/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-WP.epf -i ../../../trunk/examples/svcomp/ldv-races/race-2_1-container_of.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-1d1d2b5 [2020-10-22 00:46:38,763 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-22 00:46:38,766 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-22 00:46:38,804 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-22 00:46:38,805 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-22 00:46:38,806 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-22 00:46:38,811 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-22 00:46:38,814 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-22 00:46:38,815 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-22 00:46:38,816 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-22 00:46:38,817 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-22 00:46:38,818 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-22 00:46:38,818 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-22 00:46:38,819 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-22 00:46:38,822 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-22 00:46:38,824 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-22 00:46:38,824 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-22 00:46:38,828 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-22 00:46:38,829 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-22 00:46:38,831 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-22 00:46:38,832 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-22 00:46:38,835 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-22 00:46:38,836 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-22 00:46:38,837 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-22 00:46:38,843 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-22 00:46:38,843 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-22 00:46:38,844 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-22 00:46:38,852 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-22 00:46:38,853 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-22 00:46:38,854 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-22 00:46:38,854 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-22 00:46:38,855 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-22 00:46:38,858 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-22 00:46:38,859 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-22 00:46:38,860 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-22 00:46:38,860 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-22 00:46:38,861 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-22 00:46:38,861 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-22 00:46:38,861 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-22 00:46:38,862 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-22 00:46:38,863 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-22 00:46:38,864 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-WP.epf [2020-10-22 00:46:38,901 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-22 00:46:38,902 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-22 00:46:38,903 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-22 00:46:38,904 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-22 00:46:38,904 INFO L138 SettingsManager]: * Use SBE=true [2020-10-22 00:46:38,904 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-22 00:46:38,904 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-22 00:46:38,905 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-22 00:46:38,905 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-22 00:46:38,905 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-22 00:46:38,906 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-22 00:46:38,906 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-22 00:46:38,906 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-22 00:46:38,907 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-22 00:46:38,907 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-22 00:46:38,907 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-22 00:46:38,907 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-22 00:46:38,908 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-22 00:46:38,908 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-22 00:46:38,908 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-22 00:46:38,908 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-22 00:46:38,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-22 00:46:38,908 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-22 00:46:38,909 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-22 00:46:38,909 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-22 00:46:38,909 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-22 00:46:38,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-22 00:46:38,910 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-10-22 00:46:38,910 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-22 00:46:38,910 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-22 00:46:38,910 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2020-10-22 00:46:39,188 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-22 00:46:39,202 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-22 00:46:39,207 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-22 00:46:39,211 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-22 00:46:39,211 INFO L275 PluginConnector]: CDTParser initialized [2020-10-22 00:46:39,212 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-2_1-container_of.i [2020-10-22 00:46:39,273 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1deb00c16/76e8c2ae089940218a192b11254f2c92/FLAGc075b6af7 [2020-10-22 00:46:39,818 INFO L306 CDTParser]: Found 1 translation units. [2020-10-22 00:46:39,819 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_1-container_of.i [2020-10-22 00:46:39,840 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1deb00c16/76e8c2ae089940218a192b11254f2c92/FLAGc075b6af7 [2020-10-22 00:46:40,286 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1deb00c16/76e8c2ae089940218a192b11254f2c92 [2020-10-22 00:46:40,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-22 00:46:40,301 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-22 00:46:40,306 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-22 00:46:40,307 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-22 00:46:40,310 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-22 00:46:40,311 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 12:46:40" (1/1) ... [2020-10-22 00:46:40,314 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b945b23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:46:40, skipping insertion in model container [2020-10-22 00:46:40,314 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 12:46:40" (1/1) ... [2020-10-22 00:46:40,322 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-22 00:46:40,404 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-22 00:46:41,300 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-22 00:46:41,309 INFO L203 MainTranslator]: Completed pre-run [2020-10-22 00:46:41,368 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-22 00:46:41,781 INFO L208 MainTranslator]: Completed translation [2020-10-22 00:46:41,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:46:41 WrapperNode [2020-10-22 00:46:41,782 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-22 00:46:41,782 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-22 00:46:41,783 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-22 00:46:41,783 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-22 00:46:41,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:46:41" (1/1) ... [2020-10-22 00:46:41,845 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:46:41" (1/1) ... [2020-10-22 00:46:41,877 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-22 00:46:41,877 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-22 00:46:41,877 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-22 00:46:41,877 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-22 00:46:41,887 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:46:41" (1/1) ... [2020-10-22 00:46:41,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:46:41" (1/1) ... [2020-10-22 00:46:41,892 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:46:41" (1/1) ... [2020-10-22 00:46:41,892 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:46:41" (1/1) ... [2020-10-22 00:46:41,909 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:46:41" (1/1) ... [2020-10-22 00:46:41,913 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:46:41" (1/1) ... [2020-10-22 00:46:41,918 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:46:41" (1/1) ... [2020-10-22 00:46:41,926 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-22 00:46:41,927 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-22 00:46:41,927 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-22 00:46:41,927 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-22 00:46:41,928 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:46:41" (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 00:46:41,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-22 00:46:41,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-22 00:46:41,996 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-10-22 00:46:41,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-22 00:46:41,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-22 00:46:41,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-22 00:46:41,998 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2020-10-22 00:46:41,998 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2020-10-22 00:46:41,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-22 00:46:41,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-22 00:46:41,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-22 00:46:42,001 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 00:46:42,712 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-22 00:46:42,713 INFO L298 CfgBuilder]: Removed 36 assume(true) statements. [2020-10-22 00:46:42,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 12:46:42 BoogieIcfgContainer [2020-10-22 00:46:42,715 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-22 00:46:42,717 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-22 00:46:42,717 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-22 00:46:42,721 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-22 00:46:42,721 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 12:46:40" (1/3) ... [2020-10-22 00:46:42,722 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69864afa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 12:46:42, skipping insertion in model container [2020-10-22 00:46:42,722 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 12:46:41" (2/3) ... [2020-10-22 00:46:42,722 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69864afa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 12:46:42, skipping insertion in model container [2020-10-22 00:46:42,723 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 12:46:42" (3/3) ... [2020-10-22 00:46:42,724 INFO L111 eAbstractionObserver]: Analyzing ICFG race-2_1-container_of.i [2020-10-22 00:46:42,736 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-22 00:46:42,737 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-22 00:46:42,744 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2020-10-22 00:46:42,745 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-22 00:46:42,780 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,780 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,780 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,781 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,781 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,781 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,782 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,782 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,782 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,782 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,782 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,782 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,782 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,783 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,783 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,783 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,783 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,783 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,783 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,784 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,784 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,784 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,784 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,785 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,785 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,785 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,785 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,786 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,786 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,786 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,786 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,787 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,787 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,787 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,787 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,788 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,788 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,788 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,788 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,789 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,789 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,789 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,789 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,790 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,790 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,790 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,790 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,790 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,791 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,791 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,791 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,791 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,792 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,792 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,792 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,792 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,793 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,793 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,793 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,793 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,794 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,794 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,794 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,794 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,795 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,795 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,795 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,795 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,796 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,796 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,799 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,800 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,800 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,800 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,800 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,801 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,801 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,801 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,801 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,802 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,802 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,802 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,808 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,808 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,808 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,809 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,809 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,809 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,809 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,810 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,810 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,810 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,810 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,811 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-22 00:46:42,846 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2020-10-22 00:46:42,859 INFO L253 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2020-10-22 00:46:42,880 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-22 00:46:42,880 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-22 00:46:42,880 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-22 00:46:42,881 INFO L380 AbstractCegarLoop]: Backedges is MCR [2020-10-22 00:46:42,881 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-22 00:46:42,881 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-22 00:46:42,881 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-22 00:46:42,881 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-22 00:46:42,900 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-22 00:46:42,901 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 179 places, 189 transitions, 400 flow [2020-10-22 00:46:42,903 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 179 places, 189 transitions, 400 flow [2020-10-22 00:46:42,906 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 179 places, 189 transitions, 400 flow [2020-10-22 00:46:43,007 INFO L129 PetriNetUnfolder]: 19/237 cut-off events. [2020-10-22 00:46:43,007 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-10-22 00:46:43,015 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 00:46:43,021 INFO L116 LiptonReduction]: Number of co-enabled transitions 3444 [2020-10-22 00:46:43,631 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 00:46:43,652 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:46:43,656 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 00:46:43,668 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:46:43,669 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 00:46:43,670 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:95, output treesize:67 [2020-10-22 00:46:46,209 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 69 [2020-10-22 00:46:46,409 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 00:46:46,430 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:46:46,433 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 00:46:46,448 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:46:46,449 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 00:46:46,450 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:102, output treesize:74 [2020-10-22 00:46:46,696 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 82 [2020-10-22 00:46:47,815 WARN L193 SmtUtils]: Spent 769.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 135 [2020-10-22 00:46:48,117 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-22 00:46:48,560 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 66 [2020-10-22 00:46:50,242 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 168 DAG size of output: 164 [2020-10-22 00:46:50,275 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 00:46:51,148 WARN L193 SmtUtils]: Spent 871.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-22 00:46:51,148 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:46:51,166 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 00:46:51,813 WARN L193 SmtUtils]: Spent 645.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-22 00:46:51,815 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:46:51,817 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 00:46:51,818 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:350, output treesize:362 [2020-10-22 00:46:52,479 WARN L193 SmtUtils]: Spent 659.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-22 00:46:53,264 WARN L193 SmtUtils]: Spent 778.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 158 [2020-10-22 00:46:53,704 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-22 00:46:53,729 INFO L131 LiptonReduction]: Checked pairs total: 7933 [2020-10-22 00:46:53,729 INFO L133 LiptonReduction]: Total number of compositions: 237 [2020-10-22 00:46:53,736 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 41 places, 40 transitions, 102 flow [2020-10-22 00:46:53,764 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 425 states. [2020-10-22 00:46:53,767 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states. [2020-10-22 00:46:53,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2020-10-22 00:46:53,773 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:46:53,774 INFO L422 BasicCegarLoop]: trace histogram [1] [2020-10-22 00:46:53,776 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 00:46:53,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:46:53,781 INFO L82 PathProgramCache]: Analyzing trace with hash 723, now seen corresponding path program 1 times [2020-10-22 00:46:53,804 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:46:53,804 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206227728] [2020-10-22 00:46:53,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:46:53,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:46:54,033 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 00:46:54,034 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [206227728] [2020-10-22 00:46:54,035 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:46:54,035 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2020-10-22 00:46:54,036 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [379021010] [2020-10-22 00:46:54,037 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:46:54,039 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:46:54,046 INFO L252 McrAutomatonBuilder]: Finished intersection with 2 states and 1 transitions. [2020-10-22 00:46:54,046 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:46:54,049 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 00:46:54,050 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-22 00:46:54,050 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:46:54,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-22 00:46:54,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-22 00:46:54,067 INFO L87 Difference]: Start difference. First operand 425 states. Second operand 2 states. [2020-10-22 00:46:54,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:46:54,099 INFO L93 Difference]: Finished difference Result 423 states and 1029 transitions. [2020-10-22 00:46:54,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-22 00:46:54,100 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 1 [2020-10-22 00:46:54,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:46:54,116 INFO L225 Difference]: With dead ends: 423 [2020-10-22 00:46:54,117 INFO L226 Difference]: Without dead ends: 385 [2020-10-22 00:46:54,118 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 00:46:54,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2020-10-22 00:46:54,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 385. [2020-10-22 00:46:54,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 385 states. [2020-10-22 00:46:54,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 931 transitions. [2020-10-22 00:46:54,198 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 931 transitions. Word has length 1 [2020-10-22 00:46:54,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:46:54,198 INFO L481 AbstractCegarLoop]: Abstraction has 385 states and 931 transitions. [2020-10-22 00:46:54,199 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-22 00:46:54,199 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 931 transitions. [2020-10-22 00:46:54,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-10-22 00:46:54,199 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:46:54,199 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2020-10-22 00:46:54,200 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-22 00:46:54,200 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 00:46:54,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:46:54,201 INFO L82 PathProgramCache]: Analyzing trace with hash 22064617, now