/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/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-ext/02_inc_cas.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-507b705 [2020-09-11 12:07:01,732 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-11 12:07:01,736 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-11 12:07:01,784 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-11 12:07:01,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-11 12:07:01,794 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-11 12:07:01,797 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-11 12:07:01,801 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-11 12:07:01,804 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-11 12:07:01,805 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-11 12:07:01,806 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-11 12:07:01,809 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-11 12:07:01,809 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-11 12:07:01,811 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-11 12:07:01,812 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-11 12:07:01,815 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-11 12:07:01,816 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-11 12:07:01,818 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-11 12:07:01,819 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-11 12:07:01,827 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-11 12:07:01,830 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-11 12:07:01,831 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-11 12:07:01,833 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-11 12:07:01,834 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-11 12:07:01,840 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-11 12:07:01,840 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-11 12:07:01,840 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-11 12:07:01,843 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-11 12:07:01,844 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-11 12:07:01,846 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-11 12:07:01,846 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-11 12:07:01,847 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-11 12:07:01,848 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-11 12:07:01,848 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-11 12:07:01,850 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-11 12:07:01,850 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-11 12:07:01,851 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-11 12:07:01,851 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-11 12:07:01,851 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-11 12:07:01,852 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-11 12:07:01,854 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-11 12:07:01,855 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-11 12:07:01,903 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-11 12:07:01,903 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-11 12:07:01,906 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-11 12:07:01,906 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-11 12:07:01,906 INFO L138 SettingsManager]: * Use SBE=true [2020-09-11 12:07:01,906 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-11 12:07:01,907 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-11 12:07:01,907 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-11 12:07:01,907 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-11 12:07:01,908 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-11 12:07:01,909 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-11 12:07:01,909 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-11 12:07:01,909 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-11 12:07:01,910 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-11 12:07:01,910 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-11 12:07:01,910 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-11 12:07:01,910 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-11 12:07:01,910 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-11 12:07:01,911 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-11 12:07:01,911 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-11 12:07:01,911 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-11 12:07:01,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-11 12:07:01,911 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-11 12:07:01,912 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-11 12:07:01,912 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-11 12:07:01,912 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-11 12:07:01,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-11 12:07:01,913 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-11 12:07:01,913 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-11 12:07:01,913 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-11 12:07:02,329 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-11 12:07:02,353 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-11 12:07:02,358 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-11 12:07:02,361 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-11 12:07:02,361 INFO L275 PluginConnector]: CDTParser initialized [2020-09-11 12:07:02,362 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/02_inc_cas.i [2020-09-11 12:07:02,450 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/96be578cb/fbe7441677554b69b1e779c9854cec8f/FLAGf3ba3df69 [2020-09-11 12:07:03,077 INFO L306 CDTParser]: Found 1 translation units. [2020-09-11 12:07:03,077 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-ext/02_inc_cas.i [2020-09-11 12:07:03,090 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/96be578cb/fbe7441677554b69b1e779c9854cec8f/FLAGf3ba3df69 [2020-09-11 12:07:03,309 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/96be578cb/fbe7441677554b69b1e779c9854cec8f [2020-09-11 12:07:03,321 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-11 12:07:03,327 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-09-11 12:07:03,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-11 12:07:03,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-11 12:07:03,332 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-11 12:07:03,333 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 12:07:03" (1/1) ... [2020-09-11 12:07:03,338 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@346213aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 12:07:03, skipping insertion in model container [2020-09-11 12:07:03,338 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 12:07:03" (1/1) ... [2020-09-11 12:07:03,345 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-11 12:07:03,393 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-11 12:07:03,901 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-11 12:07:03,914 INFO L203 MainTranslator]: Completed pre-run [2020-09-11 12:07:03,977 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-11 12:07:04,047 INFO L208 MainTranslator]: Completed translation [2020-09-11 12:07:04,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 12:07:04 WrapperNode [2020-09-11 12:07:04,048 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-11 12:07:04,049 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-09-11 12:07:04,049 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-09-11 12:07:04,049 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-09-11 12:07:04,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 12:07:04" (1/1) ... [2020-09-11 12:07:04,078 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 12:07:04" (1/1) ... [2020-09-11 12:07:04,106 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-09-11 12:07:04,106 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-11 12:07:04,107 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-11 12:07:04,107 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-11 12:07:04,118 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 12:07:04" (1/1) ... [2020-09-11 12:07:04,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 12:07:04" (1/1) ... [2020-09-11 12:07:04,121 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 12:07:04" (1/1) ... [2020-09-11 12:07:04,122 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 12:07:04" (1/1) ... [2020-09-11 12:07:04,128 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 12:07:04" (1/1) ... [2020-09-11 12:07:04,134 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 12:07:04" (1/1) ... [2020-09-11 12:07:04,136 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 12:07:04" (1/1) ... [2020-09-11 12:07:04,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-11 12:07:04,140 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-11 12:07:04,140 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-11 12:07:04,140 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-11 12:07:04,141 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 12:07:04" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-09-11 12:07:04,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-11 12:07:04,219 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-09-11 12:07:04,219 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-09-11 12:07:04,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-11 12:07:04,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-11 12:07:04,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-11 12:07:04,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-11 12:07:04,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-11 12:07:04,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-11 12:07:04,222 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-09-11 12:07:04,782 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-11 12:07:04,783 INFO L295 CfgBuilder]: Removed 6 assume(true) statements. [2020-09-11 12:07:04,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 12:07:04 BoogieIcfgContainer [2020-09-11 12:07:04,790 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-11 12:07:04,791 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-11 12:07:04,791 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-11 12:07:04,796 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-11 12:07:04,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.09 12:07:03" (1/3) ... [2020-09-11 12:07:04,797 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@307d01fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.09 12:07:04, skipping insertion in model container [2020-09-11 12:07:04,798 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 12:07:04" (2/3) ... [2020-09-11 12:07:04,798 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@307d01fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.09 12:07:04, skipping insertion in model container [2020-09-11 12:07:04,799 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 12:07:04" (3/3) ... [2020-09-11 12:07:04,802 INFO L109 eAbstractionObserver]: Analyzing ICFG 02_inc_cas.i [2020-09-11 12:07:04,814 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-09-11 12:07:04,814 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-09-11 12:07:04,825 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-11 12:07:04,827 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-09-11 12:07:04,859 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,859 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,860 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,860 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,860 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,861 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,861 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,861 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,861 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,862 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,862 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,862 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,862 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,862 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,863 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,863 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,863 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,863 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,864 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,864 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,864 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,864 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,864 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,865 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,865 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,865 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,865 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,866 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,866 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,866 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,866 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,866 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,866 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,867 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,867 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,867 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,867 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,867 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,868 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,868 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,868 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,868 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,868 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,868 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,869 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,869 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,870 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,870 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,870 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,870 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,870 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,871 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,871 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,871 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,871 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,871 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,872 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,876 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,876 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,876 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,877 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,877 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,877 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,877 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,878 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,878 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,878 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,878 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,878 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,879 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,879 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,879 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,879 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,879 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,880 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,880 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,880 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,880 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,880 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,881 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,881 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:04,904 INFO L251 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-09-11 12:07:04,931 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-11 12:07:04,932 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-11 12:07:04,932 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-09-11 12:07:04,932 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-11 12:07:04,932 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-11 12:07:04,932 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-11 12:07:04,933 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-11 12:07:04,933 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-11 12:07:04,949 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 48 places, 50 transitions, 105 flow [2020-09-11 12:07:04,952 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 48 places, 50 transitions, 105 flow [2020-09-11 12:07:04,992 INFO L129 PetriNetUnfolder]: 6/58 cut-off events. [2020-09-11 12:07:04,993 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-09-11 12:07:04,999 INFO L80 FinitePrefix]: Finished finitePrefix Result has 63 conditions, 58 events. 6/58 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 99 event pairs, 0 based on Foata normal form. 0/49 useless extension candidates. Maximal degree in co-relation 40. Up to 4 conditions per place. [2020-09-11 12:07:05,001 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 48 places, 50 transitions, 105 flow [2020-09-11 12:07:05,017 INFO L129 PetriNetUnfolder]: 6/58 cut-off events. [2020-09-11 12:07:05,017 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-09-11 12:07:05,018 INFO L80 FinitePrefix]: Finished finitePrefix Result has 63 conditions, 58 events. 6/58 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 99 event pairs, 0 based on Foata normal form. 0/49 useless extension candidates. Maximal degree in co-relation 40. Up to 4 conditions per place. [2020-09-11 12:07:05,020 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 620 [2020-09-11 12:07:05,021 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-09-11 12:07:05,234 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:07:05,432 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:07:05,771 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:07:05,958 INFO L206 etLargeBlockEncoding]: Checked pairs total: 528 [2020-09-11 12:07:05,958 INFO L214 etLargeBlockEncoding]: Total number of compositions: 42 [2020-09-11 12:07:05,964 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 16 places, 16 transitions, 37 flow [2020-09-11 12:07:05,977 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 44 states. [2020-09-11 12:07:05,980 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states. [2020-09-11 12:07:05,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-09-11 12:07:05,988 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 12:07:05,989 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-09-11 12:07:05,990 INFO L427 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-11 12:07:05,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 12:07:05,997 INFO L82 PathProgramCache]: Analyzing trace with hash -813454265, now seen corresponding path program 1 times [2020-09-11 12:07:06,011 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 12:07:06,011 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680364906] [2020-09-11 12:07:06,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 12:07:06,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 12:07:06,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-11 12:07:06,204 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680364906] [2020-09-11 12:07:06,205 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-11 12:07:06,206 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-09-11 12:07:06,207 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929026237] [2020-09-11 12:07:06,212 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-09-11 12:07:06,212 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-11 12:07:06,228 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-09-11 12:07:06,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-09-11 12:07:06,231 INFO L87 Difference]: Start difference. First operand 44 states. Second operand 2 states. [2020-09-11 12:07:06,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-11 12:07:06,246 INFO L93 Difference]: Finished difference Result 35 states and 63 transitions. [2020-09-11 12:07:06,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-09-11 12:07:06,248 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 6 [2020-09-11 12:07:06,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-11 12:07:06,260 INFO L225 Difference]: With dead ends: 35 [2020-09-11 12:07:06,260 INFO L226 Difference]: Without dead ends: 35 [2020-09-11 12:07:06,262 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-09-11 12:07:06,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2020-09-11 12:07:06,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2020-09-11 12:07:06,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-09-11 12:07:06,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 63 transitions. [2020-09-11 12:07:06,300 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 63 transitions. Word has length 6 [2020-09-11 12:07:06,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-11 12:07:06,300 INFO L479 AbstractCegarLoop]: Abstraction has 35 states and 63 transitions. [2020-09-11 12:07:06,300 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-09-11 12:07:06,300 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2020-09-11 12:07:06,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-09-11 12:07:06,301 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 12:07:06,301 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2020-09-11 12:07:06,302 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-11 12:07:06,302 INFO L427 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-11 12:07:06,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 12:07:06,302 INFO L82 PathProgramCache]: Analyzing trace with hash -813529685, now seen corresponding path program 1 times [2020-09-11 12:07:06,303 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 12:07:06,303 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916486916] [2020-09-11 12:07:06,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 12:07:06,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-11 12:07:06,330 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-11 12:07:06,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-11 12:07:06,349 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-11 12:07:06,375 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-09-11 12:07:06,376 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-09-11 12:07:06,377 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-11 12:07:06,378 WARN L363 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2020-09-11 12:07:06,379 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2020-09-11 12:07:06,404 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,405 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,405 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,405 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,405 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,406 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,406 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,406 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,406 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,406 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,407 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,407 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,407 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,407 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,407 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,408 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,408 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,408 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,408 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,408 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,408 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,409 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,409 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,409 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,409 