828 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:12,831 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:12,832 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:12,846 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:12,846 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-22 02:26:12,846 INFO L244 ElimStorePlain]: Needed 8 recursive calls to eliminate 1 variables, input treesize:112, output treesize:35 [2020-10-22 02:26:12,955 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [15516#(and (= ULTIMATE.start_my_drv_probe_~d~0.offset 24) (= |ULTIMATE.start_main_~#data~1.offset| 0) (<= (select (select |#memory_int| ULTIMATE.start_my_drv_probe_~d~0.base) 28) 1) (<= 1 (select (select |#memory_int| ULTIMATE.start_my_drv_probe_~d~0.base) 28)) (= |ULTIMATE.start_main_~#data~1.base| ULTIMATE.start_my_drv_probe_~d~0.base) (= (select |#valid| |ULTIMATE.start_main_~#data~1.base|) 1)), 15517#(and (= ULTIMATE.start_my_drv_probe_~d~0.offset 24) (= |ULTIMATE.start_main_~#data~1.offset| 0) (= 0 my_callbackThread1of1ForFork0_~data~0.offset) (= |ULTIMATE.start_main_~#data~1.base| ULTIMATE.start_my_drv_probe_~d~0.base) (= (select |#valid| |ULTIMATE.start_main_~#data~1.base|) 1) (= |my_callbackThread1of1ForFork0_#t~mem34| 0) (= ULTIMATE.start_my_drv_probe_~d~0.base my_callbackThread1of1ForFork0_~data~0.base)), 15518#(and (= ULTIMATE.start_my_drv_probe_~d~0.offset 24) (= |ULTIMATE.start_main_~#data~1.offset| 0) (= 0 my_callbackThread1of1ForFork0_~data~0.offset) (= (select (select |#memory_int| my_callbackThread1of1ForFork0_~data~0.base) (+ my_callbackThread1of1ForFork0_~data~0.offset 28)) 0) (= |ULTIMATE.start_main_~#data~1.base| ULTIMATE.start_my_drv_probe_~d~0.base) (= (select |#valid| |ULTIMATE.start_main_~#data~1.base|) 1) (= ULTIMATE.start_my_drv_probe_~d~0.base my_callbackThread1of1ForFork0_~data~0.base)), 15519#(and (= my_callbackThread1of1ForFork1_~data~0.offset 0) (= (select (select |#memory_int| my_callbackThread1of1ForFork1_~data~0.base) (+ my_callbackThread1of1ForFork1_~data~0.offset 28)) 1) (= |ULTIMATE.start_main_~#data~1.offset| 0) (= |ULTIMATE.start_main_~#data~1.base| my_callbackThread1of1ForFork1_~data~0.base) (not (= |ULTIMATE.start_my_drv_disconnect_~#status~0.base| my_callbackThread1of1ForFork1_~data~0.base)))] [2020-10-22 02:26:12,955 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-22 02:26:12,955 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:26:12,956 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-22 02:26:12,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=270, Unknown=0, NotChecked=0, Total=306 [2020-10-22 02:26:12,956 INFO L87 Difference]: Start difference. First operand 108 states and 163 transitions. Second operand 18 states. [2020-10-22 02:26:13,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:26:13,990 INFO L93 Difference]: Finished difference Result 117 states and 172 transitions. [2020-10-22 02:26:13,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-22 02:26:13,990 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 22 [2020-10-22 02:26:13,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:26:13,991 INFO L225 Difference]: With dead ends: 117 [2020-10-22 02:26:13,991 INFO L226 Difference]: Without dead ends: 100 [2020-10-22 02:26:13,991 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 7 SyntacticMatches, 6 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=103, Invalid=599, Unknown=0, NotChecked=0, Total=702 [2020-10-22 02:26:13,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2020-10-22 02:26:13,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2020-10-22 02:26:13,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-10-22 02:26:13,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 147 transitions. [2020-10-22 02:26:13,994 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 147 transitions. Word has length 22 [2020-10-22 02:26:13,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:26:13,994 INFO L481 AbstractCegarLoop]: Abstraction has 100 states and 147 transitions. [2020-10-22 02:26:13,994 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-22 02:26:13,994 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 147 transitions. [2020-10-22 02:26:13,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 02:26:13,995 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:26:13,995 INFO L422 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] [2020-10-22 02:26:13,995 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-10-22 02:26:13,995 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:26:13,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:26:13,995 INFO L82 PathProgramCache]: Analyzing trace with hash 684125055, now seen corresponding path program 14 times [2020-10-22 02:26:13,996 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:26:13,996 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460447260] [2020-10-22 02:26:13,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:26:14,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:26:14,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:26:14,685 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460447260] [2020-10-22 02:26:14,685 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:26:14,685 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 02:26:14,685 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2126701727] [2020-10-22 02:26:14,685 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:26:14,690 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:26:14,703 INFO L252 McrAutomatonBuilder]: Finished intersection with 43 states and 62 transitions. [2020-10-22 02:26:14,703 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:26:15,095 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 50 [2020-10-22 02:26:15,105 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:15,105 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:15,111 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:15,111 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:15,116 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:15,116 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:15,146 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:15,147 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_125| vanished before elimination [2020-10-22 02:26:15,151 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:15,151 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:15,156 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:15,156 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:15,160 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:15,160 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:15,170 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:15,171 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_125| vanished before elimination [2020-10-22 02:26:15,171 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 5 xjuncts. [2020-10-22 02:26:15,171 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:159, output treesize:36 [2020-10-22 02:26:15,376 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 48 [2020-10-22 02:26:15,390 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:15,393 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:15,397 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:15,401 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:15,413 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:15,415 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:15,452 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:15,457 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:15,457 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:15,460 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:15,461 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:15,469 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:15,469 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:15,474 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:15,474 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:15,479 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:15,479 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:15,483 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:15,483 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:15,496 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:15,496 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_126| vanished before elimination [2020-10-22 02:26:15,496 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-22 02:26:15,497 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-22 02:26:15,497 INFO L244 ElimStorePlain]: Needed 13 recursive calls to eliminate 4 variables, input treesize:289, output treesize:43 [2020-10-22 02:26:15,661 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-22 02:26:15,671 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:15,673 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:15,675 INFO L545 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-22 02:26:15,690 INFO L625 ElimStorePlain]: treesize reduction 9, result has 73.5 percent of original size [2020-10-22 02:26:15,690 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2020-10-22 02:26:15,691 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:84, output treesize:25 [2020-10-22 02:26:15,997 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:15,998 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:16,002 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:16,003 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:16,007 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:16,008 