seen corresponding path program 1 times [2020-10-22 00:46:54,202 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:46:54,203 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203100497] [2020-10-22 00:46:54,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:46:54,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:46:54,409 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 00:46:54,410 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [203100497] [2020-10-22 00:46:54,410 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:46:54,410 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-22 00:46:54,411 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1000733141] [2020-10-22 00:46:54,411 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:46:54,411 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:46:54,413 INFO L252 McrAutomatonBuilder]: Finished intersection with 5 states and 4 transitions. [2020-10-22 00:46:54,413 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:46:54,414 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 00:46:54,421 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-22 00:46:54,422 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:46:54,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-22 00:46:54,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-22 00:46:54,422 INFO L87 Difference]: Start difference. First operand 385 states and 931 transitions. Second operand 3 states. [2020-10-22 00:46:54,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:46:54,535 INFO L93 Difference]: Finished difference Result 540 states and 1306 transitions. [2020-10-22 00:46:54,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-22 00:46:54,535 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2020-10-22 00:46:54,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:46:54,542 INFO L225 Difference]: With dead ends: 540 [2020-10-22 00:46:54,542 INFO L226 Difference]: Without dead ends: 540 [2020-10-22 00:46:54,543 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 00:46:54,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 540 states. [2020-10-22 00:46:54,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 540 to 444. [2020-10-22 00:46:54,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 444 states. [2020-10-22 00:46:54,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 444 states and 1086 transitions. [2020-10-22 00:46:54,617 INFO L78 Accepts]: Start accepts. Automaton has 444 states and 1086 transitions. Word has length 4 [2020-10-22 00:46:54,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:46:54,617 INFO L481 AbstractCegarLoop]: Abstraction has 444 states and 1086 transitions. [2020-10-22 00:46:54,617 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-22 00:46:54,617 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 1086 transitions. [2020-10-22 00:46:54,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-10-22 00:46:54,618 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:46:54,618 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-10-22 00:46:54,618 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-22 00:46:54,619 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 00:46:54,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:46:54,619 INFO L82 PathProgramCache]: Analyzing trace with hash -270739087, now seen corresponding path program 1 times [2020-10-22 00:46:54,621 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:46:54,621 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [907271495] [2020-10-22 00:46:54,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:46:54,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:46:54,726 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 00:46:54,727 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [907271495] [2020-10-22 00:46:54,727 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:46:54,727 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-22 00:46:54,727 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1129296797] [2020-10-22 00:46:54,728 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:46:54,728 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:46:54,729 INFO L252 McrAutomatonBuilder]: Finished intersection with 7 states and 6 transitions. [2020-10-22 00:46:54,730 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:46:54,730 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 00:46:54,730 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-22 00:46:54,730 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:46:54,731 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-22 00:46:54,731 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-22 00:46:54,731 INFO L87 Difference]: Start difference. First operand 444 states and 1086 transitions. Second operand 5 states. [2020-10-22 00:46:54,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:46:54,909 INFO L93 Difference]: Finished difference Result 600 states and 1430 transitions. [2020-10-22 00:46:54,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-22 00:46:54,910 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 6 [2020-10-22 00:46:54,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:46:54,914 INFO L225 Difference]: With dead ends: 600 [2020-10-22 00:46:54,914 INFO L226 Difference]: Without dead ends: 514 [2020-10-22 00:46:54,914 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 00:46:54,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 514 states. [2020-10-22 00:46:54,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 514 to 482. [2020-10-22 00:46:54,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 482 states. [2020-10-22 00:46:54,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 1195 transitions. [2020-10-22 00:46:54,939 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 1195 transitions. Word has length 6 [2020-10-22 00:46:54,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:46:54,940 INFO L481 AbstractCegarLoop]: Abstraction has 482 states and 1195 transitions. [2020-10-22 00:46:54,940 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-22 00:46:54,940 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 1195 transitions. [2020-10-22 00:46:54,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-22 00:46:54,942 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:46:54,942 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-22 00:46:54,942 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-22 00:46:54,942 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 00:46:54,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:46:54,943 INFO L82 PathProgramCache]: Analyzing trace with hash -1711454574, now seen corresponding path program 1 times [2020-10-22 00:46:54,944 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:46:54,945 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651535306] [2020-10-22 00:46:54,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:46:54,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:46:55,012 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 00:46:55,013 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651535306] [2020-10-22 00:46:55,013 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:46:55,013 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-22 00:46:55,014 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [456774332] [2020-10-22 00:46:55,014 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:46:55,016 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:46:55,020 INFO L252 McrAutomatonBuilder]: Finished intersection with 16 states and 20 transitions. [2020-10-22 00:46:55,020 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:46:55,137 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 00:46:55,137 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-22 00:46:55,138 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:46:55,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-22 00:46:55,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-22 00:46:55,138 INFO L87 Difference]: Start difference. First operand 482 states and 1195 transitions. Second operand 3 states. [2020-10-22 00:46:55,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:46:55,156 INFO L93 Difference]: Finished difference Result 162 states and 347 transitions. [2020-10-22 00:46:55,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-22 00:46:55,157 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2020-10-22 00:46:55,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:46:55,158 INFO L225 Difference]: With dead ends: 162 [2020-10-22 00:46:55,158 INFO L226 Difference]: Without dead ends: 162 [2020-10-22 00:46:55,159 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 00:46:55,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2020-10-22 00:46:55,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 162. [2020-10-22 00:46:55,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2020-10-22 00:46:55,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 347 transitions. [2020-10-22 00:46:55,164 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 347 transitions. Word has length 10 [2020-10-22 00:46:55,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:46:55,164 INFO L481 AbstractCegarLoop]: Abstraction has 162 states and 347 transitions. [2020-10-22 00:46:55,164 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-22 00:46:55,164 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 347 transitions. [2020-10-22 00:46:55,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 00:46:55,166 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:46:55,166 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 00:46:55,166 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-22 00:46:55,167 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 00:46:55,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:46:55,167 INFO L82 PathProgramCache]: Analyzing trace with hash -1613525791, now seen corresponding path program 1 times [2020-10-22 00:46:55,168 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:46:55,169 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800176389] [2020-10-22 00:46:55,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:46:55,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:46:55,378 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 00:46:55,379 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800176389] [2020-10-22 00:46:55,379 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:46:55,379 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-22 00:46:55,379 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [789918787] [2020-10-22 00:46:55,380 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:46:55,390 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:46:55,400 INFO L252 McrAutomatonBuilder]: Finished intersection with 27 states and 30 transitions. [2020-10-22 00:46:55,401 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:46:55,431 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 00:46:55,431 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-22 00:46:55,432 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:46:55,432 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-22 00:46:55,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-10-22 00:46:55,432 INFO L87 Difference]: Start difference. First operand 162 states and 347 transitions. Second operand 9 states. [2020-10-22 00:46:55,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:46:55,775 INFO L93 Difference]: Finished difference Result 194 states and 403 transitions. [2020-10-22 00:46:55,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-22 00:46:55,775 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 22 [2020-10-22 00:46:55,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:46:55,777 INFO L225 Difference]: With dead ends: 194 [2020-10-22 00:46:55,777 INFO L226 Difference]: Without dead ends: 194 [2020-10-22 00:46:55,777 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 00:46:55,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2020-10-22 00:46:55,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 186. [2020-10-22 00:46:55,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 186 states. [2020-10-22 00:46:55,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 389 transitions. [2020-10-22 00:46:55,783 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 389 transitions. Word has length 22 [2020-10-22 00:46:55,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:46:55,784 INFO L481 AbstractCegarLoop]: Abstraction has 186 states and 389 transitions. [2020-10-22 00:46:55,784 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-22 00:46:55,784 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 389 transitions. [2020-10-22 00:46:55,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 00:46:55,786 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:46:55,786 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 00:46:55,786 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-22 00:46:55,786 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 00:46:55,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:46:55,787 INFO L82 PathProgramCache]: Analyzing trace with hash -721777329, now seen corresponding path program 1 times [2020-10-22 00:46:55,788 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:46:55,788 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297478308] [2020-10-22 00:46:55,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:46:55,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:46:55,923 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 00:46:55,924 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297478308] [2020-10-22 00:46:55,924 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:46:55,924 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-22 00:46:55,924 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1019372752] [2020-10-22 00:46:55,925 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:46:55,931 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:46:55,986 INFO L252 McrAutomatonBuilder]: Finished intersection with 27 states and 30 transitions. [2020-10-22 00:46:55,986 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:46:56,024 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 00:46:56,025 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-22 00:46:56,025 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:46:56,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-22 00:46:56,026 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-22 00:46:56,026 INFO L87 Difference]: Start difference. First operand 186 states and 389 transitions. Second operand 6 states. [2020-10-22 00:46:56,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:46:56,155 INFO L93 Difference]: Finished difference Result 226 states and 457 transitions. [2020-10-22 00:46:56,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-22 00:46:56,156 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2020-10-22 00:46:56,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:46:56,159 INFO L225 Difference]: With dead ends: 226 [2020-10-22 00:46:56,159 INFO L226 Difference]: Without dead ends: 226 [2020-10-22 00:46:56,159 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 00:46:56,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2020-10-22 00:46:56,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 198. [2020-10-22 00:46:56,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 198 states. [2020-10-22 00:46:56,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 409 transitions. [2020-10-22 00:46:56,170 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 409 transitions. Word has length 22 [2020-10-22 00:46:56,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:46:56,170 INFO L481 AbstractCegarLoop]: Abstraction has 198 states and 409 transitions. [2020-10-22 00:46:56,170 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-22 00:46:56,170 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 409 transitions. [2020-10-22 00:46:56,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 00:46:56,175 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:46:56,175 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 00:46:56,176 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-22 00:46:56,176 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 00:46:56,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:46:56,176 INFO L82 PathProgramCache]: Analyzing trace with hash 1148795979, now seen corresponding path program 2 times [2020-10-22 00:46:56,178 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:46:56,178 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102536997] [2020-10-22 00:46:56,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:46:56,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:46:57,211 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 00:46:57,211 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102536997] [2020-10-22 00:46:57,212 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:46:57,212 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 00:46:57,212 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1695313393] [2020-10-22 00:46:57,213 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:46:57,220 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:46:57,231 INFO L252 McrAutomatonBuilder]: Finished intersection with 29 states and 34 transitions. [2020-10-22 00:46:57,232 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:46:57,245 INFO L603 QuantifierPusher]: Distributing 7 disjuncts over 3 conjuncts [2020-10-22 00:46:57,304 INFO L603 QuantifierPusher]: Distributing 6 disjuncts over 2 conjuncts [2020-10-22 00:46:57,319 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:46:57,324 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 00:46:57,330 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:46:57,333 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:46:57,339 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:46:57,343 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 00:46:57,363 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:46:57,364 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 00:46:57,365 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:144, output treesize:58 [2020-10-22 00:46:57,366 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 00:46:57,366 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-22 00:46:57,367 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:46:57,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-22 00:46:57,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-10-22 00:46:57,367 INFO L87 Difference]: Start difference. First operand 198 states and 409 transitions. Second operand 14 states. [2020-10-22 00:46:58,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:46:58,354 INFO L93 Difference]: Finished difference Result 227 states and 452 transitions. [2020-10-22 00:46:58,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-22 00:46:58,355 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-22 00:46:58,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:46:58,357 INFO L225 Difference]: With dead ends: 227 [2020-10-22 00:46:58,358 INFO L226 Difference]: Without dead ends: 227 [2020-10-22 00:46:58,358 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 0 SyntacticMatches, 4 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=80, Invalid=340, Unknown=0, NotChecked=0, Total=420 [2020-10-22 00:46:58,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2020-10-22 00:46:58,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 226. [2020-10-22 00:46:58,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 226 states. [2020-10-22 00:46:58,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 452 transitions. [2020-10-22 00:46:58,367 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 452 transitions. Word has length 22 [2020-10-22 00:46:58,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:46:58,368 INFO L481 AbstractCegarLoop]: Abstraction has 226 states and 452 transitions. [2020-10-22 00:46:58,368 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-22 00:46:58,368 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 452 transitions. [2020-10-22 00:46:58,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 00:46:58,369 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:46:58,369 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 00:46:58,369 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-22 00:46:58,370 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 00:46:58,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:46:58,370 INFO L82 PathProgramCache]: Analyzing trace with hash 1148795934, now seen corresponding path program 1 times [2020-10-22 00:46:58,371 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:46:58,371 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477718986] [2020-10-22 00:46:58,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:46:58,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:46:58,651 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 00:46:58,652 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [477718986] [2020-10-22 00:46:58,652 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:46:58,652 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-22 00:46:58,652 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1542821737] [2020-10-22 00:46:58,653 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:46:58,660 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:46:58,670 INFO L252 McrAutomatonBuilder]: Finished intersection with 29 states and 34 transitions. [2020-10-22 00:46:58,670 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:46:58,685 INFO L603 QuantifierPusher]: Distributing 4 disjuncts over 3 conjuncts [2020-10-22 00:46:58,722 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:46:58,725 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:46:58,726 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:46:58,728 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:46:58,734 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:46:58,735 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 00:46:58,735 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:82, output treesize:14 [2020-10-22 00:46:58,750 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 00:46:58,751 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-22 00:46:58,751 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:46:58,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-22 00:46:58,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-22 00:46:58,752 INFO L87 Difference]: Start difference. First operand 226 states and 452 transitions. Second operand 9 states. [2020-10-22 00:46:59,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:46:59,155 INFO L93 Difference]: Finished difference Result 295 states and 565 transitions. [2020-10-22 00:46:59,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-22 00:46:59,155 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 22 [2020-10-22 00:46:59,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:46:59,158 INFO L225 Difference]: With dead ends: 295 [2020-10-22 00:46:59,159 INFO L226 Difference]: Without dead ends: 265 [2020-10-22 00:46:59,159 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 00:46:59,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2020-10-22 00:46:59,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 227. [2020-10-22 00:46:59,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2020-10-22 00:46:59,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 456 transitions. [2020-10-22 00:46:59,166 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 456 transitions. Word has length 22 [2020-10-22 00:46:59,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:46:59,166 INFO L481 AbstractCegarLoop]: Abstraction has 227 states and 456 transitions. [2020-10-22 00:46:59,166 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-22 00:46:59,166 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 456 transitions. [2020-10-22 00:46:59,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 00:46:59,167 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:46:59,167 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 00:46:59,167 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-22 00:46:59,168 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 00:46:59,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:46:59,168 INFO L82 PathProgramCache]: Analyzing trace with hash 235549017, now seen corresponding path program 3 times [2020-10-22 00:46:59,169 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:46:59,169 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8197095] [2020-10-22 00:46:59,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:46:59,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:47:00,000 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 00:47:00,000 