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,410 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,410 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,410 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,410 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,410 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,410 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,411 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,411 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,411 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,411 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,411 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,411 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,411 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,412 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,412 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,412 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,412 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,412 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,412 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,413 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,413 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,413 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,413 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,414 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,414 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,414 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,414 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,414 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,414 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,415 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,415 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,415 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,416 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,416 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,416 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,416 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,416 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,417 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,417 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,417 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,417 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,417 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,417 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,418 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,418 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,418 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,418 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,418 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,419 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,419 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,419 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,419 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,419 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,420 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,420 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,420 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,420 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,420 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,421 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,421 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,421 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,421 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,421 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,421 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,422 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,422 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,422 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,422 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,422 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,422 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,422 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,423 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,423 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,423 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,423 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,423 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,423 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,424 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,424 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,424 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,424 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,424 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,425 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,425 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,425 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,425 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,425 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,426 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,426 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,426 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,426 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,426 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,427 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,427 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,427 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,427 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,427 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,427 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,428 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,428 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,428 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,428 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,428 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,429 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,429 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,429 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,429 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,429 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,429 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,430 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,430 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,430 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,430 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,436 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,437 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,437 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,437 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,437 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,437 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,437 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,438 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,438 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,438 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,438 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,438 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,438 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,439 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,439 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,439 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,439 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,439 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,439 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,440 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,440 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,440 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,440 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,440 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:06,443 INFO L251 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-09-11 12:07:06,443 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-11 12:07:06,443 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-11 12:07:06,443 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-09-11 12:07:06,444 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-11 12:07:06,444 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-11 12:07:06,444 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-11 12:07:06,444 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-11 12:07:06,444 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-11 12:07:06,447 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 78 places, 82 transitions, 176 flow [2020-09-11 12:07:06,447 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 78 places, 82 transitions, 176 flow [2020-09-11 12:07:06,469 INFO L129 PetriNetUnfolder]: 11/99 cut-off events. [2020-09-11 12:07:06,470 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-09-11 12:07:06,471 INFO L80 FinitePrefix]: Finished finitePrefix Result has 109 conditions, 99 events. 11/99 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 284 event pairs, 0 based on Foata normal form. 0/83 useless extension candidates. Maximal degree in co-relation 71. Up to 6 conditions per place. [2020-09-11 12:07:06,475 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 78 places, 82 transitions, 176 flow [2020-09-11 12:07:06,493 INFO L129 PetriNetUnfolder]: 11/99 cut-off events. [2020-09-11 12:07:06,493 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-09-11 12:07:06,495 INFO L80 FinitePrefix]: Finished finitePrefix Result has 109 conditions, 99 events. 11/99 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 284 event pairs, 0 based on Foata normal form. 0/83 useless extension candidates. Maximal degree in co-relation 71. Up to 6 conditions per place. [2020-09-11 12:07:06,499 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 3224 [2020-09-11 12:07:06,499 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-09-11 12:07:06,758 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-11 12:07:06,896 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-11 12:07:07,131 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-11 12:07:07,284 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-11 12:07:07,849 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:07:08,069 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:07:08,287 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:07:08,414 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:07:08,445 INFO L206 etLargeBlockEncoding]: Checked pairs total: 3947 [2020-09-11 12:07:08,446 INFO L214 etLargeBlockEncoding]: Total number of compositions: 67 [2020-09-11 12:07:08,446 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 28 places, 29 transitions, 70 flow [2020-09-11 12:07:08,465 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 445 states. [2020-09-11 12:07:08,465 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states. [2020-09-11 12:07:08,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-09-11 12:07:08,466 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 12:07:08,467 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-09-11 12:07:08,467 INFO L427 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-11 12:07:08,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 12:07:08,467 INFO L82 PathProgramCache]: Analyzing trace with hash 280568248, now seen corresponding path program 1 times [2020-09-11 12:07:08,468 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 12:07:08,468 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [305540129] [2020-09-11 12:07:08,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 12:07:08,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 12:07:08,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-11 12:07:08,506 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [305540129] [2020-09-11 12:07:08,507 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-11 12:07:08,507 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-09-11 12:07:08,507 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745828821] [2020-09-11 12:07:08,507 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-09-11 12:07:08,508 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-11 12:07:08,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-09-11 12:07:08,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-09-11 12:07:08,508 INFO L87 Difference]: Start difference. First operand 445 states. Second operand 2 states. [2020-09-11 12:07:08,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-11 12:07:08,536 INFO L93 Difference]: Finished difference Result 354 states and 1023 transitions. [2020-09-11 12:07:08,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-09-11 12:07:08,537 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 6 [2020-09-11 12:07:08,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-11 12:07:08,547 INFO L225 Difference]: With dead ends: 354 [2020-09-11 12:07:08,547 INFO L226 Difference]: Without dead ends: 354 [2020-09-11 12:07:08,547 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-09-11 12:07:08,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2020-09-11 12:07:08,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 354. [2020-09-11 12:07:08,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 354 states. [2020-09-11 12:07:08,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 1023 transitions. [2020-09-11 12:07:08,603 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 1023 transitions. Word has length 6 [2020-09-11 12:07:08,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-11 12:07:08,603 INFO L479 AbstractCegarLoop]: Abstraction has 354 states and 1023 transitions. [2020-09-11 12:07:08,604 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-09-11 12:07:08,604 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 1023 transitions. [2020-09-11 12:07:08,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-09-11 12:07:08,605 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 12:07:08,605 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1] [2020-09-11 12:07:08,605 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-11 12:07:08,605 INFO L427 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-11 12:07:08,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 12:07:08,608 INFO L82 PathProgramCache]: Analyzing trace with hash 719301720, now seen corresponding path program 1 times [2020-09-11 12:07:08,608 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 12:07:08,608 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569271727] [2020-09-11 12:07:08,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 12:07:08,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-11 12:07:08,653 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-11 12:07:08,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-11 12:07:08,681 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-11 12:07:08,698 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-09-11 12:07:08,699 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-09-11 12:07:08,699 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-11 12:07:08,699 WARN L363 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2020-09-11 12:07:08,701 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2020-09-11 12:07:08,718 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,718 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,718 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,718 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,718 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,718 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,719 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,719 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,719 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,719 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,719 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,719 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,720 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,720 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,720 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,720 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,720 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,720 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,721 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,721 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,721 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,721 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,721 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,721 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,722 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,722 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,722 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,722 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,722 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,722 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,723 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,723 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,723 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,723 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,723 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,723 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,723 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,723 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,724 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,724 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,724 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,724 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,724 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,724 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,724 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,725 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,726 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,726 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,726 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,726 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,726 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,726 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,726 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,727 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,727 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,727 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,727 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,729 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,729 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,729 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,729 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,729 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,730 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,730 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,730 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,730 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,730 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,730 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,731 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,731 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,731 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,731 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,731 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,731 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,732 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,732 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,732 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,732 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,735 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,735 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,735 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,735 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,736 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,736 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,736 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,736 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,736 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,736 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,736 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,737 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,737 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,737 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,737 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,737 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,737 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,737 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,737 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,738 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,741 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,741 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,741 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,741 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,742 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,742 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,742 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,742 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,742 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,744 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,744 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,745 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,745 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,745 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,745 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,745 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,746 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,746 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,746 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,747 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,747 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,747 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,747 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,747 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,747 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,748 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,748 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,748 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,748 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,748 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,749 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,749 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,749 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,749 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,749 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,749 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,749 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,750 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,750 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,750 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,750 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,750 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,750 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,751 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,751 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,751 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,751 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,751 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,751 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,751 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,751 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,752 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,752 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,752 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,752 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,752 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,752 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,752 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,752 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,753 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,753 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,753 