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:16,012 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:16,013 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:16,016 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:16,016 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:16,020 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:16,021 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:16,024 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:16,024 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:16,037 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:16,037 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-22 02:26:16,037 INFO L244 ElimStorePlain]: Needed 8 recursive calls to eliminate 1 variables, input treesize:112, output treesize:35 [2020-10-22 02:26:16,150 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 30 [2020-10-22 02:26:16,314 INFO L603 QuantifierPusher]: Distributing 7 disjuncts over 3 conjuncts [2020-10-22 02:26:16,325 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:16,326 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:16,332 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:16,332 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:16,338 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:16,339 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:16,345 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:16,345 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:16,354 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:16,355 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:16,361 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:16,361 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:16,366 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2020-10-22 02:26:16,366 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:16,407 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:16,410 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:16,413 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:16,416 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:16,420 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:16,423 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:16,426 INFO L545 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:16,428 INFO L545 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:16,443 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:16,443 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-22 02:26:16,443 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_131| vanished before elimination [2020-10-22 02:26:16,444 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 4 dim-2 vars, End of recursive call: 1 dim-0 vars, and 7 xjuncts. [2020-10-22 02:26:16,444 INFO L244 ElimStorePlain]: Needed 15 recursive calls to eliminate 5 variables, input treesize:269, output treesize:38 [2020-10-22 02:26:16,445 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 3 new interpolants: [15869#(and (= ULTIMATE.start_my_drv_probe_~d~0.offset 24) (= |ULTIMATE.start_main_~#data~1.offset| 0) (<= (select (select |#memory_int| ULTIMATE.start_my_drv_probe_~d~0.base) 28) 1) (<= 1 (select (select |#memory_int| ULTIMATE.start_my_drv_probe_~d~0.base) 28)) (= |ULTIMATE.start_main_~#data~1.base| ULTIMATE.start_my_drv_probe_~d~0.base) (= (select |#valid| |ULTIMATE.start_main_~#data~1.base|) 1)), 15870#(and (= ULTIMATE.start_my_drv_probe_~d~0.offset 24) (= |ULTIMATE.start_main_~#data~1.offset| 0) (= 0 my_callbackThread1of1ForFork0_~data~0.offset) (= |ULTIMATE.start_main_~#data~1.base| ULTIMATE.start_my_drv_probe_~d~0.base) (= (select |#valid| |ULTIMATE.start_main_~#data~1.base|) 1) (= |my_callbackThread1of1ForFork0_#t~mem34| 0) (= ULTIMATE.start_my_drv_probe_~d~0.base my_callbackThread1of1ForFork0_~data~0.base)), 15871#(and (= ULTIMATE.start_my_drv_probe_~d~0.offset 24) (= |ULTIMATE.start_main_~#data~1.offset| 0) (= 0 my_callbackThread1of1ForFork0_~data~0.offset) (= (select (select |#memory_int| my_callbackThread1of1ForFork0_~data~0.base) (+ my_callbackThread1of1ForFork0_~data~0.offset 28)) 0) (= |ULTIMATE.start_main_~#data~1.base| ULTIMATE.start_my_drv_probe_~d~0.base) (= (select |#valid| |ULTIMATE.start_main_~#data~1.base|) 1) (= ULTIMATE.start_my_drv_probe_~d~0.base my_callbackThread1of1ForFork0_~data~0.base))] [2020-10-22 02:26:16,445 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-22 02:26:16,445 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:26:16,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-22 02:26:16,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=237, Unknown=0, NotChecked=0, Total=272 [2020-10-22 02:26:16,446 INFO L87 Difference]: Start difference. First operand 100 states and 147 transitions. Second operand 17 states. [2020-10-22 02:26:17,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:26:17,287 INFO L93 Difference]: Finished difference Result 100 states and 146 transitions. [2020-10-22 02:26:17,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-22 02:26:17,287 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 22 [2020-10-22 02:26:17,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:26:17,288 INFO L225 Difference]: With dead ends: 100 [2020-10-22 02:26:17,288 INFO L226 Difference]: Without dead ends: 71 [2020-10-22 02:26:17,289 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 11 SyntacticMatches, 7 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=90, Invalid=510, Unknown=0, NotChecked=0, Total=600 [2020-10-22 02:26:17,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2020-10-22 02:26:17,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2020-10-22 02:26:17,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-10-22 02:26:17,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 106 transitions. [2020-10-22 02:26:17,291 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 106 transitions. Word has length 22 [2020-10-22 02:26:17,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:26:17,291 INFO L481 AbstractCegarLoop]: Abstraction has 71 states and 106 transitions. [2020-10-22 02:26:17,291 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-22 02:26:17,292 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 106 transitions. [2020-10-22 02:26:17,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 02:26:17,292 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:26:17,292 INFO L422 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] [2020-10-22 02:26:17,292 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-10-22 02:26:17,292 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:26:17,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:26:17,293 INFO L82 PathProgramCache]: Analyzing trace with hash -983508743, now seen corresponding path program 15 times [2020-10-22 02:26:17,299 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:26:17,299 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509809734] [2020-10-22 02:26:17,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:26:17,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:26:18,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:26:18,047 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509809734] [2020-10-22 02:26:18,047 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:26:18,047 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 02:26:18,047 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [674522721] [2020-10-22 02:26:18,047 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:26:18,051 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:26:18,056 INFO L252 McrAutomatonBuilder]: Finished intersection with 25 states and 26 transitions. [2020-10-22 02:26:18,056 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:26:18,065 INFO L603 QuantifierPusher]: Distributing 7 disjuncts over 3 conjuncts [2020-10-22 02:26:18,068 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:26:18,068 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-22 02:26:18,068 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:26:18,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-22 02:26:18,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-10-22 02:26:18,069 INFO L87 Difference]: Start difference. First operand 71 states and 106 transitions. Second operand 14 states. [2020-10-22 02:26:18,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:26:18,787 INFO L93 Difference]: Finished difference Result 87 states and 121 transitions. [2020-10-22 02:26:18,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-22 02:26:18,788 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-22 02:26:18,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:26:18,789 INFO L225 Difference]: With dead ends: 87 [2020-10-22 02:26:18,789 INFO L226 Difference]: Without dead ends: 87 [2020-10-22 02:26:18,789 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=78, Invalid=342, Unknown=0, NotChecked=0, Total=420 [2020-10-22 02:26:18,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2020-10-22 02:26:18,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 86. [2020-10-22 02:26:18,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2020-10-22 02:26:18,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 121 transitions. [2020-10-22 02:26:18,792 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 121 transitions. Word has length 22 [2020-10-22 02:26:18,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:26:18,793 INFO L481 AbstractCegarLoop]: Abstraction has 86 states and 121 transitions. [2020-10-22 02:26:18,793 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-22 02:26:18,793 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 121 transitions. [2020-10-22 