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [8197095] [2020-10-22 00:47:00,000 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:47:00,000 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 00:47:00,001 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [809305896] [2020-10-22 00:47:00,001 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:47:00,006 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:47:00,014 INFO L252 McrAutomatonBuilder]: Finished intersection with 29 states and 34 transitions. [2020-10-22 00:47:00,014 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:47:00,127 INFO L603 QuantifierPusher]: Distributing 6 disjuncts over 2 conjuncts [2020-10-22 00:47:00,143 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:00,146 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 00:47:00,148 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:00,151 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:00,155 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 00:47:00,157 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:00,174 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:00,175 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 00:47:00,176 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:144, output treesize:58 [2020-10-22 00:47:00,226 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 00:47:00,226 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-22 00:47:00,226 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:47:00,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-22 00:47:00,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=207, Unknown=0, NotChecked=0, Total=240 [2020-10-22 00:47:00,228 INFO L87 Difference]: Start difference. First operand 227 states and 456 transitions. Second operand 16 states. [2020-10-22 00:47:01,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:47:01,370 INFO L93 Difference]: Finished difference Result 273 states and 539 transitions. [2020-10-22 00:47:01,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-22 00:47:01,370 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 22 [2020-10-22 00:47:01,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:47:01,372 INFO L225 Difference]: With dead ends: 273 [2020-10-22 00:47:01,372 INFO L226 Difference]: Without dead ends: 245 [2020-10-22 00:47:01,373 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 00:47:01,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2020-10-22 00:47:01,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 226. [2020-10-22 00:47:01,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 226 states. [2020-10-22 00:47:01,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 454 transitions. [2020-10-22 00:47:01,380 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 454 transitions. Word has length 22 [2020-10-22 00:47:01,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:47:01,380 INFO L481 AbstractCegarLoop]: Abstraction has 226 states and 454 transitions. [2020-10-22 00:47:01,380 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-22 00:47:01,380 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 454 transitions. [2020-10-22 00:47:01,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 00:47:01,381 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:47:01,381 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 00:47:01,381 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-22 00:47:01,382 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 00:47:01,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:47:01,382 INFO L82 PathProgramCache]: Analyzing trace with hash -1400369243, now seen corresponding path program 4 times [2020-10-22 00:47:01,389 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:47:01,390 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798271617] [2020-10-22 00:47:01,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:47:01,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:47:02,186 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 00:47:02,187 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798271617] [2020-10-22 00:47:02,187 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:47:02,187 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 00:47:02,188 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [402304966] [2020-10-22 00:47:02,188 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:47:02,192 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:47:02,202 INFO L252 McrAutomatonBuilder]: Finished intersection with 35 states and 46 transitions. [2020-10-22 00:47:02,202 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:47:02,253 INFO L603 QuantifierPusher]: Distributing 6 disjuncts over 2 conjuncts [2020-10-22 00:47:02,259 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:02,262 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 00:47:02,266 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 00:47:02,272 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:02,277 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:02,279 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:02,294 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:02,296 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 00:47:02,297 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:144, output treesize:58 [2020-10-22 00:47:02,310 INFO L603 QuantifierPusher]: Distributing 6 disjuncts over 3 conjuncts [2020-10-22 00:47:02,848 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 54 [2020-10-22 00:47:02,865 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:02,869 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:02,871 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:02,874 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:02,877 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:02,880 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:02,933 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:02,935 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:02,939 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:02,946 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:02,953 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:02,956 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:02,958 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:02,976 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:02,976 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-22 00:47:02,976 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-22 00:47:02,977 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 8 xjuncts. [2020-10-22 00:47:02,977 INFO L244 ElimStorePlain]: Needed 13 recursive calls to eliminate 4 variables, input treesize:305, output treesize:59 [2020-10-22 00:47:03,125 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 00:47:03,125 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-22 00:47:03,125 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:47:03,126 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-22 00:47:03,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=207, Unknown=0, NotChecked=0, Total=240 [2020-10-22 00:47:03,126 INFO L87 Difference]: Start difference. First operand 226 states and 454 transitions. Second operand 16 states. [2020-10-22 00:47:04,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:47:04,371 INFO L93 Difference]: Finished difference Result 336 states and 659 transitions. [2020-10-22 00:47:04,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-22 00:47:04,374 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 22 [2020-10-22 00:47:04,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:47:04,378 INFO L225 Difference]: With dead ends: 336 [2020-10-22 00:47:04,378 INFO L226 Difference]: Without dead ends: 309 [2020-10-22 00:47:04,379 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 5 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=100, Invalid=500, Unknown=0, NotChecked=0, Total=600 [2020-10-22 00:47:04,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2020-10-22 00:47:04,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 227. [2020-10-22 00:47:04,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2020-10-22 00:47:04,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 455 transitions. [2020-10-22 00:47:04,387 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 455 transitions. Word has length 22 [2020-10-22 00:47:04,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:47:04,388 INFO L481 AbstractCegarLoop]: Abstraction has 227 states and 455 transitions. [2020-10-22 00:47:04,388 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-22 00:47:04,388 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 455 transitions. [2020-10-22 00:47:04,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 00:47:04,389 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:47:04,389 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 00:47:04,389 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-22 00:47:04,389 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 00:47:04,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:47:04,390 INFO L82 PathProgramCache]: Analyzing trace with hash -223372275, now seen corresponding path program 5 times [2020-10-22 00:47:04,394 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:47:04,394 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109130821] [2020-10-22 00:47:04,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:47:04,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:47:05,256 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 00:47:05,257 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109130821] [2020-10-22 00:47:05,257 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:47:05,257 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 00:47:05,257 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [295589997] [2020-10-22 00:47:05,257 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:47:05,261 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:47:05,270 INFO L252 McrAutomatonBuilder]: Finished intersection with 35 states and 46 transitions. [2020-10-22 00:47:05,270 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:47:05,478 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 00:47:05,479 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:05,490 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 00:47:05,492 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:05,496 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 00:47:05,496 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:05,508 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 00:47:05,509 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:05,512 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 00:47:05,520 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:05,524 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 00:47:05,524 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:05,536 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:05,536 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-22 00:47:05,536 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:100, output treesize:34 [2020-10-22 00:47:05,656 INFO L603 QuantifierPusher]: Distributing 6 disjuncts over 2 conjuncts [2020-10-22 00:47:05,683 INFO L441 ElimStorePlain]: Different costs {0=[|#pthreadsMutex|], 2=[|v_#memory_int_143|]} [2020-10-22 00:47:05,689 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 00:47:05,689 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:05,694 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 00:47:05,695 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:05,701 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 00:47:05,701 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:05,708 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 00:47:05,708 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:05,713 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 00:47:05,714 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:05,719 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 00:47:05,720 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:05,755 INFO L625 ElimStorePlain]: treesize reduction 133, result has 20.4 percent of original size [2020-10-22 00:47:05,755 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_int_143| vanished before elimination [2020-10-22 00:47:05,755 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 00:47:05,756 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:233, output treesize:34 [2020-10-22 00:47:05,835 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 00:47:05,835 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:05,840 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 00:47:05,840 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:05,841 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 00:47:05,841 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:05,842 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 00:47:05,842 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:05,843 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 00:47:05,844 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:05,845 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 00:47:05,845 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:05,857 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:05,858 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-22 00:47:05,858 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:131, output treesize:32 [2020-10-22 00:47:06,043 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 00:47:06,043 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-22 00:47:06,043 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:47:06,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-22 00:47:06,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=237, Unknown=0, NotChecked=0, Total=272 [2020-10-22 00:47:06,044 INFO L87 Difference]: Start difference. First operand 227 states and 455 transitions. Second operand 17 states. [2020-10-22 00:47:07,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:47:07,436 INFO L93 Difference]: Finished difference Result 329 states and 643 transitions. [2020-10-22 00:47:07,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-22 00:47:07,437 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 22 [2020-10-22 00:47:07,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:47:07,439 INFO L225 Difference]: With dead ends: 329 [2020-10-22 00:47:07,440 INFO L226 Difference]: Without dead ends: 329 [2020-10-22 00:47:07,440 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 00:47:07,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2020-10-22 00:47:07,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 260. [2020-10-22 00:47:07,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 260 states. [2020-10-22 00:47:07,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 508 transitions. [2020-10-22 00:47:07,449 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 508 transitions. Word has length 22 [2020-10-22 00:47:07,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:47:07,449 INFO L481 AbstractCegarLoop]: Abstraction has 260 states and 508 transitions. [2020-10-22 00:47:07,449 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-22 00:47:07,449 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 508 transitions. [2020-10-22 00:47:07,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 00:47:07,452 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:47:07,452 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 00:47:07,452 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-22 00:47:07,452 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 00:47:07,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:47:07,452 INFO L82 PathProgramCache]: Analyzing trace with hash -223372320, now seen corresponding path program 2 times [2020-10-22 00:47:07,459 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:47:07,459 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564287844] [2020-10-22 00:47:07,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:47:07,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:47:07,662 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 00:47:07,662 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1564287844] [2020-10-22 00:47:07,662 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:47:07,663 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-22 00:47:07,663 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1042677828] [2020-10-22 00:47:07,663 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:47:07,667 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:47:07,675 INFO L252 McrAutomatonBuilder]: Finished intersection with 35 states and 46 transitions. [2020-10-22 00:47:07,675 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:47:07,821 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 00:47:07,825 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:07,832 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 00:47:07,833 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:07,837 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 00:47:07,838 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:07,841 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 00:47:07,842 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:07,849 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:07,849 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2020-10-22 00:47:07,850 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:60, output treesize:16 [2020-10-22 00:47:07,975 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:07,979 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:07,981 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:07,983 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:08,006 INFO L625 ElimStorePlain]: treesize reduction 59, result has 19.2 percent of original size [2020-10-22 00:47:08,006 INFO L513 ElimStorePlain]: Eliminatee |#pthreadsMutex| vanished before elimination [2020-10-22 00:47:08,007 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 00:47:08,007 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:141, output treesize:14 [2020-10-22 00:47:08,072 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 00:47:08,072 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:08,086 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 00:47:08,087 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:08,088 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 00:47:08,088 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:08,089 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 00:47:08,090 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:08,096 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:08,097 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2020-10-22 00:47:08,097 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:73, output treesize:14 [2020-10-22 00:47:08,159 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 00:47:08,160 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-22 00:47:08,160 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:47:08,160 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-22 00:47:08,160 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-22 00:47:08,161 INFO L87 Difference]: Start difference. First operand 260 states and 508 transitions. Second operand 10 states. [2020-10-22 00:47:08,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:47:08,556 INFO L93 Difference]: Finished difference Result 312 states and 601 transitions. [2020-10-22 00:47:08,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-22 00:47:08,556 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 22 [2020-10-22 00:47:08,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:47:08,559 INFO L225 Difference]: With dead ends: 312 [2020-10-22 00:47:08,559 INFO L226 Difference]: Without dead ends: 283 [2020-10-22 00:47:08,560 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 00:47:08,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2020-10-22 00:47:08,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 252. [2020-10-22 00:47:08,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 252 states. [2020-10-22 00:47:08,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 504 transitions. [2020-10-22 00:47:08,566 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 504 transitions. Word has length 22 [2020-10-22 00:47:08,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:47:08,567 INFO L481 AbstractCegarLoop]: Abstraction has 252 states and 504 transitions. [2020-10-22 00:47:08,567 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-22 00:47:08,567 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 504 transitions. [2020-10-22 00:47:08,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 00:47:08,568 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:47:08,568 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 00:47:08,568 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-22 00:47:08,568 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 00:47:08,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:47:08,568 INFO L82 PathProgramCache]: Analyzing trace with hash 783436301, now seen corresponding path program 6 times [2020-10-22 00:47:08,576 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:47:08,576 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899233240] [2020-10-22 00:47:08,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:47:08,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:47:09,440 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 00:47:09,441 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899233240] [2020-10-22 00:47:09,441 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:47:09,441 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 00:47:09,442 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [862361544] [2020-10-22 00:47:09,442 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:47:09,446 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:47:09,459 INFO L252 McrAutomatonBuilder]: Finished intersection with 34 states and 44 transitions. [2020-10-22 00:47:09,459 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:47:10,345 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 54 [2020-10-22 00:47:10,360 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:10,363 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:10,365 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:10,370 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:10,374 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:10,377 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:10,424 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:10,429 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:10,432 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:10,434 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:10,437 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:10,440 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:10,443 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:10,461 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:10,461 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-22 00:47:10,462 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-22 00:47:10,462 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 8 xjuncts. [2020-10-22 00:47:10,462 INFO L244 ElimStorePlain]: Needed 13 recursive calls to eliminate 4 variables, input treesize:305, output treesize:59 [2020-10-22 00:47:10,625 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 30 [2020-10-22 00:47:10,750 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 00:47:10,751 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-22 00:47:10,751 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:47:10,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-22 00:47:10,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=237, Unknown=0, NotChecked=0, Total=272 [2020-10-22 00:47:10,752 INFO L87 Difference]: Start difference. First operand 252 states and 504 transitions. Second operand 17 states. [2020-10-22 00:47:12,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:47:12,140 INFO L93 Difference]: Finished difference Result 340 states and 665 transitions. [2020-10-22 00:47:12,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-22 00:47:12,140 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 22 [2020-10-22 00:47:12,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:47:12,142 INFO L225 Difference]: With dead ends: 340 [2020-10-22 00:47:12,143 INFO L226 Difference]: Without dead ends: 323 [2020-10-22 00:47:12,145 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 00:47:12,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 323 states. [2020-10-22 00:47:12,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 323 to 256. [2020-10-22 00:47:12,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 