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,753 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,753 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,753 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,754 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,754 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,754 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,754 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,754 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,754 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,754 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,755 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,755 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,755 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,755 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,755 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,756 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,756 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,756 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,756 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,756 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,756 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,756 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,757 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,757 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,757 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,757 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,757 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,757 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,758 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,758 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,758 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,758 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,758 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,758 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,758 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,760 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,760 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,760 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,760 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,761 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,761 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,761 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,761 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,761 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,761 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,762 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,762 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,762 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,762 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,763 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,763 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,763 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,763 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,763 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,763 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,764 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,764 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,764 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,764 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,766 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,766 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,766 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,766 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,766 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,766 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,767 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,767 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,768 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,768 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,768 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,768 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,768 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,768 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,769 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,769 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,769 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,769 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,769 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,769 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,770 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,770 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,770 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,770 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:08,771 INFO L251 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-09-11 12:07:08,772 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-11 12:07:08,772 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-11 12:07:08,772 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-09-11 12:07:08,772 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-11 12:07:08,772 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-11 12:07:08,772 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-11 12:07:08,772 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-11 12:07:08,772 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-11 12:07:08,777 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 108 places, 114 transitions, 249 flow [2020-09-11 12:07:08,778 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 108 places, 114 transitions, 249 flow [2020-09-11 12:07:08,798 INFO L129 PetriNetUnfolder]: 16/140 cut-off events. [2020-09-11 12:07:08,798 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2020-09-11 12:07:08,801 INFO L80 FinitePrefix]: Finished finitePrefix Result has 156 conditions, 140 events. 16/140 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 477 event pairs, 0 based on Foata normal form. 0/117 useless extension candidates. Maximal degree in co-relation 103. Up to 8 conditions per place. [2020-09-11 12:07:08,807 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 108 places, 114 transitions, 249 flow [2020-09-11 12:07:08,825 INFO L129 PetriNetUnfolder]: 16/140 cut-off events. [2020-09-11 12:07:08,825 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2020-09-11 12:07:08,827 INFO L80 FinitePrefix]: Finished finitePrefix Result has 156 conditions, 140 events. 16/140 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 477 event pairs, 0 based on Foata normal form. 0/117 useless extension candidates. Maximal degree in co-relation 103. Up to 8 conditions per place. [2020-09-11 12:07:08,833 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 7812 [2020-09-11 12:07:08,833 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-09-11 12:07:08,976 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-11 12:07:09,115 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-11 12:07:09,560 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-11 12:07:09,692 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-11 12:07:10,441 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-09-11 12:07:10,618 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-09-11 12:07:10,732 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:07:10,734 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:07:10,736 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:07:10,758 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:07:11,225 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-09-11 12:07:11,379 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-09-11 12:07:11,845 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:07:11,847 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:07:11,849 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:07:11,866 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:07:12,246 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:07:12,262 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:07:12,263 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:07:12,265 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:07:12,455 INFO L206 etLargeBlockEncoding]: Checked pairs total: 9794 [2020-09-11 12:07:12,456 INFO L214 etLargeBlockEncoding]: Total number of compositions: 96 [2020-09-11 12:07:12,456 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 39 places, 41 transitions, 103 flow [2020-09-11 12:07:12,664 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 4009 states. [2020-09-11 12:07:12,665 INFO L276 IsEmpty]: Start isEmpty. Operand 4009 states. [2020-09-11 12:07:12,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-09-11 12:07:12,666 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 12:07:12,666 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-09-11 12:07:12,666 INFO L427 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-11 12:07:12,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 12:07:12,666 INFO L82 PathProgramCache]: Analyzing trace with hash -1032795845, now seen corresponding path program 1 times [2020-09-11 12:07:12,667 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 12:07:12,667 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874694938] [2020-09-11 12:07:12,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 12:07:12,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 12:07:12,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-11 12:07:12,696 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874694938] [2020-09-11 12:07:12,696 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-11 12:07:12,697 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-09-11 12:07:12,697 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52024850] [2020-09-11 12:07:12,697 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-09-11 12:07:12,697 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-11 12:07:12,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-09-11 12:07:12,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-09-11 12:07:12,698 INFO L87 Difference]: Start difference. First operand 4009 states. Second operand 2 states. [2020-09-11 12:07:12,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-11 12:07:12,767 INFO L93 Difference]: Finished difference Result 3189 states and 12750 transitions. [2020-09-11 12:07:12,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-09-11 12:07:12,767 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 6 [2020-09-11 12:07:12,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-11 12:07:12,808 INFO L225 Difference]: With dead ends: 3189 [2020-09-11 12:07:12,809 INFO L226 Difference]: Without dead ends: 3189 [2020-09-11 12:07:12,809 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-09-11 12:07:12,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3189 states. [2020-09-11 12:07:12,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3189 to 3189. [2020-09-11 12:07:12,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3189 states. [2020-09-11 12:07:12,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3189 states to 3189 states and 12750 transitions. [2020-09-11 12:07:12,961 INFO L78 Accepts]: Start accepts. Automaton has 3189 states and 12750 transitions. Word has length 6 [2020-09-11 12:07:12,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-11 12:07:12,961 INFO L479 AbstractCegarLoop]: Abstraction has 3189 states and 12750 transitions. [2020-09-11 12:07:12,961 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-09-11 12:07:12,961 INFO L276 IsEmpty]: Start isEmpty. Operand 3189 states and 12750 transitions. [2020-09-11 12:07:12,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-09-11 12:07:12,962 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 12:07:12,962 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-11 12:07:12,963 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-11 12:07:12,963 INFO L427 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-11 12:07:12,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 12:07:12,963 INFO L82 PathProgramCache]: Analyzing trace with hash 1140895884, now seen corresponding path program 1 times [2020-09-11 12:07:12,963 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 12:07:12,964 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176607107] [2020-09-11 12:07:12,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 12:07:13,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 12:07:13,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-11 12:07:13,324 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176607107] [2020-09-11 12:07:13,325 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-11 12:07:13,325 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-11 12:07:13,326 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639968029] [2020-09-11 12:07:13,326 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-11 12:07:13,326 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-11 12:07:13,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-11 12:07:13,327 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-11 12:07:13,327 INFO L87 Difference]: Start difference. First operand 3189 states and 12750 transitions. Second operand 9 states. [2020-09-11 12:07:14,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-11 12:07:14,238 INFO L93 Difference]: Finished difference Result 8077 states and 32727 transitions. [2020-09-11 12:07:14,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-09-11 12:07:14,239 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 9 [2020-09-11 12:07:14,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-11 12:07:14,323 INFO L225 Difference]: With dead ends: 8077 [2020-09-11 12:07:14,323 INFO L226 Difference]: Without dead ends: 8077 [2020-09-11 12:07:14,324 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2020-09-11 12:07:14,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8077 states. [2020-09-11 12:07:14,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8077 to 5159. [2020-09-11 12:07:14,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5159 states. [2020-09-11 12:07:14,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5159 states to 5159 states and 20654 transitions. [2020-09-11 12:07:14,635 INFO L78 Accepts]: Start accepts. Automaton has 5159 states and 20654 transitions. Word has length 9 [2020-09-11 12:07:14,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-11 12:07:14,636 INFO L479 AbstractCegarLoop]: Abstraction has 5159 states and 20654 transitions. [2020-09-11 12:07:14,636 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-11 12:07:14,636 INFO L276 IsEmpty]: Start isEmpty. Operand 5159 states and 20654 transitions. [2020-09-11 12:07:14,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-09-11 12:07:14,638 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 12:07:14,638 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-11 12:07:14,638 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-11 12:07:14,638 INFO L427 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-11 12:07:14,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 12:07:14,639 INFO L82 PathProgramCache]: Analyzing trace with hash -1534323010, now seen corresponding path program 1 times [2020-09-11 12:07:14,639 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 12:07:14,639 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532370072] [2020-09-11 12:07:14,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 12:07:14,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 12:07:14,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-11 12:07:14,850 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532370072] [2020-09-11 12:07:14,850 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1239483772] [2020-09-11 12:07:14,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-11 12:07:14,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 12:07:14,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 21 conjunts are in the unsatisfiable core [2020-09-11 12:07:14,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-11 12:07:15,034 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-09-11 12:07:15,035 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 54 [2020-09-11 12:07:15,044 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:15,092 INFO L625 ElimStorePlain]: treesize reduction 24, result has 60.7 percent of original size [2020-09-11 12:07:15,093 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-11 12:07:15,093 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:34, output treesize:37 [2020-09-11 12:07:15,144 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 19 treesize of output 18 [2020-09-11 12:07:15,146 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:15,155 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 19 treesize of output 18 [2020-09-11 12:07:15,156 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:15,170 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 19 treesize of output 18 [2020-09-11 12:07:15,170 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:15,229 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:07:15,230 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-09-11 12:07:15,230 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:120, output treesize:108 [2020-09-11 12:07:15,315 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-09-11 12:07:15,358 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:07:15,359 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 26 [2020-09-11 12:07:15,360 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:15,383 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:07:15,383 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 26 [2020-09-11 12:07:15,384 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:15,428 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:07:15,428 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 21 treesize of output 53 [2020-09-11 12:07:15,430 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:15,483 INFO L625 ElimStorePlain]: treesize reduction 75, result has 28.6 percent of original size [2020-09-11 12:07:15,484 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-11 12:07:15,485 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:123, output treesize:30 [2020-09-11 12:07:15,572 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-11 12:07:15,598 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 40 [2020-09-11 12:07:15,599 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:15,607 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 39 [2020-09-11 12:07:15,608 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:15,623 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:07:15,624 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-11 12:07:15,624 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:140, output treesize:42 [2020-09-11 12:07:15,798 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 39 [2020-09-11 12:07:15,799 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:15,829 INFO L625 ElimStorePlain]: treesize reduction 10, result has 79.6 percent of original size [2020-09-11 12:07:15,833 INFO L545 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-09-11 12:07:15,833 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:60, output treesize:39 [2020-09-11 12:07:15,975 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2020-09-11 12:07:15,978 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:15,989 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:07:15,993 INFO L545 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-11 12:07:15,994 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:46, output treesize:9 [2020-09-11 12:07:16,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-11 12:07:16,025 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-11 12:07:16,025 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8] total 14 [2020-09-11 12:07:16,025 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946848438] [2020-09-11 12:07:16,026 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-11 12:07:16,026 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-11 12:07:16,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-11 12:07:16,027 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2020-09-11 12:07:16,027 INFO L87 Difference]: Start difference. First operand 5159 states and 20654 transitions. Second operand 16 states. [2020-09-11 12:07:16,189 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2020-09-11 12:07:16,322 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2020-09-11 12:07:18,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-11 12:07:18,768 INFO L93 Difference]: Finished difference Result 9048 states and 35605 transitions. [2020-09-11 12:07:18,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-09-11 12:07:18,769 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 11 [2020-09-11 12:07:18,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-11 12:07:18,820 INFO L225 Difference]: With dead ends: 9048 [2020-09-11 12:07:18,820 INFO L226 Difference]: Without dead ends: 9048 [2020-09-11 12:07:18,821 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 283 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=232, Invalid=890, Unknown=0, NotChecked=0, Total=1122 [2020-09-11 12:07:18,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9048 states. [2020-09-11 12:07:19,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9048 to 5302. [2020-09-11 12:07:19,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5302 states. [2020-09-11 12:07:19,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5302 states to 5302 states and 21434 transitions. [2020-09-11 12:07:19,040 INFO L78 Accepts]: Start accepts. Automaton has 5302 states and 21434 transitions. Word has length 11 [2020-09-11 12:07:19,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-11 12:07:19,040 INFO L479 AbstractCegarLoop]: Abstraction has 5302 states and 21434 transitions. [2020-09-11 12:07:19,040 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-11 12:07:19,041 INFO L276 IsEmpty]: Start isEmpty. Operand 5302 states and 21434 transitions. [2020-09-11 12:07:19,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-09-11 12:07:19,046 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 12:07:19,046 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-11 12:07:19,261 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2020-09-11 12:07:19,262 INFO L427 AbstractCegarLoop]: === Iteration 4 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-11 12:07:19,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 12:07:19,263 INFO L82 PathProgramCache]: Analyzing trace with hash -225815848, now seen corresponding path program 1 times [2020-09-11 12:07:19,263 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 12:07:19,264 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174830767] [2020-09-11 12:07:19,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 12:07:19,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 12:07:19,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-09-11 12:07:19,470 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [174830767] [2020-09-11 12:07:19,471 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1119781441] [2020-09-11 12:07:19,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-11 12:07:19,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 12:07:19,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 23 conjunts are in the unsatisfiable core [2020-09-11 12:07:19,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-11 12:07:19,586 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-09-11 12:07:19,587 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 54 [2020-09-11 12:07:19,588 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:19,723 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 24 [2020-09-11 12:07:19,724 INFO L625 ElimStorePlain]: treesize reduction 24, result has 60.7 percent of original size [2020-09-11 12:07:19,724 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-11 12:07:19,724 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:34, output treesize:37 [2020-09-11 12:07:19,777 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 19 treesize of output 18 [2020-09-11 12:07:19,778 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:19,788 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 