02:26:18,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 02:26:18,793 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:26:18,793 INFO L422 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] [2020-10-22 02:26:18,793 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-10-22 02:26:18,794 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:26:18,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:26:18,794 INFO L82 PathProgramCache]: Analyzing trace with hash -983508788, now seen corresponding path program 3 times [2020-10-22 02:26:18,802 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:26:18,802 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393194806] [2020-10-22 02:26:18,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:26:18,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:26:18,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:26:18,976 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [393194806] [2020-10-22 02:26:18,976 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:26:18,976 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-22 02:26:18,977 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1429283408] [2020-10-22 02:26:18,977 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:26:18,982 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:26:18,989 INFO L252 McrAutomatonBuilder]: Finished intersection with 25 states and 26 transitions. [2020-10-22 02:26:18,990 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:26:19,004 INFO L603 QuantifierPusher]: Distributing 4 disjuncts over 3 conjuncts [2020-10-22 02:26:19,007 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:26:19,007 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-22 02:26:19,007 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:26:19,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-22 02:26:19,008 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-22 02:26:19,008 INFO L87 Difference]: Start difference. First operand 86 states and 121 transitions. Second operand 9 states. [2020-10-22 02:26:19,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:26:19,318 INFO L93 Difference]: Finished difference Result 111 states and 158 transitions. [2020-10-22 02:26:19,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-22 02:26:19,319 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 22 [2020-10-22 02:26:19,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:26:19,319 INFO L225 Difference]: With dead ends: 111 [2020-10-22 02:26:19,320 INFO L226 Difference]: Without dead ends: 95 [2020-10-22 02:26:19,320 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-10-22 02:26:19,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2020-10-22 02:26:19,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2020-10-22 02:26:19,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-10-22 02:26:19,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 142 transitions. [2020-10-22 02:26:19,323 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 142 transitions. Word has length 22 [2020-10-22 02:26:19,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:26:19,323 INFO L481 AbstractCegarLoop]: Abstraction has 95 states and 142 transitions. [2020-10-22 02:26:19,323 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-22 02:26:19,323 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 142 transitions. [2020-10-22 02:26:19,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 02:26:19,324 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:26:19,324 INFO L422 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] [2020-10-22 02:26:19,324 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-10-22 02:26:19,325 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:26:19,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:26:19,325 INFO L82 PathProgramCache]: Analyzing trace with hash 1609619909, now seen corresponding path program 16 times [2020-10-22 02:26:19,326 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:26:19,326 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660058323] [2020-10-22 02:26:19,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:26:19,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:26:20,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:26:20,145 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660058323] [2020-10-22 02:26:20,145 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:26:20,145 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 02:26:20,145 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2099715800] [2020-10-22 02:26:20,146 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:26:20,150 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:26:20,158 INFO L252 McrAutomatonBuilder]: Finished intersection with 25 states and 26 transitions. [2020-10-22 02:26:20,158 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:26:20,218 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:20,219 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:20,223 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:20,224 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:20,228 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:20,228 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:20,232 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:20,234 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:20,238 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:20,238 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:20,242 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:20,243 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:20,246 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:20,247 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:20,261 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:20,261 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-22 02:26:20,262 INFO L244 ElimStorePlain]: Needed 8 recursive calls to eliminate 1 variables, input treesize:111, output treesize:34 [2020-10-22 02:26:20,298 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [16751#(and (= |my_callbackThread1of1ForFork1_#in~arg.offset| 24) (= |ULTIMATE.start_main_~#data~1.offset| 0) (not (= |ULTIMATE.start_my_drv_disconnect_~#status~0.base| |ULTIMATE.start_main_~#data~1.base|)) (= |my_callbackThread1of1ForFork0_#in~arg.base| |ULTIMATE.start_main_~#data~1.base|) (= |my_callbackThread1of1ForFork0_#in~arg.base| |my_callbackThread1of1ForFork1_#in~arg.base|) (= (select (select |#memory_int| |my_callbackThread1of1ForFork1_#in~arg.base|) (+ |my_callbackThread1of1ForFork1_#in~arg.offset| 4)) 0) (= |my_callbackThread1of1ForFork0_#in~arg.offset| 24))] [2020-10-22 02:26:20,298 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-22 02:26:20,298 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:26:20,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-22 02:26:20,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2020-10-22 02:26:20,299 INFO L87 Difference]: Start difference. First operand 95 states and 142 transitions. Second operand 15 states. [2020-10-22 02:26:21,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:26:21,112 INFO L93 Difference]: Finished difference Result 126 states and 188 transitions. [2020-10-22 02:26:21,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-22 02:26:21,113 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 22 [2020-10-22 02:26:21,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:26:21,113 INFO L225 Difference]: With dead ends: 126 [2020-10-22 02:26:21,114 INFO L226 Difference]: Without dead ends: 84 [2020-10-22 02:26:21,114 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 3 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=82, Invalid=380, Unknown=0, NotChecked=0, Total=462 [2020-10-22 02:26:21,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2020-10-22 02:26:21,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2020-10-22 02:26:21,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2020-10-22 02:26:21,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 129 transitions. [2020-10-22 02:26:21,116 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 129 transitions. Word has length 22 [2020-10-22 02:26:21,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:26:21,116 INFO L481 AbstractCegarLoop]: Abstraction has 84 states and 129 transitions. [2020-10-22 02:26:21,116 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-22 02:26:21,117 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 129 transitions. [2020-10-22 02:26:21,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 02:26:21,117 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:26:21,117 INFO L422 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] [2020-10-22 02:26:21,117 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-10-22 02:26:21,117 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:26:21,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:26:21,117 INFO L82 PathProgramCache]: Analyzing trace with hash 468200473, now seen corresponding path program 2 times [2020-10-22 02:26:21,118 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:26:21,118 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884746191] [2020-10-22 02:26:21,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:26:21,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:26:21,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:26:21,216 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884746191] [2020-10-22 02:26:21,216 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:26:21,216 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-22 02:26:21,216 