256 states. [2020-10-22 00:47:12,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 510 transitions. [2020-10-22 00:47:12,152 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 510 transitions. Word has length 22 [2020-10-22 00:47:12,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:47:12,152 INFO L481 AbstractCegarLoop]: Abstraction has 256 states and 510 transitions. [2020-10-22 00:47:12,152 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-22 00:47:12,152 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 510 transitions. [2020-10-22 00:47:12,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 00:47:12,155 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:47:12,155 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 00:47:12,155 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-22 00:47:12,156 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 00:47:12,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:47:12,156 INFO L82 PathProgramCache]: Analyzing trace with hash -617705459, now seen corresponding path program 7 times [2020-10-22 00:47:12,162 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:47:12,163 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695917707] [2020-10-22 00:47:12,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:47:12,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:47:12,960 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 00:47:12,961 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695917707] [2020-10-22 00:47:12,961 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:47:12,961 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 00:47:12,961 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1097089045] [2020-10-22 00:47:12,961 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:47:12,964 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:47:12,974 INFO L252 McrAutomatonBuilder]: Finished intersection with 38 states and 52 transitions. [2020-10-22 00:47:12,974 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:47:13,343 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 50 [2020-10-22 00:47:13,350 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:13,354 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:13,357 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:13,385 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:13,388 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:13,390 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:13,393 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:13,403 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:13,403 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-22 00:47:13,404 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-22 00:47:13,404 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 5 xjuncts. [2020-10-22 00:47:13,404 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:159, output treesize:36 [2020-10-22 00:47:13,589 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 48 [2020-10-22 00:47:13,605 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:13,609 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:13,611 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:13,614 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:13,617 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:13,623 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:13,666 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:13,668 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:13,670 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:13,673 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:13,675 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:13,678 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:13,680 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:13,692 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:13,692 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-22 00:47:13,692 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-22 00:47:13,693 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-22 00:47:13,693 INFO L244 ElimStorePlain]: Needed 13 recursive calls to eliminate 4 variables, input treesize:289, output treesize:43 [2020-10-22 00:47:13,856 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-22 00:47:13,861 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:13,864 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 00:47:13,866 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:13,881 INFO L625 ElimStorePlain]: treesize reduction 9, result has 73.5 percent of original size [2020-10-22 00:47:13,882 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 00:47:13,883 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:84, output treesize:25 [2020-10-22 00:47:14,427 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 54 [2020-10-22 00:47:14,447 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 00:47:14,448 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:14,454 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 00:47:14,454 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:14,462 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 00:47:14,462 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:14,474 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 00:47:14,475 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:14,484 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 00:47:14,485 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:14,490 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 00:47:14,490 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:14,578 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:14,582 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 00:47:14,582 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:14,588 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 20 treesize of output 1 [2020-10-22 00:47:14,588 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:14,593 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 00:47:14,594 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:14,598 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 20 treesize of output 1 [2020-10-22 00:47:14,599 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:14,603 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 00:47:14,604 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:14,607 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 00:47:14,608 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:14,625 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:14,626 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_101| vanished before elimination [2020-10-22 00:47:14,626 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_101| vanished before elimination [2020-10-22 00:47:14,626 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 8 xjuncts. [2020-10-22 00:47:14,626 INFO L244 ElimStorePlain]: Needed 13 recursive calls to eliminate 4 variables, input treesize:305, output treesize:59 [2020-10-22 00:47:14,825 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 00:47:14,825 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-22 00:47:14,825 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:47:14,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-22 00:47:14,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=206, Unknown=0, NotChecked=0, Total=240 [2020-10-22 00:47:14,826 INFO L87 Difference]: Start difference. First operand 256 states and 510 transitions. Second operand 16 states. [2020-10-22 00:47:15,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:47:15,925 INFO L93 Difference]: Finished difference Result 329 states and 645 transitions. [2020-10-22 00:47:15,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-22 00:47:15,925 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 22 [2020-10-22 00:47:15,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:47:15,928 INFO L225 Difference]: With dead ends: 329 [2020-10-22 00:47:15,928 INFO L226 Difference]: Without dead ends: 290 [2020-10-22 00:47:15,928 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 00:47:15,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2020-10-22 00:47:15,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 228. [2020-10-22 00:47:15,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2020-10-22 00:47:15,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 463 transitions. [2020-10-22 00:47:15,934 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 463 transitions. Word has length 22 [2020-10-22 00:47:15,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:47:15,934 INFO L481 AbstractCegarLoop]: Abstraction has 228 states and 463 transitions. [2020-10-22 00:47:15,934 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-22 00:47:15,935 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 463 transitions. [2020-10-22 00:47:15,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 00:47:15,935 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:47:15,935 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 00:47:15,936 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-22 00:47:15,936 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 00:47:15,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:47:15,936 INFO L82 PathProgramCache]: Analyzing trace with hash -618210351, now seen corresponding path program 8 times [2020-10-22 00:47:15,942 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:47:15,942 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152621295] [2020-10-22 00:47:15,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:47:15,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:47:16,037 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 00:47:16,037 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152621295] [2020-10-22 00:47:16,037 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:47:16,037 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-22 00:47:16,038 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1083589547] [2020-10-22 00:47:16,038 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:47:16,043 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:47:16,054 INFO L252 McrAutomatonBuilder]: Finished intersection with 32 states and 40 transitions. [2020-10-22 00:47:16,054 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:47:16,268 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 00:47:16,268 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-22 00:47:16,269 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:47:16,269 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-22 00:47:16,269 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-22 00:47:16,269 INFO L87 Difference]: Start difference. First operand 228 states and 463 transitions. Second operand 8 states. [2020-10-22 00:47:16,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:47:16,409 INFO L93 Difference]: Finished difference Result 128 states and 203 transitions. [2020-10-22 00:47:16,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-22 00:47:16,409 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 22 [2020-10-22 00:47:16,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:47:16,411 INFO L225 Difference]: With dead ends: 128 [2020-10-22 00:47:16,411 INFO L226 Difference]: Without dead ends: 128 [2020-10-22 00:47:16,411 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 00:47:16,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2020-10-22 00:47:16,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2020-10-22 00:47:16,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2020-10-22 00:47:16,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 203 transitions. [2020-10-22 00:47:16,415 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 203 transitions. Word has length 22 [2020-10-22 00:47:16,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:47:16,416 INFO L481 AbstractCegarLoop]: Abstraction has 128 states and 203 transitions. [2020-10-22 00:47:16,416 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-22 00:47:16,416 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 203 transitions. [2020-10-22 00:47:16,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 00:47:16,417 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:47:16,417 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 00:47:16,417 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-22 00:47:16,418 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 00:47:16,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:47:16,418 INFO L82 PathProgramCache]: Analyzing trace with hash -1321574743, now seen corresponding path program 9 times [2020-10-22 00:47:16,420 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:47:16,420 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610592635] [2020-10-22 00:47:16,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:47:16,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:47:17,534 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 00:47:17,535 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610592635] [2020-10-22 00:47:17,535 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:47:17,535 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 00:47:17,535 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1039995279] [2020-10-22 00:47:17,536 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:47:17,540 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:47:17,548 INFO L252 McrAutomatonBuilder]: Finished intersection with 30 states and 36 transitions. [2020-10-22 00:47:17,548 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:47:17,627 INFO L603 QuantifierPusher]: Distributing 6 disjuncts over 2 conjuncts [2020-10-22 00:47:17,633 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:17,635 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:17,638 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 00:47:17,641 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:17,644 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 00:47:17,646 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:17,663 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:17,665 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 00:47:17,665 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:144, output treesize:58 [2020-10-22 00:47:17,674 INFO L603 QuantifierPusher]: Distributing 7 disjuncts over 3 conjuncts [2020-10-22 00:47:17,683 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:17,686 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:17,689 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:17,692 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:17,696 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:17,699 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:17,701 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:17,745 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:17,748 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:17,750 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:17,753 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:17,760 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:17,762 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:17,765 INFO L545 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:17,767 INFO L545 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:17,782 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:17,782 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-22 00:47:17,783 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-22 00:47:17,783 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 00:47:17,784 INFO L244 ElimStorePlain]: Needed 15 recursive calls to eliminate 5 variables, input treesize:269, output treesize:38 [2020-10-22 00:47:17,798 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 00:47:17,799 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:17,809 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 00:47:17,815 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:17,819 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 00:47:17,820 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:17,825 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 00:47:17,826 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:17,830 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 00:47:17,833 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:17,837 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 00:47:17,838 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:17,843 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 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 00:47:17,844 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:17,856 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:17,856 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-22 00:47:17,856 INFO L244 ElimStorePlain]: Needed 8 recursive calls to eliminate 1 variables, input treesize:111, output treesize:34 [2020-10-22 00:47:17,919 INFO L603 QuantifierPusher]: Distributing 7 disjuncts over 3 conjuncts [2020-10-22 00:47:17,936 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 00:47:17,937 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:17,941 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 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 00:47:17,942 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:17,946 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 00:47:17,947 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:17,952 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 00:47:17,953 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:17,957 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 00:47:17,958 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:17,962 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 00:47:17,963 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:17,967 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 00:47:17,967 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:18,006 INFO L625 ElimStorePlain]: treesize reduction 94, result has 27.1 percent of original size [2020-10-22 00:47:18,006 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 00:47:18,007 INFO L244 ElimStorePlain]: Needed 8 recursive calls to eliminate 2 variables, input treesize:206, output treesize:35 [2020-10-22 00:47:18,014 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 00:47:18,014 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-22 00:47:18,014 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:47:18,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-22 00:47:18,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=208, Unknown=0, NotChecked=0, Total=240 [2020-10-22 00:47:18,015 INFO L87 Difference]: Start difference. First operand 128 states and 203 transitions. Second operand 16 states. [2020-10-22 00:47:19,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:47:19,017 INFO L93 Difference]: Finished difference Result 156 states and 245 transitions. [2020-10-22 00:47:19,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-22 00:47:19,018 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 22 [2020-10-22 00:47:19,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:47:19,018 INFO L225 Difference]: With dead ends: 156 [2020-10-22 00:47:19,019 INFO L226 Difference]: Without dead ends: 126 [2020-10-22 00:47:19,019 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 4 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=98, Invalid=454, Unknown=0, NotChecked=0, Total=552 [2020-10-22 00:47:19,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2020-10-22 00:47:19,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 126. [2020-10-22 00:47:19,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2020-10-22 00:47:19,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 198 transitions. [2020-10-22 00:47:19,022 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 198 transitions. Word has length 22 [2020-10-22 00:47:19,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:47:19,023 INFO L481 AbstractCegarLoop]: Abstraction has 126 states and 198 transitions. [2020-10-22 00:47:19,023 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-22 00:47:19,023 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 198 transitions. [2020-10-22 00:47:19,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 00:47:19,023 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:47:19,024 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 00:47:19,024 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-22 00:47:19,024 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 00:47:19,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:47:19,024 INFO L82 PathProgramCache]: Analyzing trace with hash 1537379531, now seen corresponding path program 10 times [2020-10-22 00:47:19,026 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:47:19,026 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382075588] [2020-10-22 00:47:19,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:47:19,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:47:19,748 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 00:47:19,748 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382075588] [2020-10-22 00:47:19,748 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:47:19,749 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 00:47:19,749 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1921975269] [2020-10-22 00:47:19,749 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:47:19,752 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:47:19,760 INFO L252 McrAutomatonBuilder]: Finished intersection with 34 states and 44 transitions. [2020-10-22 00:47:19,760 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:47:20,075 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 51 [2020-10-22 00:47:20,092 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,095 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,098 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,102 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,105 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,108 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,111 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,156 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:20,159 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,161 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,163 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,166 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,169 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,171 INFO L545 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,177 INFO L545 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,190 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:20,190 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-22 00:47:20,190 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-22 00:47:20,191 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-22 00:47:20,191 INFO L244 ElimStorePlain]: Needed 15 recursive calls to eliminate 4 variables, input treesize:323, output treesize:36 [2020-10-22 00:47:20,199 INFO L603 QuantifierPusher]: Distributing 7 disjuncts over 3 conjuncts [2020-10-22 00:47:20,208 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,211 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,215 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,219 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,222 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,229 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,231 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,274 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:20,276 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,278 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,282 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,284 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,286 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,289 INFO L545 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,291 INFO L545 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,317 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:20,318 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-22 00:47:20,318 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-22 00:47:20,318 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 00:47:20,319 INFO L244 ElimStorePlain]: Needed 15 recursive calls to eliminate 5 variables, input treesize:270, output treesize:39 [2020-10-22 00:47:20,357 INFO L603 QuantifierPusher]: Distributing 6 disjuncts over 2 conjuncts [2020-10-22 00:47:20,364 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 00:47:20,368 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,373 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,375 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,377 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 00:47:20,380 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,395 