19 treesize of output 18 [2020-09-11 12:07:19,789 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:19,796 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 19 treesize of output 18 [2020-09-11 12:07:19,797 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:19,858 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:07:19,858 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-09-11 12:07:19,859 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:120, output treesize:108 [2020-09-11 12:07:19,945 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 7, 1] term [2020-09-11 12:07:19,945 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-09-11 12:07:19,953 INFO L441 ElimStorePlain]: Different costs {4=[v_prenex_3], 5=[v_prenex_2, |v_#memory_int_519|]} [2020-09-11 12:07:19,965 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2020-09-11 12:07:19,966 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:20,016 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:07:20,024 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2020-09-11 12:07:20,025 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:20,075 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:07:20,085 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2020-09-11 12:07:20,092 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:20,138 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:07:20,139 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 3 dim-2 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2020-09-11 12:07:20,140 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:129, output treesize:96 [2020-09-11 12:07:20,219 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-09-11 12:07:20,247 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:07:20,247 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 26 [2020-09-11 12:07:20,248 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:20,288 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:07:20,288 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 21 treesize of output 53 [2020-09-11 12:07:20,289 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:20,306 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:07:20,308 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 26 [2020-09-11 12:07:20,308 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:20,385 INFO L625 ElimStorePlain]: treesize reduction 4, result has 95.7 percent of original size [2020-09-11 12:07:20,387 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2020-09-11 12:07:20,387 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:111, output treesize:89 [2020-09-11 12:07:20,490 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-11 12:07:20,523 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 39 [2020-09-11 12:07:20,524 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:20,540 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 40 [2020-09-11 12:07:20,541 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:20,581 INFO L625 ElimStorePlain]: treesize reduction 59, result has 39.8 percent of original size [2020-09-11 12:07:20,582 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-11 12:07:20,582 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:134, output treesize:39 [2020-09-11 12:07:20,716 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 21 [2020-09-11 12:07:20,718 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:20,729 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:07:20,734 INFO L545 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-11 12:07:20,735 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:56, output treesize:9 [2020-09-11 12:07:20,764 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-11 12:07:20,764 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-11 12:07:20,764 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 15 [2020-09-11 12:07:20,765 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765544770] [2020-09-11 12:07:20,765 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-11 12:07:20,765 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-11 12:07:20,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-11 12:07:20,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=230, Unknown=0, NotChecked=0, Total=272 [2020-09-11 12:07:20,766 INFO L87 Difference]: Start difference. First operand 5302 states and 21434 transitions. Second operand 17 states. [2020-09-11 12:07:20,924 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2020-09-11 12:07:21,118 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2020-09-11 12:07:21,300 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 44 [2020-09-11 12:07:24,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-11 12:07:24,923 INFO L93 Difference]: Finished difference Result 9656 states and 38357 transitions. [2020-09-11 12:07:24,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-09-11 12:07:24,923 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 12 [2020-09-11 12:07:24,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-11 12:07:24,968 INFO L225 Difference]: With dead ends: 9656 [2020-09-11 12:07:24,968 INFO L226 Difference]: Without dead ends: 9656 [2020-09-11 12:07:24,969 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=131, Invalid=571, Unknown=0, NotChecked=0, Total=702 [2020-09-11 12:07:25,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9656 states. [2020-09-11 12:07:25,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9656 to 7578. [2020-09-11 12:07:25,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7578 states. [2020-09-11 12:07:25,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7578 states to 7578 states and 30464 transitions. [2020-09-11 12:07:25,235 INFO L78 Accepts]: Start accepts. Automaton has 7578 states and 30464 transitions. Word has length 12 [2020-09-11 12:07:25,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-11 12:07:25,235 INFO L479 AbstractCegarLoop]: Abstraction has 7578 states and 30464 transitions. [2020-09-11 12:07:25,235 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-11 12:07:25,235 INFO L276 IsEmpty]: Start isEmpty. Operand 7578 states and 30464 transitions. [2020-09-11 12:07:25,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-09-11 12:07:25,237 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 12:07:25,237 INFO L422 BasicCegarLoop]: trace histogram [4, 3, 1, 1, 1, 1, 1] [2020-09-11 12:07:25,451 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-11 12:07:25,452 INFO L427 AbstractCegarLoop]: === Iteration 5 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-11 12:07:25,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 12:07:25,453 INFO L82 PathProgramCache]: Analyzing trace with hash -768998574, now seen corresponding path program 1 times [2020-09-11 12:07:25,453 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 12:07:25,454 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557073056] [2020-09-11 12:07:25,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 12:07:25,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-11 12:07:25,468 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-11 12:07:25,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-11 12:07:25,477 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-11 12:07:25,485 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-09-11 12:07:25,486 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-09-11 12:07:25,486 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-11 12:07:25,486 WARN L363 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2020-09-11 12:07:25,487 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2020-09-11 12:07:25,502 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,503 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,503 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,503 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,503 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,503 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,503 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,504 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,504 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,504 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,504 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,504 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,504 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,504 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,505 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,505 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,505 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,505 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,505 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,505 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,505 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,506 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,506 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,506 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,506 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,506 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,506 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,506 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,507 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,507 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,507 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,507 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,507 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,507 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,507 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,508 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,508 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,508 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,508 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,508 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,508 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,508 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,508 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,508 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,509 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,509 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,509 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,509 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,509 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,509 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,509 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,510 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,510 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,510 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,510 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,510 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,510 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,511 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,511 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,511 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,511 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,511 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,511 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,512 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,512 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,512 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,512 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,512 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,512 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,512 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,513 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,513 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,513 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,513 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,513 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,513 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,513 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,514 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,514 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,514 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,514 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,514 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,514 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,514 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,515 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,515 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,515 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,515 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,515 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,515 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,515 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,515 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,516 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,516 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,516 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,516 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,516 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,516 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,516 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,516 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,517 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,517 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,517 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,517 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,517 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,517 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,517 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,518 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,518 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,518 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,518 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,518 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,518 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,518 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,520 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,520 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,520 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,520 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,520 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,520 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,520 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,521 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,521 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,521 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,521 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,526 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,526 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,526 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,527 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,527 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,527 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,527 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,527 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,527 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,528 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,528 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,528 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,528 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,528 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,528 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,528 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,528 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,529 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,529 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,529 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,529 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,529 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,529 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,529 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,529 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,530 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,530 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,530 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,530 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,530 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,530 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,530 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,530 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,530 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,531 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,531 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,531 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,531 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,531 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,531 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,532 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,532 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,532 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,532 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,532 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,532 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,534 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,534 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,534 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,534 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,535 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,535 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,535 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,535 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,535 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,535 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,535 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,536 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,536 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,536 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,536 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,536 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,536 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,536 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,537 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,537 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,537 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,537 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,537 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,537 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,537 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,537 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,538 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,538 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,538 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,538 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,538 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,538 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,538 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,538 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,539 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,539 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,539 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,539 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,539 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,539 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,539 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,539 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,540 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,540 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,540 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,540 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,540 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,540 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,540 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,540 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,541 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,541 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,541 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,541 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,541 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,541 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,541 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,542 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,542 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,542 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,542 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,542 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,543 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,543 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,543 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,543 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,543 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,543 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,543 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,544 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,544 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,544 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,544 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,544 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,544 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,544 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,545 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,545 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,545 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,545 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,545 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,547 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,547 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,547 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,547 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,548 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,548 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,548 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,548 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,548 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,548 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,549 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,549 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,549 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,549 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,549 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,549 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,549 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,550 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,550 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,550 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,550 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,550 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,550 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,550 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,554 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,554 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,554 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,554 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,555 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,555 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,555 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,555 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,555 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,555 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,555 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,556 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,556 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,556 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,556 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,556 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,556 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,556 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,557 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,557 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,557 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,557 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,557 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,557 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,560 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,560 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,560 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_~v.