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1660510260] [2020-10-22 02:26:21,217 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:26:21,221 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:26:21,230 INFO L252 McrAutomatonBuilder]: Finished intersection with 30 states and 36 transitions. [2020-10-22 02:26:21,230 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:26:21,321 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:26:21,321 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-22 02:26:21,321 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:26:21,321 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-22 02:26:21,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-22 02:26:21,322 INFO L87 Difference]: Start difference. First operand 84 states and 129 transitions. Second operand 8 states. [2020-10-22 02:26:21,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:26:21,565 INFO L93 Difference]: Finished difference Result 69 states and 95 transitions. [2020-10-22 02:26:21,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-22 02:26:21,565 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 22 [2020-10-22 02:26:21,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:26:21,566 INFO L225 Difference]: With dead ends: 69 [2020-10-22 02:26:21,566 INFO L226 Difference]: Without dead ends: 69 [2020-10-22 02:26:21,567 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2020-10-22 02:26:21,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2020-10-22 02:26:21,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 67. [2020-10-22 02:26:21,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2020-10-22 02:26:21,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 93 transitions. [2020-10-22 02:26:21,570 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 93 transitions. Word has length 22 [2020-10-22 02:26:21,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:26:21,570 INFO L481 AbstractCegarLoop]: Abstraction has 67 states and 93 transitions. [2020-10-22 02:26:21,570 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-22 02:26:21,571 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2020-10-22 02:26:21,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 02:26:21,571 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:26:21,571 INFO L422 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] [2020-10-22 02:26:21,571 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-10-22 02:26:21,572 INFO L429 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:26:21,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:26:21,572 INFO L82 PathProgramCache]: Analyzing trace with hash -411053783, now seen corresponding path program 17 times [2020-10-22 02:26:21,574 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:26:21,574 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295445294] [2020-10-22 02:26:21,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:26:21,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:26:22,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:26:22,366 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295445294] [2020-10-22 02:26:22,366 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:26:22,366 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 02:26:22,366 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1810408309] [2020-10-22 02:26:22,366 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:26:22,370 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:26:22,392 INFO L252 McrAutomatonBuilder]: Finished intersection with 27 states and 30 transitions. [2020-10-22 02:26:22,392 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:26:22,651 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 51 [2020-10-22 02:26:22,660 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:22,661 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:22,672 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:22,672 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:22,677 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:22,677 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:22,683 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:22,683 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:22,689 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:22,690 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:22,695 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:22,695 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:22,699 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:22,700 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:22,744 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:22,749 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:22,749 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:22,753 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:22,754 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:22,759 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:22,759 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:22,764 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:22,764 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:22,769 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:22,769 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:22,774 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:22,774 INFO L545 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:22,778 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:22,778 INFO L545 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:22,793 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:22,793 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_134| vanished before elimination [2020-10-22 02:26:22,793 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_134| vanished before elimination [2020-10-22 02:26:22,793 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-22 02:26:22,794 INFO L244 ElimStorePlain]: Needed 15 recursive calls to eliminate 4 variables, input treesize:322, output treesize:35 [2020-10-22 02:26:22,802 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [17291#(and (= my_callbackThread1of1ForFork1_~data~0.offset 0) (= |ULTIMATE.start_main_~#data~1.offset| 0) (not (= |ULTIMATE.start_my_drv_disconnect_~#status~0.base| |ULTIMATE.start_main_~#data~1.base|)) (= |my_callbackThread1of1ForFork0_#in~arg.base| |ULTIMATE.start_main_~#data~1.base|) (= (select (select |#memory_int| my_callbackThread1of1ForFork1_~data~0.base) (+ my_callbackThread1of1ForFork1_~data~0.offset 28)) 0) (= |my_callbackThread1of1ForFork0_#in~arg.base| my_callbackThread1of1ForFork1_~data~0.base) (= |my_callbackThread1of1ForFork0_#in~arg.offset| 24))] [2020-10-22 02:26:22,803 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-22 02:26:22,803 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:26:22,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-22 02:26:22,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2020-10-22 02:26:22,804 INFO L87 Difference]: Start difference. First operand 67 states and 93 transitions. Second operand 15 states. [2020-10-22 02:26:23,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:26:23,610 INFO L93 Difference]: Finished difference Result 79 states and 104 transitions. [2020-10-22 02:26:23,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-22 02:26:23,613 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 22 [2020-10-22 02:26:23,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:26:23,613 INFO L225 Difference]: With dead ends: 79 [2020-10-22 02:26:23,613 INFO L226 Difference]: Without dead ends: 66 [2020-10-22 02:26:23,614 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 4 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=88, Invalid=418, Unknown=0, NotChecked=0, Total=506 [2020-10-22 02:26:23,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2020-10-22 02:26:23,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2020-10-22 02:26:23,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2020-10-22 02:26:23,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 91 transitions. [2020-10-22 02:26:23,616 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 91 transitions. Word has length 22 [2020-10-22 02:26:23,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:26:23,616 INFO L481 AbstractCegarLoop]: Abstraction has 66 states and 91 transitions. [2020-10-22 02:26:23,616 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-22 02:26:23,616 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 91 transitions. [2020-10-22 02:26:23,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 02:26:23,616 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:26:23,617 INFO L422 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] [2020-10-22 02:26:23,617 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-10-22 02:26:23,617 INFO L429 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:26:23,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:26:23,617 INFO L82 PathProgramCache]: Analyzing trace with hash -2098826979, now seen corresponding path program 18 times [2020-10-22 02:26:23,623 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:26:23,623 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964803386] [2020-10-22 02:26:23,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:26:23,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:26:24,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:26:24,363 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [964803386] [2020-10-22 02:26:24,363 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:26:24,363 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 