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:20,396 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 00:47:20,396 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:144, output treesize:58 [2020-10-22 00:47:20,468 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 00:47:20,470 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,473 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 00:47:20,474 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,477 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 00:47:20,478 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,482 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 00:47:20,483 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,489 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 00:47:20,492 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,502 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 00:47:20,502 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,506 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 00:47:20,507 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:20,519 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:20,520 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-22 00:47:20,520 INFO L244 ElimStorePlain]: Needed 8 recursive calls to eliminate 1 variables, input treesize:113, output treesize:36 [2020-10-22 00:47:20,526 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 00:47:20,527 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-22 00:47:20,527 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:47:20,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-22 00:47:20,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=238, Unknown=0, NotChecked=0, Total=272 [2020-10-22 00:47:20,527 INFO L87 Difference]: Start difference. First operand 126 states and 198 transitions. Second operand 17 states. [2020-10-22 00:47:21,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:47:21,433 INFO L93 Difference]: Finished difference Result 153 states and 239 transitions. [2020-10-22 00:47:21,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-22 00:47:21,434 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 22 [2020-10-22 00:47:21,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:47:21,435 INFO L225 Difference]: With dead ends: 153 [2020-10-22 00:47:21,435 INFO L226 Difference]: Without dead ends: 125 [2020-10-22 00:47:21,436 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 00:47:21,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2020-10-22 00:47:21,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2020-10-22 00:47:21,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2020-10-22 00:47:21,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 196 transitions. [2020-10-22 00:47:21,439 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 196 transitions. Word has length 22 [2020-10-22 00:47:21,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:47:21,440 INFO L481 AbstractCegarLoop]: Abstraction has 125 states and 196 transitions. [2020-10-22 00:47:21,440 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-22 00:47:21,440 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 196 transitions. [2020-10-22 00:47:21,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 00:47:21,440 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:47:21,440 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 00:47:21,441 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-22 00:47:21,441 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 00:47:21,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:47:21,441 INFO L82 PathProgramCache]: Analyzing trace with hash -98538729, now seen corresponding path program 11 times [2020-10-22 00:47:21,443 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:47:21,443 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499687055] [2020-10-22 00:47:21,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:47:21,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:47:22,176 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 00:47:22,177 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1499687055] [2020-10-22 00:47:22,177 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:47:22,177 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 00:47:22,177 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1979055175] [2020-10-22 00:47:22,177 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:47:22,182 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:47:22,193 INFO L252 McrAutomatonBuilder]: Finished intersection with 40 states and 56 transitions. [2020-10-22 00:47:22,193 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:47:22,230 INFO L603 QuantifierPusher]: Distributing 6 disjuncts over 2 conjuncts [2020-10-22 00:47:22,237 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:22,240 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 00:47:22,245 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 00:47:22,248 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:22,251 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:22,254 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:22,270 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:22,270 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 00:47:22,271 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:144, output treesize:58 [2020-10-22 00:47:22,278 INFO L603 QuantifierPusher]: Distributing 6 disjuncts over 3 conjuncts [2020-10-22 00:47:22,916 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 55 [2020-10-22 00:47:22,927 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 00:47:22,928 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:22,933 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 00:47:22,934 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:22,945 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 00:47:22,945 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:22,952 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 00:47:22,952 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:22,959 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 00:47:22,959 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:22,964 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 00:47:22,964 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:23,023 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:23,032 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 00:47:23,032 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:23,041 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 00:47:23,041 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:23,048 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 00:47:23,049 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:23,056 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 00:47:23,057 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:23,062 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 00:47:23,062 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:23,067 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 00:47:23,068 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:23,094 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:23,094 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_111| vanished before elimination [2020-10-22 00:47:23,095 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_111| vanished before elimination [2020-10-22 00:47:23,095 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 8 xjuncts. [2020-10-22 00:47:23,095 INFO L244 ElimStorePlain]: Needed 13 recursive calls to eliminate 4 variables, input treesize:306, output treesize:60 [2020-10-22 00:47:23,278 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 31 [2020-10-22 00:47:23,491 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 00:47:23,492 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:23,496 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 00:47:23,498 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:23,502 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 00:47:23,503 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:23,507 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 00:47:23,508 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:23,511 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 00:47:23,512 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:23,518 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 00:47:23,519 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:23,523 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 00:47:23,524 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:23,538 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:23,538 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-22 00:47:23,538 INFO L244 ElimStorePlain]: Needed 8 recursive calls to eliminate 1 variables, input treesize:113, output treesize:36 [2020-10-22 00:47:23,621 INFO L603 QuantifierPusher]: Distributing 7 disjuncts over 3 conjuncts [2020-10-22 00:47:23,636 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 16 treesize of output 1 [2020-10-22 00:47:23,636 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:23,643 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 16 treesize of output 1 [2020-10-22 00:47:23,643 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:23,649 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 16 treesize of output 1 [2020-10-22 00:47:23,649 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:23,656 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 00:47:23,656 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:23,663 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 00:47:23,663 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:23,669 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 00:47:23,670 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:23,675 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 00:47:23,675 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:23,719 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:23,719 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_114| vanished before elimination [2020-10-22 00:47:23,726 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 00:47:23,727 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:23,731 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 00:47:23,732 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:23,737 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 00:47:23,737 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:23,745 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 00:47:23,746 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:23,751 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 00:47:23,751 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:23,757 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 00:47:23,757 INFO L545 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:23,763 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 00:47:23,764 INFO L545 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:23,780 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:23,781 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_114| vanished before elimination [2020-10-22 00:47:23,781 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 00:47:23,782 INFO L244 ElimStorePlain]: Needed 15 recursive calls to eliminate 5 variables, input treesize:270, output treesize:39 [2020-10-22 00:47:23,782 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 00:47:23,783 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-22 00:47:23,783 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:47:23,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-22 00:47:23,784 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=238, Unknown=0, NotChecked=0, Total=272 [2020-10-22 00:47:23,784 INFO L87 Difference]: Start difference. First operand 125 states and 196 transitions. Second operand 17 states. [2020-10-22 00:47:24,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:47:24,756 INFO L93 Difference]: Finished difference Result 147 states and 229 transitions. [2020-10-22 00:47:24,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-22 00:47:24,757 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 22 [2020-10-22 00:47:24,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:47:24,758 INFO L225 Difference]: With dead ends: 147 [2020-10-22 00:47:24,758 INFO L226 Difference]: Without dead ends: 120 [2020-10-22 00:47:24,758 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 00:47:24,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2020-10-22 00:47:24,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2020-10-22 00:47:24,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2020-10-22 00:47:24,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 186 transitions. [2020-10-22 00:47:24,762 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 186 transitions. Word has length 22 [2020-10-22 00:47:24,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:47:24,762 INFO L481 AbstractCegarLoop]: Abstraction has 120 states and 186 transitions. [2020-10-22 00:47:24,762 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-22 00:47:24,763 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 186 transitions. [2020-10-22 00:47:24,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 00:47:24,763 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:47:24,763 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 00:47:24,763 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-10-22 00:47:24,764 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 00:47:24,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:47:24,764 INFO L82 PathProgramCache]: Analyzing trace with hash 1078458239, now seen corresponding path program 12 times [2020-10-22 00:47:24,766 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:47:24,766 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263490573] [2020-10-22 00:47:24,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:47:24,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:47:25,623 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 00:47:25,623 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [263490573] [2020-10-22 00:47:25,623 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:47:25,624 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 00:47:25,624 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [400825792] [2020-10-22 00:47:25,624 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:47:25,627 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:47:25,639 INFO L252 McrAutomatonBuilder]: Finished intersection with 40 states and 56 transitions. [2020-10-22 00:47:25,639 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:47:25,652 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 00:47:25,654 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:25,657 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 00:47:25,658 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:25,664 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 00:47:25,664 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:25,668 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 00:47:25,668 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:25,673 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 00:47:25,673 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:25,679 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 00:47:25,679 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:25,683 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 00:47:25,683 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:25,698 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:25,699 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-22 00:47:25,699 INFO L244 ElimStorePlain]: Needed 8 recursive calls to eliminate 1 variables, input treesize:112, output treesize:35 [2020-10-22 00:47:26,384 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 54 [2020-10-22 00:47:26,393 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:26,397 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:26,401 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:26,404 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:26,407 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:26,410 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:26,456 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:26,461 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 00:47:26,461 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:26,466 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 00:47:26,467 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:26,472 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 00:47:26,472 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:26,477 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 00:47:26,477 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:26,490 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 00:47:26,490 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:26,497 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 00:47:26,498 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:26,516 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:26,517 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_115| vanished before elimination [2020-10-22 00:47:26,517 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-22 00:47:26,517 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 8 xjuncts. [2020-10-22 00:47:26,517 INFO L244 ElimStorePlain]: Needed 13 recursive calls to eliminate 4 variables, input treesize:305, output treesize:59 [2020-10-22 00:47:26,811 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 30 [2020-10-22 00:47:26,929 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 00:47:26,929 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:26,932 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 00:47:26,933 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:26,936 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 00:47:26,937 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:26,941 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 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 00:47:26,941 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:26,945 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 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 00:47:26,946 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:26,949 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 00:47:26,950 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:26,962 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:26,962 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-22 00:47:26,962 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:100, output treesize:34 [2020-10-22 00:47:27,081 INFO L603 QuantifierPusher]: Distributing 6 disjuncts over 2 conjuncts [2020-10-22 00:47:27,087 INFO L441 ElimStorePlain]: Different costs {0=[|#pthreadsMutex|], 2=[|v_#memory_int_170|]} [2020-10-22 00:47:27,093 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 00:47:27,093 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:27,113 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 00:47:27,113 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:27,118 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 00:47:27,119 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:27,124 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 00:47:27,125 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:27,130 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 00:47:27,131 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:27,136 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 00:47:27,137 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:27,182 INFO L625 ElimStorePlain]: treesize reduction 133, result has 20.4 percent of original size [2020-10-22 00:47:27,182 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_int_170| vanished before elimination [2020-10-22 00:47:27,183 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 00:47:27,183 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:233, output treesize:34 [2020-10-22 00:47:27,261 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 00:47:27,261 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:27,263 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 00:47:27,263 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:27,265 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 00:47:27,265 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:27,266 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 00:47:27,267 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:27,268 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 00:47:27,268 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:27,269 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 00:47:27,269 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:27,280 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:27,280 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-22 00:47:27,280 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:131, output treesize:32 [2020-10-22 00:47:27,376 INFO L603 QuantifierPusher]: Distributing 7 disjuncts over 3 conjuncts [2020-10-22 00:47:27,388 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:27,392 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:27,394 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:27,398 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:27,400 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:27,404 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:27,408 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:27,453 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:27,456 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:27,458 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:27,461 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:27,464 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:27,466 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:27,469 INFO L545 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:27,472 INFO L545 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:27,488 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:27,488 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-22 00:47:27,488 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-22 00:47:27,489 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 00:47:27,489 INFO L244 ElimStorePlain]: Needed 15 recursive calls to eliminate 5 variables, input treesize:269, output treesize:38 [2020-10-22 00:47:27,490 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 00:47:27,490 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-22 00:47:27,490 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:47:27,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-22 00:47:27,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=270, Unknown=0, NotChecked=0, Total=306 [2020-10-22 00:47:27,491 INFO L87 Difference]: Start difference. First operand 120 states and 186 transitions. Second operand 18 states. [2020-10-22 00:47:28,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:47:28,573 INFO L93 Difference]: Finished difference Result 137 states and 209 transitions. [2020-10-22 00:47:28,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-22 00:47:28,574 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 22 [2020-10-22 00:47:28,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:47:28,575 INFO L225 Difference]: With dead ends: 137 [2020-10-22 00:47:28,575 INFO L226 Difference]: Without dead ends: 108 [2020-10-22 00:47:28,576 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 00:47:28,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2020-10-22 00:47:28,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2020-10-22 00:47:28,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2020-10-22 00:47:28,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 163 transitions. [2020-10-22 00:47:28,579 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 163 transitions. Word has length 22 [2020-10-22 00:47:28,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:47:28,579 INFO L481 AbstractCegarLoop]: Abstraction has 108 states and 163 transitions. [2020-10-22 00:47:28,579 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-22 00:47:28,579 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 163 transitions. [2020-10-22 00:47:28,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 00:47:28,580 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:47:28,580 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 00:47:28,580 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-10-22 00:47:28,580 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 00:47:28,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:47:28,580 INFO L82 PathProgramCache]: Analyzing trace with hash 2085266815, now seen corresponding path program 13 times [2020-10-22 00:47:28,588 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:47:28,588 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1816867101] [2020-10-22 00:47:28,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:47:28,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:47:29,440 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 00:47:29,440 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1816867101] [2020-10-22 00:47:29,441 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:47:29,441 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 00:47:29,441 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [424882686] [2020-10-22 00:47:29,441 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:47:29,445 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:47:29,455 INFO L252 McrAutomatonBuilder]: Finished intersection with 39 states and 54 transitions. [2020-10-22 00:47:29,455 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:47:29,665 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 48 [2020-10-22 00:47:29,674 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 00:47:29,675 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:29,680 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 00:47:29,681 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:29,686 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 00:47:29,687 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:29,691 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 00:47:29,691 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:29,698 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 00:47:29,699 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:29,705 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 00:47:29,705 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:29,747 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:29,749 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:29,752 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:29,754 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:29,757 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:29,759 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:29,761 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:29,775 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:29,775 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-22 00:47:29,775 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_120| vanished before elimination [2020-10-22 00:47:29,776 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-22 00:47:29,776 INFO L244 ElimStorePlain]: Needed 13 recursive calls to eliminate 4 variables, input treesize:289, output treesize:43 [2020-10-22 00:47:30,114 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 30 [2020-10-22 00:47:30,343 INFO L603 QuantifierPusher]: Distributing 7 disjuncts over 3 conjuncts [2020-10-22 00:47:30,355 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 00:47:30,356 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:30,362 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 16 treesize of output 1 [2020-10-22 00:47:30,362 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:30,367 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 16 treesize of output 1 [2020-10-22 00:47:30,367 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:30,372 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 00:47:30,373 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:30,379 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 00:47:30,379 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:30,385 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 00:47:30,386 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:30,391 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 00:47:30,391 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:30,436 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:30,437 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_124| vanished before elimination [2020-10-22 00:47:30,451 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 00:47:30,452 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:30,456 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 00:47:30,457 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:30,462 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 00:47:30,462 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:30,467 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 00:47:30,467 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:30,473 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 00:47:30,473 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:30,479 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 16 treesize of output 1 [2020-10-22 00:47:30,479 INFO L545 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:30,488 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 00:47:30,488 INFO L545 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:30,503 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:30,503 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_124| vanished before elimination [2020-10-22 00:47:30,504 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 00:47:30,504 INFO L244 ElimStorePlain]: Needed 15 recursive calls to eliminate 5 variables, input treesize:269, output treesize:38 [2020-10-22 00:47:30,530 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 00:47:30,533 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:30,537 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 00:47:30,537 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:30,542 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 00:47:30,542 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:30,547 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 00:47:30,547 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:30,551 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 00:47:30,552 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:30,556 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 00:47:30,557 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:30,561 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 00:47:30,561 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:30,572 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:30,573 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-22 00:47:30,573 INFO L244 ElimStorePlain]: Needed 8 recursive calls to eliminate 1 variables, input treesize:112, output treesize:35 [2020-10-22 00:47:30,678 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 00:47:30,679 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-22 00:47:30,679 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:47:30,679 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-22 00:47:30,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=270, Unknown=0, NotChecked=0, Total=306 [2020-10-22 00:47:30,680 INFO L87 Difference]: Start difference. First operand 108 states and 163 transitions. Second operand 18 states. [2020-10-22 00:47:31,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:47:31,762 INFO L93 Difference]: Finished difference Result 117 states and 172 transitions. [2020-10-22 00:47:31,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-22 00:47:31,763 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 22 [2020-10-22 00:47:31,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:47:31,763 INFO L225 Difference]: With dead ends: 117 [2020-10-22 00:47:31,764 INFO L226 Difference]: Without dead ends: 100 [2020-10-22 00:47:31,764 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 00:47:31,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2020-10-22 00:47:31,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2020-10-22 00:47:31,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-10-22 00:47:31,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 147 transitions. [2020-10-22 00:47:31,767 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 147 transitions. Word has length 22 [2020-10-22 00:47:31,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:47:31,767 INFO L481 AbstractCegarLoop]: Abstraction has 100 states and 147 transitions. [2020-10-22 00:47:31,767 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-22 00:47:31,767 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 147 transitions. [2020-10-22 00:47:31,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 00:47:31,768 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:47:31,768 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 00:47:31,768 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-10-22 00:47:31,768 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 00:47:31,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:47:31,769 INFO L82 PathProgramCache]: Analyzing trace with hash 684125055, now seen corresponding path program 14 times [2020-10-22 00:47:31,770 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:47:31,770 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282527066] [2020-10-22 00:47:31,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:47:31,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:47:32,446 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 00:47:32,446 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282527066] [2020-10-22 00:47:32,446 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:47:32,446 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 00:47:32,446 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1946312550] [2020-10-22 00:47:32,447 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:47:32,450 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:47:32,461 INFO L252 McrAutomatonBuilder]: Finished intersection with 43 states and 62 transitions. [2020-10-22 00:47:32,461 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:47:32,860 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 50 [2020-10-22 00:47:32,869 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 00:47:32,869 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:32,874 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 00:47:32,874 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:32,879 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 00:47:32,880 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:32,910 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:32,910 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_125| vanished before elimination [2020-10-22 00:47:32,915 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 00:47:32,915 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:32,920 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 00:47:32,920 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:32,924 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 00:47:32,925 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:32,935 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:32,936 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_125| vanished before elimination [2020-10-22 00:47:32,936 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 5 xjuncts. [2020-10-22 00:47:32,936 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:159, output treesize:36 [2020-10-22 00:47:33,151 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 48 [2020-10-22 00:47:33,156 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:33,161 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:33,171 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:33,173 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:33,176 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:33,179 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:33,216 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:33,220 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 00:47:33,220 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:33,224 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 00:47:33,225 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:33,229 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 00:47:33,230 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:33,236 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 00:47:33,236 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:33,241 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 00:47:33,241 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:33,245 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 00:47:33,245 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:33,259 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:33,259 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_126| vanished before elimination [2020-10-22 00:47:33,260 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-22 00:47:33,260 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-22 00:47:33,260 INFO L244 ElimStorePlain]: Needed 13 recursive calls to eliminate 4 variables, input treesize:289, output treesize:43 [2020-10-22 00:47:33,412 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-22 00:47:33,423 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:33,424 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:33,426 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 00:47:33,439 INFO L625 ElimStorePlain]: treesize reduction 9, result has 73.5 percent of original size [2020-10-22 00:47:33,440 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 00:47:33,440 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:84, output treesize:25 [2020-10-22 00:47:33,720 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 00:47:33,721 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:33,726 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 00:47:33,729 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:33,733 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 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 00:47:33,734 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:33,738 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 00:47:33,739 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:33,742 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 00:47:33,742 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:33,746 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 00:47:33,747 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:33,751 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 00:47:33,751 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:33,765 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:33,766 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-22 00:47:33,766 INFO L244 ElimStorePlain]: Needed 8 recursive calls to eliminate 1 variables, input treesize:112, output treesize:35 [2020-10-22 00:47:34,035 INFO L603 QuantifierPusher]: Distributing 7 disjuncts over 3 conjuncts [2020-10-22 00:47:34,046 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 00:47:34,047 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:34,052 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 00:47:34,052 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:34,058 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 00:47:34,059 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:34,064 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 16 treesize of output 1 [2020-10-22 00:47:34,064 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:34,076 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 00:47:34,076 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:34,081 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 00:47:34,082 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:34,086 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 00:47:34,086 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:34,125 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:34,128 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:34,130 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:34,133 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:34,136 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:34,138 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:34,144 INFO L545 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:34,147 INFO L545 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:34,161 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:34,162 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-22 00:47:34,162 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_131| vanished before elimination [2020-10-22 00:47:34,162 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 00:47:34,162 INFO L244 ElimStorePlain]: Needed 15 recursive calls to eliminate 5 variables, input treesize:269, output treesize:38 [2020-10-22 00:47:34,162 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 00:47:34,163 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-22 00:47:34,163 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:47:34,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-22 00:47:34,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=237, Unknown=0, NotChecked=0, Total=272 [2020-10-22 00:47:34,163 INFO L87 Difference]: Start difference. First operand 100 states and 147 transitions. Second operand 17 states. [2020-10-22 00:47:35,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:47:35,034 INFO L93 Difference]: Finished difference Result 100 states and 146 transitions. [2020-10-22 00:47:35,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-22 00:47:35,034 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 22 [2020-10-22 00:47:35,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:47:35,035 INFO L225 Difference]: With dead ends: 100 [2020-10-22 00:47:35,035 INFO L226 Difference]: Without dead ends: 71 [2020-10-22 00:47:35,036 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 00:47:35,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2020-10-22 00:47:35,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2020-10-22 00:47:35,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-10-22 00:47:35,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 106 transitions. [2020-10-22 00:47:35,038 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 106 transitions. Word has length 22 [2020-10-22 00:47:35,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:47:35,038 INFO L481 AbstractCegarLoop]: Abstraction has 71 states and 106 transitions. [2020-10-22 00:47:35,038 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-22 00:47:35,039 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 106 transitions. [2020-10-22 00:47:35,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 00:47:35,039 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:47:35,039 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 00:47:35,039 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-10-22 00:47:35,039 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 00:47:35,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:47:35,040 INFO L82 PathProgramCache]: Analyzing trace with hash -983508743, now seen corresponding path program 15 times [2020-10-22 00:47:35,042 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:47:35,042 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093197331] [2020-10-22 00:47:35,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:47:35,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:47:35,781 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 00:47:35,781 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093197331] [2020-10-22 00:47:35,781 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:47:35,781 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 00:47:35,782 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2055186897] [2020-10-22 00:47:35,782 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:47:35,785 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:47:35,791 INFO L252 McrAutomatonBuilder]: Finished intersection with 25 states and 26 transitions. [2020-10-22 00:47:35,791 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:47:35,799 INFO L603 QuantifierPusher]: Distributing 7 disjuncts over 3 conjuncts [2020-10-22 00:47:35,802 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 00:47:35,803 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-22 00:47:35,803 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:47:35,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-22 00:47:35,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-10-22 00:47:35,803 INFO L87 Difference]: Start difference. First operand 71 states and 106 transitions. Second operand 14 states. [2020-10-22 00:47:36,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:47:36,540 INFO L93 Difference]: Finished difference Result 87 states and 121 transitions. [2020-10-22 00:47:36,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-22 00:47:36,541 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-22 00:47:36,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:47:36,542 INFO L225 Difference]: With dead ends: 87 [2020-10-22 00:47:36,542 INFO L226 Difference]: Without dead ends: 87 [2020-10-22 00:47:36,543 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 00:47:36,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2020-10-22 00:47:36,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 86. [2020-10-22 00:47:36,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2020-10-22 00:47:36,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 121 transitions. [2020-10-22 00:47:36,545 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 121 transitions. Word has length 22 [2020-10-22 00:47:36,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:47:36,545 INFO L481 AbstractCegarLoop]: Abstraction has 86 states and 121 transitions. [2020-10-22 00:47:36,545 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-22 00:47:36,546 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 121 transitions. [2020-10-22 00:47:36,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 00:47:36,546 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:47:36,546 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 00:47:36,546 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-10-22 00:47:36,546 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 00:47:36,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:47:36,547 INFO L82 PathProgramCache]: Analyzing trace with hash -983508788, now seen corresponding path program 3 times [2020-10-22 00:47:36,554 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:47:36,554 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160609404] [2020-10-22 00:47:36,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:47:36,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:47:36,732 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 00:47:36,732 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160609404] [2020-10-22 00:47:36,732 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:47:36,732 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-22 00:47:36,732 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [266354311] [2020-10-22 00:47:36,733 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:47:36,736 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:47:36,741 INFO L252 McrAutomatonBuilder]: Finished intersection with 25 states and 26 transitions. [2020-10-22 00:47:36,741 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:47:36,749 INFO L603 QuantifierPusher]: Distributing 4 disjuncts over 3 conjuncts [2020-10-22 00:47:36,752 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 00:47:36,752 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-22 00:47:36,752 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:47:36,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-22 00:47:36,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-22 00:47:36,753 INFO L87 Difference]: Start difference. First operand 86 states and 121 transitions. Second operand 9 states. [2020-10-22 00:47:37,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:47:37,047 INFO L93 Difference]: Finished difference Result 111 states and 158 transitions. [2020-10-22 00:47:37,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-22 00:47:37,048 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 22 [2020-10-22 00:47:37,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:47:37,049 INFO L225 Difference]: With dead ends: 111 [2020-10-22 00:47:37,049 INFO L226 Difference]: Without dead ends: 95 [2020-10-22 00:47:37,049 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 00:47:37,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2020-10-22 00:47:37,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2020-10-22 00:47:37,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-10-22 00:47:37,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 142 transitions. [2020-10-22 00:47:37,052 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 142 transitions. Word has length 22 [2020-10-22 00:47:37,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:47:37,053 INFO L481 AbstractCegarLoop]: Abstraction has 95 states and 142 