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,560 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_~v.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,560 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,560 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,561 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_~e not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,561 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,561 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_#in~e| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,561 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,561 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_#in~v.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,561 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,561 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,562 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,564 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,564 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,564 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_#in~v.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,565 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_~u not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,565 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#casret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,565 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,565 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_#in~u| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,565 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~vn~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,565 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#casret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,565 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_CAS_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-11 12:07:25,567 INFO L251 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-09-11 12:07:25,568 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-11 12:07:25,568 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-11 12:07:25,568 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-09-11 12:07:25,568 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-11 12:07:25,568 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-11 12:07:25,568 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-11 12:07:25,568 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-11 12:07:25,568 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-11 12:07:25,570 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 138 places, 146 transitions, 324 flow [2020-09-11 12:07:25,570 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 138 places, 146 transitions, 324 flow [2020-09-11 12:07:25,606 INFO L129 PetriNetUnfolder]: 21/181 cut-off events. [2020-09-11 12:07:25,606 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2020-09-11 12:07:25,609 INFO L80 FinitePrefix]: Finished finitePrefix Result has 204 conditions, 181 events. 21/181 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 683 event pairs, 0 based on Foata normal form. 0/151 useless extension candidates. Maximal degree in co-relation 149. Up to 10 conditions per place. [2020-09-11 12:07:25,622 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 138 places, 146 transitions, 324 flow [2020-09-11 12:07:25,645 INFO L129 PetriNetUnfolder]: 21/181 cut-off events. [2020-09-11 12:07:25,645 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2020-09-11 12:07:25,647 INFO L80 FinitePrefix]: Finished finitePrefix Result has 204 conditions, 181 events. 21/181 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 683 event pairs, 0 based on Foata normal form. 0/151 useless extension candidates. Maximal degree in co-relation 149. Up to 10 conditions per place. [2020-09-11 12:07:25,662 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 14384 [2020-09-11 12:07:25,663 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-09-11 12:07:25,879 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-11 12:07:26,031 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-11 12:07:26,524 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-11 12:07:26,670 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-11 12:07:27,035 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-11 12:07:27,192 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-11 12:07:27,620 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:07:27,632 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:07:27,633 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:07:27,634 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:07:27,730 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:07:27,743 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:07:27,744 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:07:27,745 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:07:28,217 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:07:28,218 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:07:28,219 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:07:28,235 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:07:28,500 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-09-11 12:07:28,672 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-09-11 12:07:28,974 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-09-11 12:07:29,120 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-09-11 12:07:29,213 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:07:29,214 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:07:29,216 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:07:29,246 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:07:29,246 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:07:29,248 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:07:29,762 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-09-11 12:07:29,994 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-09-11 12:07:30,125 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:07:30,174 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:07:30,438 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2020-09-11 12:07:30,691 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:07:30,691 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:07:30,693 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:07:30,713 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:07:30,810 INFO L206 etLargeBlockEncoding]: Checked pairs total: 18011 [2020-09-11 12:07:30,810 INFO L214 etLargeBlockEncoding]: Total number of compositions: 128 [2020-09-11 12:07:30,811 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 48 places, 51 transitions, 134 flow [2020-09-11 12:07:34,195 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 28876 states. [2020-09-11 12:07:34,195 INFO L276 IsEmpty]: Start isEmpty. Operand 28876 states. [2020-09-11 12:07:34,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-09-11 12:07:34,195 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 12:07:34,195 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-09-11 12:07:34,196 INFO L427 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-11 12:07:34,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 12:07:34,196 INFO L82 PathProgramCache]: Analyzing trace with hash -669891112, now seen corresponding path program 1 times [2020-09-11 12:07:34,196 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 12:07:34,197 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364188171] [2020-09-11 12:07:34,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 12:07:34,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 12:07:34,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-11 12:07:34,211 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [364188171] [2020-09-11 12:07:34,212 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-11 12:07:34,212 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-09-11 12:07:34,212 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38000765] [2020-09-11 12:07:34,212 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-09-11 12:07:34,212 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-11 12:07:34,213 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-09-11 12:07:34,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-09-11 12:07:34,213 INFO L87 Difference]: Start difference. First operand 28876 states. Second operand 2 states. [2020-09-11 12:07:34,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-11 12:07:34,460 INFO L93 Difference]: Finished difference Result 22953 states and 117582 transitions. [2020-09-11 12:07:34,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-09-11 12:07:34,460 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 6 [2020-09-11 12:07:34,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-11 12:07:34,589 INFO L225 Difference]: With dead ends: 22953 [2020-09-11 12:07:34,589 INFO L226 Difference]: Without dead ends: 22953 [2020-09-11 12:07:34,589 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-09-11 12:07:35,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22953 states. [2020-09-11 12:07:35,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22953 to 22953. [2020-09-11 12:07:35,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22953 states. [2020-09-11 12:07:35,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22953 states to 22953 states and 117582 transitions. [2020-09-11 12:07:35,818 INFO L78 Accepts]: Start accepts. Automaton has 22953 states and 117582 transitions. Word has length 6 [2020-09-11 12:07:35,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-11 12:07:35,818 INFO L479 AbstractCegarLoop]: Abstraction has 22953 states and 117582 transitions. [2020-09-11 12:07:35,818 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-09-11 12:07:35,818 INFO L276 IsEmpty]: Start isEmpty. Operand 22953 states and 117582 transitions. [2020-09-11 12:07:35,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-09-11 12:07:35,819 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 12:07:35,819 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-11 12:07:35,819 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-11 12:07:35,819 INFO L427 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-11 12:07:35,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 12:07:35,820 INFO L82 PathProgramCache]: Analyzing trace with hash 2026511937, now seen corresponding path program 1 times [2020-09-11 12:07:35,820 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 12:07:35,820 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951570496] [2020-09-11 12:07:35,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 12:07:35,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 12:07:36,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-11 12:07:36,064 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951570496] [2020-09-11 12:07:36,065 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-11 12:07:36,065 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-11 12:07:36,065 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661097293] [2020-09-11 12:07:36,066 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-11 12:07:36,066 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-11 12:07:36,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-11 12:07:36,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-09-11 12:07:36,067 INFO L87 Difference]: Start difference. First operand 22953 states and 117582 transitions. Second operand 9 states. [2020-09-11 12:07:40,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-11 12:07:40,229 INFO L93 Difference]: Finished difference Result 57133 states and 295583 transitions. [2020-09-11 12:07:40,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-09-11 12:07:40,230 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 9 [2020-09-11 12:07:40,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-11 12:07:40,461 INFO L225 Difference]: With dead ends: 57133 [2020-09-11 12:07:40,461 INFO L226 Difference]: Without dead ends: 57133 [2020-09-11 12:07:40,462 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2020-09-11 12:07:43,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57133 states. [2020-09-11 12:07:44,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57133 to 35921. [2020-09-11 12:07:44,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35921 states. [2020-09-11 12:07:44,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35921 states to 35921 states and 184201 transitions. [2020-09-11 12:07:44,285 INFO L78 Accepts]: Start accepts. Automaton has 35921 states and 184201 transitions. Word has length 9 [2020-09-11 12:07:44,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-11 12:07:44,285 INFO L479 AbstractCegarLoop]: Abstraction has 35921 states and 184201 transitions. [2020-09-11 12:07:44,285 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-11 12:07:44,285 INFO L276 IsEmpty]: Start isEmpty. Operand 35921 states and 184201 transitions. [2020-09-11 12:07:44,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-09-11 12:07:44,286 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 12:07:44,286 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-11 12:07:44,286 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-09-11 12:07:44,286 INFO L427 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-11 12:07:44,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 12:07:44,286 INFO L82 PathProgramCache]: Analyzing trace with hash -1189420139, now seen corresponding path program 1 times [2020-09-11 12:07:44,287 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 12:07:44,287 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948863130] [2020-09-11 12:07:44,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 12:07:44,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 12:07:44,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-11 12:07:44,497 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948863130] [2020-09-11 12:07:44,497 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1128717430] [2020-09-11 12:07:44,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-11 12:07:44,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 12:07:44,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 18 conjunts are in the unsatisfiable core [2020-09-11 12:07:44,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-11 12:07:44,626 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-09-11 12:07:44,627 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 54 [2020-09-11 12:07:44,628 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:44,662 INFO L625 ElimStorePlain]: treesize reduction 24, result has 58.6 percent of original size [2020-09-11 12:07:44,662 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-11 12:07:44,662 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:34 [2020-09-11 12:07:44,701 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 19 treesize of output 18 [2020-09-11 12:07:44,701 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:44,711 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 19 treesize of output 18 [2020-09-11 12:07:44,712 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:44,719 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 19 treesize of output 18 [2020-09-11 12:07:44,719 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:44,760 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:07:44,760 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-09-11 12:07:44,761 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:111, output treesize:99 [2020-09-11 12:07:44,821 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-09-11 12:07:44,864 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:07:44,864 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 21 treesize of output 53 [2020-09-11 12:07:44,865 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-11 12:07:44,869 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:07:44,869 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:07:44,872 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:44,891 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:07:44,892 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 26 [2020-09-11 12:07:44,893 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:07:44,899 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:07:44,900 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:44,916 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:07:44,916 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 26 [2020-09-11 12:07:44,920 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:07:44,927 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:07:44,929 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:44,972 INFO L625 ElimStorePlain]: treesize reduction 84, result has 24.3 percent of original size [2020-09-11 12:07:44,972 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-11 12:07:44,973 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:114, output treesize:27 [2020-09-11 12:07:45,040 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-11 12:07:45,069 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 39 [2020-09-11 12:07:45,070 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:45,087 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 40 [2020-09-11 12:07:45,088 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:45,133 INFO L625 ElimStorePlain]: treesize reduction 59, result has 39.8 percent of original size [2020-09-11 12:07:45,133 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-11 12:07:45,133 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:134, output treesize:39 [2020-09-11 12:07:45,243 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 39 [2020-09-11 12:07:45,245 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:45,260 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:07:45,263 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2020-09-11 12:07:45,263 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:60, output treesize:39 [2020-09-11 12:07:45,320 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2020-09-11 12:07:45,322 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:45,331 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:07:45,332 INFO L545 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-11 12:07:45,333 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 7 variables, input treesize:46, output treesize:9 [2020-09-11 12:07:45,355 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-11 12:07:45,355 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-11 12:07:45,355 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 15 [2020-09-11 12:07:45,355 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480982019] [2020-09-11 12:07:45,356 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-11 12:07:45,356 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-11 12:07:45,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-11 12:07:45,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=218, Unknown=0, NotChecked=0, Total=272 [2020-09-11 12:07:45,356 INFO L87 Difference]: Start difference. First operand 35921 states and 184201 transitions. Second operand 17 states. [2020-09-11 12:07:45,512 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2020-09-11 12:07:45,646 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2020-09-11 12:07:49,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-11 12:07:49,609 INFO L93 Difference]: Finished difference Result 67928 states and 344940 transitions. [2020-09-11 12:07:49,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-09-11 12:07:49,610 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 11 [2020-09-11 12:07:49,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-11 12:07:52,379 INFO L225 Difference]: With dead ends: 67928 [2020-09-11 12:07:52,380 INFO L226 Difference]: Without dead ends: 67928 [2020-09-11 12:07:52,380 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 316 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=265, Invalid=995, Unknown=0, NotChecked=0, Total=1260 [2020-09-11 12:07:52,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67928 states. [2020-09-11 12:07:53,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67928 to 38450. [2020-09-11 12:07:53,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38450 states. [2020-09-11 12:07:53,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38450 states to 38450 states and 198307 transitions. [2020-09-11 12:07:53,741 INFO L78 Accepts]: Start accepts. Automaton has 38450 states and 198307 transitions. Word has length 11 [2020-09-11 12:07:53,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-11 12:07:53,741 INFO L479 AbstractCegarLoop]: Abstraction has 38450 states and 198307 transitions. [2020-09-11 12:07:53,741 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-11 12:07:53,742 INFO L276 IsEmpty]: Start isEmpty. Operand 38450 states and 198307 transitions. [2020-09-11 12:07:53,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-09-11 12:07:53,742 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 12:07:53,742 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-11 12:07:53,951 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2020-09-11 12:07:53,952 INFO L427 AbstractCegarLoop]: === Iteration 4 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-11 12:07:53,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 12:07:53,953 INFO L82 PathProgramCache]: Analyzing trace with hash -1625565198, now seen corresponding path program 1 times [2020-09-11 12:07:53,953 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 12:07:53,953 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848711033] [2020-09-11 12:07:53,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 12:07:54,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 12:07:54,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-09-11 12:07:54,202 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848711033] [2020-09-11 12:07:54,202 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [536169858] [2020-09-11 12:07:54,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-11 12:07:54,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 12:07:54,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 23 conjunts are in the unsatisfiable core [2020-09-11 12:07:54,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-11 12:07:54,347 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-09-11 12:07:54,347 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 50 treesize of output 66 [2020-09-11 12:07:54,349 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:54,387 INFO L625 ElimStorePlain]: treesize reduction 23, result has 61.7 percent of original size [2020-09-11 12:07:54,388 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-11 12:07:54,388 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:34, output treesize:37 [2020-09-11 12:07:54,429 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 19 treesize of output 18 [2020-09-11 12:07:54,430 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:54,442 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 19 treesize of output 18 [2020-09-11 12:07:54,443 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:54,449 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 19 treesize of output 18 [2020-09-11 12:07:54,450 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:54,505 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:07:54,505 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-09-11 12:07:54,506 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:120, output treesize:108 [2020-09-11 12:07:54,596 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 7, 1] term [2020-09-11 12:07:54,597 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-09-11 12:07:54,601 INFO