02:26:24,364 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1238499561] [2020-10-22 02:26:24,364 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:26:24,367 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:26:24,374 INFO L252 McrAutomatonBuilder]: Finished intersection with 31 states and 38 transitions. [2020-10-22 02:26:24,374 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:26:24,382 INFO L603 QuantifierPusher]: Distributing 6 disjuncts over 3 conjuncts [2020-10-22 02:26:24,391 INFO L603 QuantifierPusher]: Distributing 6 disjuncts over 3 conjuncts [2020-10-22 02:26:24,934 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 54 [2020-10-22 02:26:24,949 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:24,949 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:24,953 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:24,954 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:24,960 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:24,961 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:24,967 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:24,968 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:24,974 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:24,974 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:24,980 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:24,980 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:25,030 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:25,030 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_135| vanished before elimination [2020-10-22 02:26:25,038 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:25,038 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:25,049 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:25,049 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:25,054 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:25,054 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:25,059 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:25,060 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:25,065 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:25,065 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:25,071 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:25,071 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:25,089 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:25,090 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_135| vanished before elimination [2020-10-22 02:26:25,090 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 8 xjuncts. [2020-10-22 02:26:25,090 INFO L244 ElimStorePlain]: Needed 13 recursive calls to eliminate 4 variables, input treesize:305, output treesize:59 [2020-10-22 02:26:25,259 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:26:25,259 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-22 02:26:25,260 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:26:25,260 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-22 02:26:25,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-10-22 02:26:25,260 INFO L87 Difference]: Start difference. First operand 66 states and 91 transitions. Second operand 14 states. [2020-10-22 02:26:25,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:26:25,984 INFO L93 Difference]: Finished difference Result 66 states and 90 transitions. [2020-10-22 02:26:25,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-22 02:26:25,985 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-22 02:26:25,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:26:25,986 INFO L225 Difference]: With dead ends: 66 [2020-10-22 02:26:25,986 INFO L226 Difference]: Without dead ends: 54 [2020-10-22 02:26:25,986 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 5 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=81, Invalid=381, Unknown=0, NotChecked=0, Total=462 [2020-10-22 02:26:25,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2020-10-22 02:26:25,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2020-10-22 02:26:25,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-10-22 02:26:25,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 77 transitions. [2020-10-22 02:26:25,991 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 77 transitions. Word has length 22 [2020-10-22 02:26:25,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:26:25,992 INFO L481 AbstractCegarLoop]: Abstraction has 54 states and 77 transitions. [2020-10-22 02:26:25,992 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-22 02:26:25,992 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 77 transitions. [2020-10-22 02:26:25,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 02:26:25,992 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:26:25,992 INFO L422 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] [2020-10-22 02:26:25,992 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-10-22 02:26:25,993 INFO L429 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:26:25,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:26:25,993 INFO L82 PathProgramCache]: Analyzing trace with hash 1088468309, now seen corresponding path program 19 times [2020-10-22 02:26:25,994 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:26:25,994 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737427579] [2020-10-22 02:26:25,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:26:26,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:26:26,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:26:26,739 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737427579] [2020-10-22 02:26:26,740 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:26:26,740 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 02:26:26,740 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1928973674] [2020-10-22 02:26:26,740 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:26:26,744 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:26:26,753 INFO L252 McrAutomatonBuilder]: Finished intersection with 31 states and 38 transitions. [2020-10-22 02:26:26,753 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:26:27,123 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:27,124 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:27,128 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:27,128 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:27,132 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:27,133 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:27,137 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:27,138 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:27,141 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:27,142 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:27,146 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:27,146 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:27,160 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:27,160 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-22 02:26:27,161 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:106, output treesize:40 [2020-10-22 02:26:27,216 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [17737#(and (<= 1 (select (select |#memory_int| |my_callbackThread1of1ForFork0_#in~arg.base|) (+ |my_callbackThread1of1ForFork0_#in~arg.offset| 4))) (= |ULTIMATE.start_main_~#data~1.offset| 0) (<= (select (select |#memory_int| |my_callbackThread1of1ForFork0_#in~arg.base|) (+ |my_callbackThread1of1ForFork0_#in~arg.offset| 4)) 1) (= |my_callbackThread1of1ForFork0_#in~arg.base| |ULTIMATE.start_main_~#data~1.base|) (not (= |ULTIMATE.start_my_drv_disconnect_~#status~0.base| |my_callbackThread1of1ForFork0_#in~arg.base|)) (= 24 |my_callbackThread1of1ForFork0_#in~arg.offset|))] [2020-10-22 02:26:27,216 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-22 02:26:27,217 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:26:27,217 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-22 02:26:27,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2020-10-22 02:26:27,217 INFO L87 Difference]: Start difference. First operand 54 states and 77 transitions. Second operand 15 states. [2020-10-22 02:26:27,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:26:27,980 INFO L93 Difference]: Finished difference Result 72 states and 101 transitions. [2020-10-22 02:26:27,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-22 02:26:27,980 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 22 [2020-10-22 02:26:27,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:26:27,981 INFO L225 Difference]: With dead ends: 72 [2020-10-22 02:26:27,981 INFO L226 Difference]: Without dead ends: 72 [2020-10-22 02:26:27,983 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 5 SyntacticMatches, 5 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=78, Invalid=384, Unknown=0, NotChecked=0, Total=462 [2020-10-22 02:26:27,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2020-10-22 02:26:27,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 71. [2020-10-22 02:26:27,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-10-22 02:26:27,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 101 transitions. [2020-10-22 02:26:27,985 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 101 transitions. Word has length 22 [2020-10-22 02:26:27,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:26:27,985 INFO L481 AbstractCegarLoop]: Abstraction has 71 states and 101 transitions. [2020-10-22 02:26:27,985 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-22 02:26:27,986 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 101 transitions. [2020-10-22 02:26:27,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 