transitions. [2020-10-22 00:47:37,053 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-22 00:47:37,053 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 142 transitions. [2020-10-22 00:47:37,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 00:47:37,053 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:47:37,053 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 00:47:37,053 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-10-22 00:47:37,054 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 00:47:37,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:47:37,054 INFO L82 PathProgramCache]: Analyzing trace with hash 1609619909, now seen corresponding path program 16 times [2020-10-22 00:47:37,064 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:47:37,064 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010155912] [2020-10-22 00:47:37,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:47:37,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:47:37,863 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 00:47:37,863 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010155912] [2020-10-22 00:47:37,863 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:47:37,864 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 00:47:37,864 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1023580598] [2020-10-22 00:47:37,864 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:47:37,868 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:47:37,873 INFO L252 McrAutomatonBuilder]: Finished intersection with 25 states and 26 transitions. [2020-10-22 00:47:37,873 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:47:37,933 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 00:47:37,936 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:37,939 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 00:47:37,940 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:37,943 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 00:47:37,944 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:37,948 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 00:47:37,950 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:37,954 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 00:47:37,955 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:37,958 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 00:47:37,959 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:37,963 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 00:47:37,963 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:37,976 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:37,977 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-22 00:47:37,977 INFO L244 ElimStorePlain]: Needed 8 recursive calls to eliminate 1 variables, input treesize:111, output treesize:34 [2020-10-22 00:47:38,014 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 00:47:38,015 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-22 00:47:38,015 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:47:38,015 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-22 00:47:38,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2020-10-22 00:47:38,016 INFO L87 Difference]: Start difference. First operand 95 states and 142 transitions. Second operand 15 states. [2020-10-22 00:47:38,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:47:38,862 INFO L93 Difference]: Finished difference Result 126 states and 188 transitions. [2020-10-22 00:47:38,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-22 00:47:38,863 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 22 [2020-10-22 00:47:38,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:47:38,863 INFO L225 Difference]: With dead ends: 126 [2020-10-22 00:47:38,863 INFO L226 Difference]: Without dead ends: 84 [2020-10-22 00:47:38,864 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 00:47:38,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2020-10-22 00:47:38,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2020-10-22 00:47:38,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2020-10-22 00:47:38,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 129 transitions. [2020-10-22 00:47:38,866 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 129 transitions. Word has length 22 [2020-10-22 00:47:38,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:47:38,867 INFO L481 AbstractCegarLoop]: Abstraction has 84 states and 129 transitions. [2020-10-22 00:47:38,867 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-22 00:47:38,867 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 129 transitions. [2020-10-22 00:47:38,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 00:47:38,867 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:47:38,867 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 00:47:38,868 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-10-22 00:47:38,868 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 00:47:38,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:47:38,868 INFO L82 PathProgramCache]: Analyzing trace with hash 468200473, now seen corresponding path program 2 times [2020-10-22 00:47:38,875 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:47:38,875 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556527042] [2020-10-22 00:47:38,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:47:38,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:47:38,969 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 00:47:38,970 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556527042] [2020-10-22 00:47:38,970 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:47:38,970 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-22 00:47:38,970 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [758483553] [2020-10-22 00:47:38,970 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:47:38,975 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:47:38,984 INFO L252 McrAutomatonBuilder]: Finished intersection with 30 states and 36 transitions. [2020-10-22 00:47:38,984 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:47:39,074 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 00:47:39,075 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-22 00:47:39,075 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:47:39,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-22 00:47:39,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-22 00:47:39,076 INFO L87 Difference]: Start difference. First operand 84 states and 129 transitions. Second operand 8 states. [2020-10-22 00:47:39,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:47:39,263 INFO L93 Difference]: Finished difference Result 69 states and 95 transitions. [2020-10-22 00:47:39,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-22 00:47:39,264 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 22 [2020-10-22 00:47:39,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:47:39,264 INFO L225 Difference]: With dead ends: 69 [2020-10-22 00:47:39,265 INFO L226 Difference]: Without dead ends: 69 [2020-10-22 00:47:39,265 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 00:47:39,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2020-10-22 00:47:39,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 67. [2020-10-22 00:47:39,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2020-10-22 00:47:39,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 93 transitions. [2020-10-22 00:47:39,267 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 93 transitions. Word has length 22 [2020-10-22 00:47:39,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:47:39,267 INFO L481 AbstractCegarLoop]: Abstraction has 67 states and 93 transitions. [2020-10-22 00:47:39,268 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-22 00:47:39,268 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2020-10-22 00:47:39,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 00:47:39,268 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:47:39,268 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 00:47:39,268 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-10-22 00:47:39,268 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 00:47:39,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:47:39,269 INFO L82 PathProgramCache]: Analyzing trace with hash -411053783, now seen corresponding path program 17 times [2020-10-22 00:47:39,275 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:47:39,275 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2147289417] [2020-10-22 00:47:39,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:47:39,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:47:40,058 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 00:47:40,058 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2147289417] [2020-10-22 00:47:40,058 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:47:40,059 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 00:47:40,059 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [457460535] [2020-10-22 00:47:40,059 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:47:40,063 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:47:40,070 INFO L252 McrAutomatonBuilder]: Finished intersection with 27 states and 30 transitions. [2020-10-22 00:47:40,071 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:47:40,337 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 51 [2020-10-22 00:47:40,345 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 20 treesize of output 1 [2020-10-22 00:47:40,346 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:40,351 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 00:47:40,351 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:40,357 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 00:47:40,357 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:40,361 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 20 treesize of output 1 [2020-10-22 00:47:40,361 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:40,368 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 00:47:40,368 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:40,373 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 00:47:40,373 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:40,377 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 00:47:40,377 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:40,422 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:40,426 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 00:47:40,426 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:40,430 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 00:47:40,431 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:40,435 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 00:47:40,436 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:40,440 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 00:47:40,441 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:40,445 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 00:47:40,445 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:40,450 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 00:47:40,450 INFO L545 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:40,454 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 00:47:40,454 INFO L545 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:40,469 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:40,469 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_134| vanished before elimination [2020-10-22 00:47:40,469 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_134| vanished before elimination [2020-10-22 00:47:40,470 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-22 00:47:40,470 INFO L244 ElimStorePlain]: Needed 15 recursive calls to eliminate 4 variables, input treesize:322, output treesize:35 [2020-10-22 00:47:40,479 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 00:47:40,479 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-22 00:47:40,479 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:47:40,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-22 00:47:40,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2020-10-22 00:47:40,480 INFO L87 Difference]: Start difference. First operand 67 states and 93 transitions. Second operand 15 states. [2020-10-22 00:47:41,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:47:41,278 INFO L93 Difference]: Finished difference Result 79 states and 104 transitions. [2020-10-22 00:47:41,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-22 00:47:41,278 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 22 [2020-10-22 00:47:41,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:47:41,279 INFO L225 Difference]: With dead ends: 79 [2020-10-22 00:47:41,279 INFO L226 Difference]: Without dead ends: 66 [2020-10-22 00:47:41,280 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 00:47:41,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2020-10-22 00:47:41,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2020-10-22 00:47:41,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2020-10-22 00:47:41,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 91 transitions. [2020-10-22 00:47:41,282 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 91 transitions. Word has length 22 [2020-10-22 00:47:41,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:47:41,282 INFO L481 AbstractCegarLoop]: Abstraction has 66 states and 91 transitions. [2020-10-22 00:47:41,282 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-22 00:47:41,282 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 91 transitions. [2020-10-22 00:47:41,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 00:47:41,283 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:47:41,283 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 00:47:41,283 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-10-22 00:47:41,283 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 00:47:41,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:47:41,284 INFO L82 PathProgramCache]: Analyzing trace with hash -2098826979, now seen corresponding path program 18 times [2020-10-22 00:47:41,290 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:47:41,290 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271626247] [2020-10-22 00:47:41,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:47:41,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:47:42,013 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 00:47:42,013 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271626247] [2020-10-22 00:47:42,014 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:47:42,014 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 00:47:42,014 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [433953886] [2020-10-22 00:47:42,014 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:47:42,017 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:47:42,025 INFO L252 McrAutomatonBuilder]: Finished intersection with 31 states and 38 transitions. [2020-10-22 00:47:42,025 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:47:42,033 INFO L603 QuantifierPusher]: Distributing 6 disjuncts over 3 conjuncts [2020-10-22 00:47:42,044 INFO L603 QuantifierPusher]: Distributing 6 disjuncts over 3 conjuncts [2020-10-22 00:47:42,692 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 54 [2020-10-22 00:47:42,700 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 00:47:42,701 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:42,707 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 00:47:42,707 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:42,714 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 00:47:42,714 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:42,720 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 00:47:42,721 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:42,727 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 00:47:42,727 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:42,732 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 00:47:42,733 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:42,781 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:42,781 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_135| vanished before elimination [2020-10-22 00:47:42,786 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 00:47:42,787 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:42,792 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 00:47:42,792 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:42,797 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 00:47:42,798 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:42,802 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 00:47:42,802 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:42,807 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 00:47:42,808 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:42,813 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 00:47:42,814 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:42,833 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:42,833 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_135| vanished before elimination [2020-10-22 00:47:42,833 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 8 xjuncts. [2020-10-22 00:47:42,834 INFO L244 ElimStorePlain]: Needed 13 recursive calls to eliminate 4 variables, input treesize:305, output treesize:59 [2020-10-22 00:47:43,004 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 00:47:43,004 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-22 00:47:43,004 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:47:43,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-22 00:47:43,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-10-22 00:47:43,005 INFO L87 Difference]: Start difference. First operand 66 states and 91 transitions. Second operand 14 states. [2020-10-22 00:47:43,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:47:43,752 INFO L93 Difference]: Finished difference Result 66 states and 90 transitions. [2020-10-22 00:47:43,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-22 00:47:43,752 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-22 00:47:43,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:47:43,753 INFO L225 Difference]: With dead ends: 66 [2020-10-22 00:47:43,753 INFO L226 Difference]: Without dead ends: 54 [2020-10-22 00:47:43,753 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 00:47:43,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2020-10-22 00:47:43,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2020-10-22 00:47:43,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-10-22 00:47:43,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 77 transitions. [2020-10-22 00:47:43,756 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 77 transitions. Word has length 22 [2020-10-22 00:47:43,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:47:43,756 INFO L481 AbstractCegarLoop]: Abstraction has 54 states and 77 transitions. [2020-10-22 00:47:43,756 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-22 00:47:43,757 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 77 transitions. [2020-10-22 00:47:43,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 00:47:43,757 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:47:43,757 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 00:47:43,757 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-10-22 00:47:43,757 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 00:47:43,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:47:43,758 INFO L82 PathProgramCache]: Analyzing trace with hash 1088468309, now seen corresponding path program 19 times [2020-10-22 00:47:43,766 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:47:43,766 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693676132] [2020-10-22 00:47:43,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:47:43,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:47:44,515 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 00:47:44,515 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693676132] [2020-10-22 00:47:44,515 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:47:44,515 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 00:47:44,516 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [243764139] [2020-10-22 00:47:44,516 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:47:44,520 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:47:44,528 INFO L252 McrAutomatonBuilder]: Finished intersection with 31 states and 38 transitions. [2020-10-22 00:47:44,528 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:47:44,901 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 00:47:44,901 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:44,905 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 00:47:44,906 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:44,910 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 00:47:44,910 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:44,914 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 00:47:44,915 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:44,919 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 00:47:44,919 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:44,923 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 00:47:44,924 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:44,937 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:44,938 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-22 00:47:44,938 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:106, output treesize:40 [2020-10-22 00:47:44,993 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 00:47:44,994 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-22 00:47:44,994 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:47:44,994 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-22 00:47:44,995 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2020-10-22 00:47:44,995 INFO L87 Difference]: Start difference. First operand 54 states and 77 transitions. Second operand 15 states. [2020-10-22 00:47:45,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:47:45,761 INFO L93 Difference]: Finished difference Result 72 states and 101 transitions. [2020-10-22 00:47:45,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-22 00:47:45,762 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 22 [2020-10-22 00:47:45,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:47:45,763 INFO L225 Difference]: With dead ends: 72 [2020-10-22 00:47:45,763 INFO L226 Difference]: Without dead ends: 72 [2020-10-22 00:47:45,764 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 00:47:45,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2020-10-22 00:47:45,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 71. [2020-10-22 00:47:45,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-10-22 00:47:45,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 101 transitions. [2020-10-22 00:47:45,766 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 101 transitions. Word has length 22 [2020-10-22 00:47:45,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:47:45,767 INFO L481 AbstractCegarLoop]: Abstraction has 71 states and 101 transitions. [2020-10-22 00:47:45,767 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-22 00:47:45,767 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 101 transitions. [2020-10-22 00:47:45,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 00:47:45,767 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:47:45,767 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 00:47:45,768 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2020-10-22 00:47:45,768 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 00:47:45,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:47:45,768 INFO L82 PathProgramCache]: Analyzing trace with hash 1088468264, now seen corresponding path program 4 times [2020-10-22 00:47:45,776 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:47:45,776 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981671582] [2020-10-22 00:47:45,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:47:45,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:47:45,952 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 00:47:45,952 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981671582] [2020-10-22 00:47:45,953 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:47:45,953 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-22 00:47:45,953 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [749989043] [2020-10-22 00:47:45,953 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:47:45,959 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:47:45,994 INFO L252 McrAutomatonBuilder]: Finished intersection with 31 states and 38 transitions. [2020-10-22 00:47:45,994 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:47:46,310 