L441 ElimStorePlain]: Different costs {4=[|v_#memory_int_827|], 5=[v_prenex_4, v_prenex_6]} [2020-09-11 12:07:54,608 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2020-09-11 12:07:54,609 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:54,673 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:07:54,680 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2020-09-11 12:07:54,681 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:54,731 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:07:54,737 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2020-09-11 12:07:54,739 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:54,786 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:07:54,787 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 3 dim-2 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2020-09-11 12:07:54,788 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:129, output treesize:96 [2020-09-11 12:07:54,871 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-09-11 12:07:54,903 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:07:54,903 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 26 [2020-09-11 12:07:54,904 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:54,932 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:07:54,933 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 26 [2020-09-11 12:07:54,933 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:54,965 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:07:54,966 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 21 treesize of output 53 [2020-09-11 12:07:54,966 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:55,045 INFO L625 ElimStorePlain]: treesize reduction 4, result has 95.7 percent of original size [2020-09-11 12:07:55,047 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2020-09-11 12:07:55,047 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:111, output treesize:89 [2020-09-11 12:07:55,158 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-11 12:07:55,183 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 39 [2020-09-11 12:07:55,185 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:55,188 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 40 [2020-09-11 12:07:55,189 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:55,219 INFO L625 ElimStorePlain]: treesize reduction 5, result has 88.6 percent of original size [2020-09-11 12:07:55,220 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-11 12:07:55,221 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:134, output treesize:39 [2020-09-11 12:07:55,347 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 21 [2020-09-11 12:07:55,349 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:07:55,360 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:07:55,361 INFO L545 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-11 12:07:55,362 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:56, output treesize:9 [2020-09-11 12:07:55,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-11 12:07:55,374 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-11 12:07:55,375 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 14 [2020-09-11 12:07:55,375 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135282883] [2020-09-11 12:07:55,375 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-11 12:07:55,375 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-11 12:07:55,376 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-11 12:07:55,376 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=195, Unknown=0, NotChecked=0, Total=240 [2020-09-11 12:07:55,376 INFO L87 Difference]: Start difference. First operand 38450 states and 198307 transitions. Second operand 16 states. [2020-09-11 12:07:55,657 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2020-09-11 12:07:55,884 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2020-09-11 12:07:58,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-11 12:07:58,914 INFO L93 Difference]: Finished difference Result 66824 states and 340869 transitions. [2020-09-11 12:07:58,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-09-11 12:07:58,915 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 12 [2020-09-11 12:07:58,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-11 12:07:59,131 INFO L225 Difference]: With dead ends: 66824 [2020-09-11 12:07:59,132 INFO L226 Difference]: Without dead ends: 66824 [2020-09-11 12:07:59,132 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=86, Invalid=334, Unknown=0, NotChecked=0, Total=420 [2020-09-11 12:08:00,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66824 states. [2020-09-11 12:08:01,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66824 to 55015. [2020-09-11 12:08:01,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55015 states. [2020-09-11 12:08:01,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55015 states to 55015 states and 282821 transitions. [2020-09-11 12:08:01,963 INFO L78 Accepts]: Start accepts. Automaton has 55015 states and 282821 transitions. Word has length 12 [2020-09-11 12:08:01,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-11 12:08:01,963 INFO L479 AbstractCegarLoop]: Abstraction has 55015 states and 282821 transitions. [2020-09-11 12:08:01,963 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-11 12:08:01,963 INFO L276 IsEmpty]: Start isEmpty. Operand 55015 states and 282821 transitions. [2020-09-11 12:08:01,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-09-11 12:08:01,964 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 12:08:01,964 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-11 12:08:02,179 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-11 12:08:02,180 INFO L427 AbstractCegarLoop]: === Iteration 5 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-11 12:08:02,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 12:08:02,181 INFO L82 PathProgramCache]: Analyzing trace with hash -460749678, now seen corresponding path program 2 times [2020-09-11 12:08:02,181 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 12:08:02,181 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195247366] [2020-09-11 12:08:02,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 12:08:02,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 12:08:02,427 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-11 12:08:02,427 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1195247366] [2020-09-11 12:08:02,427 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [677015784] [2020-09-11 12:08:02,427 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-11 12:08:02,503 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-09-11 12:08:02,503 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-09-11 12:08:02,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 24 conjunts are in the unsatisfiable core [2020-09-11 12:08:02,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-11 12:08:02,561 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-09-11 12:08:02,561 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 54 [2020-09-11 12:08:02,562 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:02,600 INFO L625 ElimStorePlain]: treesize reduction 24, result has 60.7 percent of original size [2020-09-11 12:08:02,601 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-11 12:08:02,601 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:34, output treesize:37 [2020-09-11 12:08:02,647 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 19 treesize of output 18 [2020-09-11 12:08:02,647 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:02,656 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 19 treesize of output 18 [2020-09-11 12:08:02,657 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:02,664 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 19 treesize of output 18 [2020-09-11 12:08:02,664 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:02,713 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:08:02,713 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-09-11 12:08:02,714 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:120, output treesize:108 [2020-09-11 12:08:02,797 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-09-11 12:08:02,816 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2020-09-11 12:08:02,817 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:02,833 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2020-09-11 12:08:02,834 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:02,845 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2020-09-11 12:08:02,846 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:02,900 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:08:02,901 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-09-11 12:08:02,901 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:141, output treesize:108 [2020-09-11 12:08:02,903 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-09-11 12:08:02,925 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:08:02,925 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 26 [2020-09-11 12:08:02,926 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:02,945 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:08:02,946 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 26 [2020-09-11 12:08:02,946 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:02,978 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:08:02,978 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 21 treesize of output 53 [2020-09-11 12:08:02,979 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:03,018 INFO L625 ElimStorePlain]: treesize reduction 75, result has 28.6 percent of original size [2020-09-11 12:08:03,019 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-11 12:08:03,019 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:123, output treesize:30 [2020-09-11 12:08:03,095 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-11 12:08:03,121 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 39 [2020-09-11 12:08:03,122 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:03,136 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 40 [2020-09-11 12:08:03,136 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:03,183 INFO L625 ElimStorePlain]: treesize reduction 52, result has 44.7 percent of original size [2020-09-11 12:08:03,184 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-11 12:08:03,184 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:140, output treesize:42 [2020-09-11 12:08:03,286 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 39 [2020-09-11 12:08:03,288 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:03,318 INFO L625 ElimStorePlain]: treesize reduction 10, result has 79.6 percent of original size [2020-09-11 12:08:03,320 INFO L545 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-09-11 12:08:03,320 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:60, output treesize:39 [2020-09-11 12:08:03,368 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2020-09-11 12:08:03,369 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:03,379 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:08:03,380 INFO L545 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-11 12:08:03,380 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:46, output treesize:9 [2020-09-11 12:08:03,403 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-09-11 12:08:03,404 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-11 12:08:03,404 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8] total 14 [2020-09-11 12:08:03,404 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787305633] [2020-09-11 12:08:03,404 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-11 12:08:03,405 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-11 12:08:03,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-11 12:08:03,405 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=193, Unknown=0, NotChecked=0, Total=240 [2020-09-11 12:08:03,405 INFO L87 Difference]: Start difference. First operand 55015 states and 282821 transitions. Second operand 16 states. [2020-09-11 12:08:03,671 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2020-09-11 12:08:03,839 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2020-09-11 12:08:09,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-11 12:08:09,771 INFO L93 Difference]: Finished difference Result 98794 states and 498473 transitions. [2020-09-11 12:08:09,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-09-11 12:08:09,772 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 14 [2020-09-11 12:08:09,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-11 12:08:10,115 INFO L225 Difference]: With dead ends: 98794 [2020-09-11 12:08:10,116 INFO L226 Difference]: Without dead ends: 98794 [2020-09-11 12:08:10,116 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 267 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=228, Invalid=894, Unknown=0, NotChecked=0, Total=1122 [2020-09-11 12:08:11,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98794 states. [2020-09-11 12:08:15,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98794 to 59624. [2020-09-11 12:08:15,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59624 states. [2020-09-11 12:08:15,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59624 states to 59624 states and 306897 transitions. [2020-09-11 12:08:15,526 INFO L78 Accepts]: Start accepts. Automaton has 59624 states and 306897 transitions. Word has length 14 [2020-09-11 12:08:15,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-11 12:08:15,526 INFO L479 AbstractCegarLoop]: Abstraction has 59624 states and 306897 transitions. [2020-09-11 12:08:15,526 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-11 12:08:15,527 INFO L276 IsEmpty]: Start isEmpty. Operand 59624 states and 306897 transitions. [2020-09-11 12:08:15,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-09-11 12:08:15,528 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 12:08:15,528 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-11 12:08:15,736 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2020-09-11 12:08:15,736 INFO L427 AbstractCegarLoop]: === Iteration 6 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-11 12:08:15,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 12:08:15,737 INFO L82 PathProgramCache]: Analyzing trace with hash -373346649, now seen corresponding path program 1 times [2020-09-11 12:08:15,738 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 12:08:15,738 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433418649] [2020-09-11 12:08:15,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 12:08:15,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 12:08:16,390 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-11 12:08:16,391 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433418649] [2020-09-11 12:08:16,391 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2038255382] [2020-09-11 12:08:16,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-11 12:08:16,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 12:08:16,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 31 conjunts are in the unsatisfiable core [2020-09-11 12:08:16,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-11 12:08:16,529 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-09-11 12:08:16,530 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 50 treesize of output 66 [2020-09-11 12:08:16,531 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:16,569 INFO L625 ElimStorePlain]: treesize reduction 23, result has 61.7 percent of original size [2020-09-11 12:08:16,570 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-11 12:08:16,570 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:34, output treesize:37 [2020-09-11 12:08:16,616 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 19 treesize of output 18 [2020-09-11 12:08:16,617 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:16,625 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 19 treesize of output 18 [2020-09-11 12:08:16,625 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:16,632 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 19 treesize of output 18 [2020-09-11 12:08:16,632 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:16,684 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:08:16,684 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-09-11 12:08:16,684 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:120, output treesize:108 [2020-09-11 12:08:16,767 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-09-11 12:08:16,930 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2020-09-11 12:08:16,931 INFO L350 Elim1Store]: treesize reduction 16, result has 83.7 percent of original size [2020-09-11 12:08:16,931 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 27 treesize of output 99 [2020-09-11 12:08:16,933 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:16,997 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:08:16,997 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 69 [2020-09-11 12:08:16,998 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:17,051 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:08:17,051 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 69 [2020-09-11 12:08:17,052 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:17,284 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2020-09-11 12:08:17,285 INFO L625 ElimStorePlain]: treesize reduction 82, result has 66.5 percent of original size [2020-09-11 12:08:17,285 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2020-09-11 12:08:17,286 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:141, output treesize:163 [2020-09-11 12:08:17,544 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-09-11 12:08:17,556 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-09-11 12:08:17,556 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-11 12:08:17,609 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 40 [2020-09-11 12:08:17,610 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:17,650 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 39 [2020-09-11 12:08:17,651 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:17,679 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 39 [2020-09-11 12:08:17,680 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:17,705 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 39 [2020-09-11 12:08:17,706 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:17,754 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 40 [2020-09-11 12:08:17,754 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:17,776 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 40 [2020-09-11 12:08:17,777 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:17,798 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 40 [2020-09-11 12:08:17,798 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:17,809 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 39 [2020-09-11 12:08:17,810 INFO L545 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:18,165 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 45 [2020-09-11 12:08:18,166 INFO L625 ElimStorePlain]: treesize reduction 268, result has 47.6 percent of original size [2020-09-11 12:08:18,167 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2020-09-11 12:08:18,167 INFO L244 ElimStorePlain]: Needed 9 recursive calls to eliminate 1 variables, input treesize:705, output treesize:243 [2020-09-11 12:08:18,365 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-09-11 12:08:18,368 INFO L603 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-09-11 12:08:18,630 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-09-11 12:08:18,635 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 4, 11, 1] term [2020-09-11 12:08:18,635 INFO L603 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-09-11 12:08:18,655 INFO L441 ElimStorePlain]: Different costs {10=[|v_#memory_int_835|], 11=[v_prenex_7, v_prenex_13, v_prenex_11]} [2020-09-11 12:08:18,666 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 39 [2020-09-11 12:08:18,667 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:19,016 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 111 [2020-09-11 12:08:19,017 INFO L625 ElimStorePlain]: treesize reduction 40, result has 86.6 percent of original size [2020-09-11 12:08:19,028 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 33 [2020-09-11 12:08:19,032 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:19,197 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-09-11 12:08:19,198 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:08:19,214 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 33 [2020-09-11 12:08:19,215 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:19,355 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-09-11 12:08:19,355 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:08:19,366 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 33 [2020-09-11 12:08:19,367 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:19,503 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-09-11 12:08:19,503 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:08:19,509 INFO L545 ElimStorePlain]: Start of recursive call 1: 10 dim-0 vars, 4 dim-2 vars, End of recursive call: 10 dim-0 vars, and 4 xjuncts. [2020-09-11 12:08:19,509 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 14 variables, input treesize:309, output treesize:225 [2020-09-11 12:08:19,671 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2020-09-11 12:08:19,687 INFO L603 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-09-11 12:08:19,773 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:08:19,773 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 26 treesize of output 72 [2020-09-11 12:08:19,774 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:19,813 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:08:19,813 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 37 [2020-09-11 12:08:19,814 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:19,844 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:08:19,845 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 37 [2020-09-11 12:08:19,845 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:19,869 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:08:19,869 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 37 [2020-09-11 12:08:19,870 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:20,600 WARN L193 SmtUtils]: Spent 730.