02:26:27,986 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:26:27,986 INFO L422 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] [2020-10-22 02:26:27,986 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2020-10-22 02:26:27,986 INFO L429 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:26:27,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:26:27,987 INFO L82 PathProgramCache]: Analyzing trace with hash 1088468264, now seen corresponding path program 4 times [2020-10-22 02:26:27,995 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:26:27,996 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32221828] [2020-10-22 02:26:27,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:26:28,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:26:28,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:26:28,185 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32221828] [2020-10-22 02:26:28,185 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:26:28,185 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-22 02:26:28,185 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [150706736] [2020-10-22 02:26:28,186 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:26:28,190 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:26:28,200 INFO L252 McrAutomatonBuilder]: Finished intersection with 31 states and 38 transitions. [2020-10-22 02:26:28,200 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:26:28,423 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:28,424 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:28,427 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:28,428 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:28,431 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:28,432 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:28,435 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2020-10-22 02:26:28,439 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:28,445 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:28,445 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2020-10-22 02:26:28,445 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:60, output treesize:16 [2020-10-22 02:26:28,482 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [17975#(and (= |ULTIMATE.start_main_~#data~1.offset| 0) (= |my_callbackThread1of1ForFork0_#in~arg.base| |ULTIMATE.start_main_~#data~1.base|) (not (= |ULTIMATE.start_my_drv_disconnect_~#status~0.base| |my_callbackThread1of1ForFork0_#in~arg.base|)) (= 24 |my_callbackThread1of1ForFork0_#in~arg.offset|))] [2020-10-22 02:26:28,482 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-22 02:26:28,482 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:26:28,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-22 02:26:28,483 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-22 02:26:28,483 INFO L87 Difference]: Start difference. First operand 71 states and 101 transitions. Second operand 10 states. [2020-10-22 02:26:28,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:26:28,757 INFO L93 Difference]: Finished difference Result 70 states and 99 transitions. [2020-10-22 02:26:28,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-22 02:26:28,758 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 22 [2020-10-22 02:26:28,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:26:28,758 INFO L225 Difference]: With dead ends: 70 [2020-10-22 02:26:28,758 INFO L226 Difference]: Without dead ends: 44 [2020-10-22 02:26:28,759 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2020-10-22 02:26:28,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2020-10-22 02:26:28,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2020-10-22 02:26:28,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2020-10-22 02:26:28,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 62 transitions. [2020-10-22 02:26:28,761 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 62 transitions. Word has length 22 [2020-10-22 02:26:28,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:26:28,762 INFO L481 AbstractCegarLoop]: Abstraction has 44 states and 62 transitions. [2020-10-22 02:26:28,762 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-22 02:26:28,762 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 62 transitions. [2020-10-22 02:26:28,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 02:26:28,762 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:26:28,762 INFO L422 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] [2020-10-22 02:26:28,763 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2020-10-22 02:26:28,763 INFO L429 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:26:28,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:26:28,763 INFO L82 PathProgramCache]: Analyzing trace with hash 22133125, now seen corresponding path program 3 times [2020-10-22 02:26:28,767 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:26:28,768 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574844498] [2020-10-22 02:26:28,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:26:28,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:26:28,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:26:28,984 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574844498] [2020-10-22 02:26:28,984 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:26:28,984 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 02:26:28,985 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [632766848] [2020-10-22 02:26:28,985 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:26:28,989 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:26:28,999 INFO L252 McrAutomatonBuilder]: Finished intersection with 33 states and 42 transitions. [2020-10-22 02:26:28,999 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:26:29,346 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2020-10-22 02:26:29,348 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-10-22 02:26:29,367 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:29,368 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:29,372 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 02:26:29,372 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:29,374 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 02:26:29,374 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:29,388 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:29,392 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:29,400 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:29,400 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-22 02:26:29,401 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_142| vanished before elimination [2020-10-22 02:26:29,401 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-2 vars, End of recursive call: and 4 xjuncts. [2020-10-22 02:26:29,401 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:171, output treesize:22 [2020-10-22 02:26:29,598 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 54 [2020-10-22 02:26:29,600 INFO L603 QuantifierPusher]: Distributing 4 disjuncts over 3 conjuncts [2020-10-22 02:26:29,612 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:29,612 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:29,618 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:29,618 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:29,619 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 02:26:29,620 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:29,621 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 02:26:29,621 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:29,652 INFO L625 ElimStorePlain]: treesize reduction 39, result has 52.4 percent of original size [2020-10-22 02:26:29,654 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:29,662 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:29,662 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-22 02:26:29,663 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_143| vanished before elimination [2020-10-22 02:26:29,663 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 4 dim-2 vars, End of recursive call: and 4 xjuncts. [2020-10-22 02:26:29,663 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:213, output treesize:22 [2020-10-22 02:26:29,688 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:26:29,689 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-22 02:26:29,689 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:26:29,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-22 02:26:29,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2020-10-22 02:26:29,689 INFO L87 Difference]: Start difference. First operand 44 states and 62 transitions. Second operand 13 states. [2020-10-22 02:26:30,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:26:30,064 INFO L93 Difference]: Finished difference Result 44 states and 61 transitions. [2020-10-22 02:26:30,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-22 02:26:30,065 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 22 [2020-10-22 02:26:30,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:26:30,065 INFO L225 Difference]: With dead ends: 44 [2020-10-22 02:26:30,066 INFO L226 Difference]: Without dead ends: 35 [2020-10-22 02:26:30,066 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=118, Invalid=224, Unknown=0, NotChecked=0, Total=342 [2020-10-22 02:26:30,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2020-10-22 02:26:30,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2020-10-22 02:26:30,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-10-22 02:26:30,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 