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 00:47:46,311 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:46,315 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 00:47:46,315 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:46,319 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 00:47:46,320 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:46,324 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 00:47:46,325 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:46,336 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:46,336 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2020-10-22 00:47:46,336 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:60, output treesize:16 [2020-10-22 00:47:46,384 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 00:47:46,384 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-22 00:47:46,385 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:47:46,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-22 00:47:46,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-22 00:47:46,385 INFO L87 Difference]: Start difference. First operand 71 states and 101 transitions. Second operand 10 states. [2020-10-22 00:47:46,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:47:46,696 INFO L93 Difference]: Finished difference Result 70 states and 99 transitions. [2020-10-22 00:47:46,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-22 00:47:46,696 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 22 [2020-10-22 00:47:46,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:47:46,697 INFO L225 Difference]: With dead ends: 70 [2020-10-22 00:47:46,697 INFO L226 Difference]: Without dead ends: 44 [2020-10-22 00:47:46,697 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 00:47:46,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2020-10-22 00:47:46,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2020-10-22 00:47:46,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2020-10-22 00:47:46,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 62 transitions. [2020-10-22 00:47:46,699 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 62 transitions. Word has length 22 [2020-10-22 00:47:46,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:47:46,699 INFO L481 AbstractCegarLoop]: Abstraction has 44 states and 62 transitions. [2020-10-22 00:47:46,699 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-22 00:47:46,700 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 62 transitions. [2020-10-22 00:47:46,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 00:47:46,700 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:47:46,700 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 00:47:46,700 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2020-10-22 00:47:46,700 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 00:47:46,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:47:46,701 INFO L82 PathProgramCache]: Analyzing trace with hash 22133125, now seen corresponding path program 3 times [2020-10-22 00:47:46,702 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:47:46,702 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642281433] [2020-10-22 00:47:46,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:47:46,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:47:46,926 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 00:47:46,926 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642281433] [2020-10-22 00:47:46,926 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:47:46,926 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 00:47:46,926 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [636524666] [2020-10-22 00:47:46,927 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:47:46,930 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:47:46,938 INFO L252 McrAutomatonBuilder]: Finished intersection with 33 states and 42 transitions. [2020-10-22 00:47:46,938 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:47:47,129 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 17 [2020-10-22 00:47:47,357 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2020-10-22 00:47:47,359 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-10-22 00:47:47,373 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 00:47:47,374 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:47,378 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 00:47:47,378 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:47,379 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 00:47:47,380 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:47,393 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:47,395 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:47,402 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:47,402 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-22 00:47:47,402 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_142| vanished before elimination [2020-10-22 00:47:47,403 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 00:47:47,403 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:171, output treesize:22 [2020-10-22 00:47:47,597 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 54 [2020-10-22 00:47:47,599 INFO L603 QuantifierPusher]: Distributing 4 disjuncts over 3 conjuncts [2020-10-22 00:47:47,610 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 00:47:47,610 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:47,616 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 00:47:47,616 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:47,619 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 00:47:47,619 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:47,620 WARN L234 Elim1Store]: Array PQE input equivalent to true [2020-10-22 00:47:47,620 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:47,650 INFO L625 ElimStorePlain]: treesize reduction 39, result has 52.4 percent of original size [2020-10-22 00:47:47,652 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:47,659 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:47,659 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-22 00:47:47,659 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_143| vanished before elimination [2020-10-22 00:47:47,660 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 00:47:47,660 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:213, output treesize:22 [2020-10-22 00:47:47,683 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 00:47:47,683 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-22 00:47:47,683 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:47:47,684 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-22 00:47:47,684 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2020-10-22 00:47:47,684 INFO L87 Difference]: Start difference. First operand 44 states and 62 transitions. Second operand 13 states. [2020-10-22 00:47:48,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:47:48,063 INFO L93 Difference]: Finished difference Result 44 states and 61 transitions. [2020-10-22 00:47:48,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-22 00:47:48,064 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 22 [2020-10-22 00:47:48,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:47:48,065 INFO L225 Difference]: With dead ends: 44 [2020-10-22 00:47:48,065 INFO L226 Difference]: Without dead ends: 35 [2020-10-22 00:47:48,065 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 00:47:48,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2020-10-22 00:47:48,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2020-10-22 00:47:48,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-10-22 00:47:48,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 46 transitions. [2020-10-22 00:47:48,068 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 46 transitions. Word has length 22 [2020-10-22 00:47:48,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:47:48,068 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 46 transitions. [2020-10-22 00:47:48,069 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-22 00:47:48,069 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 46 transitions. [2020-10-22 00:47:48,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 00:47:48,069 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:47:48,069 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 00:47:48,069 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2020-10-22 00:47:48,069 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 00:47:48,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:47:48,070 INFO L82 PathProgramCache]: Analyzing trace with hash 913881587, now seen corresponding path program 20 times [2020-10-22 00:47:48,077 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:47:48,077 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050587478] [2020-10-22 00:47:48,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:47:48,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:47:48,788 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 00:47:48,788 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050587478] [2020-10-22 00:47:48,789 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:47:48,789 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 00:47:48,789 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [449154129] [2020-10-22 00:47:48,789 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:47:48,792 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:47:48,800 INFO L252 McrAutomatonBuilder]: Finished intersection with 32 states and 40 transitions. [2020-10-22 00:47:48,800 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:47:49,019 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 48 [2020-10-22 00:47:49,026 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 00:47:49,026 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:49,035 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 00:47:49,035 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:49,041 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 00:47:49,041 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:49,047 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 00:47:49,047 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:49,053 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 00:47:49,053 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:49,057 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 00:47:49,057 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:49,095 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:49,100 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 00:47:49,100 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:49,105 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 00:47:49,105 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:49,111 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 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 00:47:49,111 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:49,116 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 00:47:49,116 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:49,121 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 00:47:49,121 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:49,129 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 00:47:49,129 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:49,142 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:49,142 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_144| vanished before elimination [2020-10-22 00:47:49,142 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_144| vanished before elimination [2020-10-22 00:47:49,142 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 6 xjuncts. [2020-10-22 00:47:49,143 INFO L244 ElimStorePlain]: Needed 13 recursive calls to eliminate 4 variables, input treesize:289, output treesize:43 [2020-10-22 00:47:49,572 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 00:47:49,573 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-22 00:47:49,573 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:47:49,573 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-22 00:47:49,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2020-10-22 00:47:49,574 INFO L87 Difference]: Start difference. First operand 35 states and 46 transitions. Second operand 15 states. [2020-10-22 00:47:50,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:47:50,245 INFO L93 Difference]: Finished difference Result 42 states and 52 transitions. [2020-10-22 00:47:50,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-22 00:47:50,245 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 22 [2020-10-22 00:47:50,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:47:50,246 INFO L225 Difference]: With dead ends: 42 [2020-10-22 00:47:50,246 INFO L226 Difference]: Without dead ends: 34 [2020-10-22 00:47:50,247 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 00:47:50,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2020-10-22 00:47:50,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2020-10-22 00:47:50,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2020-10-22 00:47:50,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 44 transitions. [2020-10-22 00:47:50,248 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 44 transitions. Word has length 22 [2020-10-22 00:47:50,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:47:50,249 INFO L481 AbstractCegarLoop]: Abstraction has 34 states and 44 transitions. [2020-10-22 00:47:50,249 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-22 00:47:50,249 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2020-10-22 00:47:50,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-22 00:47:50,249 INFO L414 BasicCegarLoop]: Found error trace [2020-10-22 00:47:50,250 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 00:47:50,250 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2020-10-22 00:47:50,250 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 00:47:50,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-22 00:47:50,250 INFO L82 PathProgramCache]: Analyzing trace with hash -92005337, now seen corresponding path program 21 times [2020-10-22 00:47:50,251 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-22 00:47:50,251 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [505429650] [2020-10-22 00:47:50,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-22 00:47:50,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-22 00:47:50,903 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 00:47:50,903 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [505429650] [2020-10-22 00:47:50,903 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-22 00:47:50,903 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-22 00:47:50,903 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1486164766] [2020-10-22 00:47:50,904 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-22 00:47:50,906 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-10-22 00:47:50,916 INFO L252 McrAutomatonBuilder]: Finished intersection with 34 states and 44 transitions. [2020-10-22 00:47:50,917 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-22 00:47:50,925 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-10-22 00:47:51,304 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 50 [2020-10-22 00:47:51,320 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 00:47:51,321 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:51,330 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 00:47:51,330 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:51,340 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 00:47:51,340 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:51,370 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:51,370 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.base_147| vanished before elimination [2020-10-22 00:47:51,376 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 00:47:51,377 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:51,383 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 00:47:51,383 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:51,387 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 00:47:51,387 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:51,399 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:51,399 INFO L513 ElimStorePlain]: Eliminatee |v_#memory_$Pointer$.offset_147| vanished before elimination [2020-10-22 00:47:51,399 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 5 xjuncts. [2020-10-22 00:47:51,399 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:159, output treesize:36 [2020-10-22 00:47:52,092 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 54 [2020-10-22 00:47:52,097 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:52,100 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:52,103 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:52,106 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:52,109 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:52,112 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:52,159 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:52,161 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:52,164 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:52,167 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:52,170 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:52,172 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:52,174 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:52,192 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:52,192 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-22 00:47:52,192 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-22 00:47:52,192 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 8 xjuncts. [2020-10-22 00:47:52,193 INFO L244 ElimStorePlain]: Needed 13 recursive calls to eliminate 4 variables, input treesize:305, output treesize:59 [2020-10-22 00:47:52,379 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 51 [2020-10-22 00:47:52,393 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:52,397 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:52,399 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:52,402 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:52,404 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:52,407 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:52,409 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:52,449 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:52,452 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:52,454 INFO L545 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:52,456 INFO L545 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:52,458 INFO L545 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:52,460 INFO L545 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:52,463 INFO L545 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:52,464 INFO L545 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2020-10-22 00:47:52,485 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-22 00:47:52,486 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.base| vanished before elimination [2020-10-22 00:47:52,486 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-10-22 00:47:52,486 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 7 xjuncts. [2020-10-22 00:47:52,486 INFO L244 ElimStorePlain]: Needed 15 recursive calls to eliminate 4 variables, input treesize:322, output treesize:35 [2020-10-22 00:47:52,495 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-22 00:47:52,495 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-22 00:47:52,496 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-22 00:47:52,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-22 00:47:52,496 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2020-10-22 00:47:52,497 INFO L87 Difference]: Start difference. First operand 34 states and 44 transitions. Second operand 14 states. [2020-10-22 00:47:53,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-22 00:47:53,081 INFO L93 Difference]: Finished difference Result 33 states and 43 transitions. [2020-10-22 00:47:53,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-22 00:47:53,081 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-10-22 00:47:53,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-22 00:47:53,082 INFO L225 Difference]: With dead ends: 33 [2020-10-22 00:47:53,082 INFO L226 Difference]: Without dead ends: 0 [2020-10-22 00:47:53,082 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 4 SyntacticMatches, 8 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=72, Invalid=348, Unknown=0, NotChecked=0, Total=420 [2020-10-22 00:47:53,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-22 00:47:53,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-22 00:47:53,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-22 00:47:53,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-22 00:47:53,084 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 22 [2020-10-22 00:47:53,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-22 00:47:53,084 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-22 00:47:53,085 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-22 00:47:53,085 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-22 00:47:53,085 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-22 00:47:53,085 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2020-10-22 00:47:53,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 12:47:53 BasicIcfg [2020-10-22 00:47:53,089 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-22 00:47:53,091 INFO L168 Benchmark]: Toolchain (without parser) took 72795.01 ms. Allocated memory was 141.0 MB in the beginning and 586.7 MB in the end (delta: 445.6 MB). Free memory was 100.5 MB in the beginning and 97.0 MB in the end (delta: 3.6 MB). Peak memory consumption was 449.2 MB. Max. memory is 7.1 GB. [2020-10-22 00:47:53,091 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-22 00:47:53,092 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1475.70 ms. Allocated memory was 141.0 MB in the beginning and 234.4 MB in the end (delta: 93.3 MB). Free memory was 99.7 MB in the beginning and 161.4 MB in the end (delta: -61.7 MB). Peak memory consumption was 74.9 MB. Max. memory is 7.1 GB. [2020-10-22 00:47:53,092 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.46 ms. Allocated memory is still 234.4 MB. Free memory was 161.4 MB in the beginning and 157.3 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-10-22 00:47:53,092 INFO L168 Benchmark]: Boogie Preprocessor took 49.03 ms. Allocated memory is still 234.4 MB. Free memory was 157.3 MB in the beginning and 154.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2020-10-22 00:47:53,092 INFO L168 Benchmark]: RCFGBuilder took 789.02 ms. Allocated memory is still 234.4 MB. Free memory was 154.5 MB in the beginning and 102.7 MB in the end (delta: 51.8 MB). Peak memory consumption was 51.8 MB. Max. memory is 7.1 GB. [2020-10-22 00:47:53,093 INFO L168 Benchmark]: TraceAbstraction took 70372.60 ms. Allocated memory was 234.4 MB in the beginning and 586.7 MB in the end (delta: 352.3 MB). Free memory was 102.7 MB in the beginning and 97.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 358.0 MB. Max. memory is 7.1 GB. [2020-10-22 00:47:53,094 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1475.70 ms. Allocated memory was 141.0 MB in the beginning and 234.4 MB in the end (delta: 93.3 MB). Free memory was 99.7 MB in the beginning and 161.4 MB in the end (delta: -61.7 MB). Peak memory consumption was 74.9 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 94.46 ms. Allocated memory is still 234.4 MB. Free memory was 161.4 MB in the beginning and 157.3 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 49.03 ms. Allocated memory is still 234.4 MB. Free memory was 157.3 MB in the beginning and 154.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 789.02 ms. Allocated memory is still 234.4 MB. Free memory was 154.5 MB in the beginning and 102.7 MB in the end (delta: 51.8 MB). Peak memory consumption was 51.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 70372.60 ms. Allocated memory was 234.4 MB in the beginning and 586.7 MB in the end (delta: 352.3 MB). Free memory was 102.7 MB in the beginning and 97.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 358.0 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: 10.8s, 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: 70.2s, OverallIterations: 32, TraceHistogramMax: 1, AutomataDifference: 21.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 10.8s, HoareTripleCheckerStatistics: 775 SDtfs, 1379 SDslu, 3552 SDs, 0 SdLazy, 8948 SolverSat, 655 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.4s 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, 16.1s 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...