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-09-11 12:08:20,601 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:08:20,607 INFO L545 ElimStorePlain]: Start of recursive call 1: 10 dim-0 vars, 1 dim-1 vars, End of recursive call: 10 dim-0 vars, and 4 xjuncts. [2020-09-11 12:08:20,607 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 11 variables, input treesize:245, output treesize:220 [2020-09-11 12:08:20,779 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 36 [2020-09-11 12:08:20,878 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 42 [2020-09-11 12:08:20,879 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:20,902 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:08:20,906 INFO L545 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2020-09-11 12:08:20,906 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:90, output treesize:60 [2020-09-11 12:08:20,984 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 18 [2020-09-11 12:08:20,986 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:21,001 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:08:21,002 INFO L545 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-11 12:08:21,003 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 8 variables, input treesize:65, output treesize:9 [2020-09-11 12:08:21,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-11 12:08:21,036 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-11 12:08:21,036 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 21 [2020-09-11 12:08:21,037 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990040377] [2020-09-11 12:08:21,038 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-09-11 12:08:21,038 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-11 12:08:21,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-09-11 12:08:21,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=426, Unknown=0, NotChecked=0, Total=506 [2020-09-11 12:08:21,039 INFO L87 Difference]: Start difference. First operand 59624 states and 306897 transitions. Second operand 23 states. [2020-09-11 12:08:21,281 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2020-09-11 12:08:21,487 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 40 [2020-09-11 12:08:22,128 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 58 [2020-09-11 12:08:22,604 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 70 [2020-09-11 12:08:23,062 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 72 [2020-09-11 12:08:23,609 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 82 [2020-09-11 12:08:24,494 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 84 [2020-09-11 12:08:48,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-11 12:08:48,242 INFO L93 Difference]: Finished difference Result 114554 states and 591127 transitions. [2020-09-11 12:08:48,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2020-09-11 12:08:48,243 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 15 [2020-09-11 12:08:48,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-11 12:08:48,637 INFO L225 Difference]: With dead ends: 114554 [2020-09-11 12:08:48,637 INFO L226 Difference]: Without dead ends: 114554 [2020-09-11 12:08:48,638 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 970 ImplicationChecksByTransitivity, 5.8s TimeCoverageRelationStatistics Valid=486, Invalid=2706, Unknown=0, NotChecked=0, Total=3192 [2020-09-11 12:08:49,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114554 states. [2020-09-11 12:08:51,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114554 to 65605. [2020-09-11 12:08:51,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65605 states. [2020-09-11 12:08:52,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65605 states to 65605 states and 336680 transitions. [2020-09-11 12:08:52,250 INFO L78 Accepts]: Start accepts. Automaton has 65605 states and 336680 transitions. Word has length 15 [2020-09-11 12:08:52,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-11 12:08:52,251 INFO L479 AbstractCegarLoop]: Abstraction has 65605 states and 336680 transitions. [2020-09-11 12:08:52,251 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-09-11 12:08:52,251 INFO L276 IsEmpty]: Start isEmpty. Operand 65605 states and 336680 transitions. [2020-09-11 12:08:52,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-09-11 12:08:52,254 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 12:08:52,254 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-11 12:08:52,464 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-11 12:08:52,465 INFO L427 AbstractCegarLoop]: === Iteration 7 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-11 12:08:52,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 12:08:52,466 INFO L82 PathProgramCache]: Analyzing trace with hash 363313407, now seen corresponding path program 2 times [2020-09-11 12:08:52,466 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 12:08:52,466 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240941974] [2020-09-11 12:08:52,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 12:08:52,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 12:08:52,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-11 12:08:52,952 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240941974] [2020-09-11 12:08:52,952 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2108937546] [2020-09-11 12:08:52,953 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-11 12:08:53,069 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-09-11 12:08:53,069 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-09-11 12:08:53,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 26 conjunts are in the unsatisfiable core [2020-09-11 12:08:53,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-11 12:08:53,127 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-09-11 12:08:53,128 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 50 treesize of output 66 [2020-09-11 12:08:53,129 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:53,169 INFO L625 ElimStorePlain]: treesize reduction 23, result has 59.6 percent of original size [2020-09-11 12:08:53,170 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-11 12:08:53,170 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:34 [2020-09-11 12:08:53,211 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-09-11 12:08:53,224 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 19 treesize of output 18 [2020-09-11 12:08:53,225 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:53,239 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 19 treesize of output 18 [2020-09-11 12:08:53,239 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:53,247 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 19 treesize of output 18 [2020-09-11 12:08:53,248 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:53,292 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:08:53,294 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 5 dim-0 vars, and 3 xjuncts. [2020-09-11 12:08:53,294 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:108, output treesize:96 [2020-09-11 12:08:53,381 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-09-11 12:08:53,446 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:08:53,447 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 69 [2020-09-11 12:08:53,448 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:08:53,448 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:08:53,450 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:53,606 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2020-09-11 12:08:53,606 INFO L350 Elim1Store]: treesize reduction 16, result has 83.7 percent of original size [2020-09-11 12:08:53,607 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 27 treesize of output 99 [2020-09-11 12:08:53,608 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-11 12:08:53,608 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:08:53,609 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:08:53,611 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:53,668 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:08:53,668 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 69 [2020-09-11 12:08:53,669 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:08:53,670 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:08:53,671 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:53,890 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 55 [2020-09-11 12:08:53,890 INFO L625 ElimStorePlain]: treesize reduction 109, result has 56.0 percent of original size [2020-09-11 12:08:53,892 INFO L545 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-1 vars, End of recursive call: 5 dim-0 vars, and 3 xjuncts. [2020-09-11 12:08:53,893 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 6 variables, input treesize:129, output treesize:139 [2020-09-11 12:08:54,084 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-09-11 12:08:54,099 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2020-09-11 12:08:54,100 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:54,106 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2020-09-11 12:08:54,107 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:54,112 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2020-09-11 12:08:54,113 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:54,117 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2020-09-11 12:08:54,118 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:54,208 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:08:54,209 INFO L545 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. [2020-09-11 12:08:54,210 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:208, output treesize:136 [2020-09-11 12:08:54,342 INFO L603 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-09-11 12:08:54,390 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:08:54,391 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 37 [2020-09-11 12:08:54,392 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-11 12:08:54,393 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:08:54,394 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:08:54,395 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:54,431 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:08:54,432 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 37 [2020-09-11 12:08:54,432 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-11 12:08:54,434 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:08:54,434 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:08:54,436 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:54,472 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:08:54,472 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 37 [2020-09-11 12:08:54,473 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-11 12:08:54,474 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:08:54,475 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:08:54,476 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:54,533 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:08:54,533 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 26 treesize of output 72 [2020-09-11 12:08:54,534 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-09-11 12:08:54,535 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-11 12:08:54,536 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:08:54,537 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:08:54,540 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:54,715 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 44 [2020-09-11 12:08:54,716 INFO L625 ElimStorePlain]: treesize reduction 4, result has 96.9 percent of original size [2020-09-11 12:08:54,718 INFO L545 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2020-09-11 12:08:54,719 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:156, output treesize:91 [2020-09-11 12:08:54,797 INFO L441 ElimStorePlain]: Different costs {2=[|v_#memory_int_838|], 4=[v_prenex_21]} [2020-09-11 12:08:54,806 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2020-09-11 12:08:54,807 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:54,858 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:08:54,863 INFO L173 IndexEqualityManager]: detected equality via solver [2020-09-11 12:08:54,866 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 24 [2020-09-11 12:08:54,872 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:54,921 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:08:54,921 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-09-11 12:08:54,921 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:98, output treesize:68 [2020-09-11 12:08:55,004 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:08:55,203 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 38 [2020-09-11 12:08:55,203 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:55,235 INFO L625 ElimStorePlain]: treesize reduction 10, result has 79.6 percent of original size [2020-09-11 12:08:55,241 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2020-09-11 12:08:55,241 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:81, output treesize:39 [2020-09-11 12:08:55,308 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2020-09-11 12:08:55,312 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:08:55,323 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:08:55,324 INFO L545 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-11 12:08:55,324 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 7 variables, input treesize:46, output treesize:9 [2020-09-11 12:08:55,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-11 12:08:55,367 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-11 12:08:55,367 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 20 [2020-09-11 12:08:55,367 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683666952] [2020-09-11 12:08:55,368 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-09-11 12:08:55,368 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-11 12:08:55,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-09-11 12:08:55,368 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=398, Unknown=0, NotChecked=0, Total=462 [2020-09-11 12:08:55,369 INFO L87 Difference]: Start difference. First operand 65605 states and 336680 transitions. Second operand 22 states. [2020-09-11 12:08:55,543 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2020-09-11 12:08:55,782 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 47 [2020-09-11 12:08:56,042 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 49 [2020-09-11 12:08:56,379 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 67 [2020-09-11 12:08:56,809 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2020-09-11 12:08:57,118 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 54 [2020-09-11 12:08:57,326 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-09-11 12:08:57,543 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 58 [2020-09-11 12:08:57,824 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2020-09-11 12:08:58,191 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 78 [2020-09-11 12:08:58,708 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 80 [2020-09-11 12:08:59,047 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 66 [2020-09-11 12:08:59,389 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 79 [2020-09-11 12:08:59,881 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 84 [2020-09-11 12:09:00,146 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 75 [2020-09-11 12:09:00,526 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 77 [2020-09-11 12:09:03,462 WARN L193 SmtUtils]: Spent 2.62 s on a formula simplification. DAG size of input: 90 DAG size of output: 86 [2020-09-11 12:09:04,204 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 77 [2020-09-11 12:09:04,536 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 83 [2020-09-11 12:09:07,686 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 62 [2020-09-11 12:09:07,863 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2020-09-11 12:09:08,707 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2020-09-11 12:09:09,782 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 40 [2020-09-11 12:09:10,709 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 42 [2020-09-11 12:09:15,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-11 12:09:15,213 INFO L93 Difference]: Finished difference Result 149906 states and 786364 transitions. [2020-09-11 12:09:15,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2020-09-11 12:09:15,214 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 15 [2020-09-11 12:09:15,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-11 12:09:15,750 INFO L225 Difference]: With dead ends: 149906 [2020-09-11 12:09:15,750 INFO L226 Difference]: Without dead ends: 149906 [2020-09-11 12:09:15,751 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1228 ImplicationChecksByTransitivity, 10.3s TimeCoverageRelationStatistics Valid=585, Invalid=3321, Unknown=0, NotChecked=0, Total=3906 [2020-09-11 12:09:16,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149906 states. [2020-09-11 12:09:21,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149906 to 70629. [2020-09-11 12:09:21,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70629 states. [2020-09-11 12:09:22,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70629 states to 70629 states and 364593 transitions. [2020-09-11 12:09:22,021 INFO L78 Accepts]: Start accepts. Automaton has 70629 states and 364593 transitions. Word has length 15 [2020-09-11 12:09:22,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-11 12:09:22,022 INFO L479 AbstractCegarLoop]: Abstraction has 70629 states and 364593 transitions. [2020-09-11 12:09:22,022 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-09-11 12:09:22,022 INFO L276 IsEmpty]: Start isEmpty. Operand 70629 states and 364593 transitions. [2020-09-11 12:09:22,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-09-11 12:09:22,025 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 12:09:22,025 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-11 12:09:22,239 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2020-09-11 12:09:22,240 INFO L427 AbstractCegarLoop]: === Iteration 8 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-11 12:09:22,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 12:09:22,240 INFO L82 PathProgramCache]: Analyzing trace with hash -2122056188, now seen corresponding path program 1 times [2020-09-11 12:09:22,241 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 12:09:22,241 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474640710] [2020-09-11 12:09:22,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 12:09:22,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 12:09:22,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-11 12:09:22,807 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474640710] [2020-09-11 12:09:22,807 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2691418] [2020-09-11 12:09:22,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-11 12:09:22,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 12:09:22,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 31 conjunts are in the unsatisfiable core [2020-09-11 12:09:22,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-11 12:09:22,962 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-09-11 12:09:22,962 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 50 treesize of output 66 [2020-09-11 12:09:22,964 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:09:23,018 INFO L625 ElimStorePlain]: treesize reduction 23, result has 63.5 percent of original size [2020-09-11 12:09:23,019 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-11 12:09:23,019 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:37, output treesize:40 [2020-09-11 12:09:23,073 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 19 treesize of output 18 [2020-09-11 12:09:23,073 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:09:23,090 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 19 treesize of output 18 [2020-09-11 12:09:23,091 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:09:23,097 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 19 treesize of output 18 [2020-09-11 12:09:23,097 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-11 12:09:23,173 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:09:23,173 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-09-11 12:09:23,173 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:129, output treesize:117 [2020-09-11 12:09:23,276 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-09-11 12:09:23,325 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:09:23,325 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 21 treesize of output 53 [2020-09-11 12:09:23,326 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:09:23,349 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:09:23,349 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 26 [2020-09-11 12:09:23,350 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:09:23,370 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:09:23,371 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 26 [2020-09-11 12:09:23,371 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-11 12:09:23,430 INFO L625 ElimStorePlain]: treesize reduction 81, result has 28.9 percent of original size [2020-09-11 12:09:23,430 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-11 12:09:23,431 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:132, output treesize:33 [2020-09-11 12:09:23,524 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2020-09-11 12:09:23,528 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:09:23,544 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:09:23,545 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-11 12:09:23,546 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:48, output treesize:37 [2020-09-11 12:09:23,591 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 5 treesize of output 3 [2020-09-11 12:09:23,592 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:09:23,611 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:09:23,611 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-09-11 12:09:23,612 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:45, output treesize:40 [2020-09-11 12:09:23,732 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-09-11 12:09:23,783 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:09:23,784 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 52 treesize of output 74 [2020-09-11 12:09:23,785 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:09:23,830 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:09:23,831 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 71 treesize of output 75 [2020-09-11 12:09:23,832 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:09:24,664 WARN L193 SmtUtils]: Spent 831.