46 transitions. [2020-10-22 02:26:30,069 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 46 transitions. Word has length 22 [2020-10-22 02:26:30,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:26:30,069 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 46 transitions. [2020-10-22 02:26:30,069 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-22 02:26:30,069 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 46 transitions. [2020-10-22 02:26:30,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 02:26:30,070 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:26:30,070 INFO L422 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] [2020-10-22 02:26:30,070 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2020-10-22 02:26:30,070 INFO L429 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:26:30,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:26:30,070 INFO L82 PathProgramCache]: Analyzing trace with hash 913881587, now seen corresponding path program 20 times [2020-10-22 02:26:30,076 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:26:30,076 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129731861] [2020-10-22 02:26:30,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:26:30,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:26:30,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:26:30,799 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [129731861] [2020-10-22 02:26:30,799 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:26:30,800 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 02:26:30,800 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [419842575] [2020-10-22 02:26:30,800 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:26:30,803 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:26:30,811 INFO L252 McrAutomatonBuilder]: Finished intersection with 32 states and 40 transitions. [2020-10-22 02:26:30,811 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:26:31,029 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 48 [2020-10-22 02:26:31,036 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:31,037 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:31,042 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:31,043 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:31,048 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:31,048 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:31,054 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:31,054 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:31,059 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:31,059 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:31,064 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:31,064 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:31,104 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:31,110 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:31,111 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:31,115 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:31,115 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:31,120 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:31,120 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:31,125 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:31,125 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:31,130 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:31,130 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:31,133 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:31,134 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:31,146 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:31,146 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_144| vanished before elimination [2020-10-22 02:26:31,147 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_144| vanished before elimination [2020-10-22 02:26:31,147 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-22 02:26:31,147 INFO L244 ElimStorePlain]: Needed 13 recursive calls to eliminate 4 variables, input treesize:289, output treesize:43 [2020-10-22 02:26:31,551 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [18297#(and (= |ULTIMATE.start_main_~#data~1.offset| 0) (= 0 my_callbackThread1of1ForFork0_~data~0.offset) (= |ULTIMATE.start_main_~#data~1.base| my_callbackThread1of1ForFork0_~data~0.base) (= (select (select |#memory_int| my_callbackThread1of1ForFork0_~data~0.base) (+ my_callbackThread1of1ForFork0_~data~0.offset 28)) 1) (not (= |ULTIMATE.start_my_drv_disconnect_~#status~0.base| my_callbackThread1of1ForFork0_~data~0.base)))] [2020-10-22 02:26:31,551 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-22 02:26:31,551 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:26:31,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-22 02:26:31,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2020-10-22 02:26:31,552 INFO L87 Difference]: Start difference. First operand 35 states and 46 transitions. Second operand 15 states. [2020-10-22 02:26:32,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:26:32,236 INFO L93 Difference]: Finished difference Result 42 states and 52 transitions. [2020-10-22 02:26:32,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-22 02:26:32,236 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 22 [2020-10-22 02:26:32,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:26:32,236 INFO L225 Difference]: With dead ends: 42 [2020-10-22 02:26:32,237 INFO L226 Difference]: Without dead ends: 34 [2020-10-22 02:26:32,237 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 5 SyntacticMatches, 6 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=77, Invalid=385, Unknown=0, NotChecked=0, Total=462 [2020-10-22 02:26:32,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2020-10-22 02:26:32,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2020-10-22 02:26:32,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2020-10-22 02:26:32,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 44 transitions. [2020-10-22 02:26:32,238 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 44 transitions. Word has length 22 [2020-10-22 02:26:32,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:26:32,239 INFO L481 AbstractCegarLoop]: Abstraction has 34 states and 44 transitions. [2020-10-22 02:26:32,239 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-22 02:26:32,239 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2020-10-22 02:26:32,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 02:26:32,239 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 02:26:32,239 INFO L422 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] [2020-10-22 02:26:32,239 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2020-10-22 02:26:32,240 INFO L429 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-22 02:26:32,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 02:26:32,240 INFO L82 PathProgramCache]: Analyzing trace with hash -92005337, now seen corresponding path program 21 times [2020-10-22 02:26:32,247 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 02:26:32,248 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946803743] [2020-10-22 02:26:32,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 02:26:32,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 02:26:32,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-22 02:26:32,921 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946803743] [2020-10-22 02:26:32,921 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 02:26:32,922 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 02:26:32,922 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1235946933] [2020-10-22 02:26:32,922 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 02:26:32,925 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 02:26:32,934 INFO L252 McrAutomatonBuilder]: Finished intersection with 34 states and 44 transitions. [2020-10-22 02:26:32,934 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 02:26:32,946 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-10-22 02:26:33,340 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 50 [2020-10-22 02:26:33,356 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:33,356 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:33,362 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:33,363 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:33,368 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:33,368 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:33,396 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:33,396 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_147| vanished before elimination [2020-10-22 02:26:33,400 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:33,400 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:33,406 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:33,406 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:33,410 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 1 [2020-10-22 02:26:33,411 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:33,424 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:33,425 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_147| vanished before elimination [2020-10-22 02:26:33,425 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 5 xjuncts. [2020-10-22 02:26:33,425 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:159, output treesize:36 [2020-10-22 02:26:34,170 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 54 [2020-10-22 02:26:34,176 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:34,180 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:34,183 