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 32 [2020-09-11 12:09:24,665 INFO L625 ElimStorePlain]: treesize reduction 35, result has 58.3 percent of original size [2020-09-11 12:09:24,666 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:09:24,667 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-09-11 12:09:24,667 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:154, output treesize:49 [2020-09-11 12:09:24,668 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:09:25,452 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2020-09-11 12:09:25,469 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:09:25,471 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:09:25,471 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:09:25,472 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:09:25,473 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:09:25,474 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:09:25,474 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:09:25,475 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:09:25,476 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:09:25,477 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:09:25,478 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:09:25,478 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:09:25,479 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:09:25,480 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:09:25,481 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:09:25,482 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:09:25,482 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:09:25,483 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:09:25,484 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:09:25,513 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 35 [2020-09-11 12:09:25,514 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:09:25,621 INFO L350 Elim1Store]: treesize reduction 7, result has 90.0 percent of original size [2020-09-11 12:09:25,621 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 60 treesize of output 100 [2020-09-11 12:09:25,622 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:09:25,636 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 36 [2020-09-11 12:09:25,637 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-11 12:09:25,687 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:09:25,688 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 45 treesize of output 86 [2020-09-11 12:09:25,689 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-09-11 12:09:25,867 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 39 [2020-09-11 12:09:25,868 INFO L625 ElimStorePlain]: treesize reduction 216, result has 30.8 percent of original size [2020-09-11 12:09:25,876 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:09:25,877 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 7 dim-0 vars, and 2 xjuncts. [2020-09-11 12:09:25,877 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:269, output treesize:96 [2020-09-11 12:09:25,879 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:09:27,560 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification that was a NOOP. DAG size: 55 [2020-09-11 12:09:27,564 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:09:27,632 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 1] term [2020-09-11 12:09:27,633 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:09:27,635 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:09:27,636 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:09:27,638 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:09:27,650 INFO L441 ElimStorePlain]: Different costs {5=[v_prenex_25], 9=[|#memory_int|]} [2020-09-11 12:09:27,655 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2020-09-11 12:09:27,656 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:09:27,776 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2020-09-11 12:09:27,777 INFO L625 ElimStorePlain]: treesize reduction 4, result has 96.5 percent of original size [2020-09-11 12:09:27,802 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:09:27,803 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 31 [2020-09-11 12:09:27,804 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:09:27,841 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:09:27,841 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 54 [2020-09-11 12:09:27,842 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-11 12:09:27,967 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 36 [2020-09-11 12:09:27,968 INFO L625 ElimStorePlain]: treesize reduction 25, result has 76.2 percent of original size [2020-09-11 12:09:27,971 INFO L545 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-11 12:09:27,971 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 11 variables, input treesize:138, output treesize:9 [2020-09-11 12:09:28,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-11 12:09:28,006 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-11 12:09:28,006 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 20 [2020-09-11 12:09:28,006 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409850244] [2020-09-11 12:09:28,007 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-09-11 12:09:28,007 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-11 12:09:28,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-09-11 12:09:28,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=403, Unknown=0, NotChecked=0, Total=462 [2020-09-11 12:09:28,007 INFO L87 Difference]: Start difference. First operand 70629 states and 364593 transitions. Second operand 22 states. [2020-09-11 12:09:28,256 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2020-09-11 12:09:28,470 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 41 [2020-09-11 12:09:28,904 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 48 [2020-09-11 12:09:29,243 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 50 [2020-09-11 12:09:34,710 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 67 DAG size of output: 58 [2020-09-11 12:09:39,494 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2020-09-11 12:09:40,021 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 60 [2020-09-11 12:09:49,048 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 58 DAG size of output: 58 [2020-09-11 12:10:07,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-11 12:10:07,075 INFO L93 Difference]: Finished difference Result 110739 states and 567512 transitions. [2020-09-11 12:10:07,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-09-11 12:10:07,076 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 15 [2020-09-11 12:10:07,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-11 12:10:07,473 INFO L225 Difference]: With dead ends: 110739 [2020-09-11 12:10:07,473 INFO L226 Difference]: Without dead ends: 110739 [2020-09-11 12:10:07,474 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 291 ImplicationChecksByTransitivity, 12.1s TimeCoverageRelationStatistics Valid=211, Invalid=1118, Unknown=3, NotChecked=0, Total=1332 [2020-09-11 12:10:12,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110739 states. [2020-09-11 12:10:13,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110739 to 76237. [2020-09-11 12:10:13,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76237 states. [2020-09-11 12:10:14,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76237 states to 76237 states and 394403 transitions. [2020-09-11 12:10:14,548 INFO L78 Accepts]: Start accepts. Automaton has 76237 states and 394403 transitions. Word has length 15 [2020-09-11 12:10:14,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-11 12:10:14,548 INFO L479 AbstractCegarLoop]: Abstraction has 76237 states and 394403 transitions. [2020-09-11 12:10:14,548 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-09-11 12:10:14,548 INFO L276 IsEmpty]: Start isEmpty. Operand 76237 states and 394403 transitions. [2020-09-11 12:10:14,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-09-11 12:10:14,550 INFO L414 BasicCegarLoop]: Found error trace [2020-09-11 12:10:14,550 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-11 12:10:14,751 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2020-09-11 12:10:14,752 INFO L427 AbstractCegarLoop]: === Iteration 9 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-09-11 12:10:14,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-11 12:10:14,753 INFO L82 PathProgramCache]: Analyzing trace with hash 2133579943, now seen corresponding path program 3 times [2020-09-11 12:10:14,753 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-11 12:10:14,753 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274016458] [2020-09-11 12:10:14,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-11 12:10:14,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-11 12:10:15,621 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 35 [2020-09-11 12:10:15,769 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 21 [2020-09-11 12:10:15,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-11 12:10:15,981 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [274016458] [2020-09-11 12:10:15,981 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [857893911] [2020-09-11 12:10:15,982 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-11 12:10:16,164 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2020-09-11 12:10:16,164 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-09-11 12:10:16,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 22 conjunts are in the unsatisfiable core [2020-09-11 12:10:16,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-11 12:10:16,215 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-09-11 12:10:16,216 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 50 treesize of output 66 [2020-09-11 12:10:16,217 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:10:16,254 INFO L625 ElimStorePlain]: treesize reduction 23, result has 59.6 percent of original size [2020-09-11 12:10:16,254 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-09-11 12:10:16,255 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:34 [2020-09-11 12:10:16,299 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 19 treesize of output 18 [2020-09-11 12:10:16,300 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:10:16,310 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 19 treesize of output 18 [2020-09-11 12:10:16,310 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:10:16,317 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 19 treesize of output 18 [2020-09-11 12:10:16,318 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-11 12:10:16,374 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:10:16,375 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2020-09-11 12:10:16,375 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:111, output treesize:99 [2020-09-11 12:10:16,451 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-09-11 12:10:16,513 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:10:16,514 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 69 [2020-09-11 12:10:16,515 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:10:16,515 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:10:16,517 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:10:16,686 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2020-09-11 12:10:16,687 INFO L350 Elim1Store]: treesize reduction 16, result has 83.7 percent of original size [2020-09-11 12:10:16,687 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 27 treesize of output 99 [2020-09-11 12:10:16,689 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-11 12:10:16,689 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:10:16,690 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:10:16,692 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:10:16,748 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:10:16,749 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 69 [2020-09-11 12:10:16,750 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:10:16,750 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:10:16,752 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-11 12:10:16,988 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2020-09-11 12:10:16,989 INFO L625 ElimStorePlain]: treesize reduction 92, result has 62.6 percent of original size [2020-09-11 12:10:16,990 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2020-09-11 12:10:16,990 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:132, output treesize:154 [2020-09-11 12:10:17,265 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-09-11 12:10:17,267 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-09-11 12:10:17,269 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-11 12:10:17,287 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2020-09-11 12:10:17,288 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:10:17,300 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2020-09-11 12:10:17,301 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:10:17,315 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2020-09-11 12:10:17,316 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-11 12:10:17,325 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2020-09-11 12:10:17,326 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-09-11 12:10:17,460 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-09-11 12:10:17,461 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:10:17,463 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 7 dim-0 vars, and 4 xjuncts. [2020-09-11 12:10:17,463 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:252, output treesize:192 [2020-09-11 12:10:17,637 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-09-11 12:10:17,645 INFO L603 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-09-11 12:10:17,700 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:10:17,700 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 37 [2020-09-11 12:10:17,701 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-11 12:10:17,701 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:10:17,702 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:10:17,704 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:10:17,739 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:10:17,739 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 37 [2020-09-11 12:10:17,740 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-11 12:10:17,740 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:10:17,741 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:10:17,743 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:10:17,822 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:10:17,823 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 26 treesize of output 72 [2020-09-11 12:10:17,824 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-09-11 12:10:17,826 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-11 12:10:17,826 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:10:17,828 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:10:17,830 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-11 12:10:17,860 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:10:17,860 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 37 [2020-09-11 12:10:17,861 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-11 12:10:17,862 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-09-11 12:10:17,863 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:10:17,866 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-09-11 12:10:18,179 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 69 [2020-09-11 12:10:18,180 INFO L625 ElimStorePlain]: treesize reduction 15, result has 92.6 percent of original size [2020-09-11 12:10:18,186 INFO L545 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 1 dim-1 vars, End of recursive call: 7 dim-0 vars, and 4 xjuncts. [2020-09-11 12:10:18,186 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:212, output treesize:187 [2020-09-11 12:10:18,451 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 46 [2020-09-11 12:10:18,578 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:10:18,579 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:10:18,583 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:10:18,617 INFO L173 IndexEqualityManager]: detected equality via solver [2020-09-11 12:10:18,625 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 40 [2020-09-11 12:10:18,626 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:10:18,643 INFO L173 IndexEqualityManager]: detected equality via solver [2020-09-11 12:10:18,650 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 40 [2020-09-11 12:10:18,650 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:10:18,668 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 39 [2020-09-11 12:10:18,669 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-11 12:10:18,681 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 39 [2020-09-11 12:10:18,682 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-09-11 12:10:18,893 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 51 [2020-09-11 12:10:18,894 INFO L625 ElimStorePlain]: treesize reduction 71, result has 61.4 percent of original size [2020-09-11 12:10:18,897 INFO L545 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: 7 dim-0 vars, and 2 xjuncts. [2020-09-11 12:10:18,897 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:335, output treesize:113 [2020-09-11 12:10:19,047 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 14, 1] term [2020-09-11 12:10:19,047 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-11 12:10:19,051 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-11 12:10:19,058 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-11 12:10:19,064 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-11 12:10:19,072 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-09-11 12:10:19,120 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 47 [2020-09-11 12:10:19,121 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:10:19,136 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 48 [2020-09-11 12:10:19,137 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-09-11 12:10:19,356 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 74 [2020-09-11 12:10:19,357 INFO L625 ElimStorePlain]: treesize reduction 180, result has 41.0 percent of original size [2020-09-11 12:10:19,365 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 40 [2020-09-11 12:10:19,366 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-09-11 12:10:19,445 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:10:19,451 INFO L545 ElimStorePlain]: Start of recursive call 1: 15 dim-0 vars, 2 dim-2 vars, End of recursive call: 11 dim-0 vars, and 2 xjuncts. [2020-09-11 12:10:19,451 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 17 variables, input treesize:335, output treesize:121 [2020-09-11 12:10:21,598 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 18 [2020-09-11 12:10:21,602 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-09-11 12:10:21,618 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-09-11 12:10:21,619 INFO L545 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-09-11 12:10:21,620 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 9 variables, input treesize:69, output treesize:9 [2020-09-11 12:10:21,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-11 12:10:21,625 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-11 12:10:21,625 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 19 [2020-09-11 12:10:21,626 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041351531] [2020-09-11 12:10:21,626 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-09-11 12:10:21,626 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-11 12:10:21,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-09-11 12:10:21,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=359, Unknown=1, NotChecked=0, Total=420 [2020-09-11 12:10:21,627 INFO L87 Difference]: Start difference. First operand 76237 states and 394403 transitions. Second operand 21 states. [2020-09-11 12:10:21,838 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2020-09-11 12:10:22,073 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2020-09-11 12:10:22,287 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 40 [2020-09-11 12:10:24,909 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 71 [2020-09-11 12:10:25,445 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 73 [2020-09-11 12:10:30,779 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 68 Received shutdown request... [2020-09-11 12:10:48,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-09-11 12:10:49,176 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2020-09-11 12:10:49,177 WARN L544 AbstractCegarLoop]: Verification canceled [2020-09-11 12:10:49,183 WARN L228 ceAbstractionStarter]: Timeout [2020-09-11 12:10:49,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.09 12:10:49 BasicIcfg [2020-09-11 12:10:49,183 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-11 12:10:49,184 INFO L168 Benchmark]: Toolchain (without parser) took 225862.65 ms. Allocated memory was 141.0 MB in the beginning and 3.5 GB in the end (delta: 3.3 GB). Free memory was 102.0 MB in the beginning and 2.1 GB in the end (delta: -2.0 GB). Peak memory consumption was 2.8 GB. Max. memory is 7.1 GB. [2020-09-11 12:10:49,185 INFO L168 Benchmark]: CDTParser took 0.53 ms. Allocated memory is still 141.0 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-11 12:10:49,185 INFO L168 Benchmark]: CACSL2BoogieTranslator took 720.71 ms. Allocated memory was 141.0 MB in the beginning and 205.5 MB in the end (delta: 64.5 MB). Free memory was 101.4 MB in the beginning and 166.1 MB in the end (delta: -64.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. [2020-09-11 12:10:49,185 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.40 ms. Allocated memory is still 205.5 MB. Free memory was 166.1 MB in the beginning and 163.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2020-09-11 12:10:49,186 INFO L168 Benchmark]: Boogie Preprocessor took 33.15 ms. Allocated memory is still 205.5 MB. Free memory was 163.5 MB in the beginning and 162.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2020-09-11 12:10:49,186 INFO L168 Benchmark]: RCFGBuilder took 650.06 ms. Allocated memory is still 205.5 MB. Free memory was 162.2 MB in the beginning and 122.0 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 7.1 GB. [2020-09-11 12:10:49,186 INFO L168 Benchmark]: TraceAbstraction took 224391.83 ms. Allocated memory was 205.5 MB in the beginning and 3.5 GB in the end (delta: 3.3 GB). Free memory was 122.0 MB in the beginning and 2.1 GB in the end (delta: -2.0 GB). Peak memory consumption was 2.7 GB. Max. memory is 7.1 GB. [2020-09-11 12:10:49,188 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 ms. Allocated memory is still 141.0 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 720.71 ms. Allocated memory was 141.0 MB in the beginning and 205.5 MB in the end (delta: 64.5 MB). Free memory was 101.4 MB in the beginning and 166.1 MB in the end (delta: -64.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 57.40 ms. Allocated memory is still 205.5 MB. Free memory was 166.1 MB in the beginning and 163.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 33.15 ms. Allocated memory is still 205.5 MB. Free memory was 163.5 MB in the beginning and 162.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 650.06 ms. Allocated memory is still 205.5 MB. Free memory was 162.2 MB in the beginning and 122.0 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 224391.83 ms. Allocated memory was 205.5 MB in the beginning and 3.5 GB in the end (delta: 3.3 GB). Free memory was 122.0 MB in the beginning and 2.1 GB in the end (delta: -2.0 GB). Peak memory consumption was 2.7 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 1.0s, 48 ProgramPointsBefore, 16 ProgramPointsAfterwards, 50 TransitionsBefore, 16 TransitionsAfterwards, 620 CoEnabledTransitionPairs, 5 FixpointIterations, 7 TrivialSequentialCompositions, 26 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 9 ConcurrentYvCompositions, 2 ChoiceCompositions, 306 VarBasedMoverChecksPositive, 17 VarBasedMoverChecksNegative, 8 SemBasedMoverChecksPositive, 11 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.1s, 0 MoverChecksTotal, 528 CheckedPairsTotal, 42 TotalNumberOfCompositions - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 1.9s, 78 ProgramPointsBefore, 28 ProgramPointsAfterwards, 82 TransitionsBefore, 29 TransitionsAfterwards, 3224 CoEnabledTransitionPairs, 5 FixpointIterations, 7 TrivialSequentialCompositions, 44 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 16 ConcurrentYvCompositions, 3 ChoiceCompositions, 1761 VarBasedMoverChecksPositive, 50 VarBasedMoverChecksNegative, 25 SemBasedMoverChecksPositive, 35 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.4s, 0 MoverChecksTotal, 3947 CheckedPairsTotal, 67 TotalNumberOfCompositions - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 3.6s, 108 ProgramPointsBefore, 39 ProgramPointsAfterwards, 114 TransitionsBefore, 41 TransitionsAfterwards, 7812 CoEnabledTransitionPairs, 5 FixpointIterations, 7 TrivialSequentialCompositions, 67 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 22 ConcurrentYvCompositions, 4 ChoiceCompositions, 4217 VarBasedMoverChecksPositive, 106 VarBasedMoverChecksNegative, 59 SemBasedMoverChecksPositive, 66 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.2s, 0 MoverChecksTotal, 9794 CheckedPairsTotal, 96 TotalNumberOfCompositions - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 5.2s, 138 ProgramPointsBefore, 48 ProgramPointsAfterwards, 146 TransitionsBefore, 51 TransitionsAfterwards, 14384 CoEnabledTransitionPairs, 5 FixpointIterations, 7 TrivialSequentialCompositions, 92 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 29 ConcurrentYvCompositions, 5 ChoiceCompositions, 7858 VarBasedMoverChecksPositive, 123 VarBasedMoverChecksNegative, 60 SemBasedMoverChecksPositive, 80 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.4s, 0 MoverChecksTotal, 18011 CheckedPairsTotal, 128 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 700]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 700). Cancelled while BasicCegarLoop was constructing difference of abstraction (76237states) and FLOYD_HOARE automaton (currently 18 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (66865 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 45 locations, 1 error locations. Started 4 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 224.0s, OverallIterations: 18, TraceHistogramMax: 4, AutomataDifference: 145.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 15.5s, HoareTripleCheckerStatistics: 1165 SDtfs, 5113 SDslu, 6780 SDs, 0 SdLazy, 19449 SolverSat, 1393 SolverUnsat, 36 SolverUnknown, 0 SolverNotchecked, 96.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 394 GetRequests, 40 SyntacticMatches, 5 SemanticMatches, 349 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3763 ImplicationChecksByTransitivity, 40.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=76237occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 32.6s AutomataMinimizationTime, 14 MinimizatonAttempts, 273139 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 26.6s InterpolantComputationTime, 309 NumberOfCodeBlocks, 309 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 258 ConstructedInterpolants, 48 QuantifiedInterpolants, 144354 SizeOfPredicates, 252 NumberOfNonLiveVariables, 616 ConjunctsInSsa, 219 ConjunctsInUnsatCore, 24 InterpolantComputations, 6 PerfectInterpolantSequences, 10/38 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 could not prove your program: Timeout Completed graceful shutdown