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:34,186 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:34,189 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:34,192 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:34,237 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:34,241 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:34,243 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:34,246 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:34,249 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:34,252 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:34,254 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:34,272 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:34,272 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-22 02:26:34,272 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-22 02:26:34,273 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 8 xjuncts. [2020-10-22 02:26:34,273 INFO L244 ElimStorePlain]: Needed 13 recursive calls to eliminate 4 variables, input treesize:305, output treesize:59 [2020-10-22 02:26:34,464 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 51 [2020-10-22 02:26:34,476 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:34,482 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:34,491 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:34,494 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:34,497 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:34,500 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:34,503 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:34,568 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:34,570 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:34,572 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:34,575 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:34,580 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:34,585 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:34,587 INFO L545 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:34,589 INFO L545 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2020-10-22 02:26:34,601 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 02:26:34,601 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-22 02:26:34,601 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-22 02:26:34,602 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-22 02:26:34,602 INFO L244 ElimStorePlain]: Needed 15 recursive calls to eliminate 4 variables, input treesize:322, output treesize:35 [2020-10-22 02:26:34,610 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 02:26:34,611 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-22 02:26:34,611 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 02:26:34,611 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-22 02:26:34,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-10-22 02:26:34,612 INFO L87 Difference]: Start difference. First operand 34 states and 44 transitions. Second operand 14 states. [2020-10-22 02:26:35,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 02:26:35,171 INFO L93 Difference]: Finished difference Result 33 states and 43 transitions. [2020-10-22 02:26:35,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-22 02:26:35,172 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-22 02:26:35,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 02:26:35,172 INFO L225 Difference]: With dead ends: 33 [2020-10-22 02:26:35,172 INFO L226 Difference]: Without dead ends: 0 [2020-10-22 02:26:35,173 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 4 SyntacticMatches, 8 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=72, Invalid=348, Unknown=0, NotChecked=0, Total=420 [2020-10-22 02:26:35,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-22 02:26:35,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-22 02:26:35,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-22 02:26:35,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-22 02:26:35,174 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 22 [2020-10-22 02:26:35,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 02:26:35,174 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-22 02:26:35,174 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-22 02:26:35,174 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-22 02:26:35,174 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-22 02:26:35,174 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2020-10-22 02:26:35,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 02:26:35 BasicIcfg [2020-10-22 02:26:35,177 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-22 02:26:35,178 INFO L168 Benchmark]: Toolchain (without parser) took 72876.81 ms. Allocated memory was 143.7 MB in the beginning and 542.6 MB in the end (delta: 399.0 MB). Free memory was 103.8 MB in the beginning and 405.5 MB in the end (delta: -301.7 MB). Peak memory consumption was 97.2 MB. Max. memory is 7.1 GB. [2020-10-22 02:26:35,179 INFO L168 Benchmark]: CDTParser took 2.29 ms. Allocated memory is still 143.7 MB. Free memory was 125.2 MB in the beginning and 125.0 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-10-22 02:26:35,179 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1354.48 ms. Allocated memory was 143.7 MB in the beginning and 231.7 MB in the end (delta: 88.1 MB). Free memory was 102.9 MB in the beginning and 158.2 MB in the end (delta: -55.2 MB). Peak memory consumption was 69.7 MB. Max. memory is 7.1 GB. [2020-10-22 02:26:35,179 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.75 ms. Allocated memory is still 231.7 MB. Free memory was 158.2 MB in the beginning and 154.2 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2020-10-22 02:26:35,179 INFO L168 Benchmark]: Boogie Preprocessor took 47.66 ms. Allocated memory is still 231.7 MB. Free memory was 154.2 MB in the beginning and 151.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2020-10-22 02:26:35,180 INFO L168 Benchmark]: RCFGBuilder took 761.29 ms. Allocated memory is still 231.7 MB. Free memory was 151.6 MB in the beginning and 100.5 MB in the end (delta: 51.1 MB). Peak memory consumption was 51.1 MB. Max. memory is 7.1 GB. [2020-10-22 02:26:35,180 INFO L168 Benchmark]: TraceAbstraction took 70634.71 ms. Allocated memory was 231.7 MB in the beginning and 542.6 MB in the end (delta: 310.9 MB). Free memory was 99.2 MB in the beginning and 405.5 MB in the end (delta: -306.3 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2020-10-22 02:26:35,182 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.29 ms. Allocated memory is still 143.7 MB. Free memory was 125.2 MB in the beginning and 125.0 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1354.48 ms. Allocated memory was 143.7 MB in the beginning and 231.7 MB in the end (delta: 88.1 MB). Free memory was 102.9 MB in the beginning and 158.2 MB in the end (delta: -55.2 MB). Peak memory consumption was 69.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 69.75 ms. Allocated memory is still 231.7 MB. Free memory was 158.2 MB in the beginning and 154.2 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 47.66 ms. Allocated memory is still 231.7 MB. Free memory was 154.2 MB in the beginning and 151.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 761.29 ms. Allocated memory is still 231.7 MB. Free memory was 151.6 MB in the beginning and 100.5 MB in the end (delta: 51.1 MB). Peak memory consumption was 51.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 70634.71 ms. Allocated memory was 231.7 MB in the beginning and 542.6 MB in the end (delta: 310.9 MB). Free memory was 99.2 MB in the beginning and 405.5 MB in the end (delta: -306.3 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 1911 VarBasedMoverChecksPositive, 32 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 79 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 11.1s, 179 PlacesBefore, 41 PlacesAfterwards, 189 TransitionsBefore, 40 TransitionsAfterwards, 3444 CoEnabledTransitionPairs, 8 FixpointIterations, 116 TrivialSequentialCompositions, 63 ConcurrentSequentialCompositions, 20 TrivialYvCompositions, 27 ConcurrentYvCompositions, 11 ChoiceCompositions, 237 TotalNumberOfCompositions, 7933 MoverChecksTotal - PositiveResult [Line: 1691]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1691]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1691]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1691]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1691]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1691]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 158 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 70.4s, OverallIterations: 32, TraceHistogramMax: 1, AutomataDifference: 21.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 11.2s, HoareTripleCheckerStatistics: 775 SDtfs, 1379 SDslu, 3552 SDs, 0 SdLazy, 8948 SolverSat, 655 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 769 GetRequests, 147 SyntacticMatches, 97 SemanticMatches, 525 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1290 ImplicationChecksByTransitivity, 25.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=482occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 32 MinimizatonAttempts, 537 StatesRemovedByMinimization, 15 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 15.8s InterpolantComputationTime, 637 NumberOfCodeBlocks, 637 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 605 ConstructedInterpolants, 0 QuantifiedInterpolants, 265